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 2020. For more information, please see Climatological Rankings.


Southwest Climate Region

Precipitation Rankings, May 1977

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1977
1-Month
1.22"
(30.99mm)
1.11"
(28.19mm)
0.11"
(2.80mm)
83rd Driest Driest since: 1975 1974
44th Wettest Wettest since: 1976 2015
Apr–May 1977
2-Month
2.26"
(57.40mm)
2.17"
(55.12mm)
0.09"
(2.28mm)
74th Driest Driest since: 1975 2002
53rd Wettest Wettest since: 1976 1941
Ties: 1923, 1958, 2001
Mar–May 1977
3-Month
2.91"
(73.91mm)
3.33"
(84.58mm)
-0.42"
(-10.67mm)
44th Driest Driest since: 1974 2002
83rd Wettest Wettest since: 1976 1941
Ties: 1953, 2000
Feb–May 1977
4-Month
3.32"
(84.33mm)
4.33"
(109.98mm)
-1.01"
(-25.65mm)
27th Driest Driest since: 1974 2002
100th Wettest Wettest since: 1976 1905
Jan–May 1977
5-Month
4.13"
(104.90mm)
5.31"
(134.87mm)
-1.18"
(-29.97mm)
32nd Driest Driest since: 1974 1972
95th Wettest Wettest since: 1976 1905
Ties: 1924, 1964
Dec 1976–May 1977
6-Month
4.30"
(109.22mm)
6.32"
(160.53mm)
-2.02"
(-51.31mm)
13th Driest Driest since: 1974 2002
113th Wettest Wettest since: 1976 1905
Nov 1976–May 1977
7-Month
4.67"
(118.62mm)
7.21"
(183.13mm)
-2.54"
(-64.51mm)
7th Driest Driest since: 1972 2002
119th Wettest Wettest since: 1976 1941
Oct 1976–May 1977
8-Month
5.43"
(137.92mm)
8.34"
(211.84mm)
-2.91"
(-73.92mm)
6th Driest Driest since: 1904 2002
120th Wettest Wettest since: 1976 1941
Sep 1976–May 1977
9-Month
7.40"
(187.96mm)
9.71"
(246.63mm)
-2.31"
(-58.67mm)
21st Driest Driest since: 1974 2002
105th Wettest Wettest since: 1976 1941
Aug 1976–May 1977
10-Month
8.60"
(218.44mm)
11.72"
(297.69mm)
-3.12"
(-79.25mm)
13th Driest Driest since: 1974 2002
113th Wettest Wettest since: 1976 1941
Jul 1976–May 1977
11-Month
10.66"
(270.76mm)
13.59"
(345.19mm)
-2.93"
(-74.43mm)
12th Driest Driest since: 1974 2002
114th Wettest Wettest since: 1976 1941
Ties: 1953
Jun 1976–May 1977
12-Month
11.17"
(283.72mm)
14.53"
(369.06mm)
-3.36"
(-85.34mm)
9th Driest Driest since: 1974 2002
117th Wettest Wettest since: 1976 1905
Dec 1975–May 1977
18-Month
16.54"
(420.12mm)
20.86"
(529.84mm)
-4.32"
(-109.72mm)
10th Driest Driest since: 1972 2013
115th Wettest Wettest since: 1976 1942
Jun 1975–May 1977
24-Month
23.69"
(601.73mm)
29.05"
(737.87mm)
-5.36"
(-136.14mm)
8th Driest Driest since: 1955 2003
117th Wettest Wettest since: 1976 1942
Jun 1974–May 1977
36-Month
38.28"
(972.31mm)
43.54"
(1,105.92mm)
-5.26"
(-133.61mm)
14th Driest Driest since: 1976 1904
110th Wettest Wettest since: 1975 1907
Jun 1973–May 1977
48-Month
48.85"
(1,240.79mm)
58.01"
(1,473.45mm)
-9.16"
(-232.66mm)
5th Driest Driest since: 1957 1904
118th Wettest Wettest since: 1976 1986
Jun 1972–May 1977
60-Month
68.52"
(1,740.41mm)
72.48"
(1,840.99mm)
-3.96"
(-100.58mm)
35th Driest Driest since: 1967 1957
87th Wettest Wettest since: 1976 1987

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published October 2020, retrieved on October 22, 2020 from https://www.ncdc.noaa.gov/cag/