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


Northwest Climate Region

Precipitation Rankings, April 2004

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 2004
1-Month
1.57"
(39.88mm)
2.36"
(59.94mm)
-0.79"
(-20.06mm)
22nd Driest Driest since: 1999 1977
104th Wettest Wettest since: 2003 1937
Mar–Apr 2004
2-Month
3.52"
(89.41mm)
5.62"
(142.75mm)
-2.10"
(-53.34mm)
8th Driest Driest since: 1949 1924
118th Wettest Wettest since: 2003 1904
Feb–Apr 2004
3-Month
6.64"
(168.66mm)
9.23"
(234.44mm)
-2.59"
(-65.78mm)
12th Driest Driest since: 1977 1911
114th Wettest Wettest since: 2003 1904
Jan–Apr 2004
4-Month
11.40"
(289.56mm)
13.75"
(349.25mm)
-2.35"
(-59.69mm)
28th Driest Driest since: 2001 1977
98th Wettest Wettest since: 2003 1904
Dec 2003–Apr 2004
5-Month
16.77"
(425.96mm)
18.40"
(467.36mm)
-1.63"
(-41.40mm)
42nd Driest Driest since: 2001 1977
83rd Wettest Wettest since: 2003 1997
Nov 2003–Apr 2004
6-Month
20.78"
(527.81mm)
22.75"
(577.85mm)
-1.97"
(-50.04mm)
39th Driest Driest since: 2001 1977
86th Wettest Wettest since: 2003 1974
Ties: 1936
Oct 2003–Apr 2004
7-Month
23.27"
(591.06mm)
25.31"
(642.87mm)
-2.04"
(-51.81mm)
39th Driest Driest since: 2001 1977
86th Wettest Wettest since: 2003 1974
Sep 2003–Apr 2004
8-Month
24.25"
(615.95mm)
26.73"
(678.94mm)
-2.48"
(-62.99mm)
34th Driest Driest since: 2001 1977
91st Wettest Wettest since: 2003 1974
Aug 2003–Apr 2004
9-Month
24.84"
(630.94mm)
27.53"
(699.26mm)
-2.69"
(-68.32mm)
32nd Driest Driest since: 2001 1977
93rd Wettest Wettest since: 2003 1974
Jul 2003–Apr 2004
10-Month
25.08"
(637.03mm)
28.26"
(717.80mm)
-3.18"
(-80.77mm)
29th Driest Driest since: 2001 1977
96th Wettest Wettest since: 2003 1974
Jun 2003–Apr 2004
11-Month
25.52"
(648.21mm)
29.99"
(761.75mm)
-4.47"
(-113.54mm)
20th Driest Driest since: 2001 1977
105th Wettest Wettest since: 2003 1974
May 2003–Apr 2004
12-Month
27.34"
(694.44mm)
32.13"
(816.10mm)
-4.79"
(-121.66mm)
18th Driest Driest since: 2001 1977
107th Wettest Wettest since: 2003 1997
Nov 2002–Apr 2004
18-Month
51.72"
(1,313.69mm)
54.88"
(1,393.95mm)
-3.16"
(-80.26mm)
36th Driest Driest since: 2002 1930
88th Wettest Wettest since: 2003 1997
May 2002–Apr 2004
24-Month
56.69"
(1,439.93mm)
64.29"
(1,632.97mm)
-7.60"
(-193.04mm)
14th Driest Driest since: 2002 1930
110th Wettest Wettest since: 2003 1997
May 2001–Apr 2004
36-Month
88.77"
(2,254.76mm)
96.34"
(2,447.04mm)
-7.57"
(-192.28mm)
23rd Driest Driest since: 2003 1931
100th Wettest Wettest since: 2001 1997
May 2000–Apr 2004
48-Month
110.90"
(2,816.86mm)
128.37"
(3,260.60mm)
-17.47"
(-443.74mm)
3rd Driest Driest since: 1932 1932
119th Wettest Wettest since: 2003 1999
May 1999–Apr 2004
60-Month
141.26"
(3,588.00mm)
160.35"
(4,072.89mm)
-19.09"
(-484.89mm)
5th Driest Driest since: 1933 1933
116th Wettest Wettest since: 2003 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published November 2019, retrieved on December 5, 2019 from https://www.ncdc.noaa.gov/cag/