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 1904

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 1904
1-Month
1.62"
(41.15mm)
2.42"
(61.47mm)
-0.80"
(-20.32mm)
27th Driest Driest since: 1897 1937
99th Wettest Wettest since: 1903 1927
Apr–May 1904
2-Month
2.64"
(67.06mm)
3.93"
(99.82mm)
-1.29"
(-32.76mm)
13th Driest Driest since: 1897 1934
113th Wettest Wettest since: 1903 2011
Ties: 1950
Mar–May 1904
3-Month
5.29"
(134.37mm)
5.20"
(132.08mm)
0.09"
(2.29mm)
64th Driest Driest since: 1897 1931
62nd Wettest Wettest since: 1903 2011
Feb–May 1904
4-Month
7.52"
(191.01mm)
6.26"
(159.00mm)
1.26"
(32.01mm)
100th Driest Driest since: 1903 1931
26th Wettest Wettest since: 1902 2011
Jan–May 1904
5-Month
8.79"
(223.27mm)
7.61"
(193.29mm)
1.18"
(29.98mm)
101st Driest Driest since: 1903 1931
25th Wettest Wettest since: 1902 2011
Dec 1903–May 1904
6-Month
9.94"
(252.48mm)
8.90"
(226.06mm)
1.04"
(26.42mm)
91st Driest Driest since: 1903 1931
34th Wettest Wettest since: 1902 2011
Ties: 1971
Nov 1903–May 1904
7-Month
11.89"
(302.01mm)
10.19"
(258.83mm)
1.70"
(43.18mm)
104th Driest Driest since: 1903 1931
21st Wettest Wettest since: 1902 2011
Oct 1903–May 1904
8-Month
12.57"
(319.28mm)
11.44"
(290.58mm)
1.13"
(28.70mm)
86th Driest Driest since: 1903 1931
39th Wettest Wettest since: 1900 2011
Ties: 1971
Sep 1903–May 1904
9-Month
14.10"
(358.14mm)
12.90"
(327.66mm)
1.20"
(30.48mm)
87th Driest Driest since: 1903 1905
38th Wettest Wettest since: 1902 2011
Aug 1903–May 1904
10-Month
15.82"
(401.83mm)
14.22"
(361.19mm)
1.60"
(40.64mm)
96th Driest Driest since: 1903 1905
29th Wettest Wettest since: 1898 2011
Jul 1903–May 1904
11-Month
18.52"
(470.41mm)
15.80"
(401.32mm)
2.72"
(69.09mm)
111th Driest Driest since: 1903 1905
14th Wettest Wettest since: 1898 2011
Jun 1903–May 1904
12-Month
20.45"
(519.43mm)
18.65"
(473.71mm)
1.80"
(45.72mm)
99th Driest Driest since: 1903 1905
26th Wettest Wettest since: 1898 2011
Dec 1902–May 1904
18-Month
29.26"
(743.20mm)
27.58"
(700.53mm)
1.68"
(42.67mm)
85th Driest Driest since: 1903 1937
39th Wettest Wettest since: 1900 2011
Jun 1902–May 1904
24-Month
37.66"
(956.56mm)
37.34"
(948.44mm)
0.32"
(8.12mm)
66th Driest Driest since: 1903 1937
58th Wettest Wettest since: 1900 1917
Jun 1901–May 1904
36-Month
57.66"
(1,464.56mm)
56.01"
(1,422.65mm)
1.65"
(41.91mm)
75th Driest Driest since: 1903 1937
48th Wettest Wettest since: 1900 1917
Jun 1900–May 1904
48-Month
75.11"
(1,907.79mm)
74.74"
(1,898.40mm)
0.37"
(9.39mm)
58th Driest Driest since: 1903 1937
64th Wettest Wettest since: 1902 1899, 1910
Jun 1899–May 1904
60-Month
94.23"
(2,393.44mm)
93.47"
(2,374.14mm)
0.76"
(19.30mm)
58th Driest Driest since: 1903 1938
63rd Wettest Wettest since: 1902 1910

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 16, 2019 from https://www.ncdc.noaa.gov/cag/