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 December 2020. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, October 1939

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
October 1939
1-Month
2.28"
(57.91mm)
2.54"
(64.52mm)
-0.26"
(-6.61mm)
55th Driest Driest since: 1936 1895
72nd Wettest Wettest since: 1938 2016
Sep–Oct 1939
2-Month
3.19"
(81.03mm)
3.96"
(100.58mm)
-0.77"
(-19.55mm)
39th Driest Driest since: 1936 1987
88th Wettest Wettest since: 1938 2016
Aug–Oct 1939
3-Month
3.56"
(90.42mm)
4.76"
(120.90mm)
-1.20"
(-30.48mm)
29th Driest Driest since: 1936 1987
98th Wettest Wettest since: 1938 2016
Jul–Oct 1939
4-Month
4.30"
(109.22mm)
5.49"
(139.45mm)
-1.19"
(-30.23mm)
26th Driest Driest since: 1936 1952
101st Wettest Wettest since: 1938 2016
Ties: 2003
Jun–Oct 1939
5-Month
5.69"
(144.53mm)
7.21"
(183.13mm)
-1.52"
(-38.60mm)
27th Driest Driest since: 1936 1917, 2002
100th Wettest Wettest since: 1938 1947
May–Oct 1939
6-Month
7.01"
(178.05mm)
9.35"
(237.49mm)
-2.34"
(-59.44mm)
16th Driest Driest since: 1935 2002
111th Wettest Wettest since: 1938 1941
Apr–Oct 1939
7-Month
7.80"
(198.12mm)
11.71"
(297.43mm)
-3.91"
(-99.31mm)
4th Driest Driest to Date 2002
123rd Wettest Wettest since: 1938 1997
Mar–Oct 1939
8-Month
10.22"
(259.59mm)
14.97"
(380.24mm)
-4.75"
(-120.65mm)
1st Driest Driest to Date 1939
126th Wettest Wettest since: 1938 1997
Feb–Oct 1939
9-Month
14.03"
(356.36mm)
18.58"
(471.93mm)
-4.55"
(-115.57mm)
7th Driest Driest since: 1935 1929
120th Wettest Wettest since: 1938 2017
Jan–Oct 1939
10-Month
17.77"
(451.36mm)
23.10"
(586.74mm)
-5.33"
(-135.38mm)
5th Driest Driest since: 1929 1929
122nd Wettest Wettest since: 1938 1950
Dec 1938–Oct 1939
11-Month
20.96"
(532.38mm)
27.75"
(704.85mm)
-6.79"
(-172.47mm)
6th Driest Driest since: 1929 1929
120th Wettest Wettest since: 1938 1997
Nov 1938–Oct 1939
12-Month
24.43"
(620.52mm)
32.10"
(815.34mm)
-7.67"
(-194.82mm)
7th Driest Driest since: 1931 1977
119th Wettest Wettest since: 1938 1997
May 1938–Oct 1939
18-Month
32.32"
(820.93mm)
41.48"
(1,053.59mm)
-9.16"
(-232.66mm)
6th Driest Driest since: 1930 1929
120th Wettest Wettest since: 1938 1997
Nov 1937–Oct 1939
24-Month
60.91"
(1,547.11mm)
64.23"
(1,631.44mm)
-3.32"
(-84.33mm)
37th Driest Driest since: 1937 1930
88th Wettest Wettest since: 1938 1997
Nov 1936–Oct 1939
36-Month
90.11"
(2,288.79mm)
96.31"
(2,446.27mm)
-6.20"
(-157.48mm)
27th Driest Driest since: 1937 1931
97th Wettest Wettest since: 1938 1997
Nov 1935–Oct 1939
48-Month
118.40"
(3,007.36mm)
128.38"
(3,260.85mm)
-9.98"
(-253.49mm)
17th Driest Driest since: 1937 1931
106th Wettest Wettest since: 1938 1999
Nov 1934–Oct 1939
60-Month
147.14"
(3,737.36mm)
160.37"
(4,073.40mm)
-13.23"
(-336.04mm)
15th Driest Driest since: 1934 1932
107th Wettest Wettest since: 1938 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2021, retrieved on January 24, 2021 from https://www.ncdc.noaa.gov/cag/