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


Northwest 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
(1895-2019)
Wettest/Driest
Since
Record
April 2019
1-Month
3.89"
(98.81mm)
2.36"
(59.94mm)
1.53"
(38.87mm)
121st Driest Driest since: 2018 1977
5th Wettest Wettest since: 1996 1937
Mar–Apr 2019
2-Month
5.55"
(140.97mm)
5.62"
(142.75mm)
-0.07"
(-1.78mm)
66th Driest Driest since: 2015 1924
60th Wettest Wettest since: 2018 1904
Feb–Apr 2019
3-Month
10.86"
(275.84mm)
9.23"
(234.44mm)
1.63"
(41.40mm)
94th Driest Driest since: 2018 1911
32nd Wettest Wettest since: 2017 1904
Jan–Apr 2019
4-Month
14.19"
(360.43mm)
13.75"
(349.25mm)
0.44"
(11.18mm)
72nd Driest Driest since: 2015 1977
54th Wettest Wettest since: 2018 1904
Dec 2018–Apr 2019
5-Month
18.63"
(473.20mm)
18.40"
(467.36mm)
0.23"
(5.84mm)
71st Driest Driest since: 2018 1977
54th Wettest Wettest since: 2017 1997
Nov 2018–Apr 2019
6-Month
21.91"
(556.51mm)
22.75"
(577.85mm)
-0.84"
(-21.34mm)
54th Driest Driest since: 2015 1977
71st Wettest Wettest since: 2018 1974
Oct 2018–Apr 2019
7-Month
24.39"
(619.51mm)
25.31"
(642.87mm)
-0.92"
(-23.36mm)
47th Driest Driest since: 2015 1977
78th Wettest Wettest since: 2018 1974
Sep 2018–Apr 2019
8-Month
25.00"
(635.00mm)
26.73"
(678.94mm)
-1.73"
(-43.94mm)
41st Driest Driest since: 2015 1977
84th Wettest Wettest since: 2018 1974
Aug 2018–Apr 2019
9-Month
25.34"
(643.64mm)
27.53"
(699.26mm)
-2.19"
(-55.62mm)
36th Driest Driest since: 2013 1977
89th Wettest Wettest since: 2018 1974
Jul 2018–Apr 2019
10-Month
25.45"
(646.43mm)
28.26"
(717.80mm)
-2.81"
(-71.37mm)
32nd Driest Driest since: 2009 1977
93rd Wettest Wettest since: 2018 1974
Jun 2018–Apr 2019
11-Month
26.81"
(680.97mm)
29.99"
(761.75mm)
-3.18"
(-80.78mm)
29th Driest Driest since: 2009 1977
96th Wettest Wettest since: 2018 1974
May 2018–Apr 2019
12-Month
28.44"
(722.38mm)
32.13"
(816.10mm)
-3.69"
(-93.72mm)
30th Driest Driest since: 2009 1977
95th Wettest Wettest since: 2018 1997
Nov 2017–Apr 2019
18-Month
51.36"
(1,304.54mm)
54.88"
(1,393.95mm)
-3.52"
(-89.41mm)
31st Driest Driest since: 2015 1930
93rd Wettest Wettest since: 2018 1997
May 2017–Apr 2019
24-Month
59.86"
(1,520.44mm)
64.29"
(1,632.97mm)
-4.43"
(-112.53mm)
31st Driest Driest since: 2010 1930
93rd Wettest Wettest since: 2018 1997
May 2016–Apr 2019
36-Month
100.79"
(2,560.07mm)
96.34"
(2,447.04mm)
4.45"
(113.03mm)
93rd Driest Driest since: 2016 1931
30th Wettest Wettest since: 2018 1997
May 2015–Apr 2019
48-Month
136.11"
(3,457.19mm)
128.37"
(3,260.60mm)
7.74"
(196.59mm)
104th Driest Driest since: 2016 1932
18th Wettest Wettest since: 2018 1999
May 2014–Apr 2019
60-Month
165.98"
(4,215.89mm)
160.35"
(4,072.89mm)
5.63"
(143.00mm)
90th Driest Driest since: 2016 1933
31st Wettest Wettest since: 2018 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published December 2019, retrieved on December 15, 2019 from https://www.ncdc.noaa.gov/cag/