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 1915

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2023)		 Wettest/Driest
Since		 Record
January 1915
1-Month 		0.70"
(17.78mm)		 0.79"
(20.07mm)		 -0.09"
(-2.29mm)		 64th Driest
Driest since:
 1944
66th Wettest
Wettest since:
 1971
Dec 1914–Jan 1915
2-Month 		1.26"
(32.00mm)		 1.56"
(39.62mm)		 -0.30"
(-7.62mm)		 48th Driest
Driest since:
 1944
81st Wettest
Wettest since:
 1918
Ties: 1910
Nov 1914–Jan 1915
3-Month 		1.70"
(43.18mm)		 2.29"
(58.17mm)		 -0.59"
(-14.99mm)		 30th Driest
Driest since:
 1944
99th Wettest
Wettest since:
 1907
Ties: 1970
Oct 1914–Jan 1915
4-Month 		4.18"
(106.17mm)		 3.11"
(78.99mm)		 1.07"
(27.18mm)		 112th Driest
Driest since:
 1908
17th Wettest
Wettest since:
 1907
Sep 1914–Jan 1915
5-Month 		5.43"
(137.92mm)		 4.41"
(112.01mm)		 1.02"
(25.91mm)		 101st Driest
Driest since:
 1988
28th Wettest
Wettest since:
 1912
Aug 1914–Jan 1915
6-Month 		7.12"
(180.85mm)		 5.76"
(146.30mm)		 1.36"
(34.55mm)		 106th Driest
Driest since:
 2002
23rd Wettest
Wettest since:
 1912
Ties: 1942
Jul 1914–Jan 1915
7-Month 		7.60"
(193.04mm)		 7.34"
(186.44mm)		 0.26"
(6.60mm)		 82nd Driest
Driest since:
 1905
47th Wettest
Wettest since:
 1912
Ties: 1963
Jun 1914–Jan 1915
8-Month 		11.96"
(303.78mm)		 10.29"
(261.37mm)		 1.67"
(42.41mm)		 99th Driest
Driest since:
 1905
30th Wettest
Wettest since:
 1912
May 1914–Jan 1915
9-Month 		13.16"
(334.26mm)		 12.45"
(316.23mm)		 0.71"
(18.03mm)		 82nd Driest
Driest since:
 1905
47th Wettest
Wettest since:
 1928
Ties: 1929
Apr 1914–Jan 1915
10-Month 		13.62"
(345.95mm)		 13.56"
(344.42mm)		 0.06"
(1.53mm)		 71st Driest
Driest since:
 1905
58th Wettest
Wettest since:
 1928
Mar 1914–Jan 1915
11-Month 		14.20"
(360.68mm)		 14.37"
(365.00mm)		 -0.17"
(-4.32mm)		 66th Driest
Driest since:
 1905
63rd Wettest
Wettest since:
 1928
Feb 1914–Jan 1915
12-Month 		15.01"
(381.25mm)		 14.98"
(380.49mm)		 0.03"
(0.76mm)		 72nd Driest
Driest since:
 1919
57th Wettest
Wettest since:
 1928
Aug 1913–Jan 1915
18-Month 		19.98"
(507.49mm)		 20.76"
(527.30mm)		 -0.78"
(-19.81mm)		 53rd Driest
Driest since:
 2002
75th Wettest
Wettest since:
 1928
Feb 1913–Jan 1915
24-Month 		27.96"
(710.18mm)		 30.01"
(762.25mm)		 -2.05"
(-52.07mm)		 36th Driest
Driest since:
 1920
92nd Wettest
Wettest since:
 1917
Ties: 1970
Feb 1912–Jan 1915
36-Month 		42.92"
(1,090.17mm)		 45.06"
(1,144.52mm)		 -2.14"
(-54.35mm)		 40th Driest
Driest since:
 1921
87th Wettest
Wettest since:
 1899
Feb 1911–Jan 1915
48-Month 		63.51"
(1,613.15mm)		 60.16"
(1,528.06mm)		 3.35"
(85.09mm)		 86th Driest
Driest since:
 1921
40th Wettest
Wettest since:
 1900
Feb 1910–Jan 1915
60-Month 		75.08"
(1,907.03mm)		 75.31"
(1,912.87mm)		 -0.23"
(-5.84mm)		 61st Driest
Driest since:
 1922
64th Wettest
Wettest since:
 1900

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