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, August 1920

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
August 1920
1-Month
6.85"
(173.99mm)
4.34"
(110.24mm)
2.51"
(63.75mm)
121st Driest
Driest since:
1925
8th Wettest
Wettest since:
1939
Jul–Aug 1920
2-Month
11.98"
(304.29mm)
9.79"
(248.67mm)
2.19"
(55.62mm)
108th Driest
Driest since:
2000
21st Wettest
Wettest since:
1916
Jun–Aug 1920
3-Month
16.52"
(419.61mm)
14.07"
(357.38mm)
2.45"
(62.23mm)
101st Driest
Driest since:
1902
28th Wettest
Wettest since:
1916
May–Aug 1920
4-Month
21.58"
(548.13mm)
18.31"
(465.07mm)
3.27"
(83.06mm)
107th Driest
Driest since:
2000
22nd Wettest
Wettest since:
2003
Apr–Aug 1920
5-Month
30.92"
(785.37mm)
23.11"
(586.99mm)
7.81"
(198.38mm)
120th Driest
Driest since:
1902
9th Wettest
Wettest since:
2003
Mar–Aug 1920
6-Month
38.36"
(974.34mm)
29.28"
(743.71mm)
9.08"
(230.63mm)
122nd Driest
Driest since:
1925
7th Wettest
Wettest since:
2021
Feb–Aug 1920
7-Month
42.51"
(1,079.75mm)
34.46"
(875.28mm)
8.05"
(204.47mm)
111th Driest
Driest since:
2007
18th Wettest
Wettest since:
2003
Jan–Aug 1920
8-Month
49.05"
(1,245.87mm)
39.64"
(1,006.86mm)
9.41"
(239.01mm)
114th Driest
Driest since:
2007
15th Wettest
Wettest since:
1975
Dec 1919–Aug 1920
9-Month
56.09"
(1,424.69mm)
44.80"
(1,137.92mm)
11.29"
(286.77mm)
121st Driest
Driest since:
2007
7th Wettest
Wettest since:
1975
Nov 1919–Aug 1920
10-Month
61.12"
(1,552.45mm)
48.61"
(1,234.69mm)
12.51"
(317.76mm)
122nd Driest
Driest since:
2000
6th Wettest
Wettest since:
1949
Oct 1919–Aug 1920
11-Month
65.78"
(1,670.81mm)
51.49"
(1,307.85mm)
14.29"
(362.96mm)
122nd Driest
Driest since:
2000
6th Wettest
Wettest since:
2020
Sep 1919–Aug 1920
12-Month
66.70"
(1,694.18mm)
55.27"
(1,403.86mm)
11.43"
(290.32mm)
117th Driest
Driest since:
2000
11th Wettest
Wettest since:
2003
Mar 1919–Aug 1920
18-Month
102.33"
(2,599.18mm)
84.71"
(2,151.63mm)
17.62"
(447.55mm)
126th Driest
Driest since:
2007
2nd Wettest
Wettest to Date
1949
Sep 1918–Aug 1920
24-Month
138.67"
(3,522.22mm)
110.77"
(2,813.56mm)
27.90"
(708.66mm)
126th Driest
Driest since:
2007
1st Wettest
Wettest to Date
1920
Sep 1917–Aug 1920
36-Month
181.60"
(4,612.64mm)
166.25"
(4,222.75mm)
15.35"
(389.89mm)
108th Driest
Driest since:
2008
18th Wettest
Wettest to Date
1975
Sep 1916–Aug 1920
48-Month
235.64"
(5,985.26mm)
221.53"
(5,626.86mm)
14.11"
(358.40mm)
104th Driest
Driest since:
1899
21st Wettest
Wettest to Date
1976
Sep 1915–Aug 1920
60-Month
297.04"
(7,544.82mm)
276.69"
(7,027.93mm)
20.35"
(516.89mm)
107th Driest
Driest since:
1955
17th Wettest
Wettest to Date
1977

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