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.

Wyoming

Precipitation Rankings, August 1930

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
August 1930 1-Month	3.19" (81.03mm)	1.07" (27.18mm)	2.12" (53.85mm)	128th Driest	Driest since: 1929	1944
August 1930 1-Month	3.19" (81.03mm)	1.07" (27.18mm)	2.12" (53.85mm)	1st Wettest	Wettest to Date	1930
Jul–Aug 1930 2-Month	4.46" (113.28mm)	2.35" (59.69mm)	2.11" (53.59mm)	128th Driest	Driest since: 1929	2020
Jul–Aug 1930 2-Month	4.46" (113.28mm)	2.35" (59.69mm)	2.11" (53.59mm)	1st Wettest	Wettest to Date	1930
Jun–Aug 1930 3-Month	5.44" (138.18mm)	4.19" (106.43mm)	1.25" (31.75mm)	111th Driest	Driest since: 1929	1924
Jun–Aug 1930 3-Month	5.44" (138.18mm)	4.19" (106.43mm)	1.25" (31.75mm)	18th Wettest	Wettest since: 1928	1945
May–Aug 1930 4-Month	8.10" (205.74mm)	6.40" (162.56mm)	1.70" (43.18mm)	113th Driest	Driest since: 1929	1919
May–Aug 1930 4-Month	8.10" (205.74mm)	6.40" (162.56mm)	1.70" (43.18mm)	16th Wettest	Wettest since: 1915	1908
Apr–Aug 1930 5-Month	9.33" (236.98mm)	8.18" (207.77mm)	1.15" (29.21mm)	99th Driest	Driest since: 1929	1924
Apr–Aug 1930 5-Month	9.33" (236.98mm)	8.18" (207.77mm)	1.15" (29.21mm)	30th Wettest	Wettest since: 1927	1941
Mar–Aug 1930 6-Month	10.45" (265.43mm)	9.43" (239.52mm)	1.02" (25.91mm)	95th Driest	Driest since: 1929	1919
Mar–Aug 1930 6-Month	10.45" (265.43mm)	9.43" (239.52mm)	1.02" (25.91mm)	34th Wettest	Wettest since: 1927	1941
Feb–Aug 1930 7-Month	11.32" (287.53mm)	10.39" (263.91mm)	0.93" (23.62mm)	89th Driest	Driest since: 1929	1919
Feb–Aug 1930 7-Month	11.32" (287.53mm)	10.39" (263.91mm)	0.93" (23.62mm)	40th Wettest	Wettest since: 1927	1941
Jan–Aug 1930 8-Month	12.51" (317.75mm)	11.46" (291.08mm)	1.05" (26.67mm)	90th Driest	Driest since: 1929	1919
Jan–Aug 1930 8-Month	12.51" (317.75mm)	11.46" (291.08mm)	1.05" (26.67mm)	39th Wettest	Wettest since: 1927	1899
Dec 1929–Aug 1930 9-Month	13.19" (335.03mm)	12.47" (316.74mm)	0.72" (18.29mm)	78th Driest	Driest since: 1929	1919
Dec 1929–Aug 1930 9-Month	13.19" (335.03mm)	12.47" (316.74mm)	0.72" (18.29mm)	50th Wettest	Wettest since: 1927	1993
Nov 1929–Aug 1930 10-Month	14.30" (363.22mm)	13.50" (342.90mm)	0.80" (20.32mm)	81st Driest	Driest since: 1929	1919
Nov 1929–Aug 1930 10-Month	14.30" (363.22mm)	13.50" (342.90mm)	0.80" (20.32mm)	47th Wettest	Wettest since: 1928	1945
Oct 1929–Aug 1930 11-Month	15.40" (391.16mm)	14.70" (373.38mm)	0.70" (17.78mm)	75th Driest	Driest since: 1924	1919
	15.40" (391.16mm)	14.70" (373.38mm)	0.70" (17.78mm)	53rd Wettest	Wettest since: 1929	1995
	Ties: 1949
Sep 1929–Aug 1930 12-Month	17.51" (444.75mm)	15.93" (404.62mm)	1.58" (40.13mm)	95th Driest	Driest since: 1929	1934
Sep 1929–Aug 1930 12-Month	17.51" (444.75mm)	15.93" (404.62mm)	1.58" (40.13mm)	33rd Wettest	Wettest since: 1928	1995
Mar 1929–Aug 1930 18-Month	27.33" (694.18mm)	25.36" (644.14mm)	1.97" (50.04mm)	93rd Driest	Driest since: 1929	2013
	27.33" (694.18mm)	25.36" (644.14mm)	1.97" (50.04mm)	35th Wettest	Wettest since: 1928	1945
	Ties: 1965
Sep 1928–Aug 1930 24-Month	33.96" (862.58mm)	31.86" (809.24mm)	2.10" (53.34mm)	95th Driest	Driest since: 1925	2002
	33.96" (862.58mm)	31.86" (809.24mm)	2.10" (53.34mm)	32nd Wettest	Wettest since: 1929	2015
	Ties: 1938
Sep 1927–Aug 1930 36-Month	52.11" (1,323.59mm)	47.78" (1,213.61mm)	4.33" (109.98mm)	104th Driest	Driest since: 1926	2002
Sep 1927–Aug 1930 36-Month	52.11" (1,323.59mm)	47.78" (1,213.61mm)	4.33" (109.98mm)	22nd Wettest	Wettest since: 1929	1997
Sep 1926–Aug 1930 48-Month	71.05" (1,804.67mm)	63.68" (1,617.47mm)	7.37" (187.20mm)	115th Driest	Driest since: 1929	2003
Sep 1926–Aug 1930 48-Month	71.05" (1,804.67mm)	63.68" (1,617.47mm)	7.37" (187.20mm)	10th Wettest	Wettest since: 1928	1998
Sep 1925–Aug 1930 60-Month	88.36" (2,244.34mm)	79.53" (2,020.06mm)	8.83" (224.28mm)	117th Driest	Driest since: 1928	2004
Sep 1925–Aug 1930 60-Month	88.36" (2,244.34mm)	79.53" (2,020.06mm)	8.83" (224.28mm)	7th Wettest	Wettest since: 1929	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings