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, May 1931

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1931
1-Month
0.99"
(25.15mm)
2.42"
(61.47mm)
-1.43"
(-36.32mm)
6th Driest Driest since: 1928 1937
120th Wettest Wettest since: 1930 1927
Apr–May 1931
2-Month
1.73"
(43.94mm)
3.93"
(99.82mm)
-2.20"
(-55.88mm)
2nd Driest Driest to Date 1934
124th Wettest Wettest since: 1930 2011
Mar–May 1931
3-Month
2.83"
(71.88mm)
5.20"
(132.08mm)
-2.37"
(-60.20mm)
1st Driest Driest to Date 1931
125th Wettest Wettest since: 1930 2011
Feb–May 1931
4-Month
3.39"
(86.11mm)
6.26"
(159.00mm)
-2.87"
(-72.89mm)
1st Driest Driest to Date 1931
125th Wettest Wettest since: 1930 2011
Jan–May 1931
5-Month
3.94"
(100.08mm)
7.61"
(193.29mm)
-3.67"
(-93.21mm)
1st Driest Driest to Date 1931
125th Wettest Wettest since: 1930 2011
Dec 1930–May 1931
6-Month
4.21"
(106.93mm)
8.90"
(226.06mm)
-4.69"
(-119.13mm)
1st Driest Driest to Date 1931
124th Wettest Wettest since: 1930 2011
Nov 1930–May 1931
7-Month
5.58"
(141.73mm)
10.19"
(258.83mm)
-4.61"
(-117.10mm)
1st Driest Driest to Date 1931
124th Wettest Wettest since: 1930 2011
Oct 1930–May 1931
8-Month
7.33"
(186.18mm)
11.44"
(290.58mm)
-4.11"
(-104.40mm)
1st Driest Driest to Date 1931
124th Wettest Wettest since: 1930 2011
Sep 1930–May 1931
9-Month
9.08"
(230.63mm)
12.90"
(327.66mm)
-3.82"
(-97.03mm)
3rd Driest Driest since: 1905 1905
122nd Wettest Wettest since: 1930 2011
Aug 1930–May 1931
10-Month
10.36"
(263.14mm)
14.22"
(361.19mm)
-3.86"
(-98.05mm)
5th Driest Driest since: 1905 1905
120th Wettest Wettest since: 1930 2011
Jul 1930–May 1931
11-Month
11.49"
(291.85mm)
15.80"
(401.32mm)
-4.31"
(-109.47mm)
4th Driest Driest since: 1905 1905
121st Wettest Wettest since: 1930 2011
Jun 1930–May 1931
12-Month
13.24"
(336.30mm)
18.65"
(473.71mm)
-5.41"
(-137.41mm)
3rd Driest Driest since: 1905 1905
122nd Wettest Wettest since: 1930 2011
Dec 1929–May 1931
18-Month
22.61"
(574.29mm)
27.58"
(700.53mm)
-4.97"
(-126.24mm)
7th Driest Driest since: 1905 1937
117th Wettest Wettest since: 1930 2011
Jun 1929–May 1931
24-Month
29.69"
(754.13mm)
37.34"
(948.44mm)
-7.65"
(-194.31mm)
2nd Driest Driest to Date 1937
122nd Wettest Wettest since: 1930 1917
Jun 1928–May 1931
36-Month
48.40"
(1,229.36mm)
56.01"
(1,422.65mm)
-7.61"
(-193.29mm)
7th Driest Driest since: 1921 1937
116th Wettest Wettest since: 1930 1917
Jun 1927–May 1931
48-Month
68.68"
(1,744.47mm)
74.74"
(1,898.40mm)
-6.06"
(-153.93mm)
14th Driest Driest since: 1922 1937
108th Wettest Wettest since: 1930 1899, 1910
Jun 1926–May 1931
60-Month
91.84"
(2,332.74mm)
93.47"
(2,374.14mm)
-1.63"
(-41.40mm)
41st Driest Driest since: 1924 1938
80th Wettest Wettest since: 1930 1910

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/