WISDOM, MT

Minimum of Minimum Temperature (Degrees Fahrenheit)

(249067)

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
1923-27.00 -28.00a-29.00 -----z9.00 16.00 25.00 -----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-34.00 -----z
1932-37.00a-----z-25.00 -----z-----z28.00 28.00 22.00a13.00b12.00b-1.00a-39.00 -----z
1933-35.00a-52.00 -12.00 1.00 11.00 31.00 30.00 29.00 12.00 13.00 -6.00 -8.00e-52.00f
1934-12.00a-12.00 10.00 8.00 18.00 27.00 32.00 29.00 1.00 11.00 10.00 -5.00 -12.00a
1935-44.00 -23.00 -7.00 -7.00 17.00 27.00 25.00 25.00 10.00 -20.00a-9.00 -21.00 -44.00a
1936-38.00 -43.00a-26.00a-20.00 25.00 30.00 34.00 24.00 11.00 6.00 -11.00 -18.00a-43.00c
1937-49.00 -25.00 -11.00 -1.00a18.00 21.00 35.00 18.00 15.00 14.00 1.00 -19.00 -49.00a
1938-35.00 -28.00 -18.00 -4.00 19.00 22.00 39.00 23.00 22.00 9.00 -20.00 -19.00 -35.00
1939-15.00 -39.00 -15.00 2.00 19.00 23.00 28.00 25.00 17.00 14.00 -8.00 -19.00 -39.00
1940-37.00 -20.00 -9.00 14.00 16.00 25.00 31.00 28.00 26.00 19.00 -22.00 -31.00 -37.00
1941-28.00 -23.00a-10.00 3.00 20.00 31.00 35.00 32.00 18.00 9.00a-8.00 -29.00 -29.00b
1942-42.00 -40.00 -10.00a8.00 12.00a27.00 31.00 27.00 18.00 12.00 -16.00 -24.00 -42.00b
1943-36.00a-21.00 -30.00 16.00 18.00 26.00 29.00 27.00 13.00 5.00i1.00 -24.00 -36.00j
1944-23.00 -19.00 -12.00 15.00 17.00 30.00 32.00 28.00 18.00 15.00 -10.00a-38.00 -38.00a
1945-15.00 -10.00 -35.00 -5.00 21.00 25.00 29.00 25.00 19.00 -0.00a-8.00 -14.00 -35.00a
1946-15.00 -13.00 -10.00 11.00 13.00 26.00 32.00 19.00 17.00 8.00a-4.00b-20.00a-20.00d
1947-34.00a-37.00b-17.00a-----z-----z-----z-----z40.00v25.00 13.00 -19.00a-20.00 -----z
1948-36.00b-38.00b-35.00e6.00e19.00 32.00g24.00 25.00 13.00b5.00 -8.00 -----z-----z
1949-----z-----z-----z18.00p-----z23.00f20.00b31.00w17.00g6.00 4.00 -19.00 -----z
1950-37.00 -37.00 -28.00 7.00 14.00 25.00 29.00 26.00 18.00 13.00 -17.00 -17.00 -37.00
1951-52.00 -46.00a-23.00a-4.00 17.00 19.00 28.00 22.00 13.00 9.00a-18.00 -34.00 -52.00c
1952-26.00 -30.00 -26.00 -7.00a24.00 23.00 26.00 27.00 13.00 7.00 -25.00 -34.00 -34.00a
1953-5.00 -27.00 -7.00 -1.00 18.00 28.00 29.00 23.00a15.00a9.00 -10.00 -10.00 -27.00b
1954-32.00a-15.00 -20.00 12.00 8.00 23.00 26.00 23.00 20.00 5.00 -19.00 -21.00 -32.00a
1955-37.00 -25.00a-30.00 -4.00 18.00 19.00 27.00a25.00 12.00a11.00b-34.00 -32.00 -37.00e
1956-42.00 -47.00 -28.00 1.00 22.00 29.00 30.00 24.00 15.00 2.00 -10.00 -24.00 -47.00
1957-50.00 -22.00a-20.00 2.00 22.00 26.00 26.00 22.00 12.00 12.00a-7.00a-22.00 -50.00c
1958-28.00 -11.00 -16.00b9.00 21.00 31.00 29.00 30.00 10.00a-0.00 -22.00a-4.00 -28.00d
1959-34.00a-27.00 -11.00 4.00 16.00 27.00 24.00 21.00 13.00 8.00a-31.00a-24.00 -34.00c
1960-40.00a-40.00 -30.00 12.00 18.00 27.00 31.00 19.00 11.00 3.00 -8.00a-16.00 -40.00b
1961-24.00 4.00b-14.00 6.00 14.00 30.00 29.00 29.00 12.00 -3.00 -14.00 -41.00b-41.00d
1962-48.00c-44.00 -24.00 4.00 22.00 24.00 28.00 23.00 14.00 12.00 -17.00a-29.00a-48.00e
1963-43.00a-8.00 -5.00 -0.00 20.00 28.00 27.00 24.00 24.00 8.00 -10.00 -26.00a-43.00b
1964-20.00 -23.00 -19.00 -0.00 21.00 23.00 29.00 26.00b9.00 3.00a-16.00 -44.00a-44.00d
1965-26.00 -28.00 -28.00 6.00b11.00 25.00 28.00 17.00 3.00b10.00a-9.00 -21.00 -28.00e
1966-19.00a-21.00 -32.00 5.00 12.00a21.00 27.00 17.00 15.00 6.00 -3.00 -23.00 -32.00b
1967-34.00a-22.00 -29.00 4.00 10.00 31.00 33.00 28.00 18.00 12.00 -20.00 -34.00a-34.00b
1968-30.00 -24.00 -6.00 -1.00 11.00a23.00 24.00 25.00 21.00 9.00 -12.00 -31.00 -31.00a
1969-37.00 -26.00 -30.00 16.00 18.00 24.00 29.00 19.00 12.00 -1.00 -0.00 -14.00b-37.00b
1970-31.00 -10.00a-19.00 -1.00 16.00a27.00 29.00 26.00 12.00 5.00 -13.00a-18.00 -31.00c
1971-36.00 -14.00 -21.00 9.00 18.00 26.00 23.00 20.00 7.00 -13.00 -4.00 -36.00 -36.00
1972-36.00 -35.00 -2.00a4.00 10.00 27.00 26.00 30.00 10.00 -7.00 -9.00 -42.00 -42.00a
1973-39.00 -31.00 -9.00 7.00 10.00 22.00 30.00 26.00 19.00 7.00b-15.00a-16.00 -39.00c
1974-43.00 -16.00 -21.00 11.00 14.00 23.00 30.00 26.00 12.00 2.00 -2.00a-25.00 -43.00a
1975-40.00 -29.00 -23.00 -12.00 12.00 23.00 37.00 25.00 15.00 -3.00 -18.00 -11.00a-40.00a
1976-15.00 -26.00a-31.00 -0.00 21.00 24.00 26.00 22.00 15.00 5.00 -24.00 -9.00 -31.00a
1977-31.00 -10.00 -17.00a1.00 20.00 29.00 24.00 27.00 17.00 9.00 -23.00a-23.00 -31.00b
1978-37.00 -31.00a-26.00 13.00a19.00 24.00 30.00 23.00 18.00 -3.00 -13.00a-50.00 -50.00c
1979-49.00 -34.00a-24.00 -1.00 11.00 19.00 28.00 28.00 16.00 7.00 -26.00 -9.00 -49.00a
1980-47.00a-15.00 -4.00 -1.00 23.00 30.00 30.00 24.00 17.00 4.00 -11.00 -13.00a-47.00b
1981-1.00 -32.00 8.00 11.00 20.00 29.00 27.00 21.00 9.00 8.00 -19.00 -22.00 -32.00
1982-26.00t-49.00 -6.00 -18.00 12.00 27.00 29.00 25.00 13.00 6.00 -22.00 -27.00 -49.00t
1983-21.00 -34.00 -7.00 -2.00 13.00 25.00 28.00 26.00 10.00 10.00b-29.00a-55.00 -55.00c
1984-31.00 -15.00 -13.00 7.00 15.00 20.00 31.00 23.00 10.00 -5.00a-14.00 -37.00 -37.00a
1985-46.00 -51.00 -21.00 8.00 9.00 21.00 26.00 23.00 3.00 -8.00a-30.00 -36.00 -51.00a
1986-26.00 -29.00 4.00 9.00 13.00 28.00 26.00 28.00 16.00 8.00 -28.00 -24.00 -29.00
1987-41.00 -20.00 -7.00 8.00 19.00a21.00 26.00 21.00 8.00 -0.00 -10.00 -26.00 -41.00a
1988-39.00a-19.00 -16.00 -1.00 15.00 22.00 24.00 19.00 15.00 6.00 -20.00 -26.00 -39.00a
1989-29.00 -52.00 -33.00 4.00 18.00 29.00 31.00 25.00 16.00 7.00a-4.00 -22.00 -52.00a
1990-20.00 -25.00 -6.00 13.00 14.00 27.00 33.00 28.00 21.00 6.00 -3.00a-52.00 -52.00a
1991-28.00 -10.00 -3.00 -10.00 16.00 22.00 30.00 29.00 12.00 -23.00 -30.00 -16.00 -30.00
1992-23.00 -23.00 10.00 6.00 9.00 25.00 31.00 11.00 10.00 11.00 -16.00a-35.00a-35.00b
1993-34.00a-45.00b-22.00 9.00a21.00 23.00a23.00b23.00a10.00 3.00 -26.00 -9.00a-45.00i
1994-17.00 -15.00a-9.00 12.00 20.00a23.00 24.00 23.00b15.00 5.00 -24.00 -15.00 -24.00d
1995-40.00a-14.00b-3.00 7.00 16.00 27.00 28.00b22.00 11.00a6.00 -4.00a-12.00 -40.00g
1996-40.00a-49.00 -15.00a15.00 15.00 20.00 27.00 20.00a9.00 -1.00 -2.00 -22.00 -49.00c
1997-34.00a-31.00 -12.00a-5.00 17.00 28.00a29.00a27.00 17.00 3.00 -8.00a-24.00 -34.00e
1998-25.00 -25.00 -14.00 10.00 21.00 28.00a33.00 27.00 20.00a4.00 8.00a-43.00a-43.00d
1999-27.00a-14.00 -25.00 2.00 14.00 22.00a26.00 30.00a4.00 2.00 -8.00a-12.00 -27.00d
2000-26.00e-29.00a-2.00a6.00a20.00 21.00a29.00 21.00 7.00a7.00b-20.00e-27.00 -29.00q
2001-32.00b-33.00 -19.00b1.00a13.00 24.00g30.00a28.00a17.00a2.00a4.00d-25.00a-33.00u
2002-24.00a-27.00a-27.00c3.00a10.00b28.00e32.00d20.00d13.00d-20.00a-20.00b-12.00c-----z
2003-13.00a-49.00a2.00c2.00c16.00b24.00b33.00c27.00c10.00 -6.00b-17.00b-17.00d-----z
2004-40.00a-23.00 -13.00g11.00a17.00e22.00b28.00f27.00c19.00c13.00b-9.00c-14.00e-----z
2005-21.00 -19.00e5.00a5.00 18.00b27.00b29.00d19.00c15.00a13.00d-17.00f-37.00a-----z
2006-11.00 -43.00 -16.00b13.00b12.00b29.00b29.00d20.00c14.00 -6.00 -24.00h-24.00 -43.00w
2007-40.00b-15.00 -14.00 12.00b9.00c22.00d36.00c25.00 15.00 9.00c-12.00d-16.00c-40.00x
2008-37.00 -15.00d-19.00b-14.00 15.00c26.00b27.00b26.00a19.00 3.00c4.00k-28.00c-----z
2009-35.00f-19.00a-22.00e-2.00a15.00b26.00b28.00g27.00a16.00e2.00c-14.00l-35.00a-----z
2010-28.00h-23.00f-9.00e4.00e9.00f25.00d28.00f24.00b17.00c13.00d-23.00b-33.00b-----z
2011-32.00i-37.00b-5.00f4.00e15.00b23.00c29.00c27.00d19.00c13.00i-15.00f-25.00 -----z
2012-23.00f-24.00d-10.00d7.00f10.00c22.00b31.00j17.00d10.00c-1.00f-9.00k-15.00 -----z
2013-35.00f-15.00a-10.00e7.00e11.00c24.00k30.00a28.00h17.00c11.00g-6.00j-28.00e-----z
2014-15.00e-48.00 -8.00b10.00c15.00 26.00 27.00d32.00c7.00 11.00c-25.00 -36.00b-48.00v
2015-21.00 -20.00a-6.00d7.00a16.00 27.00 28.00 23.00 19.00a10.00d-24.00b-21.00d-24.00q
2016-28.00g-18.00 -3.00h17.00h18.00h23.00 25.00c21.00e22.00 9.00 6.00r-43.00k-----z
2017-46.00h-29.00b8.00n8.00b18.00i21.00 32.00 28.00 16.00 8.00n-14.00a-20.00a-----z
2018-12.00g-24.00 -18.00 3.00 22.00 21.00e25.00b24.00 16.00 6.00 -----z-21.00 -----z
2019-32.00o-31.00 -29.00 8.00 6.00 27.00 26.00a25.00b14.00 -12.00 -15.00 -19.00 -32.00r
2020-15.00 -29.00 -3.00 -0.00 18.00 24.00a25.00i27.00a15.00 -17.00 -15.00 -18.00 -29.00k
2021-20.00 -18.00 -15.00 7.00 13.00g20.00 31.00g25.00d11.00f9.00a3.00 -13.00 -20.00y
2022-25.00 -35.00 -22.00 -0.00 12.00d28.00e28.00 27.00 19.00 6.00 -30.00 -37.00 -37.00i
2023-46.00 -35.00 -18.00 -11.00 22.00 28.00g30.00f31.00 19.00 -----z-----z-18.00k-----z
Period of Record Statistics
MEAN-30.90 -26.98 -15.61 3.64 15.95 24.99 28.68 24.44 14.33 4.58 -13.41 -24.33 -38.20
S.D.11.11 11.88 10.62 7.40 4.25 3.33 3.34 3.78 4.78 8.19 9.74 10.62 8.86
SKEW0.37 -0.28 0.28 -0.83 -0.14 -0.15 0.40 -0.58 -0.25 -1.41 0.10 -0.58 0.30
MAX-1.00 4.00 10.00 16.00 25.00 31.00 39.00 32.00 26.00 19.00 10.00 -4.00 -12.00
MIN-52.00 -52.00 -35.00 -20.00 6.00 16.00 20.00 11.00 1.00 -23.00 -34.00 -55.00 -55.00
YRS82 90 88 87 86 87 85 89 90 86 82 90 55