https://weatheronthisday.com/today Weather On This Day en 2026-10-21 October 21 Weather History: Jacksonville's October Freeze: A Harbinger of 1989's Brutal Winter https://weatheronthisday.com/news/flood-event-2026-10-20 Weather On This Day en 2026-10-21T14:30:02+00:00 Flood Watches Across 5 States — 15 Watches, 1 Flash Flood Warnings Active https://weatheronthisday.com/news/aspen-acres-fire-2026 Weather On This Day en 2026-10-14T22:00:03+00:00 Aspen Acres Fire https://weatheronthisday.com/news/kaiser-canyon-fire-2026 Weather On This Day en 2026-10-14T22:00:03+00:00 Kaiser Canyon Fire https://weatheronthisday.com/news/second-flat-fire-2026 Weather On This Day en 2026-10-14T22:00:03+00:00 Second Flat Fire https://weatheronthisday.com/news/hagen-fire-2026 Weather On This Day en 2026-10-14T22:00:03+00:00 Hagen Fire https://weatheronthisday.com/news/bench-fire-2026 Weather On This Day en 2026-10-14T22:00:03+00:00 Bench Fire https://weatheronthisday.com/news/little-giant-fire-2026 Weather On This Day en 2026-10-14T22:00:03+00:00 Little Giant Fire https://weatheronthisday.com/news/modrite-fire-2026 Weather On This Day en 2026-10-14T22:00:03+00:00 Modrite Fire https://weatheronthisday.com/news/grasshopper-fire-2026 Weather On This Day en 2026-10-14T22:00:03+00:00 Grasshopper Fire https://weatheronthisday.com/news/wrights-spring-fire-2026 Weather On This Day en 2026-10-14T22:00:03+00:00 Wrights Spring Fire https://weatheronthisday.com/trends/how-accurate-is-punxsutawney-phil Weather On This Day en 2026-10-20 NOAA Rates Punxsutawney Phil 35% Accurate — and the Record Shows Why https://weatheronthisday.com/city/new-york-city/today Weather On This Day en 2026-10-21 NYC hits 79°F on October 21, 2024 — a 16-degree record high https://weatheronthisday.com/city/los-angeles/today Weather On This Day en 2026-10-21 Los Angeles hit 97°F on October 21, 2003 https://weatheronthisday.com/city/chicago/today Weather On This Day en 2026-10-21 Chicago breaks October 21 record with scorching 81°F in 2024 https://weatheronthisday.com/city/houston/today Weather On This Day en 2026-10-21 Houston hits 94°F on October 21, breaking warm weather streak https://weatheronthisday.com/city/phoenix/today Weather On This Day en 2026-10-21 Phoenix hits 101°F on October 21, 2023, shattering heat record https://weatheronthisday.com/city/philadelphia/today Weather On This Day en 2026-10-21 Philadelphia hits 86°F on October 21, 1984 https://weatheronthisday.com/city/san-antonio/today Weather On This Day en 2026-10-21 San Antonio hits 94°F record on Oct 21, 2023 https://weatheronthisday.com/city/san-diego/today Weather On This Day en 2026-10-21 San Diego hit 88°F on this October day in 2016 https://weatheronthisday.com/city/dallas/today Weather On This Day en 2026-10-21 Dallas hits 93°F on October 21, 1979 record https://weatheronthisday.com/city/austin/today Weather On This Day en 2026-10-21 Austin hits 94°F in October 2023 sweltering record https://weatheronthisday.com/city/jacksonville/today Weather On This Day en 2026-10-21 Jacksonville hit 94°F on October 21, 1993 - a searing fall record https://weatheronthisday.com/city/columbus/today Weather On This Day en 2026-10-21 Columbus hits 84°F on October 21, 1979 record https://weatheronthisday.com/city/charlotte/today Weather On This Day en 2026-10-21 Charlotte hits 85°F on October 21, 1993 https://weatheronthisday.com/city/san-francisco/today Weather On This Day en 2026-10-21 San Francisco hits 82°F on October 21, 1999 https://weatheronthisday.com/city/indianapolis/today Weather On This Day en 2026-10-21 Indianapolis hits 82°F record on October 21, 1979 https://weatheronthisday.com/city/seattle/today Weather On This Day en 2026-10-21 Seattle hits 69°F record on Oct. 21, 2021 https://weatheronthisday.com/city/denver/today Weather On This Day en 2026-10-21 Denver's October 21 hit 86°F in 2023, nearly 20 degrees above normal https://weatheronthisday.com/city/boston/today Weather On This Day en 2026-10-21 Boston's October 21 Record High Soars to 83°F in 2024 https://weatheronthisday.com/city/detroit/today Weather On This Day en 2026-10-21 Detroit hits 82°F on October 21, 2024 - warmest on record https://weatheronthisday.com/city/nashville/today Weather On This Day en 2026-10-21 Nashville hits 85°F on October 21, 1979 https://weatheronthisday.com/city/portland/today Weather On This Day en 2026-10-21 Portland hit 80°F on October 21, 2003, breaking typical 61°F autumn averages https://weatheronthisday.com/city/memphis/today Weather On This Day en 2026-10-21 Memphis reaches 89°F on October 21 — a record high from 1979 https://weatheronthisday.com/city/oklahoma-city/today Weather On This Day en 2026-10-21 Oklahoma City hit 90°F on October 21, 1978 https://weatheronthisday.com/city/las-vegas/today Weather On This Day en 2026-10-21 Las Vegas hits 97°F on October 21, defying desert autumn https://weatheronthisday.com/city/louisville/today Weather On This Day en 2026-10-21 Louisville on Oct 21: Record Cold Just Set in 2022 at 30°F https://weatheronthisday.com/city/baltimore/today Weather On This Day en 2026-10-21 Baltimore hits 87°F on October 21, 1979 in record-breaking warmth https://weatheronthisday.com/city/milwaukee/today Weather On This Day en 2026-10-21 Milwaukee hits October record at 81°F on this date https://weatheronthisday.com/city/albuquerque/today Weather On This Day en 2026-10-21 Albuquerque hits 83°F record high on October 21, 2023 https://weatheronthisday.com/city/tucson/today Weather On This Day en 2026-10-21 Tucson hits 98°F on October 21, 2023: A record-breaking desert milestone https://weatheronthisday.com/city/sacramento/today Weather On This Day en 2026-10-21 Sacramento hits record 92°F on October 21, 1991 https://weatheronthisday.com/city/atlanta/today Weather On This Day en 2026-10-21 Atlanta hits 84°F record high on October 21, 1985 https://weatheronthisday.com/city/kansas-city/today Weather On This Day en 2026-10-21 Kansas City hits 87°F on October 21, 1979 https://weatheronthisday.com/city/raleigh/today Weather On This Day en 2026-10-21 Raleigh's October 21 record high of 84°F stands from 1984 https://weatheronthisday.com/city/miami/today Weather On This Day en 2026-10-21 Miami hit 91°F on this date in 2021, nearly 8 degrees above normal https://weatheronthisday.com/city/minneapolis/today Weather On This Day en 2026-10-21 Minneapolis hit 78°F on October 21, 2024—a historic warm record https://weatheronthisday.com/city/tampa/today Weather On This Day en 2026-10-21 Tampa hits 91°F on October 21, shattering heat records https://weatheronthisday.com/city/new-orleans/today Weather On This Day en 2026-10-21 New Orleans hits 91°F on October 21, breaking typical autumn warmth https://weatheronthisday.com/city/cleveland/today Weather On This Day en 2026-10-21 Cleveland hits 82°F on October 21, 2007 record high https://weatheronthisday.com/city/honolulu/today Weather On This Day en 2026-10-21 Honolulu hits 90°F record on October 21, 1983 https://weatheronthisday.com/city/cincinnati/today Weather On This Day en 2026-10-21 Cincinnati hits 83°F on October 21, 1979, defying autumn chill https://weatheronthisday.com/city/st-louis/today Weather On This Day en 2026-10-21 St. Louis hit 89°F on this October 21 in 2003 https://weatheronthisday.com/city/pittsburgh/today Weather On This Day en 2026-10-21 Pittsburgh hit 81°F on Oct 21, 2016, shattering seasonal norms https://weatheronthisday.com/city/anchorage/today Weather On This Day en 2026-10-21 Anchorage's October 21 Record Low just set in 2023 at 13°F https://weatheronthisday.com/city/orlando/today Weather On This Day en 2026-10-21 Orlando hits 91°F on October 21, 1993 record high https://weatheronthisday.com/city/richmond/today Weather On This Day en 2026-10-21 Richmond's October 21 record high of 86°F in 1993 https://weatheronthisday.com/city/boise/today Weather On This Day en 2026-10-21 Boise's October 21 can swing 61 degrees, from 23°F to 84°F https://weatheronthisday.com/city/des-moines/today Weather On This Day en 2026-10-21 Des Moines hits record 83°F on October 21, 1978 https://weatheronthisday.com/city/birmingham/today Weather On This Day en 2026-10-21 Birmingham hits 84°F record on this October day in 2003 https://weatheronthisday.com/city/salt-lake-city/today Weather On This Day en 2026-10-21 Salt Lake City hit 77°F on this October day in 1974 https://weatheronthisday.com/city/fargo/today Weather On This Day en 2026-10-21 Fargo's October 21 swung 59 degrees between record extremes