Climate at a Glance

Regional 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 October 2019. For more information, please see Climatological Rankings.


Northern Rockies and Plains Climate Region

Precipitation Rankings, February 1978

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
February 1978
1-Month
1.06"
(26.92mm)
0.80"
(20.32mm)
0.26"
(6.60mm)
107th Driest Driest since: 1977 1973
19th Wettest Wettest since: 1962 1936
Jan–Feb 1978
2-Month
1.98"
(50.29mm)
1.68"
(42.67mm)
0.30"
(7.62mm)
97th Driest Driest since: 1977 1931
29th Wettest Wettest since: 1975 1936
Ties: 1940
Dec 1977–Feb 1978
3-Month
3.52"
(89.41mm)
2.54"
(64.52mm)
0.98"
(24.89mm)
119th Driest Driest since: 1977 1931
6th Wettest Wettest since: 1969 1918
Nov 1977–Feb 1978
4-Month
4.89"
(124.21mm)
3.50"
(88.90mm)
1.39"
(35.31mm)
120th Driest Driest since: 1977 1977
5th Wettest Wettest since: 1910 1997
Oct 1977–Feb 1978
5-Month
6.13"
(155.70mm)
4.74"
(120.40mm)
1.39"
(35.30mm)
117th Driest Driest since: 1977 1977
8th Wettest Wettest since: 1972 1999
Sep 1977–Feb 1978
6-Month
8.60"
(218.44mm)
6.33"
(160.78mm)
2.27"
(57.66mm)
120th Driest Driest since: 1977 1977
5th Wettest Wettest since: 1974 1947
Ties: 2014
Aug 1977–Feb 1978
7-Month
11.13"
(282.70mm)
8.08"
(205.23mm)
3.05"
(77.47mm)
124th Driest Driest since: 1977 1977
1st Wettest Wettest to Date 1978
Jul 1977–Feb 1978
8-Month
13.37"
(339.60mm)
10.15"
(257.81mm)
3.22"
(81.79mm)
122nd Driest Driest since: 1977 1977
3rd Wettest Wettest since: 1916 1916
Jun 1977–Feb 1978
9-Month
15.50"
(393.70mm)
13.11"
(332.99mm)
2.39"
(60.71mm)
115th Driest Driest since: 1977 2013
10th Wettest Wettest since: 1969 1916
May 1977–Feb 1978
10-Month
18.58"
(471.93mm)
15.72"
(399.29mm)
2.86"
(72.64mm)
110th Driest Driest since: 1977 1937
15th Wettest Wettest since: 1963 1916
Apr 1977–Feb 1978
11-Month
19.89"
(505.21mm)
17.47"
(443.74mm)
2.42"
(61.47mm)
103rd Driest Driest since: 1977 1937
22nd Wettest Wettest since: 1969 1916
Mar 1977–Feb 1978
12-Month
21.97"
(558.04mm)
18.62"
(472.95mm)
3.35"
(85.09mm)
114th Driest Driest since: 1977 1937
11th Wettest Wettest since: 1942 1916
Sep 1976–Feb 1978
18-Month
25.67"
(652.02mm)
24.95"
(633.73mm)
0.72"
(18.29mm)
74th Driest Driest since: 1977 1937
50th Wettest Wettest since: 1976 1916
Mar 1976–Feb 1978
24-Month
36.58"
(929.13mm)
37.23"
(945.64mm)
-0.65"
(-16.51mm)
52nd Driest Driest since: 1977 1938
72nd Wettest Wettest since: 1976 2012
Mar 1975–Feb 1978
36-Month
57.30"
(1,455.42mm)
55.81"
(1,417.57mm)
1.49"
(37.85mm)
73rd Driest Driest since: 1977 1937
50th Wettest Wettest since: 1974 2012
Mar 1974–Feb 1978
48-Month
73.33"
(1,862.58mm)
74.37"
(1,889.00mm)
-1.04"
(-26.42mm)
44th Driest Driest since: 1977 1937
78th Wettest Wettest since: 1976 2012
Mar 1973–Feb 1978
60-Month
93.41"
(2,372.61mm)
92.95"
(2,360.93mm)
0.46"
(11.68mm)
51st Driest Driest since: 1977 1938
70th Wettest Wettest since: 1976 2012

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published November 2019, retrieved on December 9, 2019 from https://www.ncdc.noaa.gov/cag/