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 September 2019. For more information, please see Climatological Rankings.


Montana

Precipitation Rankings, May 1922

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1922
1-Month
2.95"
(74.93mm)
2.42"
(61.47mm)
0.53"
(13.46mm)
91st Driest Driest since: 1921 1937
35th Wettest Wettest since: 1915 1927
Apr–May 1922
2-Month
5.40"
(137.16mm)
3.93"
(99.82mm)
1.47"
(37.34mm)
109th Driest Driest since: 1921 1934
17th Wettest Wettest since: 1908 2011
Ties: 1955
Mar–May 1922
3-Month
6.33"
(160.78mm)
5.20"
(132.08mm)
1.13"
(28.70mm)
97th Driest Driest since: 1921 1931
29th Wettest Wettest since: 1912 2011
Feb–May 1922
4-Month
7.42"
(188.47mm)
6.26"
(159.00mm)
1.16"
(29.47mm)
97th Driest Driest since: 1921 1931
29th Wettest Wettest since: 1908 2011
Jan–May 1922
5-Month
8.50"
(215.90mm)
7.61"
(193.29mm)
0.89"
(22.61mm)
88th Driest Driest since: 1921 1931
38th Wettest Wettest since: 1920 2011
Dec 1921–May 1922
6-Month
10.05"
(255.27mm)
8.90"
(226.06mm)
1.15"
(29.21mm)
96th Driest Driest since: 1921 1931
29th Wettest Wettest since: 1918 2011
Nov 1921–May 1922
7-Month
12.44"
(315.98mm)
10.19"
(258.83mm)
2.25"
(57.15mm)
111th Driest Driest since: 1921 1931
14th Wettest Wettest since: 1907 2011
Ties: 1953
Oct 1921–May 1922
8-Month
12.82"
(325.63mm)
11.44"
(290.58mm)
1.38"
(35.05mm)
95th Driest Driest since: 1921 1931
30th Wettest Wettest since: 1920 2011
Ties: 1943
Sep 1921–May 1922
9-Month
14.18"
(360.17mm)
12.90"
(327.66mm)
1.28"
(32.51mm)
91st Driest Driest since: 1921 1905
34th Wettest Wettest since: 1920 2011
Aug 1921–May 1922
10-Month
14.70"
(373.38mm)
14.22"
(361.19mm)
0.48"
(12.19mm)
70th Driest Driest since: 1921 1905
55th Wettest Wettest since: 1920 2011
Jul 1921–May 1922
11-Month
16.36"
(415.54mm)
15.80"
(401.32mm)
0.56"
(14.22mm)
71st Driest Driest since: 1921 1905
54th Wettest Wettest since: 1917 2011
Jun 1921–May 1922
12-Month
19.33"
(490.98mm)
18.65"
(473.71mm)
0.68"
(17.27mm)
77th Driest Driest since: 1921 1905
48th Wettest Wettest since: 1917 2011
Ties: 2007
Dec 1920–May 1922
18-Month
27.36"
(694.94mm)
27.58"
(700.53mm)
-0.22"
(-5.59mm)
56th Driest Driest since: 1921 1937
68th Wettest Wettest since: 1917 2011
Ties: 1956
Jun 1920–May 1922
24-Month
35.48"
(901.19mm)
37.34"
(948.44mm)
-1.86"
(-47.25mm)
31st Driest Driest since: 1921 1937
93rd Wettest Wettest since: 1918 1917
Jun 1919–May 1922
36-Month
52.21"
(1,326.13mm)
56.01"
(1,422.65mm)
-3.80"
(-96.52mm)
21st Driest Driest since: 1921 1937
102nd Wettest Wettest since: 1919 1917
Jun 1918–May 1922
48-Month
67.72"
(1,720.09mm)
74.74"
(1,898.40mm)
-7.02"
(-178.31mm)
12th Driest Driest since: 1921 1937
110th Wettest Wettest since: 1920 1899, 1910
Jun 1917–May 1922
60-Month
84.04"
(2,134.62mm)
93.47"
(2,374.14mm)
-9.43"
(-239.52mm)
10th Driest Driest to Date 1938
111th Wettest Wettest since: 1921 1910

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 20, 2019 from https://www.ncdc.noaa.gov/cag/