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 1984

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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1984
1-Month
0.62"
(15.75mm)
3.78"
(96.01mm)
-3.16"
(-80.26mm)
3rd Driest
Driest since:
2019
126th Wettest
Wettest since:
1988
Aug–Sep 1984
2-Month
6.23"
(158.24mm)
8.12"
(206.25mm)
-1.89"
(-48.01mm)
27th Driest
Driest since:
1954
102nd Wettest
Wettest since:
1939
Ties: 1933
Jul–Sep 1984
3-Month
11.99"
(304.55mm)
13.57"
(344.68mm)
-1.58"
(-40.13mm)
47th Driest
Driest since:
1954
82nd Wettest
Wettest since:
1916
Jun–Sep 1984
4-Month
14.30"
(363.22mm)
17.84"
(453.14mm)
-3.54"
(-89.92mm)
20th Driest
Driest since:
1954
109th Wettest
Wettest since:
2021
May–Sep 1984
5-Month
20.18"
(512.57mm)
22.09"
(561.09mm)
-1.91"
(-48.52mm)
43rd Driest
Driest since:
1954
86th Wettest
Wettest since:
2003
Apr–Sep 1984
6-Month
25.60"
(650.24mm)
26.89"
(683.01mm)
-1.29"
(-32.77mm)
47th Driest
Driest since:
1954
82nd Wettest
Wettest since:
2003
Mar–Sep 1984
7-Month
30.56"
(776.22mm)
33.05"
(839.47mm)
-2.49"
(-63.25mm)
47th Driest
Driest since:
1954
82nd Wettest
Wettest since:
2021
Feb–Sep 1984
8-Month
34.59"
(878.59mm)
38.23"
(971.04mm)
-3.64"
(-92.45mm)
38th Driest
Driest since:
1954
91st Wettest
Wettest since:
1975
Jan–Sep 1984
9-Month
38.64"
(981.46mm)
43.41"
(1,102.61mm)
-4.77"
(-121.15mm)
27th Driest
Driest since:
1954
102nd Wettest
Wettest since:
1975
Dec 1983–Sep 1984
10-Month
47.86"
(1,215.64mm)
48.58"
(1,233.93mm)
-0.72"
(-18.29mm)
59th Driest
Driest since:
2007
69th Wettest
Wettest since:
1975
Ties: 1905
Nov 1983–Sep 1984
11-Month
55.33"
(1,405.38mm)
52.38"
(1,330.45mm)
2.95"
(74.93mm)
83rd Driest
Driest since:
2000
45th Wettest
Wettest since:
1975
Oct 1983–Sep 1984
12-Month
57.77"
(1,467.36mm)
55.27"
(1,403.86mm)
2.50"
(63.50mm)
78th Driest
Driest since:
2000
50th Wettest
Wettest since:
2020
Apr 1983–Sep 1984
18-Month
89.18"
(2,265.17mm)
82.32"
(2,090.93mm)
6.86"
(174.24mm)
94th Driest
Driest since:
2007
34th Wettest
Wettest since:
1975
Oct 1982–Sep 1984
24-Month
125.60"
(3,190.24mm)
110.77"
(2,813.56mm)
14.83"
(376.68mm)
114th Driest
Driest since:
2007
13th Wettest
Wettest since:
2021
Oct 1981–Sep 1984
36-Month
181.28"
(4,604.51mm)
166.30"
(4,224.02mm)
14.98"
(380.49mm)
108th Driest
Driest since:
2008
18th Wettest
Wettest since:
1975
Ties: 1946
Oct 1980–Sep 1984
48-Month
224.03"
(5,690.36mm)
221.61"
(5,628.89mm)
2.42"
(61.47mm)
73rd Driest
Driest since:
1899
52nd Wettest
Wettest since:
1976
Oct 1979–Sep 1984
60-Month
284.34"
(7,222.24mm)
276.82"
(7,031.23mm)
7.52"
(191.01mm)
84th Driest
Driest since:
1955
40th Wettest
Wettest since:
1977

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