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 August 2020. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, April 1991

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
April 1991
1-Month
3.41"
(86.61mm)
2.36"
(59.94mm)
1.05"
(26.67mm)
111th Driest Driest since: 1990 1977
16th Wettest Wettest since: 1978 1937
Mar–Apr 1991
2-Month
7.28"
(184.91mm)
5.62"
(142.75mm)
1.66"
(42.16mm)
107th Driest Driest since: 1990 1924
20th Wettest Wettest since: 1989 1904
Ties: 1957
Feb–Apr 1991
3-Month
10.00"
(254.00mm)
9.23"
(234.44mm)
0.77"
(19.56mm)
86th Driest Driest since: 1990 1911
41st Wettest Wettest since: 1986 1904
Jan–Apr 1991
4-Month
12.84"
(326.14mm)
13.75"
(349.25mm)
-0.91"
(-23.11mm)
47th Driest Driest since: 1988 1977
80th Wettest Wettest since: 1990 1904
Dec 1990–Apr 1991
5-Month
15.97"
(405.64mm)
18.40"
(467.36mm)
-2.43"
(-61.72mm)
29th Driest Driest since: 1987 1977
97th Wettest Wettest since: 1990 1997
Nov 1990–Apr 1991
6-Month
20.82"
(528.83mm)
22.75"
(577.85mm)
-1.93"
(-49.02mm)
44th Driest Driest since: 1990 1977
82nd Wettest Wettest since: 1989 1974
Oct 1990–Apr 1991
7-Month
24.43"
(620.52mm)
25.31"
(642.87mm)
-0.88"
(-22.35mm)
49th Driest Driest since: 1990 1977
77th Wettest Wettest since: 1989 1974
Sep 1990–Apr 1991
8-Month
24.72"
(627.89mm)
26.73"
(678.94mm)
-2.01"
(-51.05mm)
38th Driest Driest since: 1990 1977
88th Wettest Wettest since: 1989 1974
Aug 1990–Apr 1991
9-Month
26.23"
(666.24mm)
27.53"
(699.26mm)
-1.30"
(-33.02mm)
48th Driest Driest since: 1990 1977
78th Wettest Wettest since: 1989 1974
Jul 1990–Apr 1991
10-Month
26.92"
(683.77mm)
28.26"
(717.80mm)
-1.34"
(-34.03mm)
48th Driest Driest since: 1990 1977
78th Wettest Wettest since: 1986 1974
Jun 1990–Apr 1991
11-Month
28.67"
(728.22mm)
29.99"
(761.75mm)
-1.32"
(-33.53mm)
47th Driest Driest since: 1990 1977
79th Wettest Wettest since: 1986 1974
May 1990–Apr 1991
12-Month
31.72"
(805.69mm)
32.13"
(816.10mm)
-0.41"
(-10.41mm)
63rd Driest Driest since: 1990 1977
63rd Wettest Wettest since: 1986 1997
Nov 1989–Apr 1991
18-Month
51.57"
(1,309.88mm)
54.88"
(1,393.95mm)
-3.31"
(-84.07mm)
36th Driest Driest since: 1989 1930
89th Wettest Wettest since: 1990 1997
May 1989–Apr 1991
24-Month
60.00"
(1,524.00mm)
64.29"
(1,632.97mm)
-4.29"
(-108.97mm)
33rd Driest Driest since: 1990 1930
92nd Wettest Wettest since: 1987 1997
May 1988–Apr 1991
36-Month
91.05"
(2,312.67mm)
96.34"
(2,447.04mm)
-5.29"
(-134.37mm)
31st Driest Driest since: 1990 1931
93rd Wettest Wettest since: 1987 1997
May 1987–Apr 1991
48-Month
117.66"
(2,988.56mm)
128.37"
(3,260.60mm)
-10.71"
(-272.04mm)
14th Driest Driest since: 1990 1932
109th Wettest Wettest since: 1989 1999
May 1986–Apr 1991
60-Month
145.60"
(3,698.24mm)
160.35"
(4,072.89mm)
-14.75"
(-374.65mm)
11th Driest Driest since: 1934 1933
111th Wettest Wettest since: 1990 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2020, retrieved on September 20, 2020 from https://www.ncdc.noaa.gov/cag/