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 2019. For more information, please see Climatological Rankings.


Montana

Precipitation Rankings, May 1986

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1986
1-Month
2.99"
(75.95mm)
2.42"
(61.47mm)
0.57"
(14.48mm)
92nd Driest Driest since: 1985 1937
34th Wettest Wettest since: 1982 1927
Apr–May 1986
2-Month
4.59"
(116.59mm)
3.93"
(99.82mm)
0.66"
(16.77mm)
88th Driest Driest since: 1985 1934
38th Wettest Wettest since: 1982 2011
Mar–May 1986
3-Month
5.50"
(139.70mm)
5.20"
(132.08mm)
0.30"
(7.62mm)
70th Driest Driest since: 1985 1931
56th Wettest Wettest since: 1982 2011
Ties: 1961
Feb–May 1986
4-Month
7.58"
(192.53mm)
6.26"
(159.00mm)
1.32"
(33.53mm)
102nd Driest Driest since: 1985 1931
24th Wettest Wettest since: 1982 2011
Jan–May 1986
5-Month
8.69"
(220.73mm)
7.61"
(193.29mm)
1.08"
(27.44mm)
97th Driest Driest since: 1985 1931
29th Wettest Wettest since: 1982 2011
Dec 1985–May 1986
6-Month
9.28"
(235.71mm)
8.90"
(226.06mm)
0.38"
(9.65mm)
67th Driest Driest since: 1985 1931
58th Wettest Wettest since: 1982 2011
Nov 1985–May 1986
7-Month
10.88"
(276.35mm)
10.19"
(258.83mm)
0.69"
(17.52mm)
76th Driest Driest since: 1985 1931
49th Wettest Wettest since: 1982 2011
Oct 1985–May 1986
8-Month
12.34"
(313.44mm)
11.44"
(290.58mm)
0.90"
(22.86mm)
77th Driest Driest since: 1985 1931
48th Wettest Wettest since: 1982 2011
Sep 1985–May 1986
9-Month
15.43"
(391.92mm)
12.89"
(327.41mm)
2.54"
(64.51mm)
111th Driest Driest since: 1985 1905
14th Wettest Wettest since: 1978 2011
Aug 1985–May 1986
10-Month
18.16"
(461.26mm)
14.22"
(361.19mm)
3.94"
(100.07mm)
118th Driest Driest since: 1985 1905
7th Wettest Wettest since: 1978 2011
Jul 1985–May 1986
11-Month
19.04"
(483.62mm)
15.80"
(401.32mm)
3.24"
(82.30mm)
115th Driest Driest since: 1985 1905
10th Wettest Wettest since: 1978 2011
Jun 1985–May 1986
12-Month
20.16"
(512.06mm)
18.66"
(473.96mm)
1.50"
(38.10mm)
93rd Driest Driest since: 1985 1905
32nd Wettest Wettest since: 1982 2011
Dec 1984–May 1986
18-Month
27.27"
(692.66mm)
27.58"
(700.53mm)
-0.31"
(-7.87mm)
54th Driest Driest since: 1985 1937
70th Wettest Wettest since: 1983 2011
Jun 1984–May 1986
24-Month
35.86"
(910.84mm)
37.34"
(948.44mm)
-1.48"
(-37.60mm)
35th Driest Driest since: 1985 1937
89th Wettest Wettest since: 1983 1917
Jun 1983–May 1986
36-Month
53.68"
(1,363.47mm)
56.01"
(1,422.65mm)
-2.33"
(-59.18mm)
32nd Driest Driest since: 1985 1937
91st Wettest Wettest since: 1984 1917
Jun 1982–May 1986
48-Month
71.53"
(1,816.86mm)
74.74"
(1,898.40mm)
-3.21"
(-81.54mm)
31st Driest Driest since: 1964 1937
91st Wettest Wettest since: 1985 1899, 1910
Jun 1981–May 1986
60-Month
92.04"
(2,337.82mm)
93.47"
(2,374.14mm)
-1.43"
(-36.32mm)
45th Driest Driest since: 1985 1938
76th Wettest Wettest since: 1983 1910
Ties: 1956

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 22, 2019 from https://www.ncdc.noaa.gov/cag/