Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Montana

Average Temperature Rankings, May 1959

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  • Record Warmest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
May 1959
1-Month
46.2°F
(7.9°C)
50.2°F
(10.1°C)
-4.0°F
(-2.2°C)
7th Coolest
Coolest since:
1907, 1927
122nd Warmest
Warmest since:
1934
Apr–May 1959
2-Month
43.1°F
(6.2°C)
45.5°F
(7.5°C)
-2.4°F
(-1.3°C)
21st Coolest
Coolest since:
1975
108th Warmest
Warmest since:
1934
Ties: 1979
Mar–May 1959
3-Month
39.7°F
(4.3°C)
40.1°F
(4.5°C)
-0.4°F
(-0.2°C)
52nd Coolest
Coolest since:
1899
77th Warmest
Warmest since:
1910
Ties: 1902, 1916, 1921, 1933
Feb–May 1959
4-Month
33.2°F
(0.7°C)
35.4°F
(1.9°C)
-2.2°F
(-1.2°C)
24th Coolest
Coolest since:
1899
105th Warmest
Warmest since:
1992
Jan–May 1959
5-Month
29.8°F
(-1.2°C)
31.7°F
(-0.2°C)
-1.9°F
(-1.0°C)
31st Coolest
Coolest since:
1899
98th Warmest
Warmest since:
1992
Ties: 2011
Dec 1958–May 1959
6-Month
28.7°F
(-1.8°C)
29.9°F
(-1.2°C)
-1.2°F
(-0.6°C)
40th Coolest
Coolest since:
1917
88th Warmest
Warmest since:
1992
Ties: 1911, 1993
Nov 1958–May 1959
7-Month
28.7°F
(-1.8°C)
29.8°F
(-1.2°C)
-1.1°F
(-0.6°C)
39th Coolest
Coolest since:
1899
89th Warmest
Warmest since:
1992
Ties: 1933, 1957
Oct 1958–May 1959
8-Month
30.8°F
(-0.7°C)
31.5°F
(-0.3°C)
-0.7°F
(-0.4°C)
45th Coolest
Coolest since:
1899
83rd Warmest
Warmest since:
1934, 2000
Ties: 1932, 1993
Sep 1958–May 1959
9-Month
33.5°F
(0.8°C)
34.0°F
(1.1°C)
-0.5°F
(-0.3°C)
51st Coolest
Coolest since:
1899
77th Warmest
Warmest since:
2016
Ties: 1932
Aug 1958–May 1959
10-Month
36.8°F
(2.7°C)
37.0°F
(2.8°C)
-0.2°F
(-0.1°C)
53rd Coolest
Coolest since:
1917
75th Warmest
Warmest since:
1992, 2016
Ties: 1932, 1989
Jul 1958–May 1959
11-Month
39.1°F
(3.9°C)
39.6°F
(4.2°C)
-0.5°F
(-0.3°C)
48th Coolest
Coolest since:
1917
80th Warmest
Warmest since:
1992, 2016
Ties: 1923, 1986
Jun 1958–May 1959
12-Month
40.6°F
(4.8°C)
41.1°F
(5.1°C)
-0.5°F
(-0.3°C)
42nd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
2016
Ties: 1986, 1994
Dec 1957–May 1959
18-Month
38.3°F
(3.5°C)
37.4°F
(3.0°C)
0.9°F
(0.5°C)
85th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
2016
Ties: 1902, 1962, 1982, 2003
Jun 1957–May 1959
24-Month
41.8°F
(5.4°C)
41.1°F
(5.1°C)
0.7°F
(0.3°C)
79th Coolest
Coolest since:
1917
48th Warmest
Warmest since:
2016
Jun 1956–May 1959
36-Month
41.4°F
(5.2°C)
41.1°F
(5.1°C)
0.3°F
(0.1°C)
73rd Coolest
Coolest since:
1918
53rd Warmest
Warmest since:
2017
Ties: 1965, 1976, 1978, 1981, 1984, 2020
Jun 1955–May 1959
48-Month
40.9°F
(4.9°C)
41.1°F
(5.1°C)
-0.2°F
(-0.2°C)
44th Coolest
Coolest since:
1899, 1952
81st Warmest
Warmest since:
2016
Ties: 1908, 1911, 1938, 1958, 1967, 1997
Jun 1954–May 1959
60-Month
40.8°F
(4.9°C)
41.1°F
(5.1°C)
-0.3°F
(-0.2°C)
41st Coolest
Coolest since:
1952
83rd Warmest
Warmest since:
2016
Ties: 1922, 1923, 1960, 1971, 1974, 1982

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