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


Northwest Climate Region

Precipitation Rankings, July 1991

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1991
1-Month
0.53"
(13.46mm)
0.73"
(18.54mm)
-0.20"
(-5.08mm)
53rd Driest Driest since: 1989 2018
73rd Wettest Wettest since: 1990 1983
Ties: 1971
Jun–Jul 1991
2-Month
2.49"
(63.25mm)
2.45"
(62.23mm)
0.04"
(1.02mm)
76th Driest Driest since: 1990 1919
50th Wettest Wettest since: 1987 1913
May–Jul 1991
3-Month
5.85"
(148.59mm)
4.59"
(116.59mm)
1.26"
(32.00mm)
106th Driest Driest since: 1990 1924
20th Wettest Wettest since: 1984 1948
Apr–Jul 1991
4-Month
9.26"
(235.20mm)
6.95"
(176.53mm)
2.31"
(58.67mm)
112th Driest Driest since: 1990 1924
14th Wettest Wettest since: 1984 1993
Mar–Jul 1991
5-Month
13.13"
(333.50mm)
10.21"
(259.33mm)
2.92"
(74.17mm)
113th Driest Driest since: 1990 1924
13th Wettest Wettest since: 1984 1993
Feb–Jul 1991
6-Month
15.85"
(402.59mm)
13.82"
(351.03mm)
2.03"
(51.56mm)
97th Driest Driest since: 1990 1924
29th Wettest Wettest since: 1986 1904
Jan–Jul 1991
7-Month
18.69"
(474.73mm)
18.35"
(466.09mm)
0.34"
(8.64mm)
72nd Driest Driest since: 1989 1924
54th Wettest Wettest since: 1990 1904
Dec 1990–Jul 1991
8-Month
21.82"
(554.23mm)
22.99"
(583.95mm)
-1.17"
(-29.72mm)
43rd Driest Driest since: 1989 1977
82nd Wettest Wettest since: 1990 1997
Ties: 1914, 2004
Nov 1990–Jul 1991
9-Month
26.67"
(677.42mm)
27.34"
(694.44mm)
-0.67"
(-17.02mm)
56th Driest Driest since: 1990 1977
69th Wettest Wettest since: 1989 1997
Oct 1990–Jul 1991
10-Month
30.28"
(769.11mm)
29.90"
(759.46mm)
0.38"
(9.65mm)
73rd Driest Driest since: 1990 1977
52nd Wettest Wettest since: 1984 1997
Sep 1990–Jul 1991
11-Month
30.57"
(776.48mm)
31.32"
(795.53mm)
-0.75"
(-19.05mm)
54th Driest Driest since: 1990 1977
71st Wettest Wettest since: 1986 1997
Aug 1990–Jul 1991
12-Month
32.08"
(814.83mm)
32.13"
(816.10mm)
-0.05"
(-1.27mm)
66th Driest Driest since: 1990 1977
59th Wettest Wettest since: 1986 1997
Feb 1990–Jul 1991
18-Month
46.08"
(1,170.43mm)
45.95"
(1,167.13mm)
0.13"
(3.30mm)
64th Driest Driest since: 1990 1977
61st Wettest Wettest since: 1984 1997
Ties: 2000
Aug 1989–Jul 1991
24-Month
62.09"
(1,577.09mm)
64.28"
(1,632.71mm)
-2.19"
(-55.62mm)
51st Driest Driest since: 1990 1930
73rd Wettest Wettest since: 1987 1997
Aug 1988–Jul 1991
36-Month
92.36"
(2,345.94mm)
96.37"
(2,447.80mm)
-4.01"
(-101.86mm)
36th Driest Driest since: 1990 1931
87th Wettest Wettest since: 1986 1997
Aug 1987–Jul 1991
48-Month
118.21"
(3,002.53mm)
128.41"
(3,261.61mm)
-10.20"
(-259.08mm)
18th Driest Driest since: 1990 1931
104th Wettest Wettest since: 1989 1999
Aug 1986–Jul 1991
60-Month
147.37"
(3,743.20mm)
160.38"
(4,073.65mm)
-13.01"
(-330.45mm)
12th Driest Driest since: 1989 1933
109th Wettest Wettest since: 1990 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published August 2019, retrieved on August 21, 2019 from https://www.ncdc.noaa.gov/cag/