Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Alabama

Precipitation Rankings, September 1949

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1949
1-Month
3.25"
(82.55mm)
3.78"
(96.01mm)
-0.53"
(-13.46mm)
55th Driest
Driest since:
2019
74th Wettest
Wettest since:
1988
Ties: 2017
Aug–Sep 1949
2-Month
7.90"
(200.66mm)
8.12"
(206.25mm)
-0.22"
(-5.59mm)
63rd Driest
Driest since:
1954
66th Wettest
Wettest since:
1939
Jul–Sep 1949
3-Month
14.66"
(372.36mm)
13.57"
(344.68mm)
1.09"
(27.68mm)
79th Driest
Driest since:
1954
50th Wettest
Wettest since:
1916
Jun–Sep 1949
4-Month
20.22"
(513.59mm)
17.84"
(453.14mm)
2.38"
(60.45mm)
92nd Driest
Driest since:
1954
37th Wettest
Wettest since:
2021
May–Sep 1949
5-Month
24.51"
(622.55mm)
22.09"
(561.09mm)
2.42"
(61.46mm)
91st Driest
Driest since:
1954
38th Wettest
Wettest since:
2003
Apr–Sep 1949
6-Month
29.70"
(754.38mm)
26.89"
(683.01mm)
2.81"
(71.37mm)
94th Driest
Driest since:
1954
35th Wettest
Wettest since:
2003
Mar–Sep 1949
7-Month
36.11"
(917.19mm)
33.05"
(839.47mm)
3.06"
(77.72mm)
89th Driest
Driest since:
1954
40th Wettest
Wettest since:
2021
Feb–Sep 1949
8-Month
42.37"
(1,076.20mm)
38.23"
(971.04mm)
4.14"
(105.16mm)
97th Driest
Driest since:
1954
32nd Wettest
Wettest since:
1975
Jan–Sep 1949
9-Month
49.43"
(1,255.52mm)
43.41"
(1,102.61mm)
6.02"
(152.91mm)
104th Driest
Driest since:
1954
25th Wettest
Wettest since:
1975
Dec 1948–Sep 1949
10-Month
54.06"
(1,373.12mm)
48.58"
(1,233.93mm)
5.48"
(139.19mm)
99th Driest
Driest since:
2007
29th Wettest
Wettest since:
1975
Nov 1948–Sep 1949
11-Month
69.13"
(1,755.90mm)
52.38"
(1,330.45mm)
16.75"
(425.45mm)
126th Driest
Driest since:
2000
2nd Wettest
Wettest to Date
1975
Oct 1948–Sep 1949
12-Month
70.67"
(1,795.02mm)
55.27"
(1,403.86mm)
15.40"
(391.16mm)
123rd Driest
Driest since:
2000
5th Wettest
Wettest since:
2020
Apr 1948–Sep 1949
18-Month
96.45"
(2,449.83mm)
82.32"
(2,090.93mm)
14.13"
(358.90mm)
117th Driest
Driest since:
2007
11th Wettest
Wettest since:
1975
Oct 1947–Sep 1949
24-Month
131.95"
(3,351.53mm)
110.77"
(2,813.56mm)
21.18"
(537.97mm)
121st Driest
Driest since:
2007
6th Wettest
Wettest since:
2021
Oct 1946–Sep 1949
36-Month
187.83"
(4,770.88mm)
166.30"
(4,224.02mm)
21.53"
(546.86mm)
118th Driest
Driest since:
2008
8th Wettest
Wettest to Date
1975
Oct 1945–Sep 1949
48-Month
258.05"
(6,554.47mm)
221.61"
(5,628.89mm)
36.44"
(925.58mm)
123rd Driest
Driest since:
1899
2nd Wettest
Wettest to Date
1976
Oct 1944–Sep 1949
60-Month
308.66"
(7,839.96mm)
276.82"
(7,031.23mm)
31.84"
(808.73mm)
117th Driest
Driest since:
1955
7th Wettest
Wettest to Date
1977

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