All-time weather records — Heartwell, NE

Record high
118.0°F
July 24, 1936
Record low
-33.0°F
February 12, 1899
Wettest day
15.07 in
September 23, 1926

Climate change signal in Heartwell

6.6%

of Heartwell's all-time daily heat records were set in the last decade (24 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 #
1890s
8
16
1900s
22
52
1910s
36
52
1920s
25
35
1930s
89
28
1940s
26
15
1950s
28
20
1960s
14
34
1970s
8
13
1980s
25
40
1990s
28
25
2000s
21
19
2010s
24
13
2020s
12
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 1897, the latest in 2026. Period of observation: 1893-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 78.1°F — Jan 10, 1990 -27.9°F — Jan 12, 1912 5.00 in — Jan 25, 1902
February 81.0°F — Feb 11, 1962 -33.0°F — Feb 12, 1899 1.63 in — Feb 19, 1971
March 95.0°F — Mar 22, 2026 -17.0°F — Mar 3, 1960 7.50 in — Mar 16, 1924
April 99.0°F — Apr 28, 1910 0.0°F — Apr 3, 1936 3.69 in — Apr 17, 2016
May 105.1°F — May 29, 1934 17.1°F — May 1, 1909 4.35 in — May 12, 2005
June 109.9°F — Jun 21, 1936 30.0°F — Jun 20, 1917 5.30 in — Jun 14, 1967
July 118.0°F — Jul 24, 1936 42.1°F — Jul 5, 1915 4.21 in — Jul 27, 1993
August 114.1°F — Aug 11, 1936 36.0°F — Aug 24, 1928 3.28 in — Aug 3, 1985
September 107.1°F — Sep 1, 1984 19.9°F — Sep 29, 1984 15.07 in — Sep 23, 1926
October 97.0°F — Oct 5, 1947 1.0°F — Oct 27, 1997 4.75 in — Oct 7, 2008
November 99.0°F — Nov 16, 1898 -15.0°F — Nov 28, 1976 1.99 in — Nov 16, 1996
December 80.1°F — Dec 6, 1939 -31.0°F — Dec 22, 1989 2.06 in — Dec 27, 2018

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