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, July 1947

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
July 1947 1-Month	0.95" (24.13mm)	1.28" (32.51mm)	-0.33" (-8.38mm)	33rd Driest	Driest since: 1946	2003
July 1947 1-Month	0.95" (24.13mm)	1.28" (32.51mm)	-0.33" (-8.38mm)	96th Wettest	Wettest since: 1945	1937
Jun–Jul 1947 2-Month	4.92" (124.97mm)	3.12" (79.25mm)	1.80" (45.72mm)	124th Driest	Driest since: 1946	1933
Jun–Jul 1947 2-Month	4.92" (124.97mm)	3.12" (79.25mm)	1.80" (45.72mm)	5th Wettest	Wettest since: 1937	1967
May–Jul 1947 3-Month	7.50" (190.50mm)	5.33" (135.38mm)	2.17" (55.12mm)	121st Driest	Driest since: 1946	1919
May–Jul 1947 3-Month	7.50" (190.50mm)	5.33" (135.38mm)	2.17" (55.12mm)	8th Wettest	Wettest since: 1908	1908
Apr–Jul 1947 4-Month	9.38" (238.25mm)	7.11" (180.59mm)	2.27" (57.66mm)	119th Driest	Driest since: 1946	1919
Apr–Jul 1947 4-Month	9.38" (238.25mm)	7.11" (180.59mm)	2.27" (57.66mm)	10th Wettest	Wettest since: 1944	1995
Mar–Jul 1947 5-Month	10.45" (265.43mm)	8.36" (212.34mm)	2.09" (53.09mm)	117th Driest	Driest since: 1946	1919
Mar–Jul 1947 5-Month	10.45" (265.43mm)	8.36" (212.34mm)	2.09" (53.09mm)	12th Wettest	Wettest since: 1945	1995
Feb–Jul 1947 6-Month	11.40" (289.56mm)	9.32" (236.73mm)	2.08" (52.83mm)	116th Driest	Driest since: 1946	1919
Feb–Jul 1947 6-Month	11.40" (289.56mm)	9.32" (236.73mm)	2.08" (52.83mm)	13th Wettest	Wettest since: 1945	1995
Jan–Jul 1947 7-Month	12.24" (310.90mm)	10.39" (263.91mm)	1.85" (46.99mm)	112th Driest	Driest since: 1946	1919
Jan–Jul 1947 7-Month	12.24" (310.90mm)	10.39" (263.91mm)	1.85" (46.99mm)	17th Wettest	Wettest since: 1945	1995
Dec 1946–Jul 1947 8-Month	13.31" (338.07mm)	11.40" (289.56mm)	1.91" (48.51mm)	111th Driest	Driest since: 1946	1919
Dec 1946–Jul 1947 8-Month	13.31" (338.07mm)	11.40" (289.56mm)	1.91" (48.51mm)	17th Wettest	Wettest since: 1945	2011
Nov 1946–Jul 1947 9-Month	14.30" (363.22mm)	12.43" (315.72mm)	1.87" (47.50mm)	106th Driest	Driest since: 1946	1919
	14.30" (363.22mm)	12.43" (315.72mm)	1.87" (47.50mm)	22nd Wettest	Wettest since: 1945	2011
	Ties: 1937
Oct 1946–Jul 1947 10-Month	16.77" (425.96mm)	13.63" (346.20mm)	3.14" (79.76mm)	124th Driest	Driest since: 1946	1919
Oct 1946–Jul 1947 10-Month	16.77" (425.96mm)	13.63" (346.20mm)	3.14" (79.76mm)	4th Wettest	Wettest to Date	1995
Sep 1946–Jul 1947 11-Month	18.54" (470.92mm)	14.86" (377.44mm)	3.68" (93.48mm)	124th Driest	Driest since: 1946	1934
Sep 1946–Jul 1947 11-Month	18.54" (470.92mm)	14.86" (377.44mm)	3.68" (93.48mm)	4th Wettest	Wettest to Date	1995
Aug 1946–Jul 1947 12-Month	19.70" (500.38mm)	15.93" (404.62mm)	3.77" (95.76mm)	126th Driest	Driest since: 1946	1919
Aug 1946–Jul 1947 12-Month	19.70" (500.38mm)	15.93" (404.62mm)	3.77" (95.76mm)	2nd Wettest	Wettest to Date	1995
Feb 1946–Jul 1947 18-Month	29.49" (749.05mm)	25.26" (641.60mm)	4.23" (107.45mm)	120th Driest	Driest since: 1944	2013
Feb 1946–Jul 1947 18-Month	29.49" (749.05mm)	25.26" (641.60mm)	4.23" (107.45mm)	8th Wettest	Wettest since: 1946	1928
Aug 1945–Jul 1947 24-Month	37.38" (949.45mm)	31.86" (809.24mm)	5.52" (140.21mm)	122nd Driest	Driest since: 1946	2002
Aug 1945–Jul 1947 24-Month	37.38" (949.45mm)	31.86" (809.24mm)	5.52" (140.21mm)	5th Wettest	Wettest since: 1928	1928
Aug 1944–Jul 1947 36-Month	54.43" (1,382.52mm)	47.77" (1,213.36mm)	6.66" (169.16mm)	121st Driest	Driest since: 1946	2002
Aug 1944–Jul 1947 36-Month	54.43" (1,382.52mm)	47.77" (1,213.36mm)	6.66" (169.16mm)	5th Wettest	Wettest since: 1943	1999
Aug 1943–Jul 1947 48-Month	72.31" (1,836.67mm)	63.66" (1,616.96mm)	8.65" (219.71mm)	120th Driest	Driest since: 1946	2003
Aug 1943–Jul 1947 48-Month	72.31" (1,836.67mm)	63.66" (1,616.96mm)	8.65" (219.71mm)	5th Wettest	Wettest since: 1944	1998
Aug 1942–Jul 1947 60-Month	90.51" (2,298.95mm)	79.51" (2,019.55mm)	11.00" (279.40mm)	122nd Driest	Driest since: 1946	2004
Aug 1942–Jul 1947 60-Month	90.51" (2,298.95mm)	79.51" (2,019.55mm)	11.00" (279.40mm)	2nd Wettest	Wettest to Date	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings