Climate at a Glance

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


Washington

Precipitation Rankings, September 1987

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
September 1987
1-Month
0.51"
(12.95mm)
1.95"
(49.53mm)
-1.44"
(-36.58mm)
12th Driest Driest since: 1975 1975
114th Wettest Wettest since: 1986 2013
Ties: 1974
Aug–Sep 1987
2-Month
1.05"
(26.67mm)
2.97"
(75.44mm)
-1.92"
(-48.77mm)
7th Driest Driest since: 1974 2012
119th Wettest Wettest since: 1986 2013
Jul–Sep 1987
3-Month
2.52"
(64.01mm)
3.87"
(98.30mm)
-1.35"
(-34.29mm)
22nd Driest Driest since: 1967 1929
104th Wettest Wettest since: 1986 1920, 1978
Jun–Sep 1987
4-Month
3.41"
(86.61mm)
5.76"
(146.30mm)
-2.35"
(-59.69mm)
7th Driest Driest since: 1967 2003
119th Wettest Wettest since: 1986 1948
May–Sep 1987
5-Month
6.14"
(155.96mm)
8.00"
(203.20mm)
-1.86"
(-47.24mm)
25th Driest Driest since: 1970 2003
101st Wettest Wettest since: 1986 1948
Apr–Sep 1987
6-Month
8.60"
(218.44mm)
10.83"
(275.08mm)
-2.23"
(-56.64mm)
26th Driest Driest since: 1973 1938
100th Wettest Wettest since: 1986 1948
Mar–Sep 1987
7-Month
13.99"
(355.35mm)
14.98"
(380.49mm)
-0.99"
(-25.14mm)
45th Driest Driest since: 1985 1924
81st Wettest Wettest since: 1986 1997
Feb–Sep 1987
8-Month
17.14"
(435.36mm)
19.72"
(500.89mm)
-2.58"
(-65.53mm)
33rd Driest Driest since: 1985 1973
93rd Wettest Wettest since: 1986 1948
Jan–Sep 1987
9-Month
22.71"
(576.83mm)
25.78"
(654.81mm)
-3.07"
(-77.98mm)
30th Driest Driest since: 1985 1929
96th Wettest Wettest since: 1986 1972
Dec 1986–Sep 1987
10-Month
26.53"
(673.86mm)
32.30"
(820.42mm)
-5.77"
(-146.56mm)
14th Driest Driest since: 1985 1929
111th Wettest Wettest since: 1986 1997
Nov 1986–Sep 1987
11-Month
34.19"
(868.43mm)
38.43"
(976.12mm)
-4.24"
(-107.69mm)
27th Driest Driest since: 1986 1929
98th Wettest Wettest since: 1984 1997
Oct 1986–Sep 1987
12-Month
36.64"
(930.66mm)
42.12"
(1,069.85mm)
-5.48"
(-139.19mm)
20th Driest Driest since: 1985 1977
105th Wettest Wettest since: 1986 1997
Apr 1986–Sep 1987
18-Month
47.45"
(1,205.23mm)
52.97"
(1,345.44mm)
-5.52"
(-140.21mm)
24th Driest Driest since: 1979 1929
101st Wettest Wettest since: 1986 1997
Oct 1985–Sep 1987
24-Month
76.88"
(1,952.75mm)
84.27"
(2,140.46mm)
-7.39"
(-187.71mm)
25th Driest Driest since: 1986 1930
99th Wettest Wettest since: 1985 1997
Ties: 1966
Oct 1984–Sep 1987
36-Month
112.45"
(2,856.23mm)
126.34"
(3,209.04mm)
-13.89"
(-352.81mm)
12th Driest Driest since: 1979 1931
111th Wettest Wettest since: 1986 1997
Oct 1983–Sep 1987
48-Month
159.33"
(4,046.98mm)
168.46"
(4,278.88mm)
-9.13"
(-231.90mm)
30th Driest Driest since: 1980 1931
92nd Wettest Wettest since: 1986 1999
Oct 1982–Sep 1987
60-Month
210.31"
(5,341.87mm)
210.45"
(5,345.43mm)
-0.14"
(-3.56mm)
59th Driest Driest since: 1981 1930
62nd Wettest Wettest since: 1986 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 17, 2020 from https://www.ncdc.noaa.gov/cag/