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 1930

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1930
1-Month
1.34"
(34.04mm)
2.42"
(61.47mm)
-1.08"
(-27.43mm)
14th Driest Driest since: 1928 1937
112th Wettest Wettest since: 1929 1927
Ties: 2009
Apr–May 1930
2-Month
3.19"
(81.03mm)
3.93"
(99.82mm)
-0.74"
(-18.79mm)
26th Driest Driest since: 1928 1934
100th Wettest Wettest since: 1929 2011
Ties: 1910
Mar–May 1930
3-Month
4.62"
(117.35mm)
5.20"
(132.08mm)
-0.58"
(-14.73mm)
36th Driest Driest since: 1928 1931
90th Wettest Wettest since: 1929 2011
Ties: 1923, 1951
Feb–May 1930
4-Month
5.49"
(139.45mm)
6.26"
(159.00mm)
-0.77"
(-19.55mm)
29th Driest Driest since: 1928 1931
97th Wettest Wettest since: 1929 2011
Jan–May 1930
5-Month
6.45"
(163.83mm)
7.61"
(193.29mm)
-1.16"
(-29.46mm)
22nd Driest Driest since: 1928 1931
104th Wettest Wettest since: 1929 2011
Dec 1929–May 1930
6-Month
9.37"
(238.00mm)
8.90"
(226.06mm)
0.47"
(11.94mm)
71st Driest Driest since: 1929 1931
54th Wettest Wettest since: 1927 2011
Ties: 1999
Nov 1929–May 1930
7-Month
10.32"
(262.13mm)
10.19"
(258.83mm)
0.13"
(3.30mm)
60th Driest Driest since: 1929 1931
65th Wettest Wettest since: 1928 2011
Oct 1929–May 1930
8-Month
11.50"
(292.10mm)
11.44"
(290.58mm)
0.06"
(1.52mm)
56th Driest Driest since: 1929 1931
69th Wettest Wettest since: 1928 2011
Sep 1929–May 1930
9-Month
13.04"
(331.22mm)
12.89"
(327.41mm)
0.15"
(3.81mm)
57th Driest Driest since: 1929 1905
68th Wettest Wettest since: 1928 2011
Aug 1929–May 1930
10-Month
13.43"
(341.12mm)
14.22"
(361.19mm)
-0.79"
(-20.07mm)
43rd Driest Driest since: 1929 1905
82nd Wettest Wettest since: 1928 2011
Jul 1929–May 1930
11-Month
14.13"
(358.90mm)
15.80"
(401.32mm)
-1.67"
(-42.42mm)
25th Driest Driest since: 1926 1905
100th Wettest Wettest since: 1929 2011
Jun 1929–May 1930
12-Month
16.45"
(417.83mm)
18.65"
(473.71mm)
-2.20"
(-55.88mm)
17th Driest Driest since: 1921 1905
108th Wettest Wettest since: 1929 2011
Dec 1928–May 1930
18-Month
25.27"
(641.86mm)
27.58"
(700.53mm)
-2.31"
(-58.67mm)
22nd Driest Driest since: 1920 1937
102nd Wettest Wettest since: 1929 2011
Jun 1928–May 1930
24-Month
35.16"
(893.06mm)
37.34"
(948.44mm)
-2.18"
(-55.38mm)
25th Driest Driest since: 1921 1937
99th Wettest Wettest since: 1929 1917
Jun 1927–May 1930
36-Month
55.44"
(1,408.18mm)
56.01"
(1,422.65mm)
-0.57"
(-14.47mm)
52nd Driest Driest since: 1923 1937
71st Wettest Wettest since: 1929 1917
Jun 1926–May 1930
48-Month
78.60"
(1,996.44mm)
74.74"
(1,898.40mm)
3.86"
(98.04mm)
89th Driest Driest since: 1926 1937
33rd Wettest Wettest since: 1929 1899, 1910
Jun 1925–May 1930
60-Month
95.57"
(2,427.48mm)
93.47"
(2,374.14mm)
2.10"
(53.34mm)
70th Driest Driest since: 1926 1938
51st Wettest Wettest since: 1929 1910
Ties: 1908

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/