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 2021

View Period (Months):
Download: csv json xml
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 2021
1-Month
7.43"
(188.72mm)
4.34"
(110.24mm)
3.09"
(78.48mm)
125th Driest
Driest since:
1925
4th Wettest
Wettest since:
1939
Jul–Aug 2021
2-Month
14.92"
(378.97mm)
9.79"
(248.67mm)
5.13"
(130.30mm)
125th Driest
Driest since:
2000
4th Wettest
Wettest since:
1916
Jun–Aug 2021
3-Month
23.65"
(600.71mm)
14.07"
(357.38mm)
9.58"
(243.33mm)
127th Driest
Driest since:
1902
2nd Wettest
Wettest since:
1916
May–Aug 2021
4-Month
28.34"
(719.84mm)
18.31"
(465.07mm)
10.03"
(254.77mm)
125th Driest
Driest since:
2000
4th Wettest
Wettest since:
2003
Apr–Aug 2021
5-Month
33.89"
(860.81mm)
23.11"
(586.99mm)
10.78"
(273.82mm)
126th Driest
Driest since:
1902
3rd Wettest
Wettest since:
2003
Mar–Aug 2021
6-Month
41.94"
(1,065.28mm)
29.28"
(743.71mm)
12.66"
(321.57mm)
128th Driest
Driest since:
1925
1st Wettest
Wettest to Date
2021
Feb–Aug 2021
7-Month
46.16"
(1,172.46mm)
34.46"
(875.28mm)
11.70"
(297.18mm)
125th Driest
Driest since:
2007
4th Wettest
Wettest since:
2003
Jan–Aug 2021
8-Month
49.88"
(1,266.95mm)
39.64"
(1,006.86mm)
10.24"
(260.09mm)
119th Driest
Driest since:
2007
10th Wettest
Wettest since:
1975
Dec 2020–Aug 2021
9-Month
53.72"
(1,364.49mm)
44.80"
(1,137.92mm)
8.92"
(226.57mm)
111th Driest
Driest since:
2007
17th Wettest
Wettest since:
1975
Nov 2020–Aug 2021
10-Month
56.47"
(1,434.34mm)
48.61"
(1,234.69mm)
7.86"
(199.65mm)
109th Driest
Driest since:
2000
19th Wettest
Wettest since:
1949
Oct 2020–Aug 2021
11-Month
61.58"
(1,564.13mm)
51.49"
(1,307.85mm)
10.09"
(256.28mm)
115th Driest
Driest since:
2000
13th Wettest
Wettest since:
2020
Sep 2020–Aug 2021
12-Month
67.58"
(1,716.53mm)
55.27"
(1,403.86mm)
12.31"
(312.67mm)
118th Driest
Driest since:
2000
10th Wettest
Wettest since:
2003
Mar 2020–Aug 2021
18-Month
100.74"
(2,558.80mm)
84.71"
(2,151.63mm)
16.03"
(407.17mm)
122nd Driest
Driest since:
2007
6th Wettest
Wettest since:
1949
Sep 2019–Aug 2021
24-Month
135.92"
(3,452.37mm)
110.77"
(2,813.56mm)
25.15"
(638.81mm)
125th Driest
Driest since:
2007
2nd Wettest
Wettest since:
1920
Sep 2018–Aug 2021
36-Month
199.99"
(5,079.75mm)
166.25"
(4,222.75mm)
33.74"
(857.00mm)
124th Driest
Driest since:
2008
2nd Wettest
Wettest since:
1975
Sep 2017–Aug 2021
48-Month
253.47"
(6,438.14mm)
221.53"
(5,626.86mm)
31.94"
(811.28mm)
121st Driest
Driest since:
1899
4th Wettest
Wettest since:
1976
Sep 2016–Aug 2021
60-Month
312.64"
(7,941.06mm)
276.69"
(7,027.93mm)
35.95"
(913.13mm)
121st Driest
Driest since:
1955
3rd Wettest
Wettest since:
1977

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