All-time weather records — New London, WI

Record high
109.0°F
July 13, 1936
Record low
-36.9°F
February 10, 1899
Wettest day
6.20 in
June 10, 1922

Climate change signal in New London

11.2%

of New London's all-time daily heat records were set in the last decade (41 of 366 records since 2015).

1.9%

of all-time daily cold records were set in the last decade (7 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 #
1890s
7
19
1900s
18
39
1910s
21
38
1920s
27
34
1930s
81
26
1940s
27
27
1950s
17
32
1960s
21
41
1970s
23
32
1980s
24
28
1990s
19
26
2000s
28
11
2010s
25
12
2020s
28
1

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 1896, the latest in 2025. Period of observation: 1896-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 57.0°F — Jan 25, 1944 -35.0°F — Jan 18, 1948 1.67 in — Jan 20, 1988
February 72.0°F — Feb 28, 2024 -36.9°F — Feb 10, 1899 2.00 in — Feb 5, 1900
March 82.0°F — Mar 22, 2012 -35.0°F — Mar 1, 1962 2.75 in — Mar 26, 1906
April 91.9°F — Apr 22, 1980 6.1°F — Apr 3, 1954 2.90 in — Apr 25, 1994
May 102.9°F — May 31, 1934 19.9°F — May 2, 1911 2.90 in — May 21, 1914
June 104.0°F — Jun 27, 1933 6.1°F — Jun 14, 1937 6.20 in — Jun 10, 1922
July 109.0°F — Jul 13, 1936 35.1°F — Jul 1, 1924 4.30 in — Jul 11, 1982
August 102.0°F — Aug 21, 1955 33.1°F — Aug 30, 1915 3.30 in — Aug 3, 1924
September 100.9°F — Sep 8, 1933 19.0°F — Sep 30, 1899 3.60 in — Sep 12, 1978
October 90.0°F — Oct 6, 1963 9.0°F — Oct 30, 1925 2.61 in — Oct 3, 1954
November 79.0°F — Nov 1, 1933 -11.0°F — Nov 25, 1950 3.00 in — Nov 20, 1992
December 63.0°F — Dec 4, 1998 -27.0°F — Dec 19, 1983 2.14 in — Dec 14, 2015

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