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


West Climate Region

Precipitation Rankings, May 1939

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1939
1-Month
0.90"
(22.86mm)
0.92"
(23.37mm)
-0.02"
(-0.51mm)
73rd Driest Driest since: 1938 1924
53rd Wettest Wettest since: 1938 1998
Ties: 1938, 1988
Apr–May 1939
2-Month
1.66"
(42.16mm)
2.26"
(57.40mm)
-0.60"
(-15.24mm)
41st Driest Driest since: 1937 1909
85th Wettest Wettest since: 1938 1896
Mar–May 1939
3-Month
3.64"
(92.46mm)
4.59"
(116.59mm)
-0.95"
(-24.13mm)
44th Driest Driest since: 1936 2008
82nd Wettest Wettest since: 1938 1995
Feb–May 1939
4-Month
5.13"
(130.30mm)
7.31"
(185.67mm)
-2.18"
(-55.37mm)
28th Driest Driest since: 1934 1997
98th Wettest Wettest since: 1938 1998
Jan–May 1939
5-Month
7.35"
(186.69mm)
10.29"
(261.37mm)
-2.94"
(-74.68mm)
25th Driest Driest since: 1934 2013
101st Wettest Wettest since: 1938 1998
Dec 1938–May 1939
6-Month
9.22"
(234.19mm)
12.84"
(326.14mm)
-3.62"
(-91.95mm)
22nd Driest Driest since: 1934 1924
103rd Wettest Wettest since: 1938 1995
Nov 1938–May 1939
7-Month
10.23"
(259.84mm)
14.71"
(373.63mm)
-4.48"
(-113.79mm)
17th Driest Driest since: 1934 1977
108th Wettest Wettest since: 1938 1995
Oct 1938–May 1939
8-Month
11.76"
(298.70mm)
15.74"
(399.80mm)
-3.98"
(-101.10mm)
23rd Driest Driest since: 1934 1977
102nd Wettest Wettest since: 1938 1983
Ties: 2015
Sep 1938–May 1939
9-Month
12.12"
(307.85mm)
16.23"
(412.24mm)
-4.11"
(-104.39mm)
19th Driest Driest since: 1934 1924
106th Wettest Wettest since: 1938 1983
Aug 1938–May 1939
10-Month
12.47"
(316.74mm)
16.62"
(422.15mm)
-4.15"
(-105.41mm)
21st Driest Driest since: 1934 1924
104th Wettest Wettest since: 1938 1983
Ties: 1950
Jul 1938–May 1939
11-Month
12.92"
(328.17mm)
16.95"
(430.53mm)
-4.03"
(-102.36mm)
23rd Driest Driest since: 1934 1924
102nd Wettest Wettest since: 1938 1983
Jun 1938–May 1939
12-Month
13.39"
(340.11mm)
17.44"
(442.98mm)
-4.05"
(-102.87mm)
25th Driest Driest since: 1934 1924
100th Wettest Wettest since: 1938 1983
Dec 1937–May 1939
18-Month
33.33"
(846.58mm)
30.25"
(768.35mm)
3.08"
(78.23mm)
89th Driest Driest since: 1937 1977
35th Wettest Wettest since: 1938 1983
Jun 1937–May 1939
24-Month
38.25"
(971.55mm)
34.89"
(886.21mm)
3.36"
(85.34mm)
94th Driest Driest since: 1937 1977
30th Wettest Wettest since: 1938 1983
Jun 1936–May 1939
36-Month
57.13"
(1,451.10mm)
52.30"
(1,328.42mm)
4.83"
(122.68mm)
91st Driest Driest since: 1937 2014
32nd Wettest Wettest since: 1938 1984
Jun 1935–May 1939
48-Month
73.56"
(1,868.42mm)
69.56"
(1,766.82mm)
4.00"
(101.60mm)
89th Driest Driest since: 1937 2015
33rd Wettest Wettest since: 1938 1998
Jun 1934–May 1939
60-Month
93.50"
(2,374.90mm)
86.83"
(2,205.48mm)
6.67"
(169.42mm)
94th Driest Driest since: 1938 1933
27th Wettest Wettest since: 1911 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2019, retrieved on September 20, 2019 from https://www.ncdc.noaa.gov/cag/