https://weatheronthisday.com/today Weather On This Day en 2026-05-15 May 15 Weather History: San Francisco's Most Scorching May Day: The 2008 Record That Still Stands https://weatheronthisday.com/trends/worst-wildfires-us-history Weather On This Day en 2026-05-15 The Worst Wildfires in US History: Deaths, Acres & NOAA Data https://weatheronthisday.com/trends/worst-floods-us-history Weather On This Day en 2026-05-15 The Worst Floods in US History: Deaths, Damage & NOAA Data https://weatheronthisday.com/trends/best-time-to-visit-death-valley Weather On This Day en 2026-05-15 Best Time to Visit Death Valley: Month-by-Month Weather Data from NOAA https://weatheronthisday.com/city/new-york-city/today Weather On This Day en 2026-05-15 NYC's May 15 can swing 47 degrees, from 41°F to 88°F https://weatheronthisday.com/city/los-angeles/today Weather On This Day en 2026-05-15 Los Angeles hit 102°F on May 15, 2014, a record high https://weatheronthisday.com/city/chicago/today Weather On This Day en 2026-05-15 Chicago's May 15 record heat reaches 91°F, far above 68°F average https://weatheronthisday.com/city/houston/today Weather On This Day en 2026-05-15 Houston hits 94°F on May 15, breaking temperature records https://weatheronthisday.com/city/phoenix/today Weather On This Day en 2026-05-15 Phoenix hits 106°F on May 15, 2012: A scorching record https://weatheronthisday.com/city/philadelphia/today Weather On This Day en 2026-05-15 Philadelphia's May 15 peaked at 89°F in 1998 https://weatheronthisday.com/city/san-antonio/today Weather On This Day en 2026-05-15 San Antonio hits 102°F on May 15, shattering heat record in 2022 https://weatheronthisday.com/city/san-diego/today Weather On This Day en 2026-05-15 San Diego hit 97°F on May 15, 2014, smashing typical spring temperatures https://weatheronthisday.com/city/dallas/today Weather On This Day en 2026-05-15 Dallas hits near-record heat on May 15 with 95°F peak https://weatheronthisday.com/city/austin/today Weather On This Day en 2026-05-15 Austin hits 99°F on May 15, breaking heat record for this spring date https://weatheronthisday.com/city/jacksonville/today Weather On This Day en 2026-05-15 Jacksonville hits 97°F record on May 15, 1995 https://weatheronthisday.com/city/columbus/today Weather On This Day en 2026-05-15 Columbus hits 90°F on May 15, 1991 – Far above seasonal norms https://weatheronthisday.com/city/charlotte/today Weather On This Day en 2026-05-15 Charlotte hits 90°F record on May 15, 1991 https://weatheronthisday.com/city/san-francisco/today Weather On This Day en 2026-05-15 San Francisco sweltered to 97°F on this date in 2008 https://weatheronthisday.com/city/indianapolis/today Weather On This Day en 2026-05-15 Indianapolis hits 89°F record on May 15, 1982 https://weatheronthisday.com/city/seattle/today Weather On This Day en 2026-05-15 Seattle hits 91°F on May 15, 2023: Nearly 25 degrees above normal https://weatheronthisday.com/city/denver/today Weather On This Day en 2026-05-15 Denver's May 15 can swung 61 degrees from record lows to highs https://weatheronthisday.com/city/boston/today Weather On This Day en 2026-05-15 Boston hit 89°F on May 15, 2004, shattering spring warmth https://weatheronthisday.com/city/detroit/today Weather On This Day en 2026-05-15 Detroit hits 89°F record on May 15, 1988 https://weatheronthisday.com/city/nashville/today Weather On This Day en 2026-05-15 Nashville's May 15 record heat hit 92°F in 2018 https://weatheronthisday.com/city/portland/today Weather On This Day en 2026-05-15 Portland hits record 93°F on May 15, nearly 25 degrees above normal https://weatheronthisday.com/city/memphis/today Weather On This Day en 2026-05-15 Memphis hits 93°F on May 15, 2018: a scorching spring record https://weatheronthisday.com/city/oklahoma-city/today Weather On This Day en 2026-05-15 Oklahoma City hits 93°F record on May 15, 2022 https://weatheronthisday.com/city/las-vegas/today Weather On This Day en 2026-05-15 Las Vegas hits 104°F on May 15, 1997 record https://weatheronthisday.com/city/louisville/today Weather On This Day en 2026-05-15 Louisville's May 15 record heat reached 92°F in 2018 https://weatheronthisday.com/city/baltimore/today Weather On This Day en 2026-05-15 Baltimore hits 96°F on May 15: hottest day on record https://weatheronthisday.com/city/milwaukee/today Weather On This Day en 2026-05-15 Milwaukee hits 86°F record on May 15, 1991 https://weatheronthisday.com/city/albuquerque/today Weather On This Day en 2026-05-15 Albuquerque typically mild on May 15, but heat can spike to 92°F https://weatheronthisday.com/city/tucson/today Weather On This Day en 2026-05-15 Tucson hits 105°F on May 15, 2022 in desert heat milestone https://weatheronthisday.com/city/sacramento/today Weather On This Day en 2026-05-15 Sacramento hits 99°F record on May 15, 2008 https://weatheronthisday.com/city/atlanta/today Weather On This Day en 2026-05-15 Atlanta hits 90°F record on May 15, 1995 https://weatheronthisday.com/city/kansas-city/today Weather On This Day en 2026-05-15 Kansas City hits 90°F record on May 15, 2017 https://weatheronthisday.com/city/raleigh/today Weather On This Day en 2026-05-15 Raleigh's May 15 Record: 92°F High Set in 1982 https://weatheronthisday.com/city/miami/today Weather On This Day en 2026-05-15 Miami hits 92°F record on May 15, 1985 https://weatheronthisday.com/city/minneapolis/today Weather On This Day en 2026-05-15 Minneapolis hits 94°F on May 15, 2001 https://weatheronthisday.com/city/tampa/today Weather On This Day en 2026-05-15 Tampa hits 95°F record on May 15, 1995 https://weatheronthisday.com/city/new-orleans/today Weather On This Day en 2026-05-15 New Orleans hits 97°F on May 15, 2018 — nearly 12 degrees above average https://weatheronthisday.com/city/cleveland/today Weather On This Day en 2026-05-15 Cleveland hits 92°F on May 15, 2007 - a scorching record https://weatheronthisday.com/city/honolulu/today Weather On This Day en 2026-05-15 Honolulu's May 15 averages a pleasant 84°F, with record high of 88°F set in 1984 https://weatheronthisday.com/city/cincinnati/today Weather On This Day en 2026-05-15 Cincinnati hits record 90°F on May 15, 2018 https://weatheronthisday.com/city/st-louis/today Weather On This Day en 2026-05-15 St. Louis hits 93°F on May 15 in 2013 record heat https://weatheronthisday.com/city/pittsburgh/today Weather On This Day en 2026-05-15 Pittsburgh hits 90°F record on May 15, 1998 https://weatheronthisday.com/city/anchorage/today Weather On This Day en 2026-05-15 Anchorage's May 15 Record Heat: 74°F in 2016 https://weatheronthisday.com/city/orlando/today Weather On This Day en 2026-05-15 Orlando hits 94°F record on this date in 1981 https://weatheronthisday.com/city/richmond/today Weather On This Day en 2026-05-15 Richmond hits 90°F on May 15: The hottest day on record for this date https://weatheronthisday.com/city/boise/today Weather On This Day en 2026-05-15 Boise hits 93°F on May 15, 2006: Nearly 35 degrees above normal https://weatheronthisday.com/city/des-moines/today Weather On This Day en 2026-05-15 Des Moines hits 91°F on May 15, 2012 - 18 degrees above normal https://weatheronthisday.com/city/birmingham/today Weather On This Day en 2026-05-15 Birmingham hits 93°F in record-breaking May 15th heat https://weatheronthisday.com/city/salt-lake-city/today Weather On This Day en 2026-05-15 Salt Lake City hits 89°F on May 15, 2012 record high https://weatheronthisday.com/city/fargo/today Weather On This Day en 2026-05-15 Fargo's May 15 Record High Reached Sweltering 92°F in 1987