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 April 2022. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, January 1899

View Period (Months):All12345678910111218243648
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
January 1899
1-Month
5.22"
(132.59mm)
4.53"
(115.06mm)
0.69"
(17.53mm)
91st Driest Driest since: 1898 1985
38th Wettest Wettest since: 1896 1953
Dec 1898–Jan 1899
2-Month
7.83"
(198.88mm)
9.17"
(232.92mm)
-1.34"
(-34.04mm)
44th Driest Driest to Date 1977
84th Wettest Wettest since: 1898 1965
Nov 1898–Jan 1899
3-Month
12.36"
(313.94mm)
13.53"
(343.66mm)
-1.17"
(-29.72mm)
47th Driest Driest to Date 1977
81st Wettest Wettest since: 1898 1974
Oct 1898–Jan 1899
4-Month
14.14"
(359.16mm)
16.08"
(408.43mm)
-1.94"
(-49.27mm)
37th Driest Driest to Date 1977
91st Wettest Wettest since: 1898 1997
Sep 1898–Jan 1899
5-Month
15.61"
(396.49mm)
17.50"
(444.50mm)
-1.89"
(-48.01mm)
40th Driest Driest to Date 1977
88th Wettest Wettest since: 1898 1974
Aug 1898–Jan 1899
6-Month
16.07"
(408.18mm)
18.31"
(465.07mm)
-2.24"
(-56.89mm)
34th Driest Driest to Date 1977
94th Wettest Wettest since: 1898 1974
Jul 1898–Jan 1899
7-Month
16.67"
(423.42mm)
19.04"
(483.62mm)
-2.37"
(-60.20mm)
34th Driest Driest to Date 1977
94th Wettest Wettest since: 1898 1956
Jun 1898–Jan 1899
8-Month
18.23"
(463.04mm)
20.76"
(527.30mm)
-2.53"
(-64.26mm)
35th Driest Driest to Date 1977
93rd Wettest Wettest since: 1898 1956
May 1898–Jan 1899
9-Month
20.52"
(521.21mm)
22.91"
(581.91mm)
-2.39"
(-60.70mm)
33rd Driest Driest to Date 1977
95th Wettest Wettest since: 1898 1997
Apr 1898–Jan 1899
10-Month
21.94"
(557.28mm)
25.27"
(641.86mm)
-3.33"
(-84.58mm)
27th Driest Driest to Date 1977
101st Wettest Wettest since: 1898 1997
Mar 1898–Jan 1899
11-Month
23.72"
(602.49mm)
28.53"
(724.66mm)
-4.81"
(-122.17mm)
17th Driest Driest to Date 1977
111th Wettest Wettest since: 1898 1997
Feb 1898–Jan 1899
12-Month
27.75"
(704.85mm)
32.13"
(816.10mm)
-4.38"
(-111.25mm)
24th Driest Driest to Date 1977
104th Wettest Wettest since: 1898 1997
Aug 1897–Jan 1899
18-Month
47.60"
(1,209.04mm)
50.47"
(1,281.94mm)
-2.87"
(-72.90mm)
46th Driest Driest to Date 1930
81st Wettest Wettest since: 1898 1997
Feb 1897–Jan 1899
24-Month
63.54"
(1,613.92mm)
64.28"
(1,632.71mm)
-0.74"
(-18.79mm)
58th Driest Driest to Date 1931
69th Wettest Wettest since: 1898 1997
Feb 1896–Jan 1899
36-Month
99.77"
(2,534.16mm)
96.31"
(2,446.27mm)
3.46"
(87.89mm)
87th Driest Driest to Date 1931
39th Wettest Wettest since: 1898 1998
Feb 1895–Jan 1899
48-Month
128.35"
(3,260.09mm)
128.35"
(3,260.09mm)
0.00"
(0.00mm)
68th Driest Driest to Date 1932
57th Wettest Wettest to Date 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2022, retrieved on May 18, 2022 from https://www.ncdc.noaa.gov/cag/