All-time weather records — McComb, MS

Record high
106.0°F
August 30, 2000
Record low
-33.0°F
November 2, 1951
Wettest day
10.98 in
October 4, 1964

Climate change signal in McComb

22.4%

of McComb's all-time daily heat records were set in the last decade (82 of 366 records since 2015).

3%

of all-time daily cold records were set in the last decade (11 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
4
2
1950s
61
42
1960s
38
63
1970s
20
89
1980s
51
71
1990s
38
42
2000s
55
30
2010s
54
21
2020s
45
6

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 1948, the latest in 2026. Period of observation: 1948-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 86.0°F — Jan 27, 1972 1.9°F — Jan 21, 1985 6.32 in — Jan 27, 1994
February 84.9°F — Feb 20, 2026 8.1°F — Feb 2, 1951 4.29 in — Feb 20, 2014
March 88.0°F — Mar 18, 1982 14.0°F — Mar 3, 1980 5.26 in — Mar 27, 1980
April 95.0°F — Apr 21, 1987 28.0°F — Apr 4, 1987 8.44 in — Apr 14, 1967
May 100.0°F — May 31, 1951 35.1°F — May 4, 2013 5.15 in — May 16, 1980
June 102.9°F — Jun 2, 2011 46.0°F — Jun 1, 1984 4.01 in — Jun 6, 1983
July 105.1°F — Jul 2, 2009 55.9°F — Jul 15, 1967 4.47 in — Jul 23, 2003
August 106.0°F — Aug 30, 2000 55.0°F — Aug 29, 1992 6.76 in — Aug 29, 2005
September 105.1°F — Sep 1, 2000 39.0°F — Sep 29, 1967 7.04 in — Sep 26, 2002
October 99.0°F — Oct 3, 2019 27.0°F — Oct 20, 1989 10.98 in — Oct 4, 1964
November 87.1°F — Nov 7, 2005 -33.0°F — Nov 2, 1951 5.06 in — Nov 13, 1961
December 84.0°F — Dec 31, 2021 3.9°F — Dec 23, 1989 5.22 in — Dec 3, 1982

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