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


Montana

Precipitation Rankings, July 1987

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1987
1-Month
3.48"
(88.39mm)
1.59"
(40.39mm)
1.89"
(48.00mm)
123rd Driest Driest since: 1986 1917
3rd Wettest Wettest since: 1915 1993
Jun–Jul 1987
2-Month
5.02"
(127.51mm)
4.45"
(113.03mm)
0.57"
(14.48mm)
93rd Driest Driest since: 1986 1919
33rd Wettest Wettest since: 1976 1993
Ties: 1914
May–Jul 1987
3-Month
8.17"
(207.52mm)
6.86"
(174.24mm)
1.31"
(33.28mm)
99th Driest Driest since: 1986 1919
27th Wettest Wettest since: 1981 1915
Apr–Jul 1987
4-Month
8.82"
(224.03mm)
8.37"
(212.60mm)
0.45"
(11.43mm)
72nd Driest Driest since: 1986 1919
54th Wettest Wettest since: 1982 1993
Mar–Jul 1987
5-Month
10.60"
(269.24mm)
9.65"
(245.11mm)
0.95"
(24.13mm)
86th Driest Driest since: 1986 1919
40th Wettest Wettest since: 1982 2011
Feb–Jul 1987
6-Month
11.25"
(285.75mm)
10.71"
(272.03mm)
0.54"
(13.72mm)
74th Driest Driest since: 1985 1919
52nd Wettest Wettest since: 1986 2011
Ties: 2014, 2016
Jan–Jul 1987
7-Month
11.81"
(299.97mm)
12.06"
(306.32mm)
-0.25"
(-6.35mm)
57th Driest Driest since: 1985 1919
69th Wettest Wettest since: 1986 2011
Dec 1986–Jul 1987
8-Month
12.23"
(310.64mm)
13.35"
(339.09mm)
-1.12"
(-28.45mm)
35th Driest Driest since: 1985 1931
90th Wettest Wettest since: 1986 2011
Nov 1986–Jul 1987
9-Month
14.01"
(355.85mm)
14.64"
(371.86mm)
-0.63"
(-16.01mm)
48th Driest Driest since: 1985 1919
77th Wettest Wettest since: 1986 2011
Oct 1986–Jul 1987
10-Month
14.84"
(376.94mm)
15.88"
(403.35mm)
-1.04"
(-26.41mm)
38th Driest Driest since: 1985 1919
87th Wettest Wettest since: 1986 2011
Sep 1986–Jul 1987
11-Month
18.78"
(477.01mm)
17.34"
(440.44mm)
1.44"
(36.57mm)
94th Driest Driest since: 1985 1988
31st Wettest Wettest since: 1986 2011
Aug 1986–Jul 1987
12-Month
19.98"
(507.49mm)
18.67"
(474.22mm)
1.31"
(33.27mm)
90th Driest Driest since: 1985 1936
35th Wettest Wettest since: 1986 2011
Feb 1986–Jul 1987
18-Month
31.56"
(801.62mm)
29.38"
(746.25mm)
2.18"
(55.37mm)
96th Driest Driest since: 1986 1936
29th Wettest Wettest since: 1982 2011
Aug 1985–Jul 1987
24-Month
42.14"
(1,070.36mm)
37.35"
(948.69mm)
4.79"
(121.67mm)
109th Driest Driest since: 1986 1937
15th Wettest Wettest since: 1979 1928
Aug 1984–Jul 1987
36-Month
56.49"
(1,434.85mm)
56.03"
(1,423.16mm)
0.46"
(11.69mm)
58th Driest Driest since: 1986 1937
65th Wettest Wettest since: 1983 1909
Aug 1983–Jul 1987
48-Month
72.86"
(1,850.64mm)
74.76"
(1,898.90mm)
-1.90"
(-48.26mm)
40th Driest Driest since: 1986 1937
82nd Wettest Wettest since: 1984 1899
Aug 1982–Jul 1987
60-Month
90.88"
(2,308.35mm)
93.49"
(2,374.65mm)
-2.61"
(-66.30mm)
34th Driest Driest since: 1985 1937
87th Wettest Wettest since: 1986 1916

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 22, 2020 from https://www.ncdc.noaa.gov/cag/