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 2019. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, July 2009

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 2009
1-Month
0.49"
(12.45mm)
0.73"
(18.54mm)
-0.24"
(-6.09mm)
45th Driest Driest since: 2008 2018
81st Wettest Wettest since: 2007 1983
Ties: 1896
Jun–Jul 2009
2-Month
2.79"
(70.87mm)
2.45"
(62.23mm)
0.34"
(8.64mm)
86th Driest Driest since: 2008 1919
40th Wettest Wettest since: 1998 1913
May–Jul 2009
3-Month
5.36"
(136.14mm)
4.59"
(116.59mm)
0.77"
(19.55mm)
91st Driest Driest since: 2008 1924
35th Wettest Wettest since: 2005 1948
Apr–Jul 2009
4-Month
7.49"
(190.25mm)
6.95"
(176.53mm)
0.54"
(13.72mm)
86th Driest Driest since: 2008 1924
40th Wettest Wettest since: 2005 1993
Mar–Jul 2009
5-Month
11.43"
(290.32mm)
10.21"
(259.33mm)
1.22"
(30.99mm)
94th Driest Driest since: 2008 1924
32nd Wettest Wettest since: 2005 1993
Feb–Jul 2009
6-Month
13.41"
(340.61mm)
13.82"
(351.03mm)
-0.41"
(-10.42mm)
65th Driest Driest since: 2008 1924
61st Wettest Wettest since: 2005 1904
Ties: 1979
Jan–Jul 2009
7-Month
17.17"
(436.12mm)
18.35"
(466.09mm)
-1.18"
(-29.97mm)
47th Driest Driest since: 2008 1924
79th Wettest Wettest since: 2006 1904
Dec 2008–Jul 2009
8-Month
22.11"
(561.59mm)
22.99"
(583.95mm)
-0.88"
(-22.36mm)
50th Driest Driest since: 2007 1977
75th Wettest Wettest since: 2008 1997
Nov 2008–Jul 2009
9-Month
26.41"
(670.81mm)
27.34"
(694.44mm)
-0.93"
(-23.63mm)
54th Driest Driest since: 2008 1977
71st Wettest Wettest since: 2007 1997
Oct 2008–Jul 2009
10-Month
27.96"
(710.18mm)
29.90"
(759.46mm)
-1.94"
(-49.28mm)
36th Driest Driest since: 2005 1977
89th Wettest Wettest since: 2008 1997
Sep 2008–Jul 2009
11-Month
28.52"
(724.41mm)
31.32"
(795.53mm)
-2.80"
(-71.12mm)
27th Driest Driest since: 2005 1977
98th Wettest Wettest since: 2008 1997
Aug 2008–Jul 2009
12-Month
29.66"
(753.36mm)
32.13"
(816.10mm)
-2.47"
(-62.74mm)
30th Driest Driest since: 2003 1977
95th Wettest Wettest since: 2008 1997
Feb 2008–Jul 2009
18-Month
40.88"
(1,038.35mm)
45.95"
(1,167.13mm)
-5.07"
(-128.78mm)
19th Driest Driest since: 2003 1977
106th Wettest Wettest since: 2008 1997
Aug 2007–Jul 2009
24-Month
60.26"
(1,530.60mm)
64.28"
(1,632.71mm)
-4.02"
(-102.11mm)
31st Driest Driest since: 2005 1930
93rd Wettest Wettest since: 2008 1997
Aug 2006–Jul 2009
36-Month
90.73"
(2,304.54mm)
96.37"
(2,447.80mm)
-5.64"
(-143.26mm)
30th Driest Driest since: 2005 1931
93rd Wettest Wettest since: 2008 1997
Aug 2005–Jul 2009
48-Month
126.69"
(3,217.93mm)
128.41"
(3,261.61mm)
-1.72"
(-43.68mm)
55th Driest Driest since: 2007 1931
67th Wettest Wettest since: 2008 1999
Aug 2004–Jul 2009
60-Month
156.62"
(3,978.15mm)
160.38"
(4,073.65mm)
-3.76"
(-95.50mm)
45th Driest Driest since: 2007 1933
76th Wettest Wettest since: 2008 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published August 2019, retrieved on August 22, 2019 from https://www.ncdc.noaa.gov/cag/