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, December 2010

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 2010
1-Month
6.29"
(159.77mm)
4.63"
(117.60mm)
1.66"
(42.17mm)
110th Driest Driest since: 2009 1976
15th Wettest Wettest since: 2005 1964
Ties: 1902
Nov–Dec 2010
2-Month
10.69"
(271.53mm)
8.97"
(227.84mm)
1.72"
(43.69mm)
93rd Driest Driest since: 2009 1976
32nd Wettest Wettest since: 2006 1996
Oct–Dec 2010
3-Month
14.10"
(358.14mm)
11.51"
(292.35mm)
2.59"
(65.79mm)
101st Driest Driest since: 2009 1976
24th Wettest Wettest since: 2006 1996
Sep–Dec 2010
4-Month
15.96"
(405.38mm)
12.93"
(328.42mm)
3.03"
(76.96mm)
103rd Driest Driest since: 2009 1976
22nd Wettest Wettest since: 1998 1996
Aug–Dec 2010
5-Month
16.60"
(421.64mm)
13.73"
(348.74mm)
2.87"
(72.90mm)
99th Driest Driest since: 2009 1936
26th Wettest Wettest since: 1998 1996
Jul–Dec 2010
6-Month
16.98"
(431.29mm)
14.46"
(367.28mm)
2.52"
(64.01mm)
97th Driest Driest since: 2009 1936
28th Wettest Wettest since: 1998 1996
Ties: 1902
Jun–Dec 2010
7-Month
20.08"
(510.03mm)
16.18"
(410.97mm)
3.90"
(99.06mm)
110th Driest Driest since: 2009 1976
15th Wettest Wettest since: 1996 1996
Ties: 1984
May–Dec 2010
8-Month
23.36"
(593.34mm)
18.32"
(465.33mm)
5.04"
(128.01mm)
111th Driest Driest since: 2009 1935
14th Wettest Wettest since: 1998 1996
Apr–Dec 2010
9-Month
26.87"
(682.50mm)
20.67"
(525.02mm)
6.20"
(157.48mm)
118th Driest Driest since: 2009 1976
7th Wettest Wettest since: 1996 1996
Mar–Dec 2010
10-Month
29.91"
(759.71mm)
23.93"
(607.82mm)
5.98"
(151.89mm)
116th Driest Driest since: 2009 1976
9th Wettest Wettest since: 1996 1996
Feb–Dec 2010
11-Month
32.20"
(817.88mm)
27.54"
(699.52mm)
4.66"
(118.36mm)
104th Driest Driest since: 2009 1935
21st Wettest Wettest since: 1998 1996
Jan–Dec 2010
12-Month
36.52"
(927.61mm)
32.07"
(814.58mm)
4.45"
(113.03mm)
103rd Driest Driest since: 2009 1929
22nd Wettest Wettest since: 2006 1996
Jul 2009–Dec 2010
18-Month
49.20"
(1,249.68mm)
46.58"
(1,183.13mm)
2.62"
(66.55mm)
89th Driest Driest since: 2009 1929
35th Wettest Wettest since: 2006 1996
Jan 2009–Dec 2010
24-Month
65.88"
(1,673.35mm)
64.19"
(1,630.43mm)
1.69"
(42.92mm)
71st Driest Driest since: 2009 1930
53rd Wettest Wettest since: 2006 1996
Jan 2008–Dec 2010
36-Month
94.65"
(2,404.11mm)
96.33"
(2,446.78mm)
-1.68"
(-42.67mm)
48th Driest Driest since: 2009 1930
75th Wettest Wettest since: 2007 1997
Jan 2007–Dec 2010
48-Month
123.52"
(3,137.41mm)
128.33"
(3,259.58mm)
-4.81"
(-122.17mm)
36th Driest Driest since: 2005 1931
86th Wettest Wettest since: 2009 1998
Jan 2006–Dec 2010
60-Month
160.33"
(4,072.38mm)
160.34"
(4,072.64mm)
-0.01"
(-0.26mm)
60th Driest Driest since: 2009 1932
61st Wettest Wettest since: 2001 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published November 2019, retrieved on November 17, 2019 from https://www.ncdc.noaa.gov/cag/