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 1999

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
(1895-2019)
Wettest/Driest
Since
Record
August 1999
1-Month
1.31"
(33.27mm)
1.02"
(25.91mm)
0.29"
(7.36mm)
88th Driest Driest since: 1998 1967
38th Wettest Wettest since: 1995 1912
Jul–Aug 1999
2-Month
2.29"
(58.17mm)
1.92"
(48.77mm)
0.37"
(9.40mm)
88th Driest Driest since: 1998 2017
38th Wettest Wettest since: 1997 1983
Jun–Aug 1999
3-Month
4.15"
(105.41mm)
3.80"
(96.52mm)
0.35"
(8.89mm)
80th Driest Driest since: 1998 2003
46th Wettest Wettest since: 1997 1983
Ties: 1931
May–Aug 1999
4-Month
6.65"
(168.91mm)
6.05"
(153.67mm)
0.60"
(15.24mm)
84th Driest Driest since: 1998 2003
42nd Wettest Wettest since: 1997 1948
Apr–Aug 1999
5-Month
8.11"
(205.99mm)
8.88"
(225.55mm)
-0.77"
(-19.56mm)
45th Driest Driest since: 1994 1924
81st Wettest Wettest since: 1998 1948
Mar–Aug 1999
6-Month
12.62"
(320.55mm)
13.03"
(330.96mm)
-0.41"
(-10.41mm)
51st Driest Driest since: 1998 1924
75th Wettest Wettest since: 1997 1997
Feb–Aug 1999
7-Month
22.55"
(572.77mm)
17.77"
(451.36mm)
4.78"
(121.41mm)
111th Driest Driest since: 1998 1973
15th Wettest Wettest since: 1997 1948
Jan–Aug 1999
8-Month
30.08"
(764.03mm)
23.83"
(605.28mm)
6.25"
(158.75mm)
114th Driest Driest since: 1998 1985
12th Wettest Wettest since: 1997 1972
Dec 1998–Aug 1999
9-Month
40.14"
(1,019.56mm)
30.34"
(770.64mm)
9.80"
(248.92mm)
121st Driest Driest since: 1998 1985
4th Wettest Wettest since: 1997 1997
Nov 1998–Aug 1999
10-Month
50.18"
(1,274.57mm)
36.48"
(926.59mm)
13.70"
(347.98mm)
122nd Driest Driest since: 1998 1977
3rd Wettest Wettest since: 1997 1974
Oct 1998–Aug 1999
11-Month
52.94"
(1,344.68mm)
40.16"
(1,020.06mm)
12.78"
(324.62mm)
122nd Driest Driest since: 1998 1977
3rd Wettest Wettest since: 1997 1997
Sep 1998–Aug 1999
12-Month
53.60"
(1,361.44mm)
42.12"
(1,069.85mm)
11.48"
(291.59mm)
122nd Driest Driest since: 1998 1977
3rd Wettest Wettest since: 1997 1997
Mar 1998–Aug 1999
18-Month
65.84"
(1,672.34mm)
55.18"
(1,401.57mm)
10.66"
(270.77mm)
118th Driest Driest since: 1998 1930
7th Wettest Wettest since: 1997 1997
Sep 1997–Aug 1999
24-Month
97.94"
(2,487.68mm)
84.28"
(2,140.71mm)
13.66"
(346.97mm)
114th Driest Driest since: 1995 1930
10th Wettest Wettest since: 1998 1997
Sep 1996–Aug 1999
36-Month
156.30"
(3,970.02mm)
126.37"
(3,209.80mm)
29.93"
(760.22mm)
121st Driest Driest since: 1998 1931
2nd Wettest Wettest since: 1997 1997
Sep 1995–Aug 1999
48-Month
209.81"
(5,329.17mm)
168.47"
(4,279.14mm)
41.34"
(1,050.03mm)
121st Driest Driest since: 1998 1931
1st Wettest Wettest to Date 1999
Sep 1994–Aug 1999
60-Month
257.58"
(6,542.53mm)
210.46"
(5,345.68mm)
47.12"
(1,196.85mm)
120th Driest Driest since: 1998 1930
1st Wettest Wettest to Date 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 18, 2020 from https://www.ncdc.noaa.gov/cag/