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 1909

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1909
1-Month
2.73"
(69.34mm)
2.42"
(61.47mm)
0.31"
(7.87mm)
83rd Driest Driest since: 1907 1937
43rd Wettest Wettest since: 1908 1927
Apr–May 1909
2-Month
4.00"
(101.60mm)
3.93"
(99.82mm)
0.07"
(1.78mm)
66th Driest Driest since: 1907 1934
60th Wettest Wettest since: 1908 2011
Mar–May 1909
3-Month
5.16"
(131.06mm)
5.20"
(132.08mm)
-0.04"
(-1.02mm)
63rd Driest Driest since: 1905 1931
63rd Wettest Wettest since: 1908 2011
Feb–May 1909
4-Month
5.88"
(149.35mm)
6.26"
(159.00mm)
-0.38"
(-9.65mm)
50th Driest Driest since: 1905 1931
76th Wettest Wettest since: 1908 2011
Jan–May 1909
5-Month
8.66"
(219.96mm)
7.61"
(193.29mm)
1.05"
(26.67mm)
96th Driest Driest since: 1905 1931
30th Wettest Wettest since: 1908 2011
Dec 1908–May 1909
6-Month
9.25"
(234.95mm)
8.90"
(226.06mm)
0.35"
(8.89mm)
64th Driest Driest since: 1905 1931
61st Wettest Wettest since: 1908 2011
Nov 1908–May 1909
7-Month
9.59"
(243.59mm)
10.19"
(258.83mm)
-0.60"
(-15.24mm)
43rd Driest Driest since: 1905 1931
82nd Wettest Wettest since: 1908 2011
Oct 1908–May 1909
8-Month
11.88"
(301.75mm)
11.44"
(290.58mm)
0.44"
(11.17mm)
65th Driest Driest since: 1908 1931
60th Wettest Wettest since: 1907 2011
Sep 1908–May 1909
9-Month
13.64"
(346.46mm)
12.90"
(327.66mm)
0.74"
(18.80mm)
77th Driest Driest since: 1908 1905
48th Wettest Wettest since: 1907 2011
Aug 1908–May 1909
10-Month
14.76"
(374.90mm)
14.22"
(361.19mm)
0.54"
(13.71mm)
72nd Driest Driest since: 1908 1905
53rd Wettest Wettest since: 1907 2011
Jul 1908–May 1909
11-Month
15.79"
(401.07mm)
15.80"
(401.32mm)
-0.01"
(-0.25mm)
57th Driest Driest since: 1906 1905
68th Wettest Wettest since: 1908 2011
Jun 1908–May 1909
12-Month
19.20"
(487.68mm)
18.66"
(473.96mm)
0.54"
(13.72mm)
72nd Driest Driest since: 1905 1905
53rd Wettest Wettest since: 1908 2011
Ties: 2003
Dec 1907–May 1909
18-Month
30.10"
(764.54mm)
27.58"
(700.53mm)
2.52"
(64.01mm)
99th Driest Driest since: 1906 1937
25th Wettest Wettest since: 1908 2011
Jun 1907–May 1909
24-Month
39.95"
(1,014.73mm)
37.34"
(948.44mm)
2.61"
(66.29mm)
95th Driest Driest since: 1906 1937
29th Wettest Wettest since: 1908 1917
Jun 1906–May 1909
36-Month
62.73"
(1,593.34mm)
56.01"
(1,422.65mm)
6.72"
(170.69mm)
114th Driest Driest since: 1907 1937
9th Wettest Wettest since: 1908 1917
Jun 1905–May 1909
48-Month
81.98"
(2,082.29mm)
74.74"
(1,898.40mm)
7.24"
(183.89mm)
115th Driest Driest since: 1908 1937
7th Wettest Wettest since: 1900 1899, 1910
Jun 1904–May 1909
60-Month
94.32"
(2,395.73mm)
93.47"
(2,374.14mm)
0.85"
(21.59mm)
60th Driest Driest since: 1907 1938
61st Wettest Wettest since: 1908 1910

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 17, 2019 from https://www.ncdc.noaa.gov/cag/