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 1901

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1901
1-Month
0.29"
(7.37mm)
0.73"
(18.54mm)
-0.44"
(-11.17mm)
18th Driest Driest since: 1899 2018
108th Wettest Wettest since: 1900 1983
Ties: 1899, 2008
Jun–Jul 1901
2-Month
1.52"
(38.61mm)
2.45"
(62.23mm)
-0.93"
(-23.62mm)
24th Driest Driest since: 1899 1919
102nd Wettest Wettest since: 1900 1913
May–Jul 1901
3-Month
3.55"
(90.17mm)
4.59"
(116.59mm)
-1.04"
(-26.42mm)
26th Driest Driest to Date 1924
100th Wettest Wettest since: 1900 1948
Apr–Jul 1901
4-Month
6.04"
(153.42mm)
6.95"
(176.53mm)
-0.91"
(-23.11mm)
39th Driest Driest since: 1898 1924
87th Wettest Wettest since: 1900 1993
Mar–Jul 1901
5-Month
8.70"
(220.98mm)
10.21"
(259.33mm)
-1.51"
(-38.35mm)
28th Driest Driest since: 1898 1924
98th Wettest Wettest since: 1900 1993
Feb–Jul 1901
6-Month
13.50"
(342.90mm)
13.82"
(351.03mm)
-0.32"
(-8.13mm)
70th Driest Driest since: 1900 1924
56th Wettest Wettest since: 1899 1904
Jan–Jul 1901
7-Month
18.65"
(473.71mm)
18.35"
(466.09mm)
0.30"
(7.62mm)
70th Driest Driest since: 1900 1924
56th Wettest Wettest since: 1899 1904
Dec 1900–Jul 1901
8-Month
22.85"
(580.39mm)
22.99"
(583.95mm)
-0.14"
(-3.56mm)
65th Driest Driest since: 1900 1977
60th Wettest Wettest since: 1897 1997
Nov 1900–Jul 1901
9-Month
26.24"
(666.50mm)
27.34"
(694.44mm)
-1.10"
(-27.94mm)
48th Driest Driest to Date 1977
77th Wettest Wettest since: 1900 1997
Oct 1900–Jul 1901
10-Month
30.81"
(782.57mm)
29.90"
(759.46mm)
0.91"
(23.11mm)
78th Driest Driest since: 1900 1977
47th Wettest Wettest since: 1897 1997
Sep 1900–Jul 1901
11-Month
32.41"
(823.21mm)
31.32"
(795.53mm)
1.09"
(27.68mm)
81st Driest Driest since: 1900 1977
44th Wettest Wettest since: 1897 1997
Ties: 1980
Aug 1900–Jul 1901
12-Month
33.30"
(845.82mm)
32.13"
(816.10mm)
1.17"
(29.72mm)
78th Driest Driest since: 1899 1977
47th Wettest Wettest since: 1900 1997
Feb 1900–Jul 1901
18-Month
46.56"
(1,182.62mm)
45.95"
(1,167.13mm)
0.61"
(15.49mm)
69th Driest Driest since: 1899 1977
56th Wettest Wettest since: 1900 1997
Aug 1899–Jul 1901
24-Month
66.93"
(1,700.02mm)
64.28"
(1,632.71mm)
2.65"
(67.31mm)
90th Driest Driest since: 1900 1930
34th Wettest Wettest since: 1898 1997
Aug 1898–Jul 1901
36-Month
97.41"
(2,474.21mm)
96.37"
(2,447.80mm)
1.04"
(26.41mm)
71st Driest Driest since: 1900 1931
52nd Wettest Wettest since: 1899 1997
Aug 1897–Jul 1901
48-Month
128.94"
(3,275.08mm)
128.41"
(3,261.61mm)
0.53"
(13.47mm)
65th Driest Driest to Date 1931
57th Wettest Wettest since: 1900 1999
Aug 1896–Jul 1901
60-Month
165.85"
(4,212.59mm)
160.38"
(4,073.65mm)
5.47"
(138.94mm)
87th Driest Driest to Date 1933
34th Wettest Wettest since: 1900 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published August 2019, retrieved on August 25, 2019 from https://www.ncdc.noaa.gov/cag/