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.


Wyoming

Precipitation Rankings, December 1940

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 1940
1-Month
0.64"
(16.26mm)
1.01"
(25.65mm)
-0.37"
(-9.39mm)
17th Driest Driest since: 1939 1986
108th Wettest Wettest since: 1938 1964, 1996
Ties: 1912
Nov–Dec 1940
2-Month
1.86"
(47.24mm)
2.05"
(52.07mm)
-0.19"
(-4.83mm)
52nd Driest Driest since: 1939 1914
73rd Wettest Wettest since: 1938 1983
Oct–Dec 1940
3-Month
3.02"
(76.71mm)
3.24"
(82.30mm)
-0.22"
(-5.59mm)
46th Driest Driest since: 1939 1976
79th Wettest Wettest since: 1938 1942
Sep–Dec 1940
4-Month
5.45"
(138.43mm)
4.48"
(113.79mm)
0.97"
(24.64mm)
101st Driest Driest since: 1939 1952
24th Wettest Wettest since: 1927 2013
Ties: 1925
Aug–Dec 1940
5-Month
5.93"
(150.62mm)
5.55"
(140.97mm)
0.38"
(9.65mm)
82nd Driest Driest since: 1939 1904
43rd Wettest Wettest since: 1938 1923
Ties: 1978
Jul–Dec 1940
6-Month
6.99"
(177.55mm)
6.83"
(173.48mm)
0.16"
(4.07mm)
70th Driest Driest since: 1939 1939
55th Wettest Wettest since: 1938 1923
Jun–Dec 1940
7-Month
8.35"
(212.09mm)
8.67"
(220.22mm)
-0.32"
(-8.13mm)
57th Driest Driest since: 1939 1935
68th Wettest Wettest since: 1938 1923
May–Dec 1940
8-Month
9.19"
(233.43mm)
10.88"
(276.35mm)
-1.69"
(-42.92mm)
33rd Driest Driest since: 1939 1900
92nd Wettest Wettest since: 1938 1923
Apr–Dec 1940
9-Month
12.24"
(310.90mm)
12.66"
(321.56mm)
-0.42"
(-10.66mm)
51st Driest Driest since: 1939 1954
74th Wettest Wettest since: 1938 1941
Mar–Dec 1940
10-Month
13.33"
(338.58mm)
13.91"
(353.31mm)
-0.58"
(-14.73mm)
52nd Driest Driest since: 1939 2012
73rd Wettest Wettest since: 1938 1941
Ties: 1895
Feb–Dec 1940
11-Month
14.56"
(369.82mm)
14.88"
(377.95mm)
-0.32"
(-8.13mm)
55th Driest Driest since: 1939 2012
70th Wettest Wettest since: 1938 1941
Jan–Dec 1940
12-Month
16.17"
(410.72mm)
15.94"
(404.88mm)
0.23"
(5.84mm)
66th Driest Driest since: 1939 2012
59th Wettest Wettest since: 1938 1927
Jul 1939–Dec 1940
18-Month
20.07"
(509.78mm)
22.77"
(578.36mm)
-2.70"
(-68.58mm)
25th Driest Driest since: 1939 1934
99th Wettest Wettest since: 1938 1927
Jan 1939–Dec 1940
24-Month
27.43"
(696.72mm)
31.87"
(809.50mm)
-4.44"
(-112.78mm)
16th Driest Driest since: 1935 2002
108th Wettest Wettest since: 1939 1983
Jan 1938–Dec 1940
36-Month
44.54"
(1,131.32mm)
47.82"
(1,214.63mm)
-3.28"
(-83.31mm)
31st Driest Driest since: 1936 2002
92nd Wettest Wettest since: 1939 1947
Jan 1937–Dec 1940
48-Month
62.62"
(1,590.55mm)
63.72"
(1,618.49mm)
-1.10"
(-27.94mm)
58th Driest Driest since: 1939 2003
64th Wettest Wettest since: 1938 1998
Ties: 1987
Jan 1936–Dec 1940
60-Month
78.51"
(1,994.15mm)
79.58"
(2,021.33mm)
-1.07"
(-27.18mm)
56th Driest Driest since: 1939 1935
65th Wettest Wettest since: 1931 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 18, 2019 from https://www.ncdc.noaa.gov/cag/