All-time weather records — Bonanza, AR

Record high
115.0°F
August 3, 2011
Record low
-9.9°F
January 11, 1977
Wettest day
6.81 in
November 24, 1973

Climate change signal in Bonanza

17.2%

of Bonanza's all-time daily heat records were set in the last decade (63 of 366 records since 2015).

3.3%

of all-time daily cold records were set in the last decade (12 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 #
1940s
16
21
1950s
79
61
1960s
58
73
1970s
13
77
1980s
31
75
1990s
20
27
2000s
40
16
2010s
63
5
2020s
46
11

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 1946, the latest in 2026. Period of observation: 1945-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 81.0°F — Jan 19, 1952 -9.9°F — Jan 11, 1977 4.83 in — Jan 24, 1949
February 88.0°F — Feb 23, 2017 -9.0°F — Feb 2, 1951 3.23 in — Feb 13, 1949
March 95.0°F — Mar 22, 2026 7.0°F — Mar 11, 1948 4.66 in — Mar 3, 2008
April 96.1°F — Apr 18, 2006 21.9°F — Apr 3, 1975 5.12 in — Apr 3, 1964
May 98.1°F — May 29, 1951 35.1°F — May 4, 1954 4.71 in — May 12, 2011
June 106.0°F — Jun 27, 2012 46.9°F — Jun 1, 1972 4.58 in — Jun 7, 2022
July 111.0°F — Jul 13, 1954 50.0°F — Jul 6, 1972 5.73 in — Jul 23, 1960
August 115.0°F — Aug 3, 2011 51.1°F — Aug 13, 1967 5.09 in — Aug 6, 1971
September 109.0°F — Sep 2, 2000 33.1°F — Sep 29, 1967 4.44 in — Sep 21, 2018
October 96.1°F — Oct 1, 1953 21.9°F — Oct 29, 1952 5.72 in — Oct 3, 2007
November 89.1°F — Nov 18, 2025 8.1°F — Nov 29, 1976 6.81 in — Nov 24, 1973
December 84.0°F — Dec 27, 2025 -5.1°F — Dec 23, 1989 5.63 in — Dec 27, 2015

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