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 2019. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, April 1931

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
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
April 1931
1-Month
1.77"
(44.96mm)
2.36"
(59.94mm)
-0.59"
(-14.98mm)
29th Driest Driest since: 1926 1977
97th Wettest Wettest since: 1930 1937
Mar–Apr 1931
2-Month
6.28"
(159.51mm)
5.62"
(142.75mm)
0.66"
(16.76mm)
80th Driest Driest since: 1930 1924
46th Wettest Wettest since: 1928 1904
Feb–Apr 1931
3-Month
8.47"
(215.14mm)
9.23"
(234.44mm)
-0.76"
(-19.30mm)
50th Driest Driest since: 1929 1911
76th Wettest Wettest since: 1930 1904
Jan–Apr 1931
4-Month
12.10"
(307.34mm)
13.75"
(349.25mm)
-1.65"
(-41.91mm)
38th Driest Driest since: 1930 1977
88th Wettest Wettest since: 1928 1904
Dec 1930–Apr 1931
5-Month
13.77"
(349.76mm)
18.40"
(467.36mm)
-4.63"
(-117.60mm)
10th Driest Driest since: 1924 1977
115th Wettest Wettest since: 1930 1997
Nov 1930–Apr 1931
6-Month
16.34"
(415.04mm)
22.75"
(577.85mm)
-6.41"
(-162.81mm)
8th Driest Driest since: 1924 1977
117th Wettest Wettest since: 1930 1974
Oct 1930–Apr 1931
7-Month
18.53"
(470.66mm)
25.31"
(642.87mm)
-6.78"
(-172.21mm)
5th Driest Driest to Date 1977
120th Wettest Wettest since: 1930 1974
Sep 1930–Apr 1931
8-Month
20.14"
(511.56mm)
26.73"
(678.94mm)
-6.59"
(-167.38mm)
8th Driest Driest since: 1930 1977
117th Wettest Wettest since: 1928 1974
Aug 1930–Apr 1931
9-Month
20.86"
(529.84mm)
27.53"
(699.26mm)
-6.67"
(-169.42mm)
8th Driest Driest since: 1930 1977
117th Wettest Wettest since: 1928 1974
Jul 1930–Apr 1931
10-Month
21.07"
(535.18mm)
28.26"
(717.80mm)
-7.19"
(-182.62mm)
7th Driest Driest since: 1930 1977
118th Wettest Wettest since: 1928 1974
Jun 1930–Apr 1931
11-Month
22.14"
(562.36mm)
29.99"
(761.75mm)
-7.85"
(-199.39mm)
4th Driest Driest since: 1929 1977
121st Wettest Wettest since: 1930 1974
May 1930–Apr 1931
12-Month
24.47"
(621.54mm)
32.13"
(816.10mm)
-7.66"
(-194.56mm)
6th Driest Driest since: 1930 1977
119th Wettest Wettest since: 1928 1997
Nov 1929–Apr 1931
18-Month
42.72"
(1,085.09mm)
54.88"
(1,393.95mm)
-12.16"
(-308.86mm)
3rd Driest Driest since: 1930 1930
121st Wettest Wettest since: 1929 1997
May 1929–Apr 1931
24-Month
48.00"
(1,219.20mm)
64.29"
(1,632.97mm)
-16.29"
(-413.77mm)
2nd Driest Driest since: 1930 1930
122nd Wettest Wettest since: 1929 1997
May 1928–Apr 1931
36-Month
70.36"
(1,787.14mm)
96.34"
(2,447.04mm)
-25.98"
(-659.90mm)
1st Driest Driest to Date 1931
122nd Wettest Wettest since: 1930 1997
May 1927–Apr 1931
48-Month
105.70"
(2,684.78mm)
128.37"
(3,260.60mm)
-22.67"
(-575.82mm)
2nd Driest Driest to Date 1932
120th Wettest Wettest since: 1930 1999
May 1926–Apr 1931
60-Month
139.99"
(3,555.75mm)
160.35"
(4,072.89mm)
-20.36"
(-517.14mm)
4th Driest Driest to Date 1933
117th Wettest Wettest since: 1930 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2019, retrieved on September 18, 2019 from https://www.ncdc.noaa.gov/cag/