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 April 2022. For more information, please see Climatological Rankings.


Southwest Climate Region

Precipitation Rankings, September 1977

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1977
1-Month
1.06"
(26.92mm)
1.36"
(34.54mm)
-0.30"
(-7.62mm)
44th Driest Driest since: 1973 1953, 1956
84th Wettest Wettest since: 1976 2013
Ties: 1944
Aug–Sep 1977
2-Month
3.35"
(85.09mm)
3.38"
(85.85mm)
-0.03"
(-0.76mm)
70th Driest Driest since: 1976 2020
58th Wettest Wettest since: 1972 2013
Jul–Sep 1977
3-Month
5.56"
(141.22mm)
5.25"
(133.35mm)
0.31"
(7.87mm)
85th Driest Driest since: 1976 2020
43rd Wettest Wettest since: 1971 2013
Jun–Sep 1977
4-Month
6.20"
(157.48mm)
6.19"
(157.23mm)
0.01"
(0.25mm)
73rd Driest Driest since: 1976 2020
55th Wettest Wettest since: 1972 1927
Ties: 1958
May–Sep 1977
5-Month
7.42"
(188.47mm)
7.30"
(185.42mm)
0.12"
(3.05mm)
76th Driest Driest since: 1976 2020
52nd Wettest Wettest since: 1972 1941
Apr–Sep 1977
6-Month
8.46"
(214.88mm)
8.36"
(212.34mm)
0.10"
(2.54mm)
74th Driest Driest since: 1976 2020
54th Wettest Wettest since: 1969 1941
Ties: 1958
Mar–Sep 1977
7-Month
9.11"
(231.39mm)
9.51"
(241.55mm)
-0.40"
(-10.16mm)
61st Driest Driest since: 1976 1956
67th Wettest Wettest since: 1975 1941
Ties: 1987
Feb–Sep 1977
8-Month
9.52"
(241.81mm)
10.52"
(267.21mm)
-1.00"
(-25.40mm)
39th Driest Driest since: 1974 1956
89th Wettest Wettest since: 1976 1941
Jan–Sep 1977
9-Month
10.33"
(262.38mm)
11.50"
(292.10mm)
-1.17"
(-29.72mm)
40th Driest Driest since: 1974 1956
88th Wettest Wettest since: 1976 1941
Dec 1976–Sep 1977
10-Month
10.50"
(266.70mm)
12.51"
(317.75mm)
-2.01"
(-51.05mm)
23rd Driest Driest since: 1974 1956
104th Wettest Wettest since: 1976 1941
Nov 1976–Sep 1977
11-Month
10.87"
(276.10mm)
13.40"
(340.36mm)
-2.53"
(-64.26mm)
12th Driest Driest since: 1974 1956
115th Wettest Wettest since: 1976 1941
Oct 1976–Sep 1977
12-Month
11.63"
(295.40mm)
14.53"
(369.06mm)
-2.90"
(-73.66mm)
14th Driest Driest since: 1974 1956
113th Wettest Wettest since: 1976 1941
Apr 1976–Sep 1977
18-Month
19.77"
(502.16mm)
22.92"
(582.17mm)
-3.15"
(-80.01mm)
19th Driest Driest since: 1974 2021
108th Wettest Wettest since: 1976 1941
Oct 1975–Sep 1977
24-Month
24.29"
(616.97mm)
29.08"
(738.63mm)
-4.79"
(-121.66mm)
9th Driest Driest since: 1956 1956
117th Wettest Wettest since: 1976 1942
Oct 1974–Sep 1977
36-Month
39.18"
(995.17mm)
43.57"
(1,106.68mm)
-4.39"
(-111.51mm)
24th Driest Driest since: 1976 1956
101st Wettest Wettest since: 1975 1907
Oct 1973–Sep 1977
48-Month
50.01"
(1,270.25mm)
58.05"
(1,474.47mm)
-8.04"
(-204.22mm)
9th Driest Driest since: 1957 1956
115th Wettest Wettest since: 1976 1986
Oct 1972–Sep 1977
60-Month
67.93"
(1,725.42mm)
72.53"
(1,842.26mm)
-4.60"
(-116.84mm)
31st Driest Driest since: 1974 1957
92nd Wettest Wettest since: 1976 1986
Ties: 1950

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2022, retrieved on May 17, 2022 from https://www.ncdc.noaa.gov/cag/