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 2020. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, May 1997

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1997
1-Month
1.96"
(49.78mm)
2.14"
(54.36mm)
-0.18"
(-4.58mm)
56th Driest Driest since: 1992 1924
71st Wettest Wettest since: 1996 1998
Ties: 1983
Apr–May 1997
2-Month
5.25"
(133.35mm)
4.50"
(114.30mm)
0.75"
(19.05mm)
90th Driest Driest since: 1994 1924
37th Wettest Wettest since: 1996 1996
Ties: 2018
Mar–May 1997
3-Month
9.97"
(253.24mm)
7.76"
(197.10mm)
2.21"
(56.14mm)
107th Driest Driest since: 1994 1924
20th Wettest Wettest since: 1996 2011
Feb–May 1997
4-Month
12.40"
(314.96mm)
11.37"
(288.80mm)
1.03"
(26.16mm)
84th Driest Driest since: 1994 1924
43rd Wettest Wettest since: 1996 1904
Jan–May 1997
5-Month
18.29"
(464.57mm)
15.90"
(403.86mm)
2.39"
(60.71mm)
100th Driest Driest since: 1994 1924
27th Wettest Wettest since: 1996 1904
Ties: 1907
Dec 1996–May 1997
6-Month
28.56"
(725.42mm)
20.54"
(521.72mm)
8.02"
(203.70mm)
125th Driest Driest since: 1996 1977
1st Wettest Wettest to Date 1997
Nov 1996–May 1997
7-Month
34.35"
(872.49mm)
24.89"
(632.21mm)
9.46"
(240.28mm)
123rd Driest Driest since: 1995 1977
3rd Wettest Wettest since: 1996 1974
Oct 1996–May 1997
8-Month
38.01"
(965.45mm)
27.45"
(697.23mm)
10.56"
(268.22mm)
124th Driest Driest since: 1996 1977
2nd Wettest Wettest since: 1974 1974
Sep 1996–May 1997
9-Month
39.43"
(1,001.52mm)
28.87"
(733.30mm)
10.56"
(268.22mm)
124th Driest Driest since: 1996 1977
2nd Wettest Wettest since: 1974 1974
Aug 1996–May 1997
10-Month
39.83"
(1,011.68mm)
29.68"
(753.87mm)
10.15"
(257.81mm)
124th Driest Driest since: 1996 1977
2nd Wettest Wettest since: 1996 1974
Ties: 1996
Jul 1996–May 1997
11-Month
40.34"
(1,024.64mm)
30.40"
(772.16mm)
9.94"
(252.48mm)
123rd Driest Driest since: 1995 1977
3rd Wettest Wettest since: 1996 1974
Jun 1996–May 1997
12-Month
41.32"
(1,049.53mm)
32.13"
(816.10mm)
9.19"
(233.43mm)
123rd Driest Driest since: 1995 1977
3rd Wettest Wettest since: 1996 1996
Dec 1995–May 1997
18-Month
69.33"
(1,760.98mm)
52.65"
(1,337.31mm)
16.68"
(423.67mm)
124th Driest Driest since: 1996 1930
1st Wettest Wettest to Date 1997
Jun 1995–May 1997
24-Month
85.03"
(2,159.76mm)
64.28"
(1,632.71mm)
20.75"
(527.05mm)
124th Driest Driest since: 1996 1930
1st Wettest Wettest to Date 1997
Jun 1994–May 1997
36-Month
120.34"
(3,056.64mm)
96.36"
(2,447.54mm)
23.98"
(609.10mm)
122nd Driest Driest since: 1996 1931
2nd Wettest Wettest to Date 1998
Jun 1993–May 1997
48-Month
146.18"
(3,712.97mm)
128.40"
(3,261.36mm)
17.78"
(451.61mm)
117th Driest Driest since: 1996 1931
6th Wettest Wettest since: 1985 1999
Jun 1992–May 1997
60-Month
179.11"
(4,549.39mm)
160.37"
(4,073.40mm)
18.74"
(475.99mm)
115th Driest Driest since: 1996 1933
7th Wettest Wettest since: 1986 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published August 2020, retrieved on August 11, 2020 from https://www.ncdc.noaa.gov/cag/