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


Northwest Climate Region

Precipitation Rankings, May 1990

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1990
1-Month
3.05"
(77.47mm)
2.14"
(54.36mm)
0.91"
(23.11mm)
102nd Driest Driest since: 1989 1924
24th Wettest Wettest since: 1984 1998
Apr–May 1990
2-Month
5.69"
(144.53mm)
4.50"
(114.30mm)
1.19"
(30.23mm)
101st Driest Driest since: 1989 1924
25th Wettest Wettest since: 1988 1996
Mar–May 1990
3-Month
7.85"
(199.39mm)
7.76"
(197.10mm)
0.09"
(2.29mm)
62nd Driest Driest since: 1987 1924
64th Wettest Wettest since: 1989 2011
Feb–May 1990
4-Month
11.56"
(293.62mm)
11.37"
(288.80mm)
0.19"
(4.82mm)
68th Driest Driest since: 1988 1924
58th Wettest Wettest since: 1989 1904
Jan–May 1990
5-Month
17.62"
(447.55mm)
15.90"
(403.86mm)
1.72"
(43.69mm)
86th Driest Driest since: 1989 1924
40th Wettest Wettest since: 1986 1904
Dec 1989–May 1990
6-Month
19.55"
(496.57mm)
20.54"
(521.72mm)
-0.99"
(-25.15mm)
46th Driest Driest since: 1989 1977
79th Wettest Wettest since: 1988 1997
Nov 1989–May 1990
7-Month
22.90"
(581.66mm)
24.89"
(632.21mm)
-1.99"
(-50.55mm)
34th Driest Driest since: 1987 1977
91st Wettest Wettest since: 1989 1974
Oct 1989–May 1990
8-Month
25.19"
(639.83mm)
27.45"
(697.23mm)
-2.26"
(-57.40mm)
30th Driest Driest since: 1988 1977
95th Wettest Wettest since: 1989 1974
Ties: 1923
Sep 1989–May 1990
9-Month
26.00"
(660.40mm)
28.87"
(733.30mm)
-2.87"
(-72.90mm)
26th Driest Driest since: 1988 1977
99th Wettest Wettest since: 1989 1974
Aug 1989–May 1990
10-Month
27.57"
(700.28mm)
29.68"
(753.87mm)
-2.11"
(-53.59mm)
30th Driest Driest since: 1988 1977
95th Wettest Wettest since: 1989 1974
Jul 1989–May 1990
11-Month
28.09"
(713.49mm)
30.40"
(772.16mm)
-2.31"
(-58.67mm)
29th Driest Driest since: 1988 1977
96th Wettest Wettest since: 1989 1974
Ties: 1947
Jun 1989–May 1990
12-Month
29.04"
(737.62mm)
32.13"
(816.10mm)
-3.09"
(-78.48mm)
26th Driest Driest since: 1988 1977
99th Wettest Wettest since: 1989 1996
Dec 1988–May 1990
18-Month
48.17"
(1,223.52mm)
52.65"
(1,337.31mm)
-4.48"
(-113.79mm)
24th Driest Driest since: 1988 1930
100th Wettest Wettest since: 1989 1997
Ties: 1912
Jun 1988–May 1990
24-Month
59.85"
(1,520.19mm)
64.28"
(1,632.71mm)
-4.43"
(-112.52mm)
28th Driest Driest since: 1989 1930
96th Wettest Wettest since: 1987 1997
Jun 1987–May 1990
36-Month
86.57"
(2,198.88mm)
96.36"
(2,447.54mm)
-9.79"
(-248.66mm)
16th Driest Driest since: 1989 1931
107th Wettest Wettest since: 1988 1998
Jun 1986–May 1990
48-Month
114.63"
(2,911.60mm)
128.40"
(3,261.36mm)
-13.77"
(-349.76mm)
7th Driest Driest since: 1933 1931
115th Wettest Wettest since: 1989 1999
Jun 1985–May 1990
60-Month
147.97"
(3,758.44mm)
160.37"
(4,073.40mm)
-12.40"
(-314.96mm)
13th Driest Driest since: 1937 1933
108th Wettest Wettest since: 1989 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published December 2019, retrieved on December 15, 2019 from https://www.ncdc.noaa.gov/cag/