All-time weather records — Monticello, AR

Record high
109.0°F
July 19, 2006
Record low
-6.0°F
February 2, 1951
Wettest day
8.62 in
November 24, 2001

Climate change signal in Monticello

14.2%

of Monticello's all-time daily heat records were set in the last decade (52 of 366 records since 2015).

1.6%

of all-time daily cold records were set in the last decade (6 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 #
1870s
2
5
1880s
17
50
1890s
5
3
1930s
9
7
1940s
51
17
1950s
37
38
1960s
26
71
1970s
20
48
1980s
42
70
1990s
11
34
2000s
66
13
2010s
48
6
2020s
32
4

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 1876, the latest in 2026. Period of observation: 1876-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 89.1°F — Jan 10, 2002 -4.0°F — Jan 12, 1962 5.51 in — Jan 29, 1999
February 86.0°F — Feb 8, 2025 -6.0°F — Feb 2, 1951 5.91 in — Feb 19, 1991
March 90.0°F — Mar 20, 2004 10.9°F — Mar 3, 1980 6.99 in — Mar 28, 1944
April 96.1°F — Apr 18, 2006 21.9°F — Apr 6, 1971 5.52 in — Apr 5, 1997
May 99.0°F — May 30, 1886 36.0°F — May 12, 1960 4.91 in — May 4, 1953
June 104.0°F — Jun 28, 2012 43.0°F — Jun 1, 1887 5.95 in — Jun 3, 1992
July 109.0°F — Jul 19, 2006 50.0°F — Jul 15, 1884 4.21 in — Jul 2, 1940
August 108.0°F — Aug 8, 1943 46.0°F — Aug 25, 1887 4.02 in — Aug 30, 2012
September 108.0°F — Sep 1, 2000 33.1°F — Sep 24, 1887 4.90 in — Sep 16, 1968
October 97.0°F — Oct 2, 2019 19.9°F — Oct 30, 1887 5.27 in — Oct 7, 1984
November 89.1°F — Nov 7, 2005 10.9°F — Nov 30, 1979 8.62 in — Nov 24, 2001
December 82.0°F — Dec 3, 1982 -0.9°F — Dec 30, 1876 5.20 in — Dec 19, 2002

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