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 2020. For more information, please see Climatological Rankings.


Montana

Precipitation Rankings, May 1946

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1946
1-Month
2.34"
(59.44mm)
2.42"
(61.47mm)
-0.08"
(-2.03mm)
62nd Driest Driest since: 1945 1937
65th Wettest Wettest since: 1942 1927
Ties: 1972
Apr–May 1946
2-Month
2.99"
(75.95mm)
3.93"
(99.82mm)
-0.94"
(-23.87mm)
21st Driest Driest since: 1937 1934
106th Wettest Wettest since: 1945 2011
Mar–May 1946
3-Month
4.38"
(111.25mm)
5.20"
(132.08mm)
-0.82"
(-20.83mm)
26th Driest Driest since: 1939 1931
101st Wettest Wettest since: 1945 2011
Feb–May 1946
4-Month
5.09"
(129.29mm)
6.26"
(159.00mm)
-1.17"
(-29.71mm)
18th Driest Driest since: 1937 1931
109th Wettest Wettest since: 1945 2011
Jan–May 1946
5-Month
6.03"
(153.16mm)
7.61"
(193.29mm)
-1.58"
(-40.13mm)
14th Driest Driest since: 1944 1931
113th Wettest Wettest since: 1945 2011
Ties: 1944
Dec 1945–May 1946
6-Month
7.65"
(194.31mm)
8.90"
(226.06mm)
-1.25"
(-31.75mm)
26th Driest Driest since: 1945 1931
100th Wettest Wettest since: 1943 2011
Nov 1945–May 1946
7-Month
8.94"
(227.08mm)
10.19"
(258.83mm)
-1.25"
(-31.75mm)
31st Driest Driest since: 1945 1931
95th Wettest Wettest since: 1943 2011
Oct 1945–May 1946
8-Month
10.01"
(254.25mm)
11.44"
(290.58mm)
-1.43"
(-36.33mm)
25th Driest Driest since: 1945 1931
101st Wettest Wettest since: 1943 2011
Sep 1945–May 1946
9-Month
12.00"
(304.80mm)
12.90"
(327.66mm)
-0.90"
(-22.86mm)
39th Driest Driest since: 1945 1905
87th Wettest Wettest since: 1943 2011
Aug 1945–May 1946
10-Month
13.01"
(330.45mm)
14.22"
(361.19mm)
-1.21"
(-30.74mm)
34th Driest Driest since: 1945 1905
92nd Wettest Wettest since: 1943 2011
Jul 1945–May 1946
11-Month
13.76"
(349.50mm)
15.80"
(401.32mm)
-2.04"
(-51.82mm)
19th Driest Driest since: 1945 1905
107th Wettest Wettest since: 1943 2011
Jun 1945–May 1946
12-Month
17.06"
(433.32mm)
18.66"
(473.96mm)
-1.60"
(-40.64mm)
30th Driest Driest since: 1944 1905
96th Wettest Wettest since: 1945 2011
Dec 1944–May 1946
18-Month
24.68"
(626.87mm)
27.58"
(700.53mm)
-2.90"
(-73.66mm)
15th Driest Driest since: 1937 1937
110th Wettest Wettest since: 1945 2011
Jun 1944–May 1946
24-Month
36.47"
(926.34mm)
37.34"
(948.44mm)
-0.87"
(-22.10mm)
47th Driest Driest since: 1945 1937
78th Wettest Wettest since: 1944 1917
Ties: 2008
Jun 1943–May 1946
36-Month
52.96"
(1,345.18mm)
56.01"
(1,422.65mm)
-3.05"
(-77.47mm)
28th Driest Driest since: 1941 1937
96th Wettest Wettest since: 1945 1917
Jun 1942–May 1946
48-Month
73.17"
(1,858.52mm)
74.74"
(1,898.40mm)
-1.57"
(-39.88mm)
43rd Driest Driest since: 1941 1937
80th Wettest Wettest since: 1945 1899, 1910
Jun 1941–May 1946
60-Month
96.80"
(2,458.72mm)
93.47"
(2,374.14mm)
3.33"
(84.58mm)
81st Driest Driest since: 1945 1938
41st Wettest Wettest since: 1929 1910

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2020, retrieved on October 26, 2020 from https://www.ncdc.noaa.gov/cag/