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 June 2021. For more information, please see Climatological Rankings.


West Climate Region

Precipitation Rankings, April 2019

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
April 2019
1-Month
1.23"
(31.24mm)
1.33"
(33.78mm)
-0.10"
(-2.54mm)
65th Driest Driest since: 2015 1909
63rd Wettest Wettest since: 2018 1935
Ties: 1976
Mar–Apr 2019
2-Month
4.48"
(113.79mm)
3.67"
(93.22mm)
0.81"
(20.57mm)
94th Driest Driest since: 2017 2008
34th Wettest Wettest since: 2018 1983
Ties: 1918
Feb–Apr 2019
3-Month
10.51"
(266.95mm)
6.39"
(162.31mm)
4.12"
(104.64mm)
119th Driest Driest since: 2018 1997
9th Wettest Wettest since: 1998 1983
Jan–Apr 2019
4-Month
14.13"
(358.90mm)
9.37"
(238.00mm)
4.76"
(120.90mm)
114th Driest Driest since: 2018 2013
14th Wettest Wettest since: 2017 1995
Dec 2018–Apr 2019
5-Month
15.92"
(404.37mm)
11.92"
(302.77mm)
4.00"
(101.60mm)
109th Driest Driest since: 2018 1977
18th Wettest Wettest since: 2017 1978
Nov 2018–Apr 2019
6-Month
17.90"
(454.66mm)
13.79"
(350.27mm)
4.11"
(104.39mm)
109th Driest Driest since: 2018 1977
18th Wettest Wettest since: 2017 1983
Oct 2018–Apr 2019
7-Month
18.76"
(476.50mm)
14.82"
(376.43mm)
3.94"
(100.07mm)
108th Driest Driest since: 2018 1977
19th Wettest Wettest since: 2017 1983
Ties: 1986
Sep 2018–Apr 2019
8-Month
18.81"
(477.77mm)
15.31"
(388.87mm)
3.50"
(88.90mm)
102nd Driest Driest since: 2018 1977
25th Wettest Wettest since: 2017 1983
Aug 2018–Apr 2019
9-Month
18.92"
(480.57mm)
15.70"
(398.78mm)
3.22"
(81.79mm)
101st Driest Driest since: 2018 1977
26th Wettest Wettest since: 2017 1983
Jul 2018–Apr 2019
10-Month
19.34"
(491.24mm)
16.03"
(407.16mm)
3.31"
(84.08mm)
103rd Driest Driest since: 2018 2021
24th Wettest Wettest since: 2017 1983
Jun 2018–Apr 2019
11-Month
19.44"
(493.78mm)
16.52"
(419.61mm)
2.92"
(74.17mm)
100th Driest Driest since: 2018 2021
27th Wettest Wettest since: 2017 1983
May 2018–Apr 2019
12-Month
20.44"
(519.18mm)
17.44"
(442.98mm)
3.00"
(76.20mm)
101st Driest Driest since: 2018 1977
26th Wettest Wettest since: 2017 1983
Nov 2017–Apr 2019
18-Month
30.96"
(786.38mm)
31.22"
(792.99mm)
-0.26"
(-6.61mm)
63rd Driest Driest since: 2016 1977
63rd Wettest Wettest since: 2018 1983
May 2017–Apr 2019
24-Month
33.45"
(849.63mm)
34.90"
(886.46mm)
-1.45"
(-36.83mm)
54th Driest Driest since: 2016 1977
72nd Wettest Wettest since: 2018 1983
May 2016–Apr 2019
36-Month
59.29"
(1,505.97mm)
52.30"
(1,328.42mm)
6.99"
(177.55mm)
106th Driest Driest since: 2018 1931
19th Wettest Wettest since: 2006 1984
May 2015–Apr 2019
48-Month
78.97"
(2,005.84mm)
69.56"
(1,766.82mm)
9.41"
(239.02mm)
105th Driest Driest since: 2018 2015
19th Wettest Wettest since: 2000 1998
May 2014–Apr 2019
60-Month
92.17"
(2,341.12mm)
86.83"
(2,205.48mm)
5.34"
(135.64mm)
92nd Driest Driest since: 2018 1933
31st Wettest Wettest since: 2001 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published July 2021, retrieved on July 25, 2021 from https://www.ncdc.noaa.gov/cag/