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 1934

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2023)
Wettest/Driest
Since
Record
January 1934
1-Month
0.35"
(8.89mm)
0.79"
(20.07mm)
-0.44"
(-11.18mm)
17th Driest
Driest since:
1944
113th Wettest
Wettest since:
1971
Dec 1933–Jan 1934
2-Month
2.41"
(61.21mm)
1.56"
(39.62mm)
0.85"
(21.59mm)
113th Driest
Driest since:
1944
16th Wettest
Wettest since:
1918
Nov 1933–Jan 1934
3-Month
3.12"
(79.25mm)
2.29"
(58.17mm)
0.83"
(21.08mm)
111th Driest
Driest since:
1944
18th Wettest
Wettest since:
1907
Oct 1933–Jan 1934
4-Month
4.40"
(111.76mm)
3.11"
(78.99mm)
1.29"
(32.77mm)
118th Driest
Driest since:
1908
11th Wettest
Wettest since:
1907
Ties: 1918
Sep 1933–Jan 1934
5-Month
5.05"
(128.27mm)
4.41"
(112.01mm)
0.64"
(16.26mm)
89th Driest
Driest since:
1988
40th Wettest
Wettest since:
1912
Aug 1933–Jan 1934
6-Month
8.89"
(225.81mm)
5.76"
(146.30mm)
3.13"
(79.51mm)
122nd Driest
Driest since:
2002
7th Wettest
Wettest since:
1912
Jul 1933–Jan 1934
7-Month
9.23"
(234.44mm)
7.34"
(186.44mm)
1.89"
(48.00mm)
108th Driest
Driest since:
1905
21st Wettest
Wettest since:
1912
Jun 1933–Jan 1934
8-Month
11.90"
(302.26mm)
10.29"
(261.37mm)
1.61"
(40.89mm)
96th Driest
Driest since:
1905
33rd Wettest
Wettest since:
1912
Ties: 1993
May 1933–Jan 1934
9-Month
14.62"
(371.35mm)
12.45"
(316.23mm)
2.17"
(55.12mm)
100th Driest
Driest since:
1905
29th Wettest
Wettest since:
1928
Apr 1933–Jan 1934
10-Month
16.37"
(415.80mm)
13.56"
(344.42mm)
2.81"
(71.38mm)
106th Driest
Driest since:
1905
23rd Wettest
Wettest since:
1928
Mar 1933–Jan 1934
11-Month
16.74"
(425.20mm)
14.37"
(365.00mm)
2.37"
(60.20mm)
102nd Driest
Driest since:
1905
27th Wettest
Wettest since:
1928
Feb 1933–Jan 1934
12-Month
17.12"
(434.85mm)
14.98"
(380.49mm)
2.14"
(54.36mm)
100th Driest
Driest since:
1919
29th Wettest
Wettest since:
1928
Aug 1932–Jan 1934
18-Month
23.31"
(592.07mm)
20.76"
(527.30mm)
2.55"
(64.77mm)
102nd Driest
Driest since:
2002
26th Wettest
Wettest since:
1928
Feb 1932–Jan 1934
24-Month
35.03"
(889.76mm)
30.01"
(762.25mm)
5.02"
(127.51mm)
113th Driest
Driest since:
1920
15th Wettest
Wettest since:
1917
Feb 1931–Jan 1934
36-Month
46.32"
(1,176.53mm)
45.06"
(1,144.52mm)
1.26"
(32.01mm)
77th Driest
Driest since:
1921
50th Wettest
Wettest since:
1899
Ties: 1945
Feb 1930–Jan 1934
48-Month
58.93"
(1,496.82mm)
60.16"
(1,528.06mm)
-1.23"
(-31.24mm)
53rd Driest
Driest since:
1921
73rd Wettest
Wettest since:
1900
Feb 1929–Jan 1934
60-Month
73.07"
(1,855.98mm)
75.31"
(1,912.87mm)
-2.24"
(-56.89mm)
45th Driest
Driest since:
1922
80th Wettest
Wettest since:
1900

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