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


Southwest Climate Region

Precipitation Rankings, September 1947

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1947
1-Month
0.70"
(17.78mm)
1.36"
(34.54mm)
-0.66"
(-16.76mm)
18th Driest Driest since: 1945 1953, 1956
110th Wettest Wettest since: 1946 2013
Ties: 1895, 1945, 1993
Aug–Sep 1947
2-Month
3.38"
(85.85mm)
3.38"
(85.85mm)
0.00"
(0.00mm)
73rd Driest Driest since: 1945 2020
55th Wettest Wettest since: 1946 2013
Ties: 2002
Jul–Sep 1947
3-Month
4.47"
(113.54mm)
5.25"
(133.35mm)
-0.78"
(-19.81mm)
32nd Driest Driest since: 1944 2020
96th Wettest Wettest since: 1946 2013
Ties: 1995
Jun–Sep 1947
4-Month
5.69"
(144.53mm)
6.19"
(157.23mm)
-0.50"
(-12.70mm)
45th Driest Driest since: 1944 2020
83rd Wettest Wettest since: 1946 1927
May–Sep 1947
5-Month
7.32"
(185.93mm)
7.30"
(185.42mm)
0.02"
(0.51mm)
72nd Driest Driest since: 1946 2020
56th Wettest Wettest since: 1941 1941
Apr–Sep 1947
6-Month
8.18"
(207.77mm)
8.36"
(212.34mm)
-0.18"
(-4.57mm)
65th Driest Driest since: 1945 2020
63rd Wettest Wettest since: 1946 1941
Mar–Sep 1947
7-Month
8.74"
(222.00mm)
9.51"
(241.55mm)
-0.77"
(-19.55mm)
39th Driest Driest since: 1943 1956
89th Wettest Wettest since: 1946 1941
Feb–Sep 1947
8-Month
9.25"
(234.95mm)
10.51"
(266.95mm)
-1.26"
(-32.00mm)
31st Driest Driest since: 1943 1956
97th Wettest Wettest since: 1946 1941
Jan–Sep 1947
9-Month
9.84"
(249.94mm)
11.50"
(292.10mm)
-1.66"
(-42.16mm)
26th Driest Driest since: 1934 1956
102nd Wettest Wettest since: 1946 1941
Dec 1946–Sep 1947
10-Month
10.57"
(268.48mm)
12.51"
(317.75mm)
-1.94"
(-49.27mm)
25th Driest Driest since: 1934 1956
102nd Wettest Wettest since: 1946 1941
Ties: 1954
Nov 1946–Sep 1947
11-Month
12.22"
(310.39mm)
13.40"
(340.36mm)
-1.18"
(-29.97mm)
49th Driest Driest since: 1946 1956
78th Wettest Wettest since: 1945 1941
Oct 1946–Sep 1947
12-Month
14.00"
(355.60mm)
14.53"
(369.06mm)
-0.53"
(-13.46mm)
61st Driest Driest since: 1946 1956
66th Wettest Wettest since: 1942 1941
Apr 1946–Sep 1947
18-Month
22.21"
(564.13mm)
22.92"
(582.17mm)
-0.71"
(-18.04mm)
62nd Driest Driest since: 1946 2021
65th Wettest Wettest since: 1942 1941
Oct 1945–Sep 1947
24-Month
26.74"
(679.20mm)
29.08"
(738.63mm)
-2.34"
(-59.43mm)
37th Driest Driest since: 1946 1956
89th Wettest Wettest since: 1945 1942
Oct 1944–Sep 1947
36-Month
40.51"
(1,028.95mm)
43.57"
(1,106.68mm)
-3.06"
(-77.73mm)
32nd Driest Driest since: 1946 1956
93rd Wettest Wettest since: 1945 1907
Oct 1943–Sep 1947
48-Month
54.23"
(1,377.44mm)
58.05"
(1,474.47mm)
-3.82"
(-97.03mm)
33rd Driest Driest since: 1946 1956
91st Wettest Wettest since: 1945 1986
Oct 1942–Sep 1947
60-Month
67.54"
(1,715.52mm)
72.53"
(1,842.26mm)
-4.99"
(-126.74mm)
25th Driest Driest since: 1937 1957
98th Wettest Wettest since: 1946 1986

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2022, retrieved on January 23, 2022 from https://www.ncdc.noaa.gov/cag/