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


Montana

Precipitation Rankings, September 1927

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
September 1927
1-Month
1.87"
(47.50mm)
1.46"
(37.08mm)
0.41"
(10.42mm)
93rd Driest Driest since: 1924 2012
33rd Wettest Wettest since: 1926 1986
Ties: 2010
Aug–Sep 1927
2-Month
4.04"
(102.62mm)
2.77"
(70.36mm)
1.27"
(32.26mm)
111th Driest Driest since: 1925 2012
15th Wettest Wettest since: 1926 1985
Ties: 1947
Jul–Sep 1927
3-Month
5.90"
(149.86mm)
4.35"
(110.49mm)
1.55"
(39.37mm)
109th Driest Driest since: 1926 2012
17th Wettest Wettest since: 1923 1993
Jun–Sep 1927
4-Month
8.09"
(205.49mm)
7.22"
(183.39mm)
0.87"
(22.10mm)
92nd Driest Driest since: 1926 1919
34th Wettest Wettest since: 1925 1993
May–Sep 1927
5-Month
13.84"
(351.54mm)
9.63"
(244.60mm)
4.21"
(106.94mm)
122nd Driest Driest since: 1926 1919
4th Wettest Wettest since: 1915 1993
Apr–Sep 1927
6-Month
15.49"
(393.45mm)
11.14"
(282.96mm)
4.35"
(110.49mm)
122nd Driest Driest since: 1926 1919
4th Wettest Wettest since: 1915 1993
Mar–Sep 1927
7-Month
16.36"
(415.54mm)
12.42"
(315.47mm)
3.94"
(100.07mm)
122nd Driest Driest since: 1926 1919
4th Wettest Wettest since: 1915 1993
Feb–Sep 1927
8-Month
17.80"
(452.12mm)
13.48"
(342.39mm)
4.32"
(109.73mm)
124th Driest Driest since: 1926 1919
2nd Wettest Wettest to Date 1993
Jan–Sep 1927
9-Month
19.24"
(488.70mm)
14.83"
(376.68mm)
4.41"
(112.02mm)
122nd Driest Driest since: 1926 1919
4th Wettest Wettest to Date 1993
Dec 1926–Sep 1927
10-Month
20.39"
(517.91mm)
16.12"
(409.45mm)
4.27"
(108.46mm)
118th Driest Driest since: 1926 1919
7th Wettest Wettest since: 1907 1978
Nov 1926–Sep 1927
11-Month
22.61"
(574.29mm)
17.41"
(442.21mm)
5.20"
(132.08mm)
121st Driest Driest since: 1926 1919
4th Wettest Wettest since: 1907 1978
Oct 1926–Sep 1927
12-Month
23.23"
(590.04mm)
18.65"
(473.71mm)
4.58"
(116.33mm)
119th Driest Driest since: 1926 1919
6th Wettest Wettest since: 1907 1978
Apr 1926–Sep 1927
18-Month
33.63"
(854.20mm)
29.81"
(757.17mm)
3.82"
(97.03mm)
111th Driest Driest since: 1926 1919
14th Wettest Wettest since: 1916 2011
Oct 1925–Sep 1927
24-Month
39.99"
(1,015.75mm)
37.33"
(948.18mm)
2.66"
(67.57mm)
96th Driest Driest since: 1926 1937
28th Wettest Wettest since: 1923 2011
Oct 1924–Sep 1927
36-Month
60.67"
(1,541.02mm)
56.02"
(1,422.91mm)
4.65"
(118.11mm)
105th Driest Driest since: 1926 1937
18th Wettest Wettest since: 1917 1909
Oct 1923–Sep 1927
48-Month
77.09"
(1,958.09mm)
74.76"
(1,898.90mm)
2.33"
(59.19mm)
79th Driest Driest since: 1926 1937
43rd Wettest Wettest since: 1925 1909
Oct 1922–Sep 1927
60-Month
98.25"
(2,495.55mm)
93.48"
(2,374.39mm)
4.77"
(121.16mm)
94th Driest Driest since: 1926 1937
27th Wettest Wettest since: 1918 1978
Ties: 2015

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2020, retrieved on August 14, 2020 from https://www.ncdc.noaa.gov/cag/