Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of August 2019. For more information, please see Climatological Rankings.


Montana

Precipitation Rankings, January 2018

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
January 2018
1-Month
1.16"
(29.46mm)
1.35"
(34.29mm)
-0.19"
(-4.83mm)
56th Driest Driest since: 2017 1985
70th Wettest Wettest since: 2015 1969
Dec 2017–Jan 2018
2-Month
2.97"
(75.44mm)
2.64"
(67.06mm)
0.33"
(8.38mm)
90th Driest Driest since: 2017 1931
35th Wettest Wettest since: 2011 1918
Nov 2017–Jan 2018
3-Month
4.67"
(118.62mm)
3.93"
(99.82mm)
0.74"
(18.80mm)
94th Driest Driest since: 2017 1944
31st Wettest Wettest since: 2011 1907
Oct 2017–Jan 2018
4-Month
5.83"
(148.08mm)
5.18"
(131.57mm)
0.65"
(16.51mm)
86th Driest Driest since: 2016 1908
39th Wettest Wettest since: 2017 1928
Sep 2017–Jan 2018
5-Month
7.93"
(201.42mm)
6.64"
(168.66mm)
1.29"
(32.76mm)
100th Driest Driest since: 2016 1905
25th Wettest Wettest since: 2017 1928
Aug 2017–Jan 2018
6-Month
8.30"
(210.82mm)
7.97"
(202.44mm)
0.33"
(8.38mm)
79th Driest Driest since: 2016 1905
46th Wettest Wettest since: 2017 1928
Ties: 1904, 1924, 1975
Jul 2017–Jan 2018
7-Month
8.73"
(221.74mm)
9.54"
(242.32mm)
-0.81"
(-20.58mm)
44th Driest Driest since: 2013 1905
81st Wettest Wettest since: 2017 1928
Jun 2017–Jan 2018
8-Month
10.45"
(265.43mm)
12.40"
(314.96mm)
-1.95"
(-49.53mm)
21st Driest Driest since: 2013 1905
104th Wettest Wettest since: 2017 1916
May 2017–Jan 2018
9-Month
11.99"
(304.55mm)
14.81"
(376.17mm)
-2.82"
(-71.62mm)
14th Driest Driest since: 2004 1905
111th Wettest Wettest since: 2017 1928
Apr 2017–Jan 2018
10-Month
14.12"
(358.65mm)
16.34"
(415.04mm)
-2.22"
(-56.39mm)
23rd Driest Driest since: 2013 1905
102nd Wettest Wettest since: 2017 1928
Mar 2017–Jan 2018
11-Month
15.96"
(405.38mm)
17.62"
(447.55mm)
-1.66"
(-42.17mm)
34th Driest Driest since: 2016 1937
91st Wettest Wettest since: 2017 1928
Feb 2017–Jan 2018
12-Month
17.68"
(449.07mm)
18.67"
(474.22mm)
-0.99"
(-25.15mm)
45th Driest Driest since: 2016 1932
80th Wettest Wettest since: 2017 1928
Aug 2016–Jan 2018
18-Month
27.60"
(701.04mm)
26.64"
(676.66mm)
0.96"
(24.38mm)
78th Driest Driest since: 2016 1937
46th Wettest Wettest since: 2017 1928
Feb 2016–Jan 2018
24-Month
38.85"
(986.79mm)
37.37"
(949.20mm)
1.48"
(37.59mm)
85th Driest Driest since: 2017 1937
39th Wettest Wettest since: 2015 2012
Feb 2015–Jan 2018
36-Month
55.46"
(1,408.68mm)
56.07"
(1,424.18mm)
-0.61"
(-15.50mm)
49th Driest Driest since: 2010 1937
74th Wettest Wettest since: 2017 1909
Feb 2014–Jan 2018
48-Month
77.03"
(1,956.56mm)
74.80"
(1,899.92mm)
2.23"
(56.64mm)
74th Driest Driest since: 2016 1938
48th Wettest Wettest since: 2017 1910
Feb 2013–Jan 2018
60-Month
97.21"
(2,469.13mm)
93.53"
(2,375.66mm)
3.68"
(93.47mm)
82nd Driest Driest since: 2017 1938
39th Wettest Wettest since: 2016 2015

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 22, 2019 from https://www.ncdc.noaa.gov/cag/