COOPERSTOWN, ND

Average of Minimum Temperature (Degrees Fahrenheit)

(321766)

File last updated on March 28, 2024
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1903-----z-----z-----z-----z-----z-----z-----z-----z-----z30.55 10.97 -0.26d13.75i
1904-7.29c-14.59b-----z28.69n40.27a48.67f48.42 45.45b40.31a34.48d22.95h2.58 23.70d
1905-13.47a-4.61 18.90 25.86a36.32 47.87 52.00 52.84 45.18b-----z-----z-----z28.99c
1906-----z-----z-----z35.00g41.17a51.53 53.48h52.16 46.50b32.15e-----z-----z44.70g
1907-----z-3.81a9.37a22.20 30.66b54.45h54.80a51.70a-----z-----z-----z-----z27.48f
1908-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1909-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1910-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1911-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1912-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1913-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1914-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1915-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1916-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1917-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1918-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1919-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1920-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1921-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1922-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1923-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1924-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1925-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1926-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1927-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1928-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1929-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1930-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1931-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1932-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1933-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1934-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-0.55 -0.55k
1935-12.07a13.93 14.61 29.60 39.10 50.66a61.87 52.97 42.40 28.30a4.45a-2.13 26.97
1936-21.03 -23.76 14.83b22.72a44.58 49.50 60.93a53.97 43.27 23.17a13.00 0.03 23.43
1937-21.35 -10.78a8.65 25.17a40.90 46.68b56.19 57.26 41.93 30.03 11.90 -1.39 23.77
1938-3.70a-3.25 23.32 29.43 40.00 49.90 55.13 54.39 44.86a35.97 8.57 3.70a28.19
1939-3.60a-20.14 7.03a26.37 43.48 47.70 55.87 53.00 41.17 29.87 19.90 14.06 26.23
1940-10.53a3.38 7.71 26.23 39.71 46.83 58.06 55.06 47.57 36.45 12.97a4.65 27.34
1941-6.37a-6.31b6.39 34.47 44.32 53.77 57.03a54.32 44.97 31.65 19.10 9.03 28.53
19422.81 -0.96 17.26 31.90 38.16 49.83 53.65 51.39 38.50 30.10 22.14a-3.55 27.60
1943-11.39 1.86 7.48 30.97 38.03 50.47 58.87 54.52 41.62a32.71 19.41a6.84 27.62
19449.17a-1.76 7.00 25.97 44.48 50.97a53.52 53.13 44.17 30.97 22.43 3.29 28.61
19450.58 0.32 21.06 25.90 32.39 44.70 52.32 52.16 41.17 28.45 13.10 -6.61 25.46
1946-7.83a-8.25 23.10 31.83 36.77a50.07 56.77 51.39 44.23 31.19 13.03 2.52 27.07
19472.90 -2.07 15.32 28.73 36.13a49.13 56.00 57.42 42.67 39.45 13.70 0.63a28.34
1948-7.26 -6.45 4.52 28.80 40.84 50.67 58.61 55.90 49.33 33.10 21.37 -0.68 27.40
1949-7.89c-9.39 11.65 34.00 41.74 51.43 56.29 -----z40.17 33.32 24.17 -1.58 24.90a
1950-20.74 -5.82 8.45 23.27 40.32 50.45a54.00 50.94 45.38a33.53a8.66a-4.83a23.63
1951-12.29 -0.69b3.87 27.90a42.29 45.86a52.35 51.23 42.70 32.19 11.66a-3.19 24.49
1952-8.19 9.32a12.58 34.20 41.48 51.93 55.58 53.19 45.87 27.97 19.47 7.61 29.25
19530.35e8.18 15.81 25.77 41.13 51.47 54.74 56.68 43.37 39.47a24.90 6.65 30.71
1954-12.39 21.32 13.87a28.45a36.23 51.17 57.45 53.87a44.73 32.65 22.52a11.45 30.11
1955-1.00 -3.54 5.16 35.93 44.37d50.48a59.87 57.13 43.38a33.23a7.67 -5.19 27.29
1956-4.71 -4.55 8.00a23.87 40.52 56.17 54.00 53.13 39.83a34.26 20.53 4.70a27.14
1957-8.48 0.14 15.60a28.90a40.87 47.13 59.84 55.29 42.97 35.00 20.69a10.84 29.07
19587.17b0.82 18.52 29.15d40.65 44.48a52.65 53.58 44.55a33.50a16.34a-1.45 28.33
1959-7.83a-5.93 19.83a27.30c39.81 52.03a55.48 55.87 44.07a27.90 10.23 15.55 27.86
1960-3.35 -2.29a5.80a30.53 41.43a48.62a55.87 55.81 45.37 33.58 18.57 -0.87 27.42
1961-2.48 6.89 23.23 24.50b36.90 52.23 55.35 56.42 43.37 35.35 18.40 -2.14b29.00
1962-7.17a-3.78a12.52 27.23 43.12f52.89c54.68 55.97a42.43 35.97 25.37 7.55b27.61a
1963-8.65 -3.11 19.87 32.20 40.81 56.50 58.26 56.10 47.57 42.23 21.50 -1.84 30.12
19645.26 7.38 6.74 32.27 44.50a51.57 59.58 52.52 42.33 34.19 19.27 -4.90 29.22
1965-8.68 -2.14 6.29 32.17 42.26 52.03 57.03a53.48 38.23 36.03 17.80 11.48 28.00
1966-13.90 -2.25 21.52 28.03 38.42 53.33 61.61 54.29 45.07 33.71 13.20 0.87 27.82
19672.79b-6.11 16.03 28.23 38.16 50.60 53.81 52.52 47.40 33.90a20.10 6.26 28.64
1968-2.26 0.38 23.10 31.63 39.23 51.43 55.06 52.19 44.77 33.03 21.67 1.00 29.27
1969-10.84 5.21 5.10 33.30 42.58 46.00 56.10 57.19 45.63 30.32 20.93 6.10 28.14
1970-10.16 -2.59a8.73i30.50 40.74 56.33 58.94 55.42 45.33 33.84 18.17 -1.19 29.57a
1971-11.84 0.86 15.61 31.93 40.32 55.47 51.90 54.06 44.93 36.68 19.17 1.23 28.36
1972-8.55 -5.41 13.23 28.53 45.68 52.53 52.29 55.16 43.72a31.35 18.73 -4.42 26.90
19734.29 6.79 27.58 29.67 41.29 51.87 55.74 58.26 43.67 38.42 14.43 1.03 31.09
1974-9.55 -2.11 10.06 30.53 40.52 50.60 58.94 51.00 38.13 31.97 19.73 11.36c27.60
1975-1.35 -0.46 11.03 28.19d42.26 51.50 58.90 53.10 41.90 35.52 18.83 4.03 28.62
1976-2.23 10.21 11.77 33.07 40.71 53.10 55.68 56.87 43.33 27.23 11.57 -3.74 28.13
1977-13.61 8.82 20.94 34.27 52.03 53.03 56.48 47.19 45.57 34.48 16.33 -1.97 29.46
1978-13.26 -6.46 14.10 31.00 46.45 51.87 56.55 53.58 49.87 33.84 10.13 -4.16 26.96
1979-16.29 -11.82 10.40a24.07 36.84 51.83 58.39 53.42 45.40 31.61 15.40 10.19 25.79
1980-5.71 0.07 9.74 32.13 43.23 50.67 56.29 51.28b43.30 30.61 22.17 1.03a27.90
19811.13 9.44a21.19 30.13 40.52 48.90 56.16 55.35 41.90 32.39 26.78c0.74 30.39
1982-18.48 -1.36 14.52 27.10 44.58 46.40 57.13 53.35 42.57 34.97 12.27 11.55 27.05
19837.23a13.00 20.90 28.37 36.61 52.41a60.10 59.74 43.93 34.48 23.57 -9.29 30.92
19840.19 16.21 13.73a32.80 39.19 52.80 56.58 57.68 40.23 35.55 17.57 -2.13 30.03
1985-5.17a0.14 23.65 31.93 45.77 48.30 54.77 52.26 42.63c30.13 4.03 -5.78d26.89
19863.93b1.36 23.58 31.67 44.37a54.27 57.65 51.42 43.31a33.16 11.63 9.71 30.50
19879.00 17.89a18.71 36.37 47.81 55.37 60.19 53.19 46.43 30.26 24.50 12.16 34.32
1988-5.32 -3.36a18.94 27.90 48.77 57.90 57.32 56.03 44.53 28.48 18.23 3.84 29.44
1989-0.61 -7.64 9.84 30.67 42.50a49.80 59.45 56.07b45.03 31.10 12.23 -4.29 27.01
199010.39 5.04 21.06 28.70 39.94 53.00 55.65 54.77 47.20 29.77 18.27 -1.23 30.21
1991-3.52 11.68 18.26 33.47 48.10 56.53 57.13 55.77 45.23 29.03 12.67 7.10 30.95
19925.32 13.31 23.77 29.33 43.03 48.23 51.42 50.65 42.70 29.23 19.63 -1.42 29.60
1993-5.45 -0.75 14.55 29.73 41.39 49.50 54.97a55.68 40.87 29.00 14.53 5.87 27.49
1994-17.31o-----z-----z31.10t44.94 55.63 56.03 53.65 48.53 38.94 21.40 9.87 41.12d
19950.84 2.52a16.61 28.03 42.23 57.43 58.06 57.74 45.13 34.68 12.73 3.25c29.94
1996-11.03 1.64a7.48 26.37 40.94 55.43 56.94 56.65 47.27 32.68 8.10a-2.47a26.67
1997-8.52 4.14 10.90 24.77 39.16 55.10 58.58 51.48 45.07a31.93a16.28a12.89c28.48
19980.65 18.50 15.39 32.07a44.94 50.27 55.06 55.63a45.93a34.68 18.43 4.26 31.32
1999-5.87 9.15a17.74 32.47 44.61 51.69a56.97 53.67a42.83 29.23 20.83 10.21b30.29
2000-4.60a8.39a22.58 28.32b41.11d48.93a56.90 54.34b41.70 33.90a15.68b-10.19 28.09
20012.87a-9.17d14.33a32.27 43.74 51.30 57.16 56.16 45.17 28.81 25.27 7.52b29.62
20027.00a9.63a6.03 26.43 34.52 53.79a59.06 54.38b46.03 25.77 17.03 8.10 28.98
2003-2.68 -5.89a9.10 29.43 40.13a51.07 56.00 56.52 43.30 30.77 11.21a7.87 27.24
2004-9.97b1.21 14.41d29.17 39.00 48.23 53.97 48.35 48.27 34.43a20.07b8.73a27.99
2005-5.60a4.63a14.84 33.87 40.77a56.27 58.16 52.07c45.76a34.52 20.53 9.77 30.47
200615.61 -2.93 17.32 34.41a44.33a52.00 57.29 54.03 42.83 29.03a16.41a11.19 30.96
2007-2.26 -7.39 19.06 27.70 44.71 55.17 57.97 51.34b44.14a35.29 18.66a-2.07a28.53
2008-8.50c-7.50a11.31b25.60 35.77a48.00 54.90b53.55b43.87 33.00a19.86a-10.41b24.95
2009-10.93c-2.68 10.16 30.96b37.97 49.29f50.94 51.71 49.60 31.86b23.14a-0.48b24.75a
2010-1.29 -3.50 24.62b34.93 43.16 52.62a56.67d56.86b42.57 34.13 17.77d-0.83a29.81
2011-8.23 -2.77b5.87 30.26c42.55b53.46b59.87 56.37a42.20 37.20a19.90 11.57a29.02
20125.74 8.46a25.71 32.71b41.28b53.85d60.10k49.71 -----z-----z-----z-----z31.07e
2013-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN-4.71 0.28 14.50 29.58 41.23 51.40 56.36 53.97 44.01 32.67 17.10 2.69 28.33
S.D.7.59 8.26 6.11 3.25 3.54 3.00 2.56 2.52 2.47 3.26 5.03 6.18 1.92
SKEW0.17 0.12 0.12 -0.15 -0.04 -0.05 -0.36 -0.57 0.01 0.07 -0.46 0.08 -0.17
MAX15.61 21.32 27.58 36.37 52.03 57.90 61.87 59.74 49.87 42.23 26.78 15.55 34.32
MIN-21.35 -23.76 3.87 22.20 30.66 44.48 48.42 45.45 38.13 23.17 4.03 -10.41 23.43
YRS79 80 78 79 81 79 80 81 80 80 78 80 72