All-time weather records — Blackwell, OK

Record high
114.1°F
July 29, 1986
Record low
-20.0°F
February 11, 2011
Wettest day
6.85 in
August 18, 2009

Climate change signal in Blackwell

6.6%

of Blackwell's all-time daily heat records were set in the last decade (24 of 366 records since 2015).

5.5%

of all-time daily cold records were set in the last decade (20 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 #
1950s
74
45
1960s
65
78
1970s
34
52
1980s
41
66
1990s
42
39
2000s
40
32
2010s
70
54
2020s
·
·

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 1954, the latest in 2018. Period of observation: 1953-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 79.0°F — Jan 29, 2015 -9.9°F — Jan 8, 1988 2.50 in — Jan 5, 2005
February 91.9°F — Feb 22, 1996 -20.0°F — Feb 11, 2011 3.45 in — Feb 21, 1997
March 91.0°F — Mar 11, 1967 0.0°F — Mar 3, 1960 3.50 in — Mar 18, 1992
April 98.1°F — Apr 18, 2006 19.0°F — Apr 3, 1975 6.00 in — Apr 30, 2012
May 104.0°F — May 10, 1967 33.1°F — May 1, 1960 5.54 in — May 24, 2015
June 109.0°F — Jun 30, 1956 43.0°F — Jun 13, 1974 4.90 in — Jun 11, 1989
July 114.1°F — Jul 29, 1986 48.9°F — Jul 14, 1990 4.40 in — Jul 31, 1979
August 114.1°F — Aug 4, 1964 46.0°F — Aug 29, 1988 6.85 in — Aug 18, 2009
September 108.0°F — Sep 3, 2000 28.9°F — Sep 30, 1984 6.11 in — Sep 13, 1961
October 98.1°F — Oct 5, 1956 15.1°F — Oct 31, 1993 5.74 in — Oct 2, 1955
November 90.0°F — Nov 3, 2012 3.9°F — Nov 30, 2006 5.68 in — Nov 21, 1979
December 80.1°F — Dec 24, 1955 -11.9°F — Dec 22, 1989 2.11 in — Dec 27, 2018

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