Extreme Temperature Diary- Wednesday July 9th, 2026/Main Topic: U.S. June 2026 Record Scoreboard and Climatological Review

The main purpose of this ongoing blog will be to track planetary extreme, or record temperatures related to climate change. Any reports I see of ETs will be listed below the main topic of the day. I’ll refer to extreme or record temperatures as ETs (not extraterrestrials).😜

Here is a new feature for this blog, which I will add daily. This is the latest inciteful Green News Report from my friends Desi Doyen and Brad Friedman at Progressive Voices. Hit ‘continue reading,’ listen, then hit return to see my daily topics:

Dear Diary. It’s time for our monthly climatological review. Here on this site, we usually present monthly summaries near the 8th of each month, and each is available by clicking the link below:

https://guyonclimate.com/category/record-scoreboard-climatological-reviews

I’m repeating this mantra every month:

Some people ask me, why track record temperatures? More heat does not affect me, so why should I care? Because record warmth is a big symptom of the climate's health over the last few decades, giving us warning of what may come. Heed the drip drip drip coming into the Titanic. @katharinehayhoe.com

Guy Walton…"The Climate Guy" (@climateguyw.bsky.social) 2025-09-09T20:28:25.534Z

https://www.ncdc.noaa.gov/cag/national/rankings

NCEI Record Count Archive – Guy On Climate

https://www.ncdc.noaa.gov/cdo-web/datatools/records

Relative increase of record high maximum temperatures compared to record low minimum temperatures in the U.S. – Meehl – 2009 – Geophysical Research Letters – Wiley Online Library

Assessing the U.S. Temperature and Precipitation Analysis in June 2026 | News | National Centers for Environmental Information (NCEI)

Assessing the U.S. Temperature and Precipitation Analysis in June 2026

Wet and stormy June across the South and Midwest

Key Takeaways:

  • Widespread June Warmth: The average temperature for the contiguous U.S. (CONUS) in June ranked in the warmest third of the 132-year record, with much of the West, Southwest, Mid-Atlantic and Northeast observing above-average temperatures.
  • Hot and Dry Year-to-Date: The West and Southwest climate regions experienced their warmest January–June period on record and received less than 70 percent of their average year-to-date precipitation.
  • Midwest Severe Weather: According to NOAA’s Storm Prediction Center, there were 374 preliminary tornado reports during June, with historic activity across the Midwest. Illinois (91 reports), Indiana (69 reports) and Missouri (32 reports) each set new June records.
  • Drought Footprint: Drought coverage across the CONUS fell below 50% in June, though drought persisted across much of the interior West and developed in Puerto Rico.
  • Hawai’i Precipitation: Following its wettest June since 1997, Hawai’i’s year-to-date precipitation reached a record 54.6 inches—more than two feet above normal.
Map of the U.S. showing locations of notable weather and climate events in June 2026 with text describing each event and title at top stating “Notable Weather and Climate Events: June 2026”.
Map of the U.S. notable weather and climate events in June 2026.

Other Highlights:

Temperature

The average temperature for the CONUS in June was 70.6°F, 2.2°F above the 20th-century average. Above- to much-above-average temperatures were observed across much of the West, Southwest, southern Plains, Florida, Mid-Atlantic and Northeast. Parts of the northern Rockies and Plains experienced below-average temperatures, while portions of the Midwest and Southeast were near average.
 

Map of the U.S. showing temperature percentiles for June 2026 with warmer areas in gradients of red and cooler areas in gradients of blue.
June 2026 U.S. Mean Temperature Percentiles Map.

The Southwest climate region tied for its fifth-warmest June on record, averaging 4.9°F above the 20th-century average. Nine states ranked among their 10-warmest Junes on record, including Rhode Island and New Mexico, which each recorded their third-warmest June. Rhode Island also recorded its warmest June average maximum temperature on record, with daytime highs averaging 80.7°F—the first June since 1943 with an average high above 80°F.

Average daytime temperatures were near or below average across much of the South and Gulf Coast, while overnight temperatures were above average. Texas tied its warmest June average minimum temperature at 71.9°F, and neighboring New Mexico and Louisiana each recorded their second-warmest June minimum temperatures. In contrast, several states observed below-average daytime temperatures, including Alabama, where average maximum temperatures were 2.0°F below the 20th-century average.

Alaska’s average temperature was 50.5°F, 1.3°F above the 1925–2000 average, ranking in the warmest third of the 102-year record. Above-average temperatures were observed across southern portions of the Alaska mainland and the Panhandle. 
Hawai’i’s average temperature was 68.0°F, 0.3°F above the 1991–2020 average, ranking in the middle third of the 36-year record.

Precipitation

Total precipitation averaged across the CONUS in June was 3.23 inches, 0.31 inch above the 20th-century average, ranking in the wettest third of the 132-year record.

Map of the U.S. showing precipitation percentiles for June 2026 with wetter areas in gradients of green and drier areas in gradients of brown.
June 2026 U.S. Total Precipitation Percentiles.

Above- to much-above-average precipitation was observed across portions of the far northern tier, central and southern Plains, South, Gulf Coast, Midwest and Great Lakes. Kansas, Illinois, Indiana and Kentucky each ranked among their 10-wettest Junes on record. In contrast, below-average precipitation was observed across parts of the West, Northwest, central and southern Rockies, as well as much of the Florida Peninsula, Carolinas and Mid-Atlantic region.

June precipitation patterns reinforced some of the spatial contrasts observed during the first half of the year, with above-average precipitation across parts of the Midwest and Great Lakes and persistent below-average precipitation across much of the western CONUS and portions of the East Coast. Michigan recorded its wettest January–June on record, 6 inches above average, while Nevada, Arizona, Utah, Wyoming and Colorado received only about half to two-thirds of their average precipitation. Meanwhile, nine East Coast states from South Carolina to Massachusetts ranked among their eight-driest January–June periods on record.

Alaska recorded 1.78 inches of precipitation in June, 0.56 inch below the 1925–2000 average, ranking in the driest third of the 102-year record. Below-average precipitation was observed across portions of the western and southern mainland, the Alaska Peninsula and Aleutians, and the Panhandle.

Hawai’i averaged 7.03 inches of precipitation in June, nearly double the 1991–2020 average of 3.60 inches—its second-wettest June on record. Year-to-date precipitation totaled 54.62 inches, 24.87 inches above average, marking the highest January–June total in the record (1991–present).

Drought

According to the June 30 U.S. Drought Monitor report, about 47.8% of the CONUS was in drought, a decrease of about 10.5% since the beginning of June. Drought persisted or intensified across much of the Northwest, Southwest, Great Basin and Rockies, as well as parts of the western Plains and the Mid-Atlantic from the Carolinas to the Northeast. Drought contracted or decreased in intensity across portions of the Plains, Midwest, lower Mississippi and Ohio Valleys, Southeast and far Northeast. Drought developed across portions of Puerto Rico and the U.S. Virgin Islands.

Monthly Outlook

Above-average July temperatures are favored across the West, South and East, with the greatest likelihood over the Northwest, southern Plains and Southeast. Above-average July precipitation is favored in the Great Basin and parts of the Southwest and Northeast, while below-average precipitation is favored for parts of the Pacific Northwest and western Gulf Coast. Visit the Climate Prediction Center’s Official 30-Day Forecasts for more details. 

Drought is expected to persist or expand across much of the Northwest and Rockies, as well as portions of the Plains, Mid-Atlantic and Puerto Rico, while drought improvement or removal is expected for parts of the Southwest and Southeast. Visit the U.S. Monthly Drought Outlook website for more details.

Significant wildland fire potential for July is above normal across much of the Northwest, Great Basin and southern Rockies, as well as parts of the southern Plains, Carolinas, Florida Peninsula and Puerto Rico. For additional information on wildland fire potential, visit the National Interagency Fire Center’s One-Month Wildland Fire Outlook.


For more detailed climate information, check out our comprehensive June 2026 U.S. Climate Report scheduled for release on July 14, 2026. For additional information on the statistics provided here, visit the Climate at a Glance and National Maps webpages.

Published

July 9, 2026

‼️ Record Shattering Heat DomeNo exaggeration, this is the real deal. A behemoth Heat Dome embedded in a very amplified jet stream will bake the Northern Tier of States. Montana… checks notes… will reach 110°+ this weekend for actual temperature. Some spots will challenge all-time records… 1/

Jeff Berardelli (@weatherprof.bsky.social) 2026-07-09T14:40:43.895Z

I detail the incredible number of heat records set in Europe in my June monthly global climate summary post, yaleclimateconnections.org/2026/07/june…

Dr. Jeff Masters (@drjeffmasters.bsky.social) 2026-07-09T16:17:42.018Z

Magenta = Record for time of year. Watch as the huge area of record 500mb heights (heat dome) expand from the Rockies across the Northern Tier, Great Lakes and pivot back again. The area of “all-time record” is smaller, but still very impressive. (In thread)

Jeff Berardelli (@weatherprof.bsky.social) 2026-07-08T22:40:43.959Z

My new essay at Scientific American is out. #fires #climate #water"We know what’s coming, but we also know what to do…It's time to listen to the science, stop listening to the deniers and work to make our dystopian future, once again, fiction."www.scientificamerican.com/article/los-…

Peter Gleick (@petergleick.bsky.social) 2025-01-25T17:34:57.165Z

Sobering talk last night from likes of @michaelemann.bsky.social & @naomiaklein.bsky.social abt new tetrarchy of fascism, fossil fuels, climate deniers and big tech uniting behind AI. Glad @desmog.com speaking so clearly out against this spin & misinformation.

Bobby Jewell (@bobbyjewell.bsky.social) 2026-07-09T13:04:28.734Z

It appears the Super (Very Strong) El Niño ocean threshold has been reached at record pace (according to World Climate Service). This appears to be ~6 weeks earlier than any other time in history. The sea surface temperature anomaly in the main El Niño 3.4 region reached ~+2°C… 1/

Jeff Berardelli (@weatherprof.bsky.social) 2026-07-08T19:49:07.943Z

It is not headed by a “climate critic“. It is headed by someone who is unqualified in this area, who cannot offer valid critiques but instead shares debunked claims, and who regularly attacks climate scientists. Like me.

Katharine Hayhoe (@katharinehayhoe.com) 2026-07-09T19:02:50.553Z

“We foxes really have the good of the henhouse at heart”. lol. Of all the crazy, delusional #climate denial nonsense I’ve seen in an Irish paper in last 20 years, this may be the worst. Wow, @businesspost.bsky.social

John Gibbons 🇵🇸 🇺🇦 🇪🇺 (@thinkorswim.bsky.social) 2025-01-19T11:17:12.924Z

Tropical Storm Risk predicts the 2026 NW Pacific typhoon season to be one of the most active on record:28 named storms, 19 typhoons, 12 intense typhoons and an ACE index of 436, 8th-highest since 1950. Highest ACE on record was in strong El Niño year of 1997: 571. Bavi has an ACE of 47 so far.

Dr. Jeff Masters (@drjeffmasters.bsky.social) 2026-07-09T17:27:11.574Z

IT'S UP! An article about the rain-soaked disaster that was July 4th in Washington DC this year, including all the videos I couldn't upload of the sad and angry crowds, plus details that didn['t make the thread. Please check it out if you would like to!

Laura Jedeed (@laurajedeed.bsky.social) 2026-07-06T23:08:49.730Z

The solution is right above us. Solar panels on existing buildings, car parks, and along highways generate clean power without sacrificing farmland or wild spaces. Let's use our built world first. #Renewables #Innovation

Abilu Tangwa. (@abilutangwa.bsky.social) 2025-12-22T02:27:39.871Z

Fossil fools may wish to pour a stiff one, grab a seat, and keep the smelling salts to hand…because Britain’s electricity is currently 82% zero carbon…with just one neat trick – #renewablesFossil fuel companies hate it.

Jon Burke🌍 (@jonburkeuk.bsky.social) 2026-03-17T14:46:32.357Z

Amongst all that new UK nuclear PR.This is just last year …www.theguardian.com/environment/…

Dr Paul Dorfman (@drpauldorfman.bsky.social) 2026-07-09T14:00:28.359Z

However, Sizewell B nuclear life-extension was not granted by regulators, no mention of ONR, much less Environment Agency or Ofgem. www.bbc.com/news/article…

Dr Paul Dorfman (@drpauldorfman.bsky.social) 2026-07-09T10:55:27.729Z

Nuclear climate casualty.Substantive models based on peer reviewed published research concludes that this Sizewell nuclear site will be almost entirely cut off by climate sea-level rise driven storm surge flooding at least once per year within a decade.www.theguardian.com/environment/…

Dr Paul Dorfman (@drpauldorfman.bsky.social) 2026-07-09T10:32:13.002Z

Nuclear climate casualtyTwo weeks after the last spell of intense heat, EDF must halt production at several reactors to avoid further warming the rivers. www.lesechos.fr/industrie-se…

Dr Paul Dorfman (@drpauldorfman.bsky.social) 2026-07-09T09:30:38.052Z

Nuclear energy and waste are “a poison,” Kano says, that don’t fit into the philosophy of Ainu people, the Indigenous group which inhabited Hokkaido before it was annexed in 1869 by imperial Japan. www.japantimes.co.jp/environment/…

Dr Paul Dorfman (@drpauldorfman.bsky.social) 2026-07-09T10:43:32.972Z

I analyzed all 10 episodes of #ScienceCounterpunch & built a searchable library of:• 305 expert insights• 90+ proposed solutions• Problem-to-solution mapsThe goal: make ideas for fighting anti-science movements easier to discover, explore, and apply.Accessibility matters as much as content🧵

Philipp Markolin (@philippmarkolin.eurosky.social) 2026-07-08T09:59:20.202Z

"…the recently announced layoffs at Scientific American have elicited shock, dismay, and grief throughout our science writing community."www.nasw.org/July2026soli…

Dan Vergano (@danvergano.bsky.social) 2026-07-08T19:42:53.874Z

Wow–that's a scary looking bacterium! The stuff on the right looks bad too.

Michael E. Mann (@michaelemann.bsky.social) 2026-07-09T03:41:48.111Z

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