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 2022. For more information, please see Climatological Rankings.


West Climate Region

Precipitation Rankings, May 1903

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 1903
1-Month
0.50"
(12.70mm)
0.92"
(23.37mm)
-0.42"
(-10.67mm)
30th Driest Driest since: 1897 1924
99th Wettest Wettest since: 1902 1998
Ties: 1919, 1928, 1940, 1999
Apr–May 1903
2-Month
1.36"
(34.54mm)
2.26"
(57.40mm)
-0.90"
(-22.86mm)
22nd Driest Driest since: 1897 1909
107th Wettest Wettest since: 1902 1896
Mar–May 1903
3-Month
4.99"
(126.75mm)
4.59"
(116.59mm)
0.40"
(10.16mm)
82nd Driest Driest since: 1902 2008
47th Wettest Wettest since: 1899 1995
Feb–May 1903
4-Month
6.27"
(159.26mm)
7.31"
(185.67mm)
-1.04"
(-26.41mm)
51st Driest Driest since: 1900 1997
78th Wettest Wettest since: 1902 1998
Ties: 1895, 1989
Jan–May 1903
5-Month
9.77"
(248.16mm)
10.29"
(261.37mm)
-0.52"
(-13.21mm)
68th Driest Driest since: 1900 2022
61st Wettest Wettest since: 1902 1998
Dec 1902–May 1903
6-Month
11.94"
(303.28mm)
12.84"
(326.14mm)
-0.90"
(-22.86mm)
66th Driest Driest since: 1900 1924
62nd Wettest Wettest since: 1902 1995
Ties: 1908
Nov 1902–May 1903
7-Month
14.79"
(375.67mm)
14.71"
(373.63mm)
0.08"
(2.04mm)
77th Driest Driest since: 1902 1977
51st Wettest Wettest since: 1901 1995
Ties: 1905
Oct 1902–May 1903
8-Month
15.92"
(404.37mm)
15.74"
(399.80mm)
0.18"
(4.57mm)
72nd Driest Driest since: 1902 1977
56th Wettest Wettest since: 1901 1983
Sep 1902–May 1903
9-Month
16.09"
(408.69mm)
16.23"
(412.24mm)
-0.14"
(-3.55mm)
70th Driest Driest since: 1900 2021
58th Wettest Wettest since: 1902 1983
Aug 1902–May 1903
10-Month
16.31"
(414.27mm)
16.62"
(422.15mm)
-0.31"
(-7.88mm)
68th Driest Driest since: 1900 2021
60th Wettest Wettest since: 1902 1983
Jul 1902–May 1903
11-Month
16.72"
(424.69mm)
16.95"
(430.53mm)
-0.23"
(-5.84mm)
68th Driest Driest since: 1900 2021
60th Wettest Wettest since: 1902 1983
Jun 1902–May 1903
12-Month
16.79"
(426.47mm)
17.44"
(442.98mm)
-0.65"
(-16.51mm)
64th Driest Driest since: 1899 2021
64th Wettest Wettest since: 1902 1983
Dec 1901–May 1903
18-Month
29.22"
(742.19mm)
30.25"
(768.35mm)
-1.03"
(-26.16mm)
63rd Driest Driest since: 1900 1977
64th Wettest Wettest since: 1902 1983
Jun 1901–May 1903
24-Month
34.13"
(866.90mm)
34.89"
(886.21mm)
-0.76"
(-19.31mm)
60th Driest Driest since: 1900 2022
67th Wettest Wettest since: 1902 1983
Jun 1900–May 1903
36-Month
53.18"
(1,350.77mm)
52.30"
(1,328.42mm)
0.88"
(22.35mm)
78th Driest Driest since: 1901 2022
48th Wettest Wettest since: 1902 1984
Jun 1899–May 1903
48-Month
70.18"
(1,782.57mm)
69.56"
(1,766.82mm)
0.62"
(15.75mm)
76th Driest Driest since: 1902 2015
49th Wettest Wettest to Date 1998
Jun 1898–May 1903
60-Month
84.48"
(2,145.79mm)
86.83"
(2,205.48mm)
-2.35"
(-59.69mm)
63rd Driest Driest since: 1902 1933
61st Wettest Wettest to Date 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, Precipitation, published September 2022, retrieved on October 2, 2022 from https://www.ncdc.noaa.gov/cag/