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 1971

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
January 1971
1-Month
2.05"
(52.07mm)
0.79"
(20.07mm)
1.26"
(32.00mm)
128th Driest
Driest since:
1944
1st Wettest
Wettest to Date
1971
Dec 1970–Jan 1971
2-Month
2.71"
(68.83mm)
1.56"
(39.62mm)
1.15"
(29.21mm)
119th Driest
Driest since:
1944
9th Wettest
Wettest since:
1918
Nov 1970–Jan 1971
3-Month
3.56"
(90.42mm)
2.29"
(58.17mm)
1.27"
(32.25mm)
118th Driest
Driest since:
1944
10th Wettest
Wettest since:
1907
Ties: 1896
Oct 1970–Jan 1971
4-Month
4.17"
(105.92mm)
3.11"
(78.99mm)
1.06"
(26.93mm)
110th Driest
Driest since:
1908
18th Wettest
Wettest since:
1907
Sep 1970–Jan 1971
5-Month
4.99"
(126.75mm)
4.41"
(112.01mm)
0.58"
(14.74mm)
84th Driest
Driest since:
1988
44th Wettest
Wettest since:
1912
Aug 1970–Jan 1971
6-Month
5.70"
(144.78mm)
5.76"
(146.30mm)
-0.06"
(-1.52mm)
68th Driest
Driest since:
2002
60th Wettest
Wettest since:
1912
Jul 1970–Jan 1971
7-Month
7.99"
(202.95mm)
7.34"
(186.44mm)
0.65"
(16.51mm)
88th Driest
Driest since:
1905
40th Wettest
Wettest since:
1912
Jun 1970–Jan 1971
8-Month
11.66"
(296.16mm)
10.29"
(261.37mm)
1.37"
(34.79mm)
88th Driest
Driest since:
1905
40th Wettest
Wettest since:
1912
May 1970–Jan 1971
9-Month
13.60"
(345.44mm)
12.45"
(316.23mm)
1.15"
(29.21mm)
90th Driest
Driest since:
1905
38th Wettest
Wettest since:
1928
Apr 1970–Jan 1971
10-Month
15.79"
(401.07mm)
13.56"
(344.42mm)
2.23"
(56.65mm)
100th Driest
Driest since:
1905
28th Wettest
Wettest since:
1928
Mar 1970–Jan 1971
11-Month
16.64"
(422.66mm)
14.37"
(365.00mm)
2.27"
(57.66mm)
99th Driest
Driest since:
1905
29th Wettest
Wettest since:
1928
Feb 1970–Jan 1971
12-Month
17.39"
(441.71mm)
14.98"
(380.49mm)
2.41"
(61.22mm)
100th Driest
Driest since:
1919
28th Wettest
Wettest since:
1928
Aug 1969–Jan 1971
18-Month
20.76"
(527.30mm)
20.76"
(527.30mm)
0.00"
(0.00mm)
64th Driest
Driest since:
2002
63rd Wettest
Wettest since:
1928
Feb 1969–Jan 1971
24-Month
28.94"
(735.08mm)
30.01"
(762.25mm)
-1.07"
(-27.17mm)
45th Driest
Driest since:
1920
82nd Wettest
Wettest since:
1917
Feb 1968–Jan 1971
36-Month
45.35"
(1,151.89mm)
45.06"
(1,144.52mm)
0.29"
(7.37mm)
67th Driest
Driest since:
1921
59th Wettest
Wettest since:
1899
Feb 1967–Jan 1971
48-Month
59.44"
(1,509.78mm)
60.16"
(1,528.06mm)
-0.72"
(-18.28mm)
55th Driest
Driest since:
1921
70th Wettest
Wettest since:
1900
Feb 1966–Jan 1971
60-Month
73.78"
(1,874.01mm)
75.31"
(1,912.87mm)
-1.53"
(-38.86mm)
51st Driest
Driest since:
1922
73rd Wettest
Wettest since:
1900

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