All-time weather records — Cottonwood, AZ

Record high
118.0°F
June 26, 1994
Record low
6.1°F
February 3, 2011
Wettest day
3.03 in
July 25, 2021

Climate change signal in Cottonwood

50%

of Cottonwood's all-time daily heat records were set in the last decade (183 of 366 records since 2015).

19.7%

of all-time daily cold records were set in the last decade (72 of 366 records since 2015).

If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:

Decade Heat records set # Cold records set #
1970s
3
29
1980s
55
107
1990s
53
77
2000s
51
43
2010s
90
67
2020s
114
43

Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 1979, the latest in 2026. Period of observation: 1977-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 80.1°F — Jan 31, 2003 12.0°F — Jan 2, 2011 2.03 in — Jan 4, 2005
February 86.0°F — Feb 26, 1986 6.1°F — Feb 3, 2011 1.89 in — Feb 13, 2003
March 99.0°F — Mar 19, 2026 19.9°F — Mar 3, 2002 1.25 in — Mar 13, 2020
April 98.1°F — Apr 27, 1996 24.1°F — Apr 9, 2023 1.14 in — Apr 2, 1999
May 107.1°F — May 29, 2020 32.0°F — May 1, 2010 0.91 in — May 2, 2018
June 118.0°F — Jun 26, 1994 19.9°F — Jun 30, 1982 1.31 in — Jun 13, 2018
July 116.1°F — Jul 19, 2023 52.0°F — Jul 14, 2001 3.03 in — Jul 25, 2021
August 114.1°F — Aug 16, 2020 46.9°F — Aug 10, 1984 2.42 in — Aug 19, 2014
September 113.0°F — Sep 5, 2020 42.1°F — Sep 12, 1985 2.50 in — Sep 30, 1983
October 104.0°F — Oct 1, 2024 24.1°F — Oct 31, 2019 2.13 in — Oct 22, 2000
November 91.0°F — Nov 13, 2025 19.0°F — Nov 20, 1994 1.99 in — Nov 1, 1987
December 79.0°F — Dec 1, 2021 8.1°F — Dec 23, 1990 1.49 in — Dec 29, 2004

Click a month to see every daily record for that month in Cottonwood.