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 January 2021. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, September 1925

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
September 1925
1-Month
1.72"
(43.69mm)
1.42"
(36.07mm)
0.30"
(7.62mm)
95th Driest Driest since: 1924 1975
32nd Wettest Wettest since: 1920 2013
Aug–Sep 1925
2-Month
2.68"
(68.07mm)
2.22"
(56.39mm)
0.46"
(11.68mm)
95th Driest Driest since: 1924 2012
32nd Wettest Wettest since: 1920 2013
Jul–Sep 1925
3-Month
3.19"
(81.03mm)
2.95"
(74.93mm)
0.24"
(6.10mm)
88th Driest Driest since: 1924 1929
39th Wettest Wettest since: 1923 1978
Jun–Sep 1925
4-Month
4.68"
(118.87mm)
4.67"
(118.62mm)
0.01"
(0.25mm)
75th Driest Driest since: 1924 2003
52nd Wettest Wettest since: 1923 1941
Ties: 1975
May–Sep 1925
5-Month
6.78"
(172.21mm)
6.81"
(172.97mm)
-0.03"
(-0.76mm)
65th Driest Driest since: 1924 1928
62nd Wettest Wettest since: 1923 1941
Apr–Sep 1925
6-Month
9.58"
(243.33mm)
9.17"
(232.92mm)
0.41"
(10.41mm)
77th Driest Driest since: 1924 1924
50th Wettest Wettest since: 1923 1948
Ties: 1954
Mar–Sep 1925
7-Month
11.60"
(294.64mm)
12.43"
(315.72mm)
-0.83"
(-21.08mm)
44th Driest Driest since: 1924 1924
83rd Wettest Wettest since: 1923 1948
Feb–Sep 1925
8-Month
16.01"
(406.65mm)
16.04"
(407.42mm)
-0.03"
(-0.77mm)
72nd Driest Driest since: 1924 1924
55th Wettest Wettest since: 1921 1983
Jan–Sep 1925
9-Month
21.36"
(542.54mm)
20.57"
(522.48mm)
0.79"
(20.06mm)
75th Driest Driest since: 1924 1924
52nd Wettest Wettest since: 1921 1983
Dec 1924–Sep 1925
10-Month
25.64"
(651.26mm)
25.21"
(640.33mm)
0.43"
(10.93mm)
69th Driest Driest since: 1924 2001
57th Wettest Wettest since: 1923 1997
Nov 1924–Sep 1925
11-Month
30.52"
(775.21mm)
29.56"
(750.82mm)
0.96"
(24.39mm)
82nd Driest Driest since: 1924 2001
44th Wettest Wettest since: 1921 1997
Oct 1924–Sep 1925
12-Month
34.89"
(886.21mm)
32.12"
(815.85mm)
2.77"
(70.36mm)
96th Driest Driest since: 1924 1977
30th Wettest Wettest since: 1921 1997
Apr 1924–Sep 1925
18-Month
39.45"
(1,002.03mm)
41.30"
(1,049.02mm)
-1.85"
(-46.99mm)
47th Driest Driest since: 1924 1929, 2001
79th Wettest Wettest since: 1921 1997
Oct 1923–Sep 1925
24-Month
57.32"
(1,455.93mm)
64.26"
(1,632.20mm)
-6.94"
(-176.27mm)
13th Driest Driest since: 1924 1930
112th Wettest Wettest since: 1923 1997
Oct 1922–Sep 1925
36-Month
88.50"
(2,247.90mm)
96.34"
(2,447.04mm)
-7.84"
(-199.14mm)
16th Driest Driest since: 1924 1931
108th Wettest Wettest since: 1923 1997
Oct 1921–Sep 1925
48-Month
118.56"
(3,011.42mm)
128.40"
(3,261.36mm)
-9.84"
(-249.94mm)
18th Driest Driest since: 1920 1931
105th Wettest Wettest since: 1924 1998
Oct 1920–Sep 1925
60-Month
155.01"
(3,937.25mm)
160.37"
(4,073.40mm)
-5.36"
(-136.15mm)
36th Driest Driest since: 1924 1932
86th Wettest Wettest since: 1923 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published February 2021, retrieved on February 25, 2021 from https://www.ncdc.noaa.gov/cag/