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 May 2020. For more information, please see Climatological Rankings.


Montana

Precipitation Rankings, September 1958

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
September 1958
1-Month
0.83"
(21.08mm)
1.46"
(37.08mm)
-0.63"
(-16.00mm)
27th Driest Driest since: 1956 2012
99th Wettest Wettest since: 1957 1986
Aug–Sep 1958
2-Month
1.60"
(40.64mm)
2.77"
(70.36mm)
-1.17"
(-29.72mm)
13th Driest Driest since: 1955 2012
113th Wettest Wettest since: 1957 1985
Jul–Sep 1958
3-Month
3.88"
(98.55mm)
4.35"
(110.49mm)
-0.47"
(-11.94mm)
53rd Driest Driest since: 1957 2012
73rd Wettest Wettest since: 1956 1993
Jun–Sep 1958
4-Month
7.66"
(194.56mm)
7.22"
(183.39mm)
0.44"
(11.17mm)
81st Driest Driest since: 1957 1919
45th Wettest Wettest since: 1954 1993
May–Sep 1958
5-Month
8.62"
(218.95mm)
9.63"
(244.60mm)
-1.01"
(-25.65mm)
40th Driest Driest since: 1956 1919
86th Wettest Wettest since: 1957 1993
Apr–Sep 1958
6-Month
10.38"
(263.65mm)
11.14"
(282.96mm)
-0.76"
(-19.31mm)
43rd Driest Driest since: 1956 1919
83rd Wettest Wettest since: 1957 1993
Mar–Sep 1958
7-Month
11.52"
(292.61mm)
12.42"
(315.47mm)
-0.90"
(-22.86mm)
43rd Driest Driest since: 1956 1919
83rd Wettest Wettest since: 1957 1993
Ties: 1996
Feb–Sep 1958
8-Month
13.01"
(330.45mm)
13.48"
(342.39mm)
-0.47"
(-11.94mm)
51st Driest Driest since: 1956 1919
75th Wettest Wettest since: 1957 1993
Ties: 1992
Jan–Sep 1958
9-Month
13.81"
(350.77mm)
14.83"
(376.68mm)
-1.02"
(-25.91mm)
43rd Driest Driest since: 1956 1919
83rd Wettest Wettest since: 1957 1993
Dec 1957–Sep 1958
10-Month
14.75"
(374.65mm)
16.12"
(409.45mm)
-1.37"
(-34.80mm)
36th Driest Driest since: 1952 1919
89th Wettest Wettest since: 1957 1978
Nov 1957–Sep 1958
11-Month
15.68"
(398.27mm)
17.41"
(442.21mm)
-1.73"
(-43.94mm)
31st Driest Driest since: 1955 1919
94th Wettest Wettest since: 1957 1978
Oct 1957–Sep 1958
12-Month
17.48"
(443.99mm)
18.65"
(473.71mm)
-1.17"
(-29.72mm)
38th Driest Driest since: 1955 1919
87th Wettest Wettest since: 1957 1978
Ties: 1983
Apr 1957–Sep 1958
18-Month
28.94"
(735.08mm)
29.81"
(757.17mm)
-0.87"
(-22.09mm)
39th Driest Driest since: 1957 1919
86th Wettest Wettest since: 1956 2011
Ties: 1939
Oct 1956–Sep 1958
24-Month
35.70"
(906.78mm)
37.33"
(948.18mm)
-1.63"
(-41.40mm)
33rd Driest Driest since: 1956 1937
91st Wettest Wettest since: 1957 2011
Oct 1955–Sep 1958
36-Month
54.40"
(1,381.76mm)
56.02"
(1,422.91mm)
-1.62"
(-41.15mm)
34th Driest Driest since: 1957 1937
89th Wettest Wettest since: 1956 1909
Oct 1954–Sep 1958
48-Month
70.84"
(1,799.34mm)
74.76"
(1,898.90mm)
-3.92"
(-99.56mm)
25th Driest Driest since: 1940 1937
97th Wettest Wettest since: 1957 1909
Oct 1953–Sep 1958
60-Month
90.16"
(2,290.06mm)
93.48"
(2,374.39mm)
-3.32"
(-84.33mm)
34th Driest Driest since: 1956 1937
87th Wettest Wettest since: 1957 1978

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published June 2020, retrieved on July 7, 2020 from https://www.ncdc.noaa.gov/cag/