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 1899

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
October 1899
1-Month 		2.64"
(67.06mm)		 2.83"
(71.88mm)		 -0.19"
(-4.82mm)		 66th Driest
Driest since:
 1963
63rd Wettest
Wettest since:
 1995
Ties: 1930
Sep–Oct 1899
2-Month 		3.17"
(80.52mm)		 6.61"
(167.89mm)		 -3.44"
(-87.37mm)		 10th Driest
Driest since:
 1904
119th Wettest
Wettest since:
 2009
Aug–Oct 1899
3-Month 		7.03"
(178.56mm)		 10.96"
(278.38mm)		 -3.93"
(-99.82mm)		 12th Driest
Driest since:
 1954
117th Wettest
Wettest since:
 2009
Jul–Oct 1899
4-Month 		13.76"
(349.50mm)		 16.40"
(416.56mm)		 -2.64"
(-67.06mm)		 33rd Driest
Driest since:
 1954
96th Wettest
Wettest since:
 1975
Jun–Oct 1899
5-Month 		16.67"
(423.42mm)		 20.68"
(525.27mm)		 -4.01"
(-101.85mm)		 19th Driest
Driest since:
 1954
110th Wettest
Wettest since:
 2021
May–Oct 1899
6-Month 		18.70"
(474.98mm)		 24.92"
(632.97mm)		 -6.22"
(-157.99mm)		 11th Driest
Driest since:
 1954
118th Wettest
Wettest since:
 2017
Apr–Oct 1899
7-Month 		21.15"
(537.21mm)		 29.73"
(755.14mm)		 -8.58"
(-217.93mm)		 6th Driest
Driest since:
 1954
123rd Wettest
Wettest since:
 1975
Mar–Oct 1899
8-Month 		27.46"
(697.48mm)		 35.89"
(911.61mm)		 -8.43"
(-214.13mm)		 9th Driest
Driest to Date
 1954
120th Wettest
Wettest since:
 1975
Feb–Oct 1899
9-Month 		33.86"
(860.04mm)		 41.07"
(1,043.18mm)		 -7.21"
(-183.14mm)		 17th Driest
Driest to Date
 1954
112th Wettest
Wettest since:
 1975
Jan–Oct 1899
10-Month 		40.04"
(1,017.02mm)		 46.25"
(1,174.75mm)		 -6.21"
(-157.73mm)		 21st Driest
Driest since:
 1954
108th Wettest
Wettest since:
 1975
Dec 1898–Oct 1899
11-Month 		43.89"
(1,114.81mm)		 51.41"
(1,305.81mm)		 -7.52"
(-191.00mm)		 18th Driest
Driest since:
 2000
110th Wettest
Wettest since:
 1975
Nov 1898–Oct 1899
12-Month 		49.88"
(1,266.95mm)		 55.22"
(1,402.59mm)		 -5.34"
(-135.64mm)		 28th Driest
Driest since:
 2000
100th Wettest
Wettest to Date
 1975
May 1898–Oct 1899
18-Month 		75.24"
(1,911.10mm)		 80.31"
(2,039.87mm)		 -5.07"
(-128.77mm)		 33rd Driest
Driest since:
 2000
95th Wettest
Wettest to Date
 1975
Nov 1897–Oct 1899
24-Month 		96.06"
(2,439.92mm)		 110.73"
(2,812.54mm)		 -14.67"
(-372.62mm)		 16th Driest
Driest since:
 2007
111th Wettest
Wettest to Date
 1975
Nov 1896–Oct 1899
36-Month 		143.37"
(3,641.60mm)		 166.24"
(4,222.50mm)		 -22.87"
(-580.90mm)		 4th Driest
Driest since:
 2008
122nd Wettest
Wettest to Date
 1975
Nov 1895–Oct 1899
48-Month 		189.39"
(4,810.51mm)		 221.58"
(5,628.13mm)		 -32.19"
(-817.62mm)		 1st Driest
Driest to Date
 1899
124th Wettest
Wettest to Date
 1976

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