All-time weather records — San Luis, CO

Record high
99.0°F
July 27, 2000
Record low
-96.0°F
January 18, 1989
Wettest day
1.85 in
July 23, 2003

Climate change signal in San Luis

0%

of San Luis's all-time daily heat records were set in the last decade (0 of 366 records since 2015).

0%

of all-time daily cold records were set in the last decade (0 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 #
1980s
103
238
1990s
96
111
2000s
167
17

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 1980, the latest in 2006. Period of observation: 1980-2006.

Records by month

Month Hottest day Coldest day Wettest day
January 59.0°F — Jan 28, 2003 -96.0°F — Jan 18, 1989 0.69 in — Jan 9, 1985
February 61.0°F — Feb 20, 1981 -27.9°F — Feb 7, 1989 0.53 in — Feb 20, 2004
March 73.9°F — Mar 22, 1997 -13.0°F — Mar 6, 1984 0.89 in — Mar 31, 2000
April 79.0°F — Apr 21, 1989 1.9°F — Apr 5, 1983 1.00 in — Apr 30, 1990
May 90.0°F — May 29, 2000 -6.0°F — May 13, 1993 1.10 in — May 30, 1995
June 93.9°F — Jun 27, 1990 23.0°F — Jun 3, 2004 1.10 in — Jun 16, 2005
July 99.0°F — Jul 27, 2000 32.0°F — Jul 2, 1997 1.85 in — Jul 23, 2003
August 91.0°F — Aug 18, 2002 30.0°F — Aug 8, 1988 1.10 in — Aug 12, 1981
September 87.1°F — Sep 7, 2002 16.0°F — Sep 29, 1999 1.58 in — Sep 10, 2003
October 79.0°F — Oct 3, 2000 -0.9°F — Oct 31, 1991 0.82 in — Oct 5, 1984
November 69.1°F — Nov 11, 1980 -16.1°F — Nov 27, 1984 0.75 in — Nov 28, 1997
December 61.0°F — Dec 1, 1999 -27.0°F — Dec 24, 1990 0.90 in — Dec 3, 1999

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