The Daily Weather Record
September 3
Today in weather history across America. Records, extremes, and stories from 55+ years of NOAA data.
Live weather pulse
All weather news →WildfireCottonwood FireWildfireAspen Acres FireWildfireRowe Creek Complex Fire
NWS27 active extreme/severe alerts nationwide · Flood Warning, Flash Flood Warning, Red Flag Warning, Extreme Heat Warning
Records21 heat & 1 cold records broken across 8 states on August 31, 2026
See all →103°
Warmest Avg High
Phoenix, AZ
48°
Coldest Avg Low
Anchorage, AK
September 3 By the Numbers
112°F
All-time record high
Phoenix (2019)
32°F
All-time record low
Boise (2000)
85°F
National avg high
Across 50 cities
66°F
National avg low
Across 50 cities
Temperature Leaderboard
Records Broken Across America
Full report →Daily heat (orange) and cold (blue) records by state on August 31, 2026. Source: NOAA.