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 December 2019. For more information, please see Climatological Rankings.


Washington

Precipitation Rankings, August 1978

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
August 1978
1-Month
2.42"
(61.47mm)
1.02"
(25.91mm)
1.40"
(35.56mm)
118th Driest Driest since: 1974 1967
8th Wettest Wettest since: 1977 1912
Jul–Aug 1978
2-Month
3.91"
(99.31mm)
1.92"
(48.77mm)
1.99"
(50.54mm)
121st Driest Driest since: 1977 2017
5th Wettest Wettest since: 1976 1983
Jun–Aug 1978
3-Month
5.19"
(131.83mm)
3.80"
(96.52mm)
1.39"
(35.31mm)
110th Driest Driest since: 1977 2003
16th Wettest Wettest since: 1976 1983
May–Aug 1978
4-Month
7.97"
(202.44mm)
6.05"
(153.67mm)
1.92"
(48.77mm)
109th Driest Driest since: 1977 2003
17th Wettest Wettest since: 1968 1948
Apr–Aug 1978
5-Month
11.73"
(297.94mm)
8.88"
(225.55mm)
2.85"
(72.39mm)
115th Driest Driest since: 1977 1924
11th Wettest Wettest since: 1948 1948
Mar–Aug 1978
6-Month
14.71"
(373.63mm)
13.03"
(330.96mm)
1.68"
(42.67mm)
92nd Driest Driest since: 1977 1924
34th Wettest Wettest since: 1974 1997
Feb–Aug 1978
7-Month
18.37"
(466.60mm)
17.77"
(451.36mm)
0.60"
(15.24mm)
79th Driest Driest since: 1977 1973
47th Wettest Wettest since: 1976 1948
Jan–Aug 1978
8-Month
23.26"
(590.80mm)
23.83"
(605.28mm)
-0.57"
(-14.48mm)
60th Driest Driest since: 1977 1985
66th Wettest Wettest since: 1976 1972
Dec 1977–Aug 1978
9-Month
32.87"
(834.90mm)
30.34"
(770.64mm)
2.53"
(64.26mm)
88th Driest Driest since: 1977 1985
37th Wettest Wettest since: 1976 1997
Nov 1977–Aug 1978
10-Month
40.20"
(1,021.08mm)
36.48"
(926.59mm)
3.72"
(94.49mm)
89th Driest Driest since: 1977 1977
36th Wettest Wettest since: 1976 1974
Oct 1977–Aug 1978
11-Month
42.80"
(1,087.12mm)
40.16"
(1,020.06mm)
2.64"
(67.06mm)
78th Driest Driest since: 1977 1977
47th Wettest Wettest since: 1976 1997
Sep 1977–Aug 1978
12-Month
45.96"
(1,167.38mm)
42.12"
(1,069.85mm)
3.84"
(97.53mm)
90th Driest Driest since: 1977 1977
35th Wettest Wettest since: 1976 1997
Mar 1977–Aug 1978
18-Month
59.93"
(1,522.22mm)
55.18"
(1,401.57mm)
4.75"
(120.65mm)
92nd Driest Driest since: 1977 1930
33rd Wettest Wettest since: 1976 1997
Sep 1976–Aug 1978
24-Month
71.77"
(1,822.96mm)
84.28"
(2,140.71mm)
-12.51"
(-317.75mm)
7th Driest Driest since: 1945 1930
117th Wettest Wettest since: 1977 1997
Sep 1975–Aug 1978
36-Month
121.53"
(3,086.86mm)
126.37"
(3,209.80mm)
-4.84"
(-122.94mm)
38th Driest Driest since: 1977 1931
85th Wettest Wettest since: 1976 1997
Sep 1974–Aug 1978
48-Month
164.58"
(4,180.33mm)
168.47"
(4,279.14mm)
-3.89"
(-98.81mm)
43rd Driest Driest since: 1966 1931
79th Wettest Wettest since: 1977 1999
Sep 1973–Aug 1978
60-Month
222.37"
(5,648.20mm)
210.46"
(5,345.68mm)
11.91"
(302.52mm)
93rd Driest Driest since: 1977 1930
28th Wettest Wettest since: 1976 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 24, 2020 from https://www.ncdc.noaa.gov/cag/