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 1987

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
September 1987
1-Month
2.94"
(74.68mm)
3.78"
(96.01mm)
-0.84"
(-21.33mm)
46th Driest
Driest since:
2019
83rd Wettest
Wettest since:
1988
Aug–Sep 1987
2-Month
6.65"
(168.91mm)
8.12"
(206.25mm)
-1.47"
(-37.34mm)
36th Driest
Driest since:
1954
93rd Wettest
Wettest since:
1939
Jul–Sep 1987
3-Month
9.94"
(252.48mm)
13.57"
(344.68mm)
-3.63"
(-92.20mm)
13th Driest
Driest since:
1954
116th Wettest
Wettest since:
1916
Ties: 2010
Jun–Sep 1987
4-Month
15.83"
(402.08mm)
17.84"
(453.14mm)
-2.01"
(-51.06mm)
42nd Driest
Driest since:
1954
87th Wettest
Wettest since:
2021
May–Sep 1987
5-Month
20.27"
(514.86mm)
22.09"
(561.09mm)
-1.82"
(-46.23mm)
44th Driest
Driest since:
1954
85th Wettest
Wettest since:
2003
Apr–Sep 1987
6-Month
21.19"
(538.23mm)
26.89"
(683.01mm)
-5.70"
(-144.78mm)
16th Driest
Driest since:
1954
113th Wettest
Wettest since:
2003
Mar–Sep 1987
7-Month
26.16"
(664.46mm)
33.05"
(839.47mm)
-6.89"
(-175.01mm)
11th Driest
Driest since:
1954
118th Wettest
Wettest since:
2021
Feb–Sep 1987
8-Month
33.43"
(849.12mm)
38.23"
(971.04mm)
-4.80"
(-121.92mm)
31st Driest
Driest since:
1954
98th Wettest
Wettest since:
1975
Ties: 1896
Jan–Sep 1987
9-Month
39.52"
(1,003.81mm)
43.41"
(1,102.61mm)
-3.89"
(-98.80mm)
32nd Driest
Driest since:
1954
97th Wettest
Wettest since:
1975
Dec 1986–Sep 1987
10-Month
43.25"
(1,098.55mm)
48.58"
(1,233.93mm)
-5.33"
(-135.38mm)
27th Driest
Driest since:
2007
101st Wettest
Wettest since:
1975
Nov 1986–Sep 1987
11-Month
52.11"
(1,323.59mm)
52.38"
(1,330.45mm)
-0.27"
(-6.86mm)
63rd Driest
Driest since:
2000
65th Wettest
Wettest since:
1975
Oct 1986–Sep 1987
12-Month
56.41"
(1,432.81mm)
55.27"
(1,403.86mm)
1.14"
(28.95mm)
68th Driest
Driest since:
2000
60th Wettest
Wettest since:
2020
Apr 1986–Sep 1987
18-Month
76.92"
(1,953.77mm)
82.32"
(2,090.93mm)
-5.40"
(-137.16mm)
32nd Driest
Driest since:
2007
96th Wettest
Wettest since:
1975
Ties: 2006
Oct 1985–Sep 1987
24-Month
99.76"
(2,533.90mm)
110.77"
(2,813.56mm)
-11.01"
(-279.66mm)
23rd Driest
Driest since:
2007
104th Wettest
Wettest since:
2021
Oct 1984–Sep 1987
36-Month
150.49"
(3,822.45mm)
166.30"
(4,224.02mm)
-15.81"
(-401.57mm)
16th Driest
Driest since:
2008
110th Wettest
Wettest since:
1975
Oct 1983–Sep 1987
48-Month
208.26"
(5,289.80mm)
221.61"
(5,628.89mm)
-13.35"
(-339.09mm)
24th Driest
Driest since:
1899
101st Wettest
Wettest since:
1976
Oct 1982–Sep 1987
60-Month
276.09"
(7,012.69mm)
276.82"
(7,031.23mm)
-0.73"
(-18.54mm)
59th Driest
Driest since:
1955
65th Wettest
Wettest since:
1977

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