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 2011
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2022) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
January 2011 1-Month |
3.95" (100.33mm) | 4.53" (115.06mm) |
-0.58" (-14.73mm) | 52nd Driest | Driest since: 2009 | 1985 |
| 77th Wettest | Wettest since: 2010 | 1953 | ||||
|
Dec 2010–Jan 2011 2-Month |
10.24" (260.10mm) | 9.17" (232.92mm) |
1.07" (27.18mm) | 88th Driest | Driest since: 2010 | 1977 |
| 40th Wettest | Wettest since: 2008 | 1965 | ||||
|
Nov 2010–Jan 2011 3-Month |
14.64" (371.86mm) | 13.53" (343.66mm) |
1.11" (28.20mm) | 84th Driest | Driest since: 2010 | 1977 |
| 44th Wettest | Wettest since: 2007 | 1974 | ||||
|
Oct 2010–Jan 2011 4-Month |
18.05" (458.47mm) | 16.08" (408.43mm) |
1.97" (50.04mm) | 93rd Driest | Driest since: 2010 | 1977 |
| 35th Wettest | Wettest since: 2006 | 1997 | ||||
|
Sep 2010–Jan 2011 5-Month |
19.91" (505.71mm) | 17.50" (444.50mm) |
2.41" (61.21mm) | 97th Driest | Driest since: 2010 | 1977 |
| 31st Wettest | Wettest since: 2006 | 1974 | ||||
|
Aug 2010–Jan 2011 6-Month |
20.55" (521.97mm) | 18.31" (465.07mm) |
2.24" (56.90mm) | 95th Driest | Driest since: 2010 | 1977 |
| 33rd Wettest | Wettest since: 2006 | 1974 | ||||
|
Jul 2010–Jan 2011 7-Month |
20.93" (531.62mm) | 19.04" (483.62mm) |
1.89" (48.00mm) | 90th Driest | Driest since: 2010 | 1977 |
| 38th Wettest | Wettest since: 2006 | 1956 | ||||
|
Jun 2010–Jan 2011 8-Month |
24.03" (610.36mm) | 20.76" (527.30mm) |
3.27" (83.06mm) | 106th Driest | Driest since: 2010 | 1977 |
| 22nd Wettest | Wettest since: 2006 | 1956 | ||||
|
May 2010–Jan 2011 9-Month |
27.31" (693.67mm) | 22.91" (581.91mm) |
4.40" (111.76mm) | 113th Driest | Driest since: 2010 | 1977 |
| 15th Wettest | Wettest since: 2006 | 1997 | ||||
|
Apr 2010–Jan 2011 10-Month |
30.82" (782.83mm) | 25.27" (641.86mm) |
5.55" (140.97mm) | 117th Driest | Driest since: 2010 | 1977 |
| 11th Wettest | Wettest since: 2006 | 1997 | ||||
|
Mar 2010–Jan 2011 11-Month |
33.86" (860.04mm) | 28.53" (724.66mm) |
5.33" (135.38mm) | 114th Driest | Driest since: 2010 | 1977 |
| 14th Wettest | Wettest since: 2006 | 1997 | ||||
|
Feb 2010–Jan 2011 12-Month |
36.15" (918.21mm) | 32.13" (816.10mm) |
4.02" (102.11mm) | 105th Driest | Driest since: 2010 | 1977 |
| 23rd Wettest | Wettest since: 2006 | 1997 | ||||
|
Aug 2009–Jan 2011 18-Month |
52.66" (1,337.56mm) | 50.47" (1,281.94mm) |
2.19" (55.62mm) | 84th Driest | Driest since: 2010 | 1930 |
| 43rd Wettest | Wettest since: 2007 | 1997 | ||||
|
Feb 2009–Jan 2011 24-Month |
66.07" (1,678.18mm) | 64.28" (1,632.71mm) |
1.79" (45.47mm) | 79th Driest | Driest since: 2010 | 1931 |
| 48th Wettest | Wettest since: 2007 | 1997 | ||||
|
Feb 2008–Jan 2011 36-Month |
93.54" (2,375.92mm) | 96.31" (2,446.27mm) |
-2.77" (-70.35mm) | 47th Driest | Driest since: 2010 | 1931 |
| 79th Wettest | Wettest since: 2008 | 1998 | ||||
|
Feb 2007–Jan 2011 48-Month |
124.60" (3,164.84mm) | 128.35" (3,260.09mm) |
-3.75" (-95.25mm) | 40th Driest | Driest since: 2010 | 1932 |
| 85th Wettest | Wettest since: 2009 | 1999 | ||||
|
Feb 2006–Jan 2011 60-Month |
156.25" (3,968.75mm) | 160.30" (4,071.62mm) |
-4.05" (-102.87mm) | 44th Driest | Driest since: 2009 | 1933 |
| 80th Wettest | Wettest since: 2010 | 2000 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2022, retrieved on May 24, 2022 from https://www.ncdc.noaa.gov/cag/