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


West Climate Region

Precipitation Rankings, April 1940

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
April 1940
1-Month
1.35"
(34.29mm)
1.33"
(33.78mm)
0.02"
(0.51mm)
75th Driest Driest since: 1939 1909
51st Wettest Wettest since: 1938 1935
Ties: 1932
Mar–Apr 1940
2-Month
3.91"
(99.31mm)
3.67"
(93.22mm)
0.24"
(6.09mm)
78th Driest Driest since: 1939 2008
48th Wettest Wettest since: 1938 1983
Feb–Apr 1940
3-Month
9.21"
(233.93mm)
6.39"
(162.31mm)
2.82"
(71.62mm)
110th Driest Driest since: 1939 1997
16th Wettest Wettest since: 1938 1983
Jan–Apr 1940
4-Month
14.26"
(362.20mm)
9.37"
(238.00mm)
4.89"
(124.20mm)
113th Driest Driest since: 1939 2013
13th Wettest Wettest since: 1938 1995
Dec 1939–Apr 1940
5-Month
16.24"
(412.50mm)
11.92"
(302.77mm)
4.32"
(109.73mm)
109th Driest Driest since: 1939 1977
16th Wettest Wettest since: 1938 1978
Nov 1939–Apr 1940
6-Month
16.63"
(422.40mm)
13.79"
(350.27mm)
2.84"
(72.13mm)
94th Driest Driest since: 1939 1977
31st Wettest Wettest since: 1938 1983
Oct 1939–Apr 1940
7-Month
17.76"
(451.10mm)
14.82"
(376.43mm)
2.94"
(74.67mm)
95th Driest Driest since: 1939 1977
30th Wettest Wettest since: 1938 1983
Sep 1939–Apr 1940
8-Month
18.96"
(481.58mm)
15.31"
(388.87mm)
3.65"
(92.71mm)
104th Driest Driest since: 1939 1977
21st Wettest Wettest since: 1938 1983
Aug 1939–Apr 1940
9-Month
19.29"
(489.97mm)
15.70"
(398.78mm)
3.59"
(91.19mm)
103rd Driest Driest since: 1939 1977
22nd Wettest Wettest since: 1938 1983
Jul 1939–Apr 1940
10-Month
19.69"
(500.13mm)
16.03"
(407.16mm)
3.66"
(92.97mm)
103rd Driest Driest since: 1939 1977
22nd Wettest Wettest since: 1938 1983
Jun 1939–Apr 1940
11-Month
19.86"
(504.44mm)
16.52"
(419.61mm)
3.34"
(84.83mm)
101st Driest Driest since: 1939 1977
24th Wettest Wettest since: 1938 1983
May 1939–Apr 1940
12-Month
20.76"
(527.30mm)
17.44"
(442.98mm)
3.32"
(84.32mm)
101st Driest Driest since: 1939 1977
24th Wettest Wettest since: 1938 1983
Nov 1938–Apr 1940
18-Month
30.09"
(764.29mm)
31.22"
(792.99mm)
-1.13"
(-28.70mm)
53rd Driest Driest since: 1935 1977
71st Wettest Wettest since: 1939 1983
May 1938–Apr 1940
24-Month
34.15"
(867.41mm)
34.90"
(886.46mm)
-0.75"
(-19.05mm)
55th Driest Driest since: 1935 1977
69th Wettest Wettest since: 1939 1983
May 1937–Apr 1940
36-Month
58.52"
(1,486.41mm)
52.30"
(1,328.42mm)
6.22"
(157.99mm)
96th Driest Driest since: 1939 1931
27th Wettest Wettest since: 1938 1984
May 1936–Apr 1940
48-Month
77.59"
(1,970.79mm)
69.56"
(1,766.82mm)
8.03"
(203.97mm)
99th Driest Driest since: 1939 2015
23rd Wettest Wettest since: 1938 1998
May 1935–Apr 1940
60-Month
94.11"
(2,390.39mm)
86.83"
(2,205.48mm)
7.28"
(184.91mm)
98th Driest Driest since: 1939 1933
23rd Wettest Wettest since: 1911 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 18, 2020 from https://www.ncdc.noaa.gov/cag/