https://weatheronthisday.com/today Weather On This Day en 2026-07-21 July 21 Weather History: When Portland Hit 104: The 2006 Heat Wave That Scorched a Nation https://weatheronthisday.com/news/aspen-acres-fire-2026 Weather On This Day en 2026-07-21T23:30:03+00:00 Aspen Acres Fire https://weatheronthisday.com/news/ferris-fire-2026 Weather On This Day en 2026-07-21T23:30:03+00:00 Ferris Fire https://weatheronthisday.com/news/tropical-storm-fausto-2026 Weather On This Day en 2026-07-21T21:00:02+00:00 Hurricane Fausto https://weatheronthisday.com/news/tropical-storm-bertha-2026 Weather On This Day en 2026-07-21T21:00:02+00:00 Tropical Storm Bertha https://weatheronthisday.com/news/morrill-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 Morrill Fire https://weatheronthisday.com/news/cottonwood-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 Cottonwood Fire https://weatheronthisday.com/news/babylon-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 Babylon Fire https://weatheronthisday.com/news/gold-mountain-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 Gold Mountain Fire https://weatheronthisday.com/news/bear-trap-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 Bear Trap Fire https://weatheronthisday.com/news/rowe-creek-complex-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 Rowe Creek Complex Fire https://weatheronthisday.com/news/kaiser-canyon-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 Kaiser Canyon Fire https://weatheronthisday.com/news/0476-hoag-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 0476 Hoag Fire https://weatheronthisday.com/news/hay-creek-complex-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 Hay Creek Complex Fire https://weatheronthisday.com/news/0445-crosswhite-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 0445 Crosswhite Fire https://weatheronthisday.com/news/biscar-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 Biscar Fire https://weatheronthisday.com/news/lyons-ferry-fire-2026 Weather On This Day en 2026-07-21T19:00:02+00:00 Lyons Ferry Fire https://weatheronthisday.com/trends/hottest-day-of-the-year Weather On This Day en 2026-07-20 When Is the Hottest Day of the Year? We Mapped the Exact Date for 41 US Cities — From June 26 in Tucson to September 5 in San Francisco https://weatheronthisday.com/city/new-york-city/today Weather On This Day en 2026-07-21 NYC's July 21 record heat hit 102°F, a scorching 16 degrees above average https://weatheronthisday.com/city/los-angeles/today Weather On This Day en 2026-07-21 Los Angeles hits record high of 92°F on July 21, 1982 https://weatheronthisday.com/city/chicago/today Weather On This Day en 2026-07-21 Chicago hit 100°F on July 21 in 1980, a scorching record https://weatheronthisday.com/city/houston/today Weather On This Day en 2026-07-21 Houston's July 21 Record Heat: 102°F Scorcher in 2000 https://weatheronthisday.com/city/phoenix/today Weather On This Day en 2026-07-21 Phoenix hits 117°F on July 21, 2023 - a sizzling new record https://weatheronthisday.com/city/philadelphia/today Weather On This Day en 2026-07-21 Philadelphia hits 100°F on July 21, 2005 record high https://weatheronthisday.com/city/san-antonio/today Weather On This Day en 2026-07-21 San Antonio hits 103°F on July 21: hottest reading in 55 years https://weatheronthisday.com/city/san-diego/today Weather On This Day en 2026-07-21 San Diego hit 85°F on July 21, 1981, its warmest day on record https://weatheronthisday.com/city/dallas/today Weather On This Day en 2026-07-21 Dallas hits scorching 110°F record on July 21, 2018 https://weatheronthisday.com/city/austin/today Weather On This Day en 2026-07-21 Austin's July 21 record heat: 105°F in 2022 tops typical 96°F average https://weatheronthisday.com/city/jacksonville/today Weather On This Day en 2026-07-21 Jacksonville hit 100°F on July 21, 2023 https://weatheronthisday.com/city/columbus/today Weather On This Day en 2026-07-21 Columbus hits 97°F on historic July 21 in 1983 https://weatheronthisday.com/city/charlotte/today Weather On This Day en 2026-07-21 Charlotte's July 21 Record High of 103°F Set in Sweltering 1986 https://weatheronthisday.com/city/san-francisco/today Weather On This Day en 2026-07-21 San Francisco hits 76°F record on July 21, 1996 https://weatheronthisday.com/city/indianapolis/today Weather On This Day en 2026-07-21 Indianapolis hits 98°F on July 21, 1980 record high https://weatheronthisday.com/city/seattle/today Weather On This Day en 2026-07-21 Seattle hit 95°F on July 21, 2006, shattering typical summer warmth https://weatheronthisday.com/city/denver/today Weather On This Day en 2026-07-21 Denver hit 108°F on July 21, 2005 - its hottest ever for this date https://weatheronthisday.com/city/boston/today Weather On This Day en 2026-07-21 Boston hit 102°F on this July day in 1977 https://weatheronthisday.com/city/detroit/today Weather On This Day en 2026-07-21 Detroit hit 100°F on this date in 2011, nearly 16 degrees above average https://weatheronthisday.com/city/nashville/today Weather On This Day en 2026-07-21 Nashville's hottest July 21: 100°F in 1983 https://weatheronthisday.com/city/portland/today Weather On This Day en 2026-07-21 Portland hits 104°F record on this July day in 2006 https://weatheronthisday.com/city/memphis/today Weather On This Day en 2026-07-21 Memphis hits 100°F on July 21, 2022, breaking scorching summer records https://weatheronthisday.com/city/oklahoma-city/today Weather On This Day en 2026-07-21 Oklahoma City hits 106°F on July 21, 1981 https://weatheronthisday.com/city/las-vegas/today Weather On This Day en 2026-07-21 Las Vegas peaked at 115°F on this date in 1980 https://weatheronthisday.com/city/louisville/today Weather On This Day en 2026-07-21 Louisville hit 100°F on this July day in 1983 https://weatheronthisday.com/city/baltimore/today Weather On This Day en 2026-07-21 Baltimore hits 104°F on this date, a sweltering July 21 record https://weatheronthisday.com/city/milwaukee/today Weather On This Day en 2026-07-21 Milwaukee's July 21 record heat: 99°F in 1983 https://weatheronthisday.com/city/albuquerque/today Weather On This Day en 2026-07-21 Albuquerque hits 102°F in 1981, the hottest July 21 on record https://weatheronthisday.com/city/tucson/today Weather On This Day en 2026-07-21 Tucson hits 110°F on July 21, 2023 record high https://weatheronthisday.com/city/sacramento/today Weather On This Day en 2026-07-21 Sacramento hits 106°F: July 21 record heat from 1990 https://weatheronthisday.com/city/atlanta/today Weather On This Day en 2026-07-21 Atlanta hits 102°F on this date, a scorching record from 1986 https://weatheronthisday.com/city/kansas-city/today Weather On This Day en 2026-07-21 Kansas City swelters on July 21 with record 103°F heat in 1991 https://weatheronthisday.com/city/raleigh/today Weather On This Day en 2026-07-21 Raleigh hit 102°F on July 21, 2011, a scorching record https://weatheronthisday.com/city/miami/today Weather On This Day en 2026-07-21 Miami hits 93°F on July 21, breaking high temperature record https://weatheronthisday.com/city/minneapolis/today Weather On This Day en 2026-07-21 Minneapolis hit 101°F on July 21, 2001, a scorching record https://weatheronthisday.com/city/tampa/today Weather On This Day en 2026-07-21 Tampa hits 96°F on July 21, 2010 - the hottest on record https://weatheronthisday.com/city/new-orleans/today Weather On This Day en 2026-07-21 New Orleans hits 100°F: July 21's most extreme heat on record https://weatheronthisday.com/city/cleveland/today Weather On This Day en 2026-07-21 Cleveland's July 21 record high of 95°F set scorching mark in 1978 https://weatheronthisday.com/city/honolulu/today Weather On This Day en 2026-07-21 Honolulu's July 21 Peak: 92°F Record Set in 1987 https://weatheronthisday.com/city/cincinnati/today Weather On This Day en 2026-07-21 Cincinnati hits near-century heat on July 21, 1983 with 99 degree record https://weatheronthisday.com/city/st-louis/today Weather On This Day en 2026-07-21 St. Louis hits 105°F record on scorching July day https://weatheronthisday.com/city/pittsburgh/today Weather On This Day en 2026-07-21 Pittsburgh hits 94°F on July 21, 2019 record https://weatheronthisday.com/city/anchorage/today Weather On This Day en 2026-07-21 Anchorage peaks at 80°F on July 21 in rare 2013 heatwave https://weatheronthisday.com/city/orlando/today Weather On This Day en 2026-07-21 Orlando hits 97°F on July 21, 2022 — five degrees above normal https://weatheronthisday.com/city/richmond/today Weather On This Day en 2026-07-21 Richmond hit 101°F on this day in 1977, a record that still stands https://weatheronthisday.com/city/boise/today Weather On This Day en 2026-07-21 Boise hits 107°F on July 21: Peak heat in 2005 record https://weatheronthisday.com/city/des-moines/today Weather On This Day en 2026-07-21 Des Moines' hottest July 21: 104°F in sweltering 1974 https://weatheronthisday.com/city/birmingham/today Weather On This Day en 2026-07-21 Birmingham, AL reached 100°F on July 21, 1993 https://weatheronthisday.com/city/salt-lake-city/today Weather On This Day en 2026-07-21 Salt Lake City hits 102°F on July 21 in record 2006 heat https://weatheronthisday.com/city/fargo/today Weather On This Day en 2026-07-21 Fargo hits 92°F record on July 21, 1989