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 1975

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 1975
1-Month
6.72"
(170.69mm)
3.78"
(96.01mm)
2.94"
(74.68mm)
119th Driest
Driest since:
2019
10th Wettest
Wettest since:
1988
Aug–Sep 1975
2-Month
12.28"
(311.91mm)
8.12"
(206.25mm)
4.16"
(105.66mm)
122nd Driest
Driest since:
1954
7th Wettest
Wettest since:
1939
Jul–Sep 1975
3-Month
20.50"
(520.70mm)
13.57"
(344.68mm)
6.93"
(176.02mm)
127th Driest
Driest since:
1954
2nd Wettest
Wettest since:
1916
Jun–Sep 1975
4-Month
25.75"
(654.05mm)
17.84"
(453.14mm)
7.91"
(200.91mm)
124th Driest
Driest since:
1954
5th Wettest
Wettest since:
2021
May–Sep 1975
5-Month
30.99"
(787.15mm)
22.09"
(561.09mm)
8.90"
(226.06mm)
123rd Driest
Driest since:
1954
6th Wettest
Wettest since:
2003
Apr–Sep 1975
6-Month
37.76"
(959.10mm)
26.89"
(683.01mm)
10.87"
(276.09mm)
126th Driest
Driest since:
1954
3rd Wettest
Wettest to Date
2003
Mar–Sep 1975
7-Month
46.39"
(1,178.31mm)
33.05"
(839.47mm)
13.34"
(338.84mm)
127th Driest
Driest since:
1954
2nd Wettest
Wettest to Date
2021
Feb–Sep 1975
8-Month
53.56"
(1,360.42mm)
38.23"
(971.04mm)
15.33"
(389.38mm)
128th Driest
Driest since:
1954
1st Wettest
Wettest to Date
1975
Jan–Sep 1975
9-Month
60.21"
(1,529.33mm)
43.41"
(1,102.61mm)
16.80"
(426.72mm)
128th Driest
Driest since:
1954
1st Wettest
Wettest to Date
1975
Dec 1974–Sep 1975
10-Month
66.11"
(1,679.19mm)
48.58"
(1,233.93mm)
17.53"
(445.26mm)
127th Driest
Driest since:
2007
1st Wettest
Wettest to Date
1975
Nov 1974–Sep 1975
11-Month
70.05"
(1,779.27mm)
52.38"
(1,330.45mm)
17.67"
(448.82mm)
127th Driest
Driest since:
2000
1st Wettest
Wettest to Date
1975
Oct 1974–Sep 1975
12-Month
71.32"
(1,811.53mm)
55.27"
(1,403.86mm)
16.05"
(407.67mm)
126th Driest
Driest since:
2000
2nd Wettest
Wettest to Date
2020
Apr 1974–Sep 1975
18-Month
103.28"
(2,623.31mm)
82.32"
(2,090.93mm)
20.96"
(532.38mm)
127th Driest
Driest since:
2007
1st Wettest
Wettest to Date
1975
Oct 1973–Sep 1975
24-Month
134.15"
(3,407.41mm)
110.77"
(2,813.56mm)
23.38"
(593.85mm)
124th Driest
Driest since:
2007
3rd Wettest
Wettest since:
2021
Oct 1972–Sep 1975
36-Month
203.62"
(5,171.95mm)
166.30"
(4,224.02mm)
37.32"
(947.93mm)
125th Driest
Driest since:
2008
1st Wettest
Wettest to Date
1975
Oct 1971–Sep 1975
48-Month
255.04"
(6,478.02mm)
221.61"
(5,628.89mm)
33.43"
(849.13mm)
121st Driest
Driest since:
1899
4th Wettest
Wettest since:
1976
Oct 1970–Sep 1975
60-Month
317.06"
(8,053.32mm)
276.82"
(7,031.23mm)
40.24"
(1,022.09mm)
122nd Driest
Driest since:
1955
2nd Wettest
Wettest to Date
1977

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