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 September 2019. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, April 1947

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
(1895-2019)
Wettest/Driest
Since
Record
April 1947
1-Month
2.06"
(52.32mm)
2.36"
(59.94mm)
-0.30"
(-7.62mm)
43rd Driest Driest since: 1946 1977
83rd Wettest Wettest since: 1945 1937
Ties: 1961
Mar–Apr 1947
2-Month
5.02"
(127.51mm)
5.62"
(142.75mm)
-0.60"
(-15.24mm)
46th Driest Driest since: 1944 1924
80th Wettest Wettest since: 1946 1904
Ties: 1944
Feb–Apr 1947
3-Month
7.40"
(187.96mm)
9.23"
(234.44mm)
-1.83"
(-46.48mm)
28th Driest Driest since: 1942 1911
98th Wettest Wettest since: 1946 1904
Jan–Apr 1947
4-Month
10.85"
(275.59mm)
13.75"
(349.25mm)
-2.90"
(-73.66mm)
22nd Driest Driest since: 1944 1977
104th Wettest Wettest since: 1946 1904
Dec 1946–Apr 1947
5-Month
15.02"
(381.51mm)
18.40"
(467.36mm)
-3.38"
(-85.85mm)
19th Driest Driest since: 1944 1977
106th Wettest Wettest since: 1946 1997
Nov 1946–Apr 1947
6-Month
20.54"
(521.72mm)
22.75"
(577.85mm)
-2.21"
(-56.13mm)
35th Driest Driest since: 1944 1977
90th Wettest Wettest since: 1946 1974
Oct 1946–Apr 1947
7-Month
24.28"
(616.71mm)
25.31"
(642.87mm)
-1.03"
(-26.16mm)
46th Driest Driest since: 1945 1977
79th Wettest Wettest since: 1946 1974
Sep 1946–Apr 1947
8-Month
25.64"
(651.26mm)
26.73"
(678.94mm)
-1.09"
(-27.68mm)
48th Driest Driest since: 1945 1977
77th Wettest Wettest since: 1946 1974
Aug 1946–Apr 1947
9-Month
26.22"
(665.99mm)
27.53"
(699.26mm)
-1.31"
(-33.27mm)
46th Driest Driest since: 1945 1977
79th Wettest Wettest since: 1946 1974
Jul 1946–Apr 1947
10-Month
26.90"
(683.26mm)
28.26"
(717.80mm)
-1.36"
(-34.54mm)
45th Driest Driest since: 1945 1977
80th Wettest Wettest since: 1946 1974
Jun 1946–Apr 1947
11-Month
28.83"
(732.28mm)
29.99"
(761.75mm)
-1.16"
(-29.47mm)
49th Driest Driest since: 1945 1977
76th Wettest Wettest since: 1946 1974
May 1946–Apr 1947
12-Month
30.52"
(775.21mm)
32.13"
(816.10mm)
-1.61"
(-40.89mm)
42nd Driest Driest since: 1945 1977
83rd Wettest Wettest since: 1946 1997
Nov 1945–Apr 1947
18-Month
55.81"
(1,417.57mm)
54.88"
(1,393.95mm)
0.93"
(23.62mm)
74th Driest Driest since: 1945 1930
50th Wettest Wettest since: 1946 1997
May 1945–Apr 1947
24-Month
65.88"
(1,673.35mm)
64.29"
(1,632.97mm)
1.59"
(40.38mm)
78th Driest Driest since: 1946 1930
46th Wettest Wettest since: 1943 1997
May 1944–Apr 1947
36-Month
94.84"
(2,408.94mm)
96.34"
(2,447.04mm)
-1.50"
(-38.10mm)
51st Driest Driest since: 1946 1931
72nd Wettest Wettest since: 1944 1997
May 1943–Apr 1947
48-Month
118.81"
(3,017.77mm)
128.37"
(3,260.60mm)
-9.56"
(-242.83mm)
23rd Driest Driest since: 1942 1932
99th Wettest Wettest since: 1946 1999
May 1942–Apr 1947
60-Month
156.37"
(3,971.80mm)
160.35"
(4,072.89mm)
-3.98"
(-101.09mm)
47th Driest Driest since: 1945 1933
74th Wettest Wettest since: 1946 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published October 2019, retrieved on October 20, 2019 from https://www.ncdc.noaa.gov/cag/