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 July 2019. For more information, please see Climatological Rankings.


Wyoming

Precipitation Rankings, May 1977

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1977
1-Month
2.15"
(54.61mm)
2.21"
(56.13mm)
-0.06"
(-1.52mm)
67th Driest Driest since: 1976 1936
59th Wettest Wettest since: 1975 1908
Apr–May 1977
2-Month
3.44"
(87.38mm)
3.99"
(101.35mm)
-0.55"
(-13.97mm)
42nd Driest Driest since: 1974 1936
84th Wettest Wettest since: 1976 2011
Mar–May 1977
3-Month
4.98"
(126.49mm)
5.24"
(133.10mm)
-0.26"
(-6.61mm)
49th Driest Driest since: 1974 1919
77th Wettest Wettest since: 1976 2011
Ties: 1940
Feb–May 1977
4-Month
5.37"
(136.40mm)
6.21"
(157.73mm)
-0.84"
(-21.33mm)
33rd Driest Driest since: 1974 1966
93rd Wettest Wettest since: 1976 2011
Jan–May 1977
5-Month
6.19"
(157.23mm)
7.27"
(184.66mm)
-1.08"
(-27.43mm)
27th Driest Driest since: 1974 1919
99th Wettest Wettest since: 1976 2011
Ties: 1928
Dec 1976–May 1977
6-Month
6.53"
(165.86mm)
8.28"
(210.31mm)
-1.75"
(-44.45mm)
16th Driest Driest since: 1966 1919
109th Wettest Wettest since: 1976 2011
Nov 1976–May 1977
7-Month
6.91"
(175.51mm)
9.31"
(236.47mm)
-2.40"
(-60.96mm)
10th Driest Driest since: 1966 1919
115th Wettest Wettest since: 1976 2011
Oct 1976–May 1977
8-Month
7.65"
(194.31mm)
10.51"
(266.95mm)
-2.86"
(-72.64mm)
5th Driest Driest since: 1966 1966
120th Wettest Wettest since: 1976 1995
Sep 1976–May 1977
9-Month
8.71"
(221.23mm)
11.75"
(298.45mm)
-3.04"
(-77.22mm)
3rd Driest Driest since: 1966 1934
122nd Wettest Wettest since: 1976 2017
Aug 1976–May 1977
10-Month
9.92"
(251.97mm)
12.81"
(325.37mm)
-2.89"
(-73.40mm)
7th Driest Driest since: 1966 1934
118th Wettest Wettest since: 1976 2017
Jul 1976–May 1977
11-Month
10.97"
(278.64mm)
14.10"
(358.14mm)
-3.13"
(-79.50mm)
5th Driest Driest since: 1960 1934
120th Wettest Wettest since: 1976 1978
Ties: 2002
Jun 1976–May 1977
12-Month
13.39"
(340.11mm)
15.93"
(404.62mm)
-2.54"
(-64.51mm)
16th Driest Driest since: 1961 1934
109th Wettest Wettest since: 1976 1999
Dec 1975–May 1977
18-Month
21.95"
(557.53mm)
24.21"
(614.93mm)
-2.26"
(-57.40mm)
26th Driest Driest since: 1967 1961
98th Wettest Wettest since: 1976 1996
Jun 1975–May 1977
24-Month
29.28"
(743.71mm)
31.86"
(809.24mm)
-2.58"
(-65.53mm)
26th Driest Driest since: 1961 2002
98th Wettest Wettest since: 1976 1999
Jun 1974–May 1977
36-Month
44.54"
(1,131.32mm)
47.75"
(1,212.85mm)
-3.21"
(-81.53mm)
30th Driest Driest since: 1962 2003
93rd Wettest Wettest since: 1976 1929
Jun 1973–May 1977
48-Month
62.20"
(1,579.88mm)
63.62"
(1,615.95mm)
-1.42"
(-36.07mm)
50th Driest Driest since: 1966 2004
72nd Wettest Wettest since: 1976 1999
Jun 1972–May 1977
60-Month
79.00"
(2,006.60mm)
79.48"
(2,018.79mm)
-0.48"
(-12.19mm)
58th Driest Driest since: 1967 2004
63rd Wettest Wettest since: 1976 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2019, retrieved on August 24, 2019 from https://www.ncdc.noaa.gov/cag/