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


West Climate Region

Precipitation Rankings, May 1975

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
May 1975
1-Month
0.47"
(11.94mm)
0.92"
(23.37mm)
-0.45"
(-11.43mm)
26th Driest Driest since: 1974 1924
102nd Wettest Wettest since: 1973 1998
Ties: 2017
Apr–May 1975
2-Month
2.21"
(56.13mm)
2.26"
(57.40mm)
-0.05"
(-1.27mm)
67th Driest Driest since: 1974 1909
61st Wettest Wettest since: 1971 1896
Ties: 1904
Mar–May 1975
3-Month
6.39"
(162.31mm)
4.59"
(116.59mm)
1.80"
(45.72mm)
107th Driest Driest since: 1974 2008
21st Wettest Wettest since: 1967 1995
Feb–May 1975
4-Month
9.95"
(252.73mm)
7.31"
(185.67mm)
2.64"
(67.06mm)
112th Driest Driest since: 1974 1997
16th Wettest Wettest since: 1958 1998
Jan–May 1975
5-Month
11.20"
(284.48mm)
10.29"
(261.37mm)
0.91"
(23.11mm)
84th Driest Driest since: 1974 2013
44th Wettest Wettest since: 1973 1998
Dec 1974–May 1975
6-Month
13.63"
(346.20mm)
12.84"
(326.14mm)
0.79"
(20.06mm)
81st Driest Driest since: 1974 1924
46th Wettest Wettest since: 1973 1995
Nov 1974–May 1975
7-Month
14.45"
(367.03mm)
14.71"
(373.63mm)
-0.26"
(-6.60mm)
71st Driest Driest since: 1972 1977
56th Wettest Wettest since: 1974 1995
Oct 1974–May 1975
8-Month
16.18"
(410.97mm)
15.74"
(399.80mm)
0.44"
(11.17mm)
73rd Driest Driest since: 1972 1977
54th Wettest Wettest since: 1974 1983
Sep 1974–May 1975
9-Month
16.20"
(411.48mm)
16.23"
(412.24mm)
-0.03"
(-0.76mm)
71st Driest Driest since: 1972 2021
56th Wettest Wettest since: 1974 1983
Aug 1974–May 1975
10-Month
16.44"
(417.58mm)
16.62"
(422.15mm)
-0.18"
(-4.57mm)
68th Driest Driest since: 1972 2021
59th Wettest Wettest since: 1974 1983
Jul 1974–May 1975
11-Month
16.96"
(430.78mm)
16.95"
(430.53mm)
0.01"
(0.25mm)
72nd Driest Driest since: 1972 2021
55th Wettest Wettest since: 1974 1983
Jun 1974–May 1975
12-Month
17.04"
(432.82mm)
17.44"
(442.98mm)
-0.40"
(-10.16mm)
66th Driest Driest since: 1972 2021
61st Wettest Wettest since: 1974 1983
Dec 1973–May 1975
18-Month
29.86"
(758.44mm)
30.25"
(768.35mm)
-0.39"
(-9.91mm)
67th Driest Driest since: 1973 1977
59th Wettest Wettest since: 1974 1983
Jun 1973–May 1975
24-Month
36.82"
(935.23mm)
34.89"
(886.21mm)
1.93"
(49.02mm)
87th Driest Driest since: 1973 2021
39th Wettest Wettest since: 1974 1983
Jun 1972–May 1975
36-Month
57.40"
(1,457.96mm)
52.30"
(1,328.42mm)
5.10"
(129.54mm)
94th Driest Driest since: 1974 2014
31st Wettest Wettest since: 1971 1984
Jun 1971–May 1975
48-Month
69.96"
(1,776.98mm)
69.56"
(1,766.82mm)
0.40"
(10.16mm)
74th Driest Driest since: 1973 2015
50th Wettest Wettest since: 1974 1998
Jun 1970–May 1975
60-Month
88.76"
(2,254.50mm)
86.83"
(2,205.48mm)
1.93"
(49.02mm)
76th Driest Driest since: 1972 1933
47th Wettest Wettest since: 1974 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published November 2021, retrieved on November 27, 2021 from https://www.ncdc.noaa.gov/cag/