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 1930

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 1930
1-Month
2.25"
(57.15mm)
2.36"
(59.94mm)
-0.11"
(-2.79mm)
53rd Driest Driest since: 1927 1977
73rd Wettest Wettest since: 1929 1937
Mar–Apr 1930
2-Month
4.31"
(109.47mm)
5.62"
(142.75mm)
-1.31"
(-33.28mm)
22nd Driest Driest since: 1926 1924
104th Wettest Wettest since: 1929 1904
Feb–Apr 1930
3-Month
8.59"
(218.19mm)
9.23"
(234.44mm)
-0.64"
(-16.25mm)
53rd Driest Driest since: 1929 1911
73rd Wettest Wettest since: 1928 1904
Ties: 1968
Jan–Apr 1930
4-Month
11.36"
(288.54mm)
13.75"
(349.25mm)
-2.39"
(-60.71mm)
27th Driest Driest since: 1929 1977
99th Wettest Wettest since: 1928 1904
Dec 1929–Apr 1930
5-Month
17.79"
(451.87mm)
18.40"
(467.36mm)
-0.61"
(-15.49mm)
55th Driest Driest since: 1929 1977
70th Wettest Wettest since: 1927 1997
Nov 1929–Apr 1930
6-Month
18.25"
(463.55mm)
22.75"
(577.85mm)
-4.50"
(-114.30mm)
14th Driest Driest since: 1929 1977
111th Wettest Wettest since: 1928 1974
Oct 1929–Apr 1930
7-Month
19.37"
(492.00mm)
25.31"
(642.87mm)
-5.94"
(-150.87mm)
13th Driest Driest since: 1929 1977
112th Wettest Wettest since: 1928 1974
Sep 1929–Apr 1930
8-Month
19.84"
(503.94mm)
26.73"
(678.94mm)
-6.89"
(-175.00mm)
6th Driest Driest since: 1929 1977
119th Wettest Wettest since: 1928 1974
Aug 1929–Apr 1930
9-Month
20.19"
(512.83mm)
27.53"
(699.26mm)
-7.34"
(-186.43mm)
6th Driest Driest since: 1929 1977
119th Wettest Wettest since: 1928 1974
Jul 1929–Apr 1930
10-Month
20.33"
(516.38mm)
28.26"
(717.80mm)
-7.93"
(-201.42mm)
4th Driest Driest to Date 1977
121st Wettest Wettest since: 1929 1974
Jun 1929–Apr 1930
11-Month
22.49"
(571.25mm)
29.99"
(761.75mm)
-7.50"
(-190.50mm)
6th Driest Driest since: 1929 1977
119th Wettest Wettest since: 1928 1974
May 1929–Apr 1930
12-Month
23.53"
(597.66mm)
32.13"
(816.10mm)
-8.60"
(-218.44mm)
4th Driest Driest since: 1929 1977
121st Wettest Wettest since: 1928 1997
Nov 1928–Apr 1930
18-Month
40.32"
(1,024.13mm)
54.88"
(1,393.95mm)
-14.56"
(-369.82mm)
1st Driest Driest to Date 1930
123rd Wettest Wettest since: 1929 1997
May 1928–Apr 1930
24-Month
45.89"
(1,165.61mm)
64.29"
(1,632.97mm)
-18.40"
(-467.36mm)
1st Driest Driest to Date 1930
123rd Wettest Wettest since: 1929 1997
May 1927–Apr 1930
36-Month
81.23"
(2,063.24mm)
96.34"
(2,447.04mm)
-15.11"
(-383.80mm)
3rd Driest Driest to Date 1931
120th Wettest Wettest since: 1929 1997
May 1926–Apr 1930
48-Month
115.52"
(2,934.21mm)
128.37"
(3,260.60mm)
-12.85"
(-326.39mm)
8th Driest Driest since: 1926 1932
114th Wettest Wettest since: 1929 1999
May 1925–Apr 1930
60-Month
141.38"
(3,591.05mm)
160.35"
(4,072.89mm)
-18.97"
(-481.84mm)
6th Driest Driest to Date 1933
115th Wettest Wettest since: 1929 1999

Citing This Page

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