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


Northwest Climate Region

Precipitation Rankings, September 1911

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
(1895-2020)
Wettest/Driest
Since
Record
September 1911
1-Month
2.31"
(58.67mm)
1.42"
(36.07mm)
0.89"
(22.60mm)
110th Driest Driest since: 1910 1975
17th Wettest Wettest since: 1901 2013
Aug–Sep 1911
2-Month
2.70"
(68.58mm)
2.22"
(56.39mm)
0.48"
(12.19mm)
98th Driest Driest since: 1910 2012
29th Wettest Wettest since: 1907 2013
Ties: 1914, 1933
Jul–Sep 1911
3-Month
2.94"
(74.68mm)
2.95"
(74.93mm)
-0.01"
(-0.25mm)
74th Driest Driest since: 1910 1929
53rd Wettest Wettest since: 1909 1978
Jun–Sep 1911
4-Month
4.94"
(125.48mm)
4.67"
(118.62mm)
0.27"
(6.86mm)
81st Driest Driest since: 1910 2003
46th Wettest Wettest since: 1907 1941
May–Sep 1911
5-Month
8.12"
(206.25mm)
6.81"
(172.97mm)
1.31"
(33.28mm)
103rd Driest Driest since: 1910 1928
24th Wettest Wettest since: 1906 1941
Apr–Sep 1911
6-Month
9.74"
(247.40mm)
9.17"
(232.92mm)
0.57"
(14.48mm)
80th Driest Driest since: 1910 1924
47th Wettest Wettest since: 1907 1948
Mar–Sep 1911
7-Month
10.88"
(276.35mm)
12.43"
(315.72mm)
-1.55"
(-39.37mm)
31st Driest Driest since: 1910 1924
96th Wettest Wettest since: 1908 1948
Feb–Sep 1911
8-Month
13.03"
(330.96mm)
16.04"
(407.42mm)
-3.01"
(-76.46mm)
15th Driest Driest to Date 1924
112th Wettest Wettest since: 1910 1983
Jan–Sep 1911
9-Month
17.94"
(455.68mm)
20.57"
(522.48mm)
-2.63"
(-66.80mm)
28th Driest Driest since: 1910 1924
99th Wettest Wettest since: 1909 1983
Dec 1910–Sep 1911
10-Month
21.36"
(542.54mm)
25.21"
(640.33mm)
-3.85"
(-97.79mm)
22nd Driest Driest since: 1910 2001
104th Wettest Wettest since: 1909 1997
Ties: 2018
Nov 1910–Sep 1911
11-Month
28.91"
(734.31mm)
29.56"
(750.82mm)
-0.65"
(-16.51mm)
55th Driest Driest since: 1909 2001
71st Wettest Wettest since: 1910 1997
Oct 1910–Sep 1911
12-Month
31.76"
(806.70mm)
32.12"
(815.85mm)
-0.36"
(-9.15mm)
62nd Driest Driest since: 1909 1977
64th Wettest Wettest since: 1910 1997
Apr 1910–Sep 1911
18-Month
38.19"
(970.03mm)
41.30"
(1,049.02mm)
-3.11"
(-78.99mm)
33rd Driest Driest since: 1905 1929, 2001
93rd Wettest Wettest since: 1910 1997
Oct 1909–Sep 1911
24-Month
64.63"
(1,641.60mm)
64.26"
(1,632.20mm)
0.37"
(9.40mm)
67th Driest Driest since: 1910 1930
58th Wettest Wettest since: 1908 1997
Oct 1908–Sep 1911
36-Month
95.69"
(2,430.53mm)
96.34"
(2,447.04mm)
-0.65"
(-16.51mm)
61st Driest Driest since: 1910 1931
63rd Wettest Wettest since: 1909 1997
Oct 1907–Sep 1911
48-Month
124.97"
(3,174.24mm)
128.40"
(3,261.36mm)
-3.43"
(-87.12mm)
43rd Driest Driest to Date 1931
80th Wettest Wettest since: 1910 1998
Oct 1906–Sep 1911
60-Month
162.97"
(4,139.44mm)
160.37"
(4,073.40mm)
2.60"
(66.04mm)
77th Driest Driest since: 1910 1932
45th Wettest Wettest since: 1908 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published July 2021, retrieved on August 5, 2021 from https://www.ncdc.noaa.gov/cag/