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


Northwest Climate Region

Precipitation Rankings, September 1929

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
September 1929
1-Month
0.47"
(11.94mm)
1.42"
(36.07mm)
-0.95"
(-24.13mm)
12th Driest Driest to Date 1975
115th Wettest Wettest since: 1928 2013
Aug–Sep 1929
2-Month
0.82"
(20.83mm)
2.22"
(56.39mm)
-1.40"
(-35.56mm)
5th Driest Driest to Date 2012
122nd Wettest Wettest since: 1928 2013
Jul–Sep 1929
3-Month
0.96"
(24.38mm)
2.95"
(74.93mm)
-1.99"
(-50.55mm)
1st Driest Driest to Date 1929
126th Wettest Wettest since: 1928 1978
Jun–Sep 1929
4-Month
3.12"
(79.25mm)
4.67"
(118.62mm)
-1.55"
(-39.37mm)
13th Driest Driest since: 1928 2003
114th Wettest Wettest since: 1927 1941
May–Sep 1929
5-Month
4.16"
(105.66mm)
6.81"
(172.97mm)
-2.65"
(-67.31mm)
7th Driest Driest since: 1928 1928
120th Wettest Wettest since: 1927 1941
Apr–Sep 1929
6-Month
7.02"
(178.31mm)
9.17"
(232.92mm)
-2.15"
(-54.61mm)
21st Driest Driest since: 1928 1924
106th Wettest Wettest since: 1927 1948
Mar–Sep 1929
7-Month
9.64"
(244.86mm)
12.43"
(315.72mm)
-2.79"
(-70.86mm)
10th Driest Driest since: 1926 1924
117th Wettest Wettest since: 1928 1948
Feb–Sep 1929
8-Month
10.97"
(278.64mm)
16.04"
(407.42mm)
-5.07"
(-128.78mm)
3rd Driest Driest since: 1924 1924
124th Wettest Wettest since: 1928 1983
Jan–Sep 1929
9-Month
14.35"
(364.49mm)
20.57"
(522.48mm)
-6.22"
(-157.99mm)
3rd Driest Driest since: 1924 1924
124th Wettest Wettest since: 1928 1983
Dec 1928–Sep 1929
10-Month
18.04"
(458.22mm)
25.21"
(640.33mm)
-7.17"
(-182.11mm)
3rd Driest Driest since: 1924 2001
123rd Wettest Wettest since: 1928 1997
Nov 1928–Sep 1929
11-Month
20.95"
(532.13mm)
29.56"
(750.82mm)
-8.61"
(-218.69mm)
4th Driest Driest since: 1924 2001
122nd Wettest Wettest since: 1928 1997
Oct 1928–Sep 1929
12-Month
23.17"
(588.52mm)
32.12"
(815.85mm)
-8.95"
(-227.33mm)
5th Driest Driest since: 1924 1977
121st Wettest Wettest since: 1928 1997
Apr 1928–Sep 1929
18-Month
29.35"
(745.49mm)
41.30"
(1,049.02mm)
-11.95"
(-303.53mm)
1st Driest Driest to Date 1929, 2001
125th Wettest Wettest since: 1928 1997
Ties: 2001
Oct 1927–Sep 1929
24-Month
53.24"
(1,352.30mm)
64.26"
(1,632.20mm)
-11.02"
(-279.90mm)
6th Driest Driest to Date 1930
119th Wettest Wettest since: 1928 1997
Oct 1926–Sep 1929
36-Month
89.84"
(2,281.94mm)
96.34"
(2,447.04mm)
-6.50"
(-165.10mm)
24th Driest Driest since: 1926 1931
100th Wettest Wettest since: 1928 1997
Oct 1925–Sep 1929
48-Month
115.23"
(2,926.84mm)
128.40"
(3,261.36mm)
-13.17"
(-334.52mm)
11th Driest Driest since: 1926 1931
112th Wettest Wettest since: 1928 1998
Oct 1924–Sep 1929
60-Month
150.12"
(3,813.05mm)
160.37"
(4,073.40mm)
-10.25"
(-260.35mm)
20th Driest Driest since: 1928 1932
102nd Wettest Wettest since: 1927 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published April 2021, retrieved on April 15, 2021 from https://www.ncdc.noaa.gov/cag/