Statewide Rankings

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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 1939

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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
September 1939 1-Month	3.88" (98.55mm)	3.78" (96.01mm)	0.10" (2.54mm)	77th Driest	Driest since: 1938	2019
September 1939 1-Month	3.88" (98.55mm)	3.78" (96.01mm)	0.10" (2.54mm)	52nd Wettest	Wettest since: 1937	1988
Aug–Sep 1939 2-Month	14.19" (360.43mm)	8.12" (206.25mm)	6.07" (154.18mm)	128th Driest	Driest since: 1938	1954
Aug–Sep 1939 2-Month	14.19" (360.43mm)	8.12" (206.25mm)	6.07" (154.18mm)	1st Wettest	Wettest to Date	1939
Jul–Sep 1939 3-Month	19.16" (486.66mm)	13.57" (344.68mm)	5.59" (141.98mm)	122nd Driest	Driest since: 1938	1954
Jul–Sep 1939 3-Month	19.16" (486.66mm)	13.57" (344.68mm)	5.59" (141.98mm)	7th Wettest	Wettest since: 1916	1916
Jun–Sep 1939 4-Month	25.86" (656.84mm)	17.84" (453.14mm)	8.02" (203.70mm)	125th Driest	Driest since: 1938	1954
Jun–Sep 1939 4-Month	25.86" (656.84mm)	17.84" (453.14mm)	8.02" (203.70mm)	4th Wettest	Wettest since: 1916	2021
May–Sep 1939 5-Month	31.53" (800.86mm)	22.09" (561.09mm)	9.44" (239.77mm)	125th Driest	Driest since: 1938	1954
May–Sep 1939 5-Month	31.53" (800.86mm)	22.09" (561.09mm)	9.44" (239.77mm)	4th Wettest	Wettest to Date	2003
Apr–Sep 1939 6-Month	35.02" (889.51mm)	26.89" (683.01mm)	8.13" (206.50mm)	121st Driest	Driest since: 1938	1954
Apr–Sep 1939 6-Month	35.02" (889.51mm)	26.89" (683.01mm)	8.13" (206.50mm)	8th Wettest	Wettest since: 1928	2003
Mar–Sep 1939 7-Month	40.03" (1,016.76mm)	33.05" (839.47mm)	6.98" (177.29mm)	109th Driest	Driest since: 1938	1954
Mar–Sep 1939 7-Month	40.03" (1,016.76mm)	33.05" (839.47mm)	6.98" (177.29mm)	20th Wettest	Wettest since: 1929	2021
Feb–Sep 1939 8-Month	50.14" (1,273.56mm)	38.23" (971.04mm)	11.91" (302.52mm)	123rd Driest	Driest since: 1938	1954
Feb–Sep 1939 8-Month	50.14" (1,273.56mm)	38.23" (971.04mm)	11.91" (302.52mm)	6th Wettest	Wettest since: 1929	1975
Jan–Sep 1939 9-Month	54.92" (1,394.97mm)	43.41" (1,102.61mm)	11.51" (292.36mm)	122nd Driest	Driest since: 1938	1954
Jan–Sep 1939 9-Month	54.92" (1,394.97mm)	43.41" (1,102.61mm)	11.51" (292.36mm)	7th Wettest	Wettest since: 1929	1975
Dec 1938–Sep 1939 10-Month	57.71" (1,465.83mm)	48.58" (1,233.93mm)	9.13" (231.90mm)	112th Driest	Driest since: 1938	2007
Dec 1938–Sep 1939 10-Month	57.71" (1,465.83mm)	48.58" (1,233.93mm)	9.13" (231.90mm)	16th Wettest	Wettest since: 1929	1975
Nov 1938–Sep 1939 11-Month	61.09" (1,551.69mm)	52.38" (1,330.45mm)	8.71" (221.24mm)	112th Driest	Driest since: 1938	2000
Nov 1938–Sep 1939 11-Month	61.09" (1,551.69mm)	52.38" (1,330.45mm)	8.71" (221.24mm)	16th Wettest	Wettest since: 1920	1975
Oct 1938–Sep 1939 12-Month	61.47" (1,561.34mm)	55.27" (1,403.86mm)	6.20" (157.48mm)	102nd Driest	Driest since: 1938	2000
Oct 1938–Sep 1939 12-Month	61.47" (1,561.34mm)	55.27" (1,403.86mm)	6.20" (157.48mm)	26th Wettest	Wettest since: 1929	2020
Apr 1938–Sep 1939 18-Month	91.75" (2,330.45mm)	82.32" (2,090.93mm)	9.43" (239.52mm)	103rd Driest	Driest since: 1938	2007
Apr 1938–Sep 1939 18-Month	91.75" (2,330.45mm)	82.32" (2,090.93mm)	9.43" (239.52mm)	25th Wettest	Wettest since: 1929	1975
Oct 1937–Sep 1939 24-Month	115.57" (2,935.48mm)	110.77" (2,813.56mm)	4.80" (121.92mm)	83rd Driest	Driest since: 1938	2007
Oct 1937–Sep 1939 24-Month	115.57" (2,935.48mm)	110.77" (2,813.56mm)	4.80" (121.92mm)	44th Wettest	Wettest since: 1933	2021
Oct 1936–Sep 1939 36-Month	173.70" (4,411.98mm)	166.30" (4,224.02mm)	7.40" (187.96mm)	91st Driest	Driest since: 1938	2008
Oct 1936–Sep 1939 36-Month	173.70" (4,411.98mm)	166.30" (4,224.02mm)	7.40" (187.96mm)	35th Wettest	Wettest since: 1930	1975
Oct 1935–Sep 1939 48-Month	231.07" (5,869.18mm)	221.61" (5,628.89mm)	9.46" (240.29mm)	90th Driest	Driest since: 1938	1899
Oct 1935–Sep 1939 48-Month	231.07" (5,869.18mm)	221.61" (5,628.89mm)	9.46" (240.29mm)	35th Wettest	Wettest since: 1929	1976
Oct 1934–Sep 1939 60-Month	284.38" (7,223.25mm)	276.82" (7,031.23mm)	7.56" (192.02mm)	85th Driest	Driest since: 1938	1955
Oct 1934–Sep 1939 60-Month	284.38" (7,223.25mm)	276.82" (7,031.23mm)	7.56" (192.02mm)	39th Wettest	Wettest since: 1930	1977

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 21, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings