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 August 2021. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, May 1917

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
May 1917
1-Month
2.37"
(60.20mm)
2.14"
(54.36mm)
0.23"
(5.84mm)
83rd Driest Driest since: 1916 1924
45th Wettest Wettest since: 1915 1998
Apr–May 1917
2-Month
6.11"
(155.19mm)
4.50"
(114.30mm)
1.61"
(40.89mm)
113th Driest Driest since: 1916 1924
15th Wettest Wettest since: 1915 1996
Mar–May 1917
3-Month
9.79"
(248.67mm)
7.76"
(197.10mm)
2.03"
(51.57mm)
103rd Driest Driest since: 1915 1924
25th Wettest Wettest since: 1916 2011
Feb–May 1917
4-Month
13.24"
(336.30mm)
11.37"
(288.80mm)
1.87"
(47.50mm)
100th Driest Driest since: 1915 1924
28th Wettest Wettest since: 1916 1904
Jan–May 1917
5-Month
16.37"
(415.80mm)
15.90"
(403.86mm)
0.47"
(11.94mm)
69th Driest Driest since: 1915 1924
59th Wettest Wettest since: 1916 1904
Dec 1916–May 1917
6-Month
20.44"
(519.18mm)
20.54"
(521.72mm)
-0.10"
(-2.54mm)
61st Driest Driest since: 1915 1977
66th Wettest Wettest since: 1916 1997
Nov 1916–May 1917
7-Month
24.04"
(610.62mm)
24.89"
(632.21mm)
-0.85"
(-21.59mm)
54th Driest Driest since: 1915 1977
73rd Wettest Wettest since: 1916 1974
Oct 1916–May 1917
8-Month
25.48"
(647.19mm)
27.45"
(697.23mm)
-1.97"
(-50.04mm)
35th Driest Driest since: 1915 1977
92nd Wettest Wettest since: 1916 1974
Sep 1916–May 1917
9-Month
26.28"
(667.51mm)
28.87"
(733.30mm)
-2.59"
(-65.79mm)
31st Driest Driest since: 1915 1977
96th Wettest Wettest since: 1916 1974
Ties: 2020
Aug 1916–May 1917
10-Month
26.86"
(682.24mm)
29.68"
(753.87mm)
-2.82"
(-71.63mm)
25th Driest Driest since: 1915 1977
102nd Wettest Wettest since: 1916 1974
Jul 1916–May 1917
11-Month
28.59"
(726.19mm)
30.40"
(772.16mm)
-1.81"
(-45.97mm)
39th Driest Driest since: 1915 1977
88th Wettest Wettest since: 1916 1974
Jun 1916–May 1917
12-Month
30.55"
(775.97mm)
32.13"
(816.10mm)
-1.58"
(-40.13mm)
42nd Driest Driest since: 1915 1977
85th Wettest Wettest since: 1916 1996
Dec 1915–May 1917
18-Month
56.27"
(1,429.26mm)
52.65"
(1,337.31mm)
3.62"
(91.95mm)
100th Driest Driest since: 1916 1930
26th Wettest Wettest since: 1907 1997
Jun 1915–May 1917
24-Month
67.71"
(1,719.83mm)
64.28"
(1,632.71mm)
3.43"
(87.12mm)
92nd Driest Driest since: 1916 1930
34th Wettest Wettest since: 1908 1997
Jun 1914–May 1917
36-Month
96.34"
(2,447.04mm)
96.36"
(2,447.54mm)
-0.02"
(-0.50mm)
65th Driest Driest since: 1915 1931
60th Wettest Wettest since: 1916 1998
Jun 1913–May 1917
48-Month
129.99"
(3,301.75mm)
128.40"
(3,261.36mm)
1.59"
(40.39mm)
73rd Driest Driest since: 1915 1931
51st Wettest Wettest since: 1916 1999
Jun 1912–May 1917
60-Month
161.33"
(4,097.78mm)
160.37"
(4,073.40mm)
0.96"
(24.38mm)
66th Driest Driest since: 1915 1933
57th Wettest Wettest since: 1916 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2021, retrieved on September 23, 2021 from https://www.ncdc.noaa.gov/cag/