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 1899

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1899
1-Month
0.53"
(13.46mm)
3.78"
(96.01mm)
-3.25"
(-82.55mm)
2nd Driest
Driest since:
2019
127th Wettest
Wettest since:
1988
Aug–Sep 1899
2-Month
4.39"
(111.51mm)
8.12"
(206.25mm)
-3.73"
(-94.74mm)
5th Driest
Driest since:
1954
124th Wettest
Wettest since:
1939
Jul–Sep 1899
3-Month
11.12"
(282.45mm)
13.57"
(344.68mm)
-2.45"
(-62.23mm)
26th Driest
Driest since:
1954
103rd Wettest
Wettest since:
1916
Jun–Sep 1899
4-Month
14.03"
(356.36mm)
17.84"
(453.14mm)
-3.81"
(-96.78mm)
17th Driest
Driest since:
1954
112th Wettest
Wettest since:
2021
May–Sep 1899
5-Month
16.06"
(407.92mm)
22.09"
(561.09mm)
-6.03"
(-153.17mm)
9th Driest
Driest since:
1954
120th Wettest
Wettest since:
2003
Apr–Sep 1899
6-Month
18.51"
(470.15mm)
26.89"
(683.01mm)
-8.38"
(-212.86mm)
6th Driest
Driest since:
1954
123rd Wettest
Wettest since:
2003
Mar–Sep 1899
7-Month
24.82"
(630.43mm)
33.05"
(839.47mm)
-8.23"
(-209.04mm)
8th Driest
Driest since:
1954
121st Wettest
Wettest since:
2021
Feb–Sep 1899
8-Month
31.22"
(792.99mm)
38.23"
(971.04mm)
-7.01"
(-178.05mm)
12th Driest
Driest since:
1954
117th Wettest
Wettest since:
1975
Jan–Sep 1899
9-Month
37.40"
(949.96mm)
43.41"
(1,102.61mm)
-6.01"
(-152.65mm)
21st Driest
Driest since:
1954
108th Wettest
Wettest since:
1975
Dec 1898–Sep 1899
10-Month
41.25"
(1,047.75mm)
48.58"
(1,233.93mm)
-7.33"
(-186.18mm)
17th Driest
Driest since:
2007
111th Wettest
Wettest since:
1975
Nov 1898–Sep 1899
11-Month
47.24"
(1,199.90mm)
52.38"
(1,330.45mm)
-5.14"
(-130.55mm)
27th Driest
Driest since:
2000
101st Wettest
Wettest to Date
1975
Oct 1898–Sep 1899
12-Month
51.08"
(1,297.43mm)
55.27"
(1,403.86mm)
-4.19"
(-106.43mm)
38th Driest
Driest since:
2000
90th Wettest
Wettest to Date
2020
Apr 1898–Sep 1899
18-Month
77.09"
(1,958.09mm)
82.32"
(2,090.93mm)
-5.23"
(-132.84mm)
36th Driest
Driest since:
2007
92nd Wettest
Wettest to Date
1975
Oct 1897–Sep 1899
24-Month
94.68"
(2,404.87mm)
110.77"
(2,813.56mm)
-16.09"
(-408.69mm)
13th Driest
Driest since:
2007
114th Wettest
Wettest to Date
2021
Oct 1896–Sep 1899
36-Month
143.00"
(3,632.20mm)
166.30"
(4,224.02mm)
-23.30"
(-591.82mm)
4th Driest
Driest since:
2008
122nd Wettest
Wettest to Date
1975
Oct 1895–Sep 1899
48-Month
188.97"
(4,799.84mm)
221.61"
(5,628.89mm)
-32.64"
(-829.05mm)
1st Driest
Driest since:
1899
124th Wettest
Wettest to Date
1976

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