Divisional Rankings

Divisional 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, Climate Division 3. North Central

Precipitation Rankings, January 1964

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2023)
Wettest/Driest
Since
Record
January 1964
1-Month
0.59"
(14.99mm)
0.79"
(20.07mm)
-0.20"
(-5.08mm)
47th Driest
Driest since:
1944
83rd Wettest
Wettest since:
1971
Ties: 1932, 1979, 2020
Dec 1963–Jan 1964
2-Month
1.41"
(35.81mm)
1.56"
(39.62mm)
-0.15"
(-3.81mm)
62nd Driest
Driest since:
1944
67th Wettest
Wettest since:
1918
Ties: 2017
Nov 1963–Jan 1964
3-Month
1.76"
(44.70mm)
2.29"
(58.17mm)
-0.53"
(-13.47mm)
34th Driest
Driest since:
1944
95th Wettest
Wettest since:
1907
Ties: 1975
Oct 1963–Jan 1964
4-Month
2.23"
(56.64mm)
3.11"
(78.99mm)
-0.88"
(-22.35mm)
21st Driest
Driest since:
1908
108th Wettest
Wettest since:
1907
Ties: 1949, 1992
Sep 1963–Jan 1964
5-Month
2.95"
(74.93mm)
4.41"
(112.01mm)
-1.46"
(-37.08mm)
19th Driest
Driest since:
1988
110th Wettest
Wettest since:
1912
Ties: 1923
Aug 1963–Jan 1964
6-Month
3.89"
(98.81mm)
5.76"
(146.30mm)
-1.87"
(-47.49mm)
15th Driest
Driest since:
2002
114th Wettest
Wettest since:
1912
Jul 1963–Jan 1964
7-Month
5.42"
(137.67mm)
7.34"
(186.44mm)
-1.92"
(-48.77mm)
17th Driest
Driest since:
1905
112th Wettest
Wettest since:
1912
Jun 1963–Jan 1964
8-Month
8.90"
(226.06mm)
10.29"
(261.37mm)
-1.39"
(-35.31mm)
44th Driest
Driest since:
1905
85th Wettest
Wettest since:
1912
May 1963–Jan 1964
9-Month
10.26"
(260.60mm)
12.45"
(316.23mm)
-2.19"
(-55.63mm)
29th Driest
Driest since:
1905
100th Wettest
Wettest since:
1928
Apr 1963–Jan 1964
10-Month
11.10"
(281.94mm)
13.56"
(344.42mm)
-2.46"
(-62.48mm)
24th Driest
Driest since:
1905
105th Wettest
Wettest since:
1928
Mar 1963–Jan 1964
11-Month
11.43"
(290.32mm)
14.37"
(365.00mm)
-2.94"
(-74.68mm)
21st Driest
Driest since:
1905
108th Wettest
Wettest since:
1928
Feb 1963–Jan 1964
12-Month
12.21"
(310.13mm)
14.98"
(380.49mm)
-2.77"
(-70.36mm)
20th Driest
Driest since:
1919
109th Wettest
Wettest since:
1928
Aug 1962–Jan 1964
18-Month
17.32"
(439.93mm)
20.76"
(527.30mm)
-3.44"
(-87.37mm)
20th Driest
Driest since:
2002
108th Wettest
Wettest since:
1928
Feb 1962–Jan 1964
24-Month
27.61"
(701.29mm)
30.01"
(762.25mm)
-2.40"
(-60.96mm)
30th Driest
Driest since:
1920
98th Wettest
Wettest since:
1917
Ties: 1945
Feb 1961–Jan 1964
36-Month
40.21"
(1,021.33mm)
45.06"
(1,144.52mm)
-4.85"
(-123.19mm)
14th Driest
Driest since:
1921
113th Wettest
Wettest since:
1899
Feb 1960–Jan 1964
48-Month
49.91"
(1,267.71mm)
60.16"
(1,528.06mm)
-10.25"
(-260.35mm)
4th Driest
Driest since:
1921
122nd Wettest
Wettest since:
1900
Feb 1959–Jan 1964
60-Month
64.22"
(1,631.19mm)
75.31"
(1,912.87mm)
-11.09"
(-281.68mm)
3rd Driest
Driest since:
1922
122nd Wettest
Wettest since:
1900

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