All-time weather records — Lamar, CO

Record high
111.0°F
June 27, 2012
Record low
-29.9°F
February 12, 1899
Wettest day
5.64 in
May 29, 1964

Climate change signal in Lamar

9%

of Lamar's all-time daily heat records were set in the last decade (33 of 366 records since 2015).

6.6%

of all-time daily cold records were set in the last decade (24 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
26
29
1900s
28
35
1910s
29
36
1920s
45
35
1930s
69
20
1940s
11
40
1950s
11
22
1960s
23
23
1970s
15
14
1980s
25
22
1990s
20
49
2000s
19
6
2010s
25
21
2020s
20
14

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 1893, the latest in 2026. Period of observation: 1893-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 82.0°F — Jan 14, 1928 -29.0°F — Jan 30, 1949 1.25 in — Jan 23, 1921
February 86.0°F — Feb 19, 2016 -29.9°F — Feb 12, 1899 1.25 in — Feb 11, 1934
March 93.9°F — Mar 19, 1907 -26.0°F — Mar 11, 1948 1.67 in — Mar 16, 1924
April 98.1°F — Apr 22, 1989 8.1°F — Apr 4, 1920 3.20 in — Apr 5, 1900
May 102.9°F — May 17, 1927 19.9°F — May 1, 1909 5.64 in — May 29, 1964
June 111.0°F — Jun 27, 2012 33.1°F — Jun 2, 1917 4.70 in — Jun 4, 1949
July 111.0°F — Jul 13, 1934 42.1°F — Jul 4, 1903 4.28 in — Jul 23, 1895
August 109.9°F — Aug 1, 1938 39.9°F — Aug 27, 1992 2.80 in — Aug 27, 2014
September 106.0°F — Sep 6, 1899 23.0°F — Sep 30, 1985 2.65 in — Sep 22, 1941
October 99.0°F — Oct 2, 1911 1.0°F — Oct 31, 2019 3.87 in — Oct 19, 1908
November 89.1°F — Nov 10, 1927 -18.0°F — Nov 3, 1991 1.58 in — Nov 2, 1946
December 82.0°F — Dec 24, 1955 -23.1°F — Dec 12, 1932 1.70 in — Dec 3, 1921

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