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


West Climate Region

Precipitation Rankings, May 1931

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1931
1-Month
0.73"
(18.54mm)
0.92"
(23.37mm)
-0.19"
(-4.83mm)
57th Driest Driest since: 1929 1924
70th Wettest Wettest since: 1930 1998
Ties: 1902, 1967, 2008
Apr–May 1931
2-Month
1.83"
(46.48mm)
2.26"
(57.40mm)
-0.43"
(-10.92mm)
50th Driest Driest since: 1929 1909
77th Wettest Wettest since: 1930 1896
Mar–May 1931
3-Month
2.85"
(72.39mm)
4.59"
(116.59mm)
-1.74"
(-44.20mm)
20th Driest Driest since: 1924 2008
107th Wettest Wettest since: 1930 1995
Feb–May 1931
4-Month
4.67"
(118.62mm)
7.31"
(185.67mm)
-2.64"
(-67.05mm)
20th Driest Driest since: 1929 1997
107th Wettest Wettest since: 1930 1998
Jan–May 1931
5-Month
6.96"
(176.78mm)
10.29"
(261.37mm)
-3.33"
(-84.59mm)
23rd Driest Driest since: 1929 2013
104th Wettest Wettest since: 1930 1998
Dec 1930–May 1931
6-Month
7.32"
(185.93mm)
12.84"
(326.14mm)
-5.52"
(-140.21mm)
6th Driest Driest since: 1924 1924
120th Wettest Wettest since: 1930 1995
Nov 1930–May 1931
7-Month
8.97"
(227.84mm)
14.71"
(373.63mm)
-5.74"
(-145.79mm)
5th Driest Driest since: 1924 1977
121st Wettest Wettest since: 1930 1995
Oct 1930–May 1931
8-Month
9.55"
(242.57mm)
15.74"
(399.80mm)
-6.19"
(-157.23mm)
4th Driest Driest since: 1924 1977
122nd Wettest Wettest since: 1930 1983
Sep 1930–May 1931
9-Month
10.22"
(259.59mm)
16.23"
(412.24mm)
-6.01"
(-152.65mm)
5th Driest Driest since: 1924 1924
121st Wettest Wettest since: 1930 1983
Aug 1930–May 1931
10-Month
10.71"
(272.03mm)
16.62"
(422.15mm)
-5.91"
(-150.12mm)
6th Driest Driest since: 1929 1924
120th Wettest Wettest since: 1930 1983
Jul 1930–May 1931
11-Month
10.84"
(275.34mm)
16.95"
(430.53mm)
-6.11"
(-155.19mm)
5th Driest Driest since: 1929 1924
121st Wettest Wettest since: 1930 1983
Jun 1930–May 1931
12-Month
10.96"
(278.38mm)
17.44"
(442.98mm)
-6.48"
(-164.60mm)
5th Driest Driest since: 1929 1924
121st Wettest Wettest since: 1930 1983
Dec 1929–May 1931
18-Month
24.01"
(609.85mm)
30.25"
(768.35mm)
-6.24"
(-158.50mm)
21st Driest Driest since: 1930 1977
104th Wettest Wettest since: 1928 1983
Jun 1929–May 1931
24-Month
26.04"
(661.42mm)
34.89"
(886.21mm)
-8.85"
(-224.79mm)
10th Driest Driest since: 1930 1977
115th Wettest Wettest since: 1928 1983
Jun 1928–May 1931
36-Month
36.80"
(934.72mm)
52.30"
(1,328.42mm)
-15.50"
(-393.70mm)
2nd Driest Driest to Date 2014
122nd Wettest Wettest since: 1930 1984
Jun 1927–May 1931
48-Month
52.04"
(1,321.82mm)
69.56"
(1,766.82mm)
-17.52"
(-445.00mm)
2nd Driest Driest to Date 2015
121st Wettest Wettest since: 1930 1998
Jun 1926–May 1931
60-Month
71.84"
(1,824.74mm)
86.83"
(2,205.48mm)
-14.99"
(-380.74mm)
7th Driest Driest to Date 1933
115th Wettest Wettest since: 1930 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published August 2020, retrieved on August 9, 2020 from https://www.ncdc.noaa.gov/cag/