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


Northwest Climate Region

Precipitation Rankings, October 1977

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
October 1977
1-Month
1.71"
(43.43mm)
2.54"
(64.52mm)
-0.83"
(-21.09mm)
32nd Driest Driest since: 1976 1895
95th Wettest Wettest since: 1975 2016
Sep–Oct 1977
2-Month
4.32"
(109.73mm)
3.96"
(100.58mm)
0.36"
(9.15mm)
79th Driest Driest since: 1976 1987
48th Wettest Wettest since: 1975 2016
Ties: 1909
Aug–Oct 1977
3-Month
6.19"
(157.23mm)
4.76"
(120.90mm)
1.43"
(36.33mm)
104th Driest Driest since: 1976 1987
23rd Wettest Wettest since: 1975 2016
Ties: 1979
Jul–Oct 1977
4-Month
7.00"
(177.80mm)
5.49"
(139.45mm)
1.51"
(38.35mm)
104th Driest Driest since: 1976 1952
23rd Wettest Wettest since: 1975 2016
Jun–Oct 1977
5-Month
8.18"
(207.77mm)
7.21"
(183.13mm)
0.97"
(24.64mm)
96th Driest Driest since: 1976 1917, 2002
31st Wettest Wettest since: 1975 1947
May–Oct 1977
6-Month
11.64"
(295.66mm)
9.35"
(237.49mm)
2.29"
(58.17mm)
110th Driest Driest since: 1976 2002
17th Wettest Wettest since: 1968 1941
Apr–Oct 1977
7-Month
12.36"
(313.94mm)
11.71"
(297.43mm)
0.65"
(16.51mm)
80th Driest Driest since: 1976 2002
47th Wettest Wettest since: 1975 1997
Mar–Oct 1977
8-Month
15.66"
(397.76mm)
14.97"
(380.24mm)
0.69"
(17.52mm)
70th Driest Driest since: 1976 1939
57th Wettest Wettest since: 1975 1997
Ties: 1938
Feb–Oct 1977
9-Month
17.52"
(445.01mm)
18.58"
(471.93mm)
-1.06"
(-26.92mm)
48th Driest Driest since: 1974 1929
79th Wettest Wettest since: 1976 2017
Jan–Oct 1977
10-Month
18.94"
(481.08mm)
23.10"
(586.74mm)
-4.16"
(-105.66mm)
16th Driest Driest since: 1973 1929
111th Wettest Wettest since: 1976 1950
Dec 1976–Oct 1977
11-Month
20.25"
(514.35mm)
27.75"
(704.85mm)
-7.50"
(-190.50mm)
4th Driest Driest since: 1929 1929
122nd Wettest Wettest since: 1976 1997
Nov 1976–Oct 1977
12-Month
21.26"
(540.00mm)
32.10"
(815.34mm)
-10.84"
(-275.34mm)
1st Driest Driest to Date 1977
125th Wettest Wettest since: 1976 1997
May 1976–Oct 1977
18-Month
29.66"
(753.36mm)
41.48"
(1,053.59mm)
-11.82"
(-300.23mm)
2nd Driest Driest since: 1929 1929
124th Wettest Wettest since: 1976 1997
Nov 1975–Oct 1977
24-Month
53.58"
(1,360.93mm)
64.23"
(1,631.44mm)
-10.65"
(-270.51mm)
8th Driest Driest since: 1945 1930
117th Wettest Wettest since: 1976 1997
Nov 1974–Oct 1977
36-Month
90.64"
(2,302.26mm)
96.31"
(2,446.27mm)
-5.67"
(-144.01mm)
29th Driest Driest since: 1946 1931
95th Wettest Wettest since: 1976 1997
Nov 1973–Oct 1977
48-Month
130.37"
(3,311.40mm)
128.38"
(3,260.85mm)
1.99"
(50.55mm)
78th Driest Driest since: 1969 1931
45th Wettest Wettest since: 1976 1999
Nov 1972–Oct 1977
60-Month
156.42"
(3,973.07mm)
160.37"
(4,073.40mm)
-3.95"
(-100.33mm)
46th Driest Driest since: 1946 1932
76th Wettest Wettest since: 1976 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published March 2021, retrieved on March 9, 2021 from https://www.ncdc.noaa.gov/cag/