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 1966

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1966
1-Month
1.55"
(39.37mm)
2.42"
(61.47mm)
-0.87"
(-22.10mm)
23rd Driest Driest since: 1958 1937
103rd Wettest Wettest since: 1965 1927
Apr–May 1966
2-Month
2.79"
(70.87mm)
3.93"
(99.82mm)
-1.14"
(-28.95mm)
17th Driest Driest since: 1958 1934
109th Wettest Wettest since: 1965 2011
Mar–May 1966
3-Month
3.77"
(95.76mm)
5.20"
(132.08mm)
-1.43"
(-36.32mm)
11th Driest Driest since: 1947 1931
115th Wettest Wettest since: 1965 2011
Ties: 1918
Feb–May 1966
4-Month
4.58"
(116.33mm)
6.26"
(159.00mm)
-1.68"
(-42.67mm)
8th Driest Driest since: 1937 1931
118th Wettest Wettest since: 1965 2011
Jan–May 1966
5-Month
6.11"
(155.19mm)
7.61"
(193.29mm)
-1.50"
(-38.10mm)
16th Driest Driest since: 1947 1931
110th Wettest Wettest since: 1965 2011
Dec 1965–May 1966
6-Month
6.87"
(174.50mm)
8.90"
(226.06mm)
-2.03"
(-51.56mm)
10th Driest Driest since: 1944 1931
115th Wettest Wettest since: 1965 2011
Nov 1965–May 1966
7-Month
7.96"
(202.18mm)
10.19"
(258.83mm)
-2.23"
(-56.65mm)
9th Driest Driest since: 1944 1931
116th Wettest Wettest since: 1965 2011
Ties: 1992
Oct 1965–May 1966
8-Month
8.15"
(207.01mm)
11.44"
(290.58mm)
-3.29"
(-83.57mm)
5th Driest Driest since: 1937 1931
120th Wettest Wettest since: 1965 2011
Sep 1965–May 1966
9-Month
10.53"
(267.46mm)
12.89"
(327.41mm)
-2.36"
(-59.95mm)
12th Driest Driest since: 1945 1905
113th Wettest Wettest since: 1965 2011
Aug 1965–May 1966
10-Month
12.67"
(321.82mm)
14.22"
(361.19mm)
-1.55"
(-39.37mm)
28th Driest Driest since: 1961 1905
97th Wettest Wettest since: 1965 2011
Jul 1965–May 1966
11-Month
14.47"
(367.54mm)
15.80"
(401.32mm)
-1.33"
(-33.78mm)
30th Driest Driest since: 1961 1905
95th Wettest Wettest since: 1965 2011
Jun 1965–May 1966
12-Month
18.30"
(464.82mm)
18.66"
(473.96mm)
-0.36"
(-9.14mm)
55th Driest Driest since: 1962 1905
70th Wettest Wettest since: 1965 2011
Dec 1964–May 1966
18-Month
29.54"
(750.32mm)
27.58"
(700.53mm)
1.96"
(49.79mm)
90th Driest Driest since: 1964 1937
34th Wettest Wettest since: 1965 2011
Jun 1964–May 1966
24-Month
40.35"
(1,024.89mm)
37.34"
(948.44mm)
3.01"
(76.45mm)
101st Driest Driest since: 1964 1937
23rd Wettest Wettest since: 1965 1917
Jun 1963–May 1966
36-Month
59.67"
(1,515.62mm)
56.01"
(1,422.65mm)
3.66"
(92.97mm)
96th Driest Driest since: 1964 1937
27th Wettest Wettest since: 1965 1917
Jun 1962–May 1966
48-Month
78.93"
(2,004.82mm)
74.74"
(1,898.40mm)
4.19"
(106.42mm)
92nd Driest Driest since: 1965 1937
30th Wettest Wettest since: 1949 1899, 1910
Jun 1961–May 1966
60-Month
97.05"
(2,465.07mm)
93.47"
(2,374.14mm)
3.58"
(90.93mm)
83rd Driest Driest since: 1965 1938
38th Wettest Wettest since: 1952 1910

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 21, 2019 from https://www.ncdc.noaa.gov/cag/