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 2019. For more information, please see Climatological Rankings.


West Climate Region

Precipitation Rankings, May 1977

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1977
1-Month
2.05"
(52.07mm)
0.92"
(23.37mm)
1.13"
(28.70mm)
118th Driest Driest since: 1976 1924
8th Wettest Wettest since: 1957 1998
Apr–May 1977
2-Month
2.27"
(57.66mm)
2.26"
(57.40mm)
0.01"
(0.26mm)
70th Driest Driest since: 1976 1909
56th Wettest Wettest since: 1971 1896
Ties: 1999
Mar–May 1977
3-Month
3.48"
(88.39mm)
4.59"
(116.59mm)
-1.11"
(-28.20mm)
35th Driest Driest since: 1976 2008
91st Wettest Wettest since: 1975 1995
Ties: 1913
Feb–May 1977
4-Month
4.29"
(108.97mm)
7.31"
(185.67mm)
-3.02"
(-76.70mm)
16th Driest Driest since: 1972 1997
110th Wettest Wettest since: 1976 1998
Jan–May 1977
5-Month
5.72"
(145.29mm)
10.29"
(261.37mm)
-4.57"
(-116.08mm)
13th Driest Driest since: 1972 2013
113th Wettest Wettest since: 1976 1998
Dec 1976–May 1977
6-Month
6.06"
(153.92mm)
12.84"
(326.14mm)
-6.78"
(-172.22mm)
2nd Driest Driest since: 1924 1924
123rd Wettest Wettest since: 1976 1995
Nov 1976–May 1977
7-Month
6.63"
(168.40mm)
14.71"
(373.63mm)
-8.08"
(-205.23mm)
1st Driest Driest to Date 1977
124th Wettest Wettest since: 1976 1995
Oct 1976–May 1977
8-Month
7.36"
(186.94mm)
15.74"
(399.80mm)
-8.38"
(-212.86mm)
1st Driest Driest to Date 1977
124th Wettest Wettest since: 1976 1983
Sep 1976–May 1977
9-Month
8.87"
(225.30mm)
16.23"
(412.24mm)
-7.36"
(-186.94mm)
2nd Driest Driest since: 1924 1924
123rd Wettest Wettest since: 1976 1983
Aug 1976–May 1977
10-Month
9.51"
(241.55mm)
16.62"
(422.15mm)
-7.11"
(-180.60mm)
2nd Driest Driest since: 1924 1924
123rd Wettest Wettest since: 1976 1983
Jul 1976–May 1977
11-Month
10.29"
(261.37mm)
16.95"
(430.53mm)
-6.66"
(-169.16mm)
2nd Driest Driest since: 1924 1924
123rd Wettest Wettest since: 1976 1983
Jun 1976–May 1977
12-Month
10.58"
(268.73mm)
17.44"
(442.98mm)
-6.86"
(-174.25mm)
2nd Driest Driest since: 1924 1924
123rd Wettest Wettest since: 1976 1983
Dec 1975–May 1977
18-Month
17.48"
(443.99mm)
30.25"
(768.35mm)
-12.77"
(-324.36mm)
1st Driest Driest to Date 1977
123rd Wettest Wettest since: 1976 1983
Jun 1975–May 1977
24-Month
22.22"
(564.39mm)
34.89"
(886.21mm)
-12.67"
(-321.82mm)
1st Driest Driest to Date 1977
123rd Wettest Wettest since: 1976 1983
Jun 1974–May 1977
36-Month
39.26"
(997.20mm)
52.30"
(1,328.42mm)
-13.04"
(-331.22mm)
6th Driest Driest since: 1961 2014
117th Wettest Wettest since: 1976 1984
Jun 1973–May 1977
48-Month
59.04"
(1,499.62mm)
69.56"
(1,766.82mm)
-10.52"
(-267.20mm)
16th Driest Driest since: 1962 2015
106th Wettest Wettest since: 1976 1998
Jun 1972–May 1977
60-Month
79.62"
(2,022.35mm)
86.83"
(2,205.48mm)
-7.21"
(-183.13mm)
37th Driest Driest since: 1964 1933
84th Wettest Wettest since: 1976 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published October 2019, retrieved on October 23, 2019 from https://www.ncdc.noaa.gov/cag/