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 2020. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, April 1917

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
April 1917
1-Month
3.74"
(95.00mm)
2.36"
(59.94mm)
1.38"
(35.06mm)
117th Driest Driest since: 1916 1977
10th Wettest Wettest since: 1896 1937
Ties: 1955
Mar–Apr 1917
2-Month
7.42"
(188.47mm)
5.62"
(142.75mm)
1.80"
(45.72mm)
109th Driest Driest since: 1915 1924
18th Wettest Wettest since: 1916 1904
Feb–Apr 1917
3-Month
10.87"
(276.10mm)
9.23"
(234.44mm)
1.64"
(41.66mm)
96th Driest Driest since: 1915 1911
31st Wettest Wettest since: 1916 1904
Jan–Apr 1917
4-Month
14.00"
(355.60mm)
13.75"
(349.25mm)
0.25"
(6.35mm)
68th Driest Driest since: 1915 1977
59th Wettest Wettest since: 1916 1904
Dec 1916–Apr 1917
5-Month
18.07"
(458.98mm)
18.40"
(467.36mm)
-0.33"
(-8.38mm)
59th Driest Driest since: 1915 1977
67th Wettest Wettest since: 1916 1997
Nov 1916–Apr 1917
6-Month
21.67"
(550.42mm)
22.75"
(577.85mm)
-1.08"
(-27.43mm)
51st Driest Driest since: 1915 1977
75th Wettest Wettest since: 1916 1974
Oct 1916–Apr 1917
7-Month
23.11"
(586.99mm)
25.31"
(642.87mm)
-2.20"
(-55.88mm)
37th Driest Driest since: 1915 1977
89th Wettest Wettest since: 1916 1974
Sep 1916–Apr 1917
8-Month
23.91"
(607.31mm)
26.73"
(678.94mm)
-2.82"
(-71.63mm)
30th Driest Driest since: 1915 1977
96th Wettest Wettest since: 1916 1974
Aug 1916–Apr 1917
9-Month
24.49"
(622.05mm)
27.53"
(699.26mm)
-3.04"
(-77.21mm)
30th Driest Driest since: 1915 1977
96th Wettest Wettest since: 1916 1974
Jul 1916–Apr 1917
10-Month
26.22"
(665.99mm)
28.26"
(717.80mm)
-2.04"
(-51.81mm)
40th Driest Driest since: 1915 1977
86th Wettest Wettest since: 1916 1974
Jun 1916–Apr 1917
11-Month
28.18"
(715.77mm)
29.99"
(761.75mm)
-1.81"
(-45.98mm)
42nd Driest Driest since: 1915 1977
84th Wettest Wettest since: 1916 1974
May 1916–Apr 1917
12-Month
30.44"
(773.18mm)
32.13"
(816.10mm)
-1.69"
(-42.92mm)
42nd Driest Driest since: 1915 1977
84th Wettest Wettest since: 1916 1997
Nov 1915–Apr 1917
18-Month
59.67"
(1,515.62mm)
54.88"
(1,393.95mm)
4.79"
(121.67mm)
101st Driest Driest since: 1916 1930
24th Wettest Wettest since: 1904 1997
May 1915–Apr 1917
24-Month
69.59"
(1,767.59mm)
64.29"
(1,632.97mm)
5.30"
(134.62mm)
102nd Driest Driest since: 1916 1930
23rd Wettest Wettest since: 1904 1997
Ties: 1898
May 1914–Apr 1917
36-Month
95.54"
(2,426.72mm)
96.34"
(2,447.04mm)
-0.80"
(-20.32mm)
61st Driest Driest since: 1915 1931
63rd Wettest Wettest since: 1916 1997
May 1913–Apr 1917
48-Month
129.70"
(3,294.38mm)
128.37"
(3,260.60mm)
1.33"
(33.78mm)
70th Driest Driest since: 1915 1932
53rd Wettest Wettest since: 1916 1999
May 1912–Apr 1917
60-Month
161.73"
(4,107.94mm)
160.35"
(4,072.89mm)
1.38"
(35.05mm)
66th Driest Driest since: 1915 1933
56th Wettest Wettest since: 1916 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2020, retrieved on June 4, 2020 from https://www.ncdc.noaa.gov/cag/