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


Southwest Climate Region

Precipitation Rankings, September 1990

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1990
1-Month
2.12"
(53.85mm)
1.36"
(34.54mm)
0.76"
(19.31mm)
113th Driest Driest since: 1989 1953, 1956
15th Wettest Wettest since: 1985 2013
Aug–Sep 1990
2-Month
4.13"
(104.90mm)
3.38"
(85.85mm)
0.75"
(19.05mm)
110th Driest Driest since: 1989 2020
18th Wettest Wettest since: 1984 2013
Ties: 1925
Jul–Sep 1990
3-Month
6.80"
(172.72mm)
5.25"
(133.35mm)
1.55"
(39.37mm)
118th Driest Driest since: 1989 2020
10th Wettest Wettest since: 1941 2013
Ties: 1909
Jun–Sep 1990
4-Month
7.31"
(185.67mm)
6.19"
(157.23mm)
1.12"
(28.44mm)
107th Driest Driest since: 1989 2020
21st Wettest Wettest since: 1986 1927
May–Sep 1990
5-Month
8.26"
(209.80mm)
7.30"
(185.42mm)
0.96"
(24.38mm)
101st Driest Driest since: 1989 2020
27th Wettest Wettest since: 1986 1941
Apr–Sep 1990
6-Month
9.53"
(242.06mm)
8.36"
(212.34mm)
1.17"
(29.72mm)
107th Driest Driest since: 1989 2020
21st Wettest Wettest since: 1988 1941
Mar–Sep 1990
7-Month
10.69"
(271.53mm)
9.51"
(241.55mm)
1.18"
(29.98mm)
102nd Driest Driest since: 1989 1956
26th Wettest Wettest since: 1986 1941
Feb–Sep 1990
8-Month
11.70"
(297.18mm)
10.52"
(267.21mm)
1.18"
(29.97mm)
101st Driest Driest since: 1989 1956
27th Wettest Wettest since: 1986 1941
Jan–Sep 1990
9-Month
12.58"
(319.53mm)
11.50"
(292.10mm)
1.08"
(27.43mm)
96th Driest Driest since: 1989 1956
32nd Wettest Wettest since: 1986 1941
Ties: 1907
Dec 1989–Sep 1990
10-Month
12.99"
(329.95mm)
12.51"
(317.75mm)
0.48"
(12.20mm)
79th Driest Driest since: 1989 1956
48th Wettest Wettest since: 1988 1941
Ties: 1978
Nov 1989–Sep 1990
11-Month
13.21"
(335.53mm)
13.40"
(340.36mm)
-0.19"
(-4.83mm)
67th Driest Driest since: 1989 1956
60th Wettest Wettest since: 1988 1941
Oct 1989–Sep 1990
12-Month
14.05"
(356.87mm)
14.53"
(369.06mm)
-0.48"
(-12.19mm)
63rd Driest Driest since: 1989 1956
64th Wettest Wettest since: 1988 1941
Apr 1989–Sep 1990
18-Month
20.57"
(522.48mm)
22.92"
(582.17mm)
-2.35"
(-59.69mm)
35th Driest Driest since: 1977 2002
92nd Wettest Wettest since: 1989 1941
Oct 1988–Sep 1990
24-Month
25.39"
(644.91mm)
29.08"
(738.63mm)
-3.69"
(-93.72mm)
21st Driest Driest since: 1977 1956
105th Wettest Wettest since: 1989 1942
Oct 1987–Sep 1990
36-Month
41.37"
(1,050.80mm)
43.57"
(1,106.68mm)
-2.20"
(-55.88mm)
45th Driest Driest since: 1978 1956
80th Wettest Wettest since: 1989 1907
Ties: 2010
Oct 1986–Sep 1990
48-Month
57.42"
(1,458.47mm)
58.05"
(1,474.47mm)
-0.63"
(-16.00mm)
70th Driest Driest since: 1979 1956
54th Wettest Wettest since: 1989 1986
Oct 1985–Sep 1990
60-Month
74.82"
(1,900.43mm)
72.53"
(1,842.26mm)
2.29"
(58.17mm)
88th Driest Driest since: 1981 1957
35th Wettest Wettest since: 1989 1986

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published November 2021, retrieved on November 29, 2021 from https://www.ncdc.noaa.gov/cag/