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, October 2021

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
October 2021
1-Month		4.60"
(116.84mm)		2.83"
(71.88mm)		1.77"
(44.96mm)		104th Driest
Driest since:
1963
25th Wettest
Wettest since:
1995
Sep–Oct 2021
2-Month		9.43"
(239.52mm)		6.61"
(167.89mm)		2.82"
(71.63mm)		111th Driest
Driest since:
1904
18th Wettest
Wettest since:
2009
Aug–Oct 2021
3-Month		16.86"
(428.24mm)		10.96"
(278.38mm)		5.90"
(149.86mm)		123rd Driest
Driest since:
1954
6th Wettest
Wettest since:
2009
Jul–Oct 2021
4-Month		24.35"
(618.49mm)		16.40"
(416.56mm)		7.95"
(201.93mm)		125th Driest
Driest since:
1954
4th Wettest
Wettest since:
1975
Jun–Oct 2021
5-Month		33.08"
(840.23mm)		20.68"
(525.27mm)		12.40"
(314.96mm)		128th Driest
Driest since:
1954
1st Wettest
Wettest to Date
2021
May–Oct 2021
6-Month		37.77"
(959.36mm)		24.92"
(632.97mm)		12.85"
(326.39mm)		127th Driest
Driest since:
1954
2nd Wettest
Wettest since:
2017
Apr–Oct 2021
7-Month		43.32"
(1,100.33mm)		29.73"
(755.14mm)		13.59"
(345.19mm)		127th Driest
Driest since:
1954
2nd Wettest
Wettest since:
1975
Mar–Oct 2021
8-Month		51.37"
(1,304.80mm)		35.89"
(911.61mm)		15.48"
(393.19mm)		127th Driest
Driest since:
1954
2nd Wettest
Wettest since:
1975
Feb–Oct 2021
9-Month		55.59"
(1,411.99mm)		41.07"
(1,043.18mm)		14.52"
(368.81mm)		127th Driest
Driest since:
1954
2nd Wettest
Wettest since:
1975
Jan–Oct 2021
10-Month		59.31"
(1,506.47mm)		46.25"
(1,174.75mm)		13.06"
(331.72mm)		124th Driest
Driest since:
1954
5th Wettest
Wettest since:
1975
Dec 2020–Oct 2021
11-Month		63.15"
(1,604.01mm)		51.41"
(1,305.81mm)		11.74"
(298.20mm)		118th Driest
Driest since:
2000
10th Wettest
Wettest since:
1975
Nov 2020–Oct 2021
12-Month		65.90"
(1,673.86mm)		55.22"
(1,402.59mm)		10.68"
(271.27mm)		115th Driest
Driest since:
2000
13th Wettest
Wettest since:
1975
May 2020–Oct 2021
18-Month		96.89"
(2,461.01mm)		80.31"
(2,039.87mm)		16.58"
(421.14mm)		126th Driest
Driest since:
2000
2nd Wettest
Wettest since:
1975
Nov 2019–Oct 2021
24-Month		137.82"
(3,500.63mm)		110.73"
(2,812.54mm)		27.09"
(688.09mm)		125th Driest
Driest since:
2007
2nd Wettest
Wettest since:
1975
Nov 2018–Oct 2021
36-Month		200.52"
(5,093.21mm)		166.24"
(4,222.50mm)		34.28"
(870.71mm)		124th Driest
Driest since:
2008
2nd Wettest
Wettest since:
1975
Nov 2017–Oct 2021
48-Month		253.62"
(6,441.95mm)		221.58"
(5,628.13mm)		32.04"
(813.82mm)		119th Driest
Driest since:
1899
6th Wettest
Wettest since:
1976
Nov 2016–Oct 2021
60-Month		320.22"
(8,133.59mm)		276.79"
(7,030.47mm)		43.43"
(1,103.12mm)		123rd Driest
Driest since:
1955
1st Wettest
Wettest to Date
2021

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