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 1902

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2023)
Wettest/Driest
Since
Record
January 1902
1-Month
0.30"
(7.62mm)
0.79"
(20.07mm)
-0.49"
(-12.45mm)
12th Driest
Driest since:
1944
118th Wettest
Wettest since:
1971
Dec 1901–Jan 1902
2-Month
1.25"
(31.75mm)
1.56"
(39.62mm)
-0.31"
(-7.87mm)
46th Driest
Driest since:
1944
83rd Wettest
Wettest since:
1918
Ties: 2016
Nov 1901–Jan 1902
3-Month
1.65"
(41.91mm)
2.29"
(58.17mm)
-0.64"
(-16.26mm)
27th Driest
Driest to Date
1944
102nd Wettest
Wettest since:
1907
Oct 1901–Jan 1902
4-Month
1.83"
(46.48mm)
3.11"
(78.99mm)
-1.28"
(-32.51mm)
9th Driest
Driest to Date
1908
120th Wettest
Wettest since:
1907
Sep 1901–Jan 1902
5-Month
3.92"
(99.57mm)
4.41"
(112.01mm)
-0.49"
(-12.44mm)
45th Driest
Driest to Date
1988
84th Wettest
Wettest since:
1912
Aug 1901–Jan 1902
6-Month
4.43"
(112.52mm)
5.76"
(146.30mm)
-1.33"
(-33.78mm)
26th Driest
Driest to Date
2002
103rd Wettest
Wettest since:
1912
Jul 1901–Jan 1902
7-Month
5.49"
(139.45mm)
7.34"
(186.44mm)
-1.85"
(-46.99mm)
19th Driest
Driest to Date
1905
110th Wettest
Wettest since:
1912
Jun 1901–Jan 1902
8-Month
8.41"
(213.61mm)
10.29"
(261.37mm)
-1.88"
(-47.76mm)
29th Driest
Driest to Date
1905
100th Wettest
Wettest since:
1912
May 1901–Jan 1902
9-Month
11.81"
(299.97mm)
12.45"
(316.23mm)
-0.64"
(-16.26mm)
59th Driest
Driest since:
1905
70th Wettest
Wettest since:
1928
Apr 1901–Jan 1902
10-Month
12.82"
(325.63mm)
13.56"
(344.42mm)
-0.74"
(-18.79mm)
57th Driest
Driest since:
1905
72nd Wettest
Wettest since:
1928
Mar 1901–Jan 1902
11-Month
13.33"
(338.58mm)
14.37"
(365.00mm)
-1.04"
(-26.42mm)
49th Driest
Driest to Date
1905
80th Wettest
Wettest since:
1928
Feb 1901–Jan 1902
12-Month
13.78"
(350.01mm)
14.98"
(380.49mm)
-1.20"
(-30.48mm)
48th Driest
Driest to Date
1919
81st Wettest
Wettest since:
1928
Aug 1900–Jan 1902
18-Month
20.18"
(512.57mm)
20.76"
(527.30mm)
-0.58"
(-14.73mm)
59th Driest
Driest to Date
2002
69th Wettest
Wettest since:
1928
Feb 1900–Jan 1902
24-Month
27.97"
(710.44mm)
30.01"
(762.25mm)
-2.04"
(-51.81mm)
38th Driest
Driest to Date
1920
90th Wettest
Wettest since:
1917
Feb 1899–Jan 1902
36-Month
47.02"
(1,194.31mm)
45.06"
(1,144.52mm)
1.96"
(49.79mm)
84th Driest
Driest to Date
1921
43rd Wettest
Wettest since:
1899
Feb 1898–Jan 1902
48-Month
64.94"
(1,649.48mm)
60.16"
(1,528.06mm)
4.78"
(121.42mm)
105th Driest
Driest to Date
1921
21st Wettest
Wettest since:
1900
Feb 1897–Jan 1902
60-Month
83.38"
(2,117.85mm)
75.31"
(1,912.87mm)
8.07"
(204.98mm)
116th Driest
Driest to Date
1922
9th Wettest
Wettest since:
1900

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