All-time weather records — Arco, MN

Record high
105.1°F
August 15, 1988
Record low
-35.0°F
February 2, 1917
Wettest day
8.57 in
June 17, 1957

Climate change signal in Arco

0%

of Arco'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 #
1910s
31
69
1920s
43
31
1940s
·
·
1950s
·
·
1960s
·
·
1970s
88
104
1980s
151
122
1990s
53
40
2000s
·
·

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 1916, the latest in 1992. Period of observation: 1916-2008.

Records by month

Month Hottest day Coldest day Wettest day
January 63.0°F — Jan 25, 1981 -31.0°F — Jan 15, 1972 1.47 in — Jan 30, 2001
February 62.1°F — Feb 21, 1981 -35.0°F — Feb 2, 1917 0.97 in — Feb 23, 1994
March 75.9°F — Mar 28, 1986 -24.0°F — Mar 5, 1980 1.80 in — Mar 17, 1917
April 91.9°F — Apr 22, 1980 3.0°F — Apr 1, 1975 3.78 in — Apr 23, 2001
May 91.9°F — May 13, 1987 24.1°F — May 2, 1976 3.84 in — May 31, 1943
June 104.0°F — Jun 21, 1988 34.0°F — Jun 8, 1986 8.57 in — Jun 17, 1957
July 102.9°F — Jul 3, 1990 30.0°F — Jul 31, 1918 6.11 in — Jul 1, 1964
August 105.1°F — Aug 15, 1988 39.0°F — Aug 27, 1986 3.55 in — Aug 15, 1993
September 98.1°F — Sep 7, 1976 21.9°F — Sep 22, 1985 2.79 in — Sep 11, 2003
October 84.9°F — Oct 1, 1976 10.9°F — Oct 30, 1991 3.34 in — Oct 31, 1979
November 75.0°F — Nov 3, 1978 -15.0°F — Nov 20, 1921 2.20 in — Nov 10, 1998
December 55.0°F — Dec 2, 1982 -31.0°F — Dec 20, 1916 1.11 in — Dec 28, 1959

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