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


West Climate Region

Precipitation Rankings, May 1990

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
May 1990
1-Month
1.97"
(50.04mm)
0.92"
(23.37mm)
1.05"
(26.67mm)
119th Driest Driest since: 1989 1924
9th Wettest Wettest since: 1977 1998
Apr–May 1990
2-Month
3.09"
(78.49mm)
2.26"
(57.40mm)
0.83"
(21.09mm)
100th Driest Driest since: 1989 1909
28th Wettest Wettest since: 1988 1896
Mar–May 1990
3-Month
4.13"
(104.90mm)
4.59"
(116.59mm)
-0.46"
(-11.69mm)
62nd Driest Driest since: 1988 2008
66th Wettest Wettest since: 1989 1995
Feb–May 1990
4-Month
5.89"
(149.61mm)
7.31"
(185.67mm)
-1.42"
(-36.06mm)
44th Driest Driest since: 1988 1997
84th Wettest Wettest since: 1989 1998
Jan–May 1990
5-Month
8.50"
(215.90mm)
10.29"
(261.37mm)
-1.79"
(-45.47mm)
47th Driest Driest since: 1989 2013
81st Wettest Wettest since: 1987 1998
Ties: 1933
Dec 1989–May 1990
6-Month
8.61"
(218.69mm)
12.84"
(326.14mm)
-4.23"
(-107.45mm)
18th Driest Driest since: 1985 1924
109th Wettest Wettest since: 1989 1995
Nov 1989–May 1990
7-Month
9.45"
(240.03mm)
14.71"
(373.63mm)
-5.26"
(-133.60mm)
9th Driest Driest since: 1977 1977
118th Wettest Wettest since: 1989 1995
Oct 1989–May 1990
8-Month
10.82"
(274.83mm)
15.74"
(399.80mm)
-4.92"
(-124.97mm)
12th Driest Driest since: 1977 1977
115th Wettest Wettest since: 1989 1983
Sep 1989–May 1990
9-Month
11.88"
(301.75mm)
16.23"
(412.24mm)
-4.35"
(-110.49mm)
18th Driest Driest since: 1977 2021
109th Wettest Wettest since: 1989 1983
Aug 1989–May 1990
10-Month
12.42"
(315.47mm)
16.62"
(422.15mm)
-4.20"
(-106.68mm)
20th Driest Driest since: 1987 2021
107th Wettest Wettest since: 1989 1983
Ties: 1987
Jul 1989–May 1990
11-Month
12.55"
(318.77mm)
16.95"
(430.53mm)
-4.40"
(-111.76mm)
17th Driest Driest since: 1977 2021
110th Wettest Wettest since: 1989 1983
Ties: 2020
Jun 1989–May 1990
12-Month
12.99"
(329.95mm)
17.44"
(442.98mm)
-4.45"
(-113.03mm)
21st Driest Driest since: 1987 2021
106th Wettest Wettest since: 1989 1983
Dec 1988–May 1990
18-Month
22.59"
(573.79mm)
30.25"
(768.35mm)
-7.66"
(-194.56mm)
13th Driest Driest since: 1977 1977
113th Wettest Wettest since: 1989 1983
Jun 1988–May 1990
24-Month
27.28"
(692.91mm)
34.89"
(886.21mm)
-7.61"
(-193.30mm)
18th Driest Driest since: 1977 2021
108th Wettest Wettest since: 1989 1983
Jun 1987–May 1990
36-Month
42.12"
(1,069.85mm)
52.30"
(1,328.42mm)
-10.18"
(-258.57mm)
12th Driest Driest since: 1989 2014
113th Wettest Wettest since: 1988 1984
Jun 1986–May 1990
48-Month
55.00"
(1,397.00mm)
69.56"
(1,766.82mm)
-14.56"
(-369.82mm)
4th Driest Driest since: 1934 2015
120th Wettest Wettest since: 1989 1998
Jun 1985–May 1990
60-Month
76.28"
(1,937.51mm)
86.83"
(2,205.48mm)
-10.55"
(-267.97mm)
16th Driest Driest since: 1964 1933
107th Wettest Wettest since: 1989 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published October 2021, retrieved on October 26, 2021 from https://www.ncdc.noaa.gov/cag/