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


Wyoming

Precipitation Rankings, April 1978

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
April 1978
1-Month
1.95"
(49.53mm)
1.77"
(44.96mm)
0.18"
(4.57mm)
86th Driest Driest since: 1977 1987
41st Wettest Wettest since: 1976 1900
Mar–Apr 1978
2-Month
2.71"
(68.83mm)
3.03"
(76.96mm)
-0.32"
(-8.13mm)
48th Driest Driest since: 1972 1910
79th Wettest Wettest since: 1977 1941
Feb–Apr 1978
3-Month
4.09"
(103.89mm)
3.99"
(101.35mm)
0.10"
(2.54mm)
72nd Driest Driest since: 1977 1910
55th Wettest Wettest since: 1976 2017
Jan–Apr 1978
4-Month
5.43"
(137.92mm)
5.05"
(128.27mm)
0.38"
(9.65mm)
80th Driest Driest since: 1977 1910
47th Wettest Wettest since: 1975 2017
Dec 1977–Apr 1978
5-Month
6.88"
(174.75mm)
6.07"
(154.18mm)
0.81"
(20.57mm)
96th Driest Driest since: 1977 1931
30th Wettest Wettest since: 1973 2017
Nov 1977–Apr 1978
6-Month
8.10"
(205.74mm)
7.10"
(180.34mm)
1.00"
(25.40mm)
99th Driest Driest since: 1977 1931
27th Wettest Wettest since: 1974 2017
Oct 1977–Apr 1978
7-Month
9.03"
(229.36mm)
8.29"
(210.57mm)
0.74"
(18.79mm)
89th Driest Driest since: 1977 1966, 1977
37th Wettest Wettest since: 1976 2017
Sep 1977–Apr 1978
8-Month
9.88"
(250.95mm)
9.53"
(242.06mm)
0.35"
(8.89mm)
78th Driest Driest since: 1977 1977
48th Wettest Wettest since: 1974 2017
Aug 1977–Apr 1978
9-Month
11.60"
(294.64mm)
10.60"
(269.24mm)
1.00"
(25.40mm)
93rd Driest Driest since: 1977 1977
33rd Wettest Wettest since: 1974 2017
Jul 1977–Apr 1978
10-Month
13.53"
(343.66mm)
11.89"
(302.01mm)
1.64"
(41.65mm)
106th Driest Driest since: 1977 1977
20th Wettest Wettest since: 1974 2017
Ties: 1971
Jun 1977–Apr 1978
11-Month
14.59"
(370.59mm)
13.71"
(348.23mm)
0.88"
(22.36mm)
91st Driest Driest since: 1977 1934
35th Wettest Wettest since: 1974 1999
Ties: 1949
May 1977–Apr 1978
12-Month
16.74"
(425.20mm)
15.91"
(404.11mm)
0.83"
(21.09mm)
80th Driest Driest since: 1977 2013
46th Wettest Wettest since: 1976 1999
Ties: 1926
Nov 1976–Apr 1978
18-Month
21.50"
(546.10mm)
23.03"
(584.96mm)
-1.53"
(-38.86mm)
35th Driest Driest since: 1977 1961
90th Wettest Wettest since: 1976 1996, 2017
May 1976–Apr 1978
24-Month
29.95"
(760.73mm)
31.85"
(808.99mm)
-1.90"
(-48.26mm)
35th Driest Driest since: 1962 1961
90th Wettest Wettest since: 1977 1999
May 1975–Apr 1978
36-Month
46.79"
(1,188.47mm)
47.76"
(1,213.10mm)
-0.97"
(-24.63mm)
53rd Driest Driest since: 1977 2003
71st Wettest Wettest since: 1976 1929
May 1974–Apr 1978
48-Month
60.13"
(1,527.30mm)
63.62"
(1,615.95mm)
-3.49"
(-88.65mm)
32nd Driest Driest since: 1963 2004
91st Wettest Wettest since: 1977 1999
May 1973–Apr 1978
60-Month
77.76"
(1,975.10mm)
79.48"
(2,018.79mm)
-1.72"
(-43.69mm)
48th Driest Driest since: 1965 2004
74th Wettest Wettest since: 1977 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 24, 2021 from https://www.ncdc.noaa.gov/cag/