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, October 2015
View Period (Months):All1234567891011121824364860
Download:
| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
October 2015 1-Month |
2.46" (62.48mm) | 2.54" (64.52mm) |
-0.08" (-2.04mm) | 67th Driest | Driest since: 2013 | 1895 |
| 61st Wettest | Wettest since: 2014 | 2016 | ||||
|
Sep–Oct 2015 2-Month |
3.63" (92.20mm) | 3.96" (100.58mm) |
-0.33" (-8.38mm) | 54th Driest | Driest since: 2011 | 1987 |
| 74th Wettest | Wettest since: 2014 | 2016 | ||||
|
Aug–Oct 2015 3-Month |
4.40" (111.76mm) | 4.76" (120.90mm) |
-0.36" (-9.14mm) | 54th Driest | Driest since: 2012 | 1987 |
| 74th Wettest | Wettest since: 2014 | 2016 | ||||
|
Jul–Oct 2015 4-Month |
5.27" (133.86mm) | 5.49" (139.45mm) |
-0.22" (-5.59mm) | 66th Driest | Driest since: 2012 | 1952 |
| 62nd Wettest | Wettest since: 2014 | 2016 | ||||
| Ties: 1903 | ||||||
|
Jun–Oct 2015 5-Month |
5.82" (147.83mm) | 7.21" (183.13mm) |
-1.39" (-35.30mm) | 30th Driest | Driest since: 2008 | 1917, 2002 |
| 98th Wettest | Wettest since: 2014 | 1947 | ||||
|
May–Oct 2015 6-Month |
8.05" (204.47mm) | 9.35" (237.49mm) |
-1.30" (-33.02mm) | 33rd Driest | Driest since: 2008 | 2002 |
| 95th Wettest | Wettest since: 2014 | 1941 | ||||
|
Apr–Oct 2015 7-Month |
9.56" (242.82mm) | 11.71" (297.43mm) |
-2.15" (-54.61mm) | 20th Driest | Driest since: 2008 | 2002 |
| 108th Wettest | Wettest since: 2014 | 1997 | ||||
|
Mar–Oct 2015 8-Month |
12.26" (311.40mm) | 14.97" (380.24mm) |
-2.71" (-68.84mm) | 22nd Driest | Driest since: 2008 | 1939 |
| 106th Wettest | Wettest since: 2014 | 1997 | ||||
|
Feb–Oct 2015 9-Month |
15.46" (392.68mm) | 18.58" (471.93mm) |
-3.12" (-79.25mm) | 20th Driest | Driest since: 2008 | 1929 |
| 108th Wettest | Wettest since: 2014 | 2017 | ||||
| Ties: 1903 | ||||||
|
Jan–Oct 2015 10-Month |
18.28" (464.31mm) | 23.10" (586.74mm) |
-4.82" (-122.43mm) | 10th Driest | Driest since: 2002 | 1929 |
| 118th Wettest | Wettest since: 2014 | 1950 | ||||
|
Dec 2014–Oct 2015 11-Month |
23.52" (597.41mm) | 27.75" (704.85mm) |
-4.23" (-107.44mm) | 20th Driest | Driest since: 2001 | 1929 |
| 107th Wettest | Wettest since: 2014 | 1997 | ||||
|
Nov 2014–Oct 2015 12-Month |
27.91" (708.91mm) | 32.10" (815.34mm) |
-4.19" (-106.43mm) | 21st Driest | Driest since: 2005 | 1977 |
| 106th Wettest | Wettest since: 2014 | 1997 | ||||
|
May 2014–Oct 2015 18-Month |
37.92" (963.17mm) | 41.48" (1,053.59mm) |
-3.56" (-90.42mm) | 32nd Driest | Driest since: 2008 | 1929 |
| 95th Wettest | Wettest since: 2014 | 1997 | ||||
|
Nov 2013–Oct 2015 24-Month |
59.00" (1,498.60mm) | 64.23" (1,631.44mm) |
-5.23" (-132.84mm) | 22nd Driest | Driest since: 2002 | 1930 |
| 104th Wettest | Wettest since: 2014 | 1997 | ||||
|
Nov 2012–Oct 2015 36-Month |
90.05" (2,287.27mm) | 96.31" (2,446.27mm) |
-6.26" (-159.00mm) | 27th Driest | Driest since: 2003 | 1931 |
| 98th Wettest | Wettest since: 2014 | 1997 | ||||
|
Nov 2011–Oct 2015 48-Month |
123.56" (3,138.42mm) | 128.38" (3,260.85mm) |
-4.82" (-122.43mm) | 37th Driest | Driest since: 2008 | 1931 |
| 87th Wettest | Wettest since: 2014 | 1999 | ||||
|
Nov 2010–Oct 2015 60-Month |
160.39" (4,073.91mm) | 160.37" (4,073.40mm) |
0.02" (0.51mm) | 61st Driest | Driest since: 2009 | 1932 |
| 62nd Wettest | Wettest since: 2014 | 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/