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.

Wyoming

Precipitation Rankings, August 1947

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
August 1947
1-Month		1.26"
(32.00mm)		1.07"
(27.18mm)		0.19"
(4.82mm)		97th Driest
Driest since:
1944
32nd Wettest
Wettest since:
1930
Jul–Aug 1947
2-Month		2.21"
(56.13mm)		2.35"
(59.69mm)		-0.14"
(-3.56mm)		67th Driest
Driest since:
2020
62nd Wettest
Wettest since:
1930
Ties: 1963
Jun–Aug 1947
3-Month		6.18"
(156.97mm)		4.19"
(106.43mm)		1.99"
(50.54mm)		123rd Driest
Driest since:
1924
6th Wettest
Wettest since:
1945
May–Aug 1947
4-Month		8.76"
(222.50mm)		6.40"
(162.56mm)		2.36"
(59.94mm)		123rd Driest
Driest since:
1919
6th Wettest
Wettest since:
1908
Apr–Aug 1947
5-Month		10.64"
(270.26mm)		8.18"
(207.77mm)		2.46"
(62.49mm)		122nd Driest
Driest since:
1924
7th Wettest
Wettest since:
1941
Mar–Aug 1947
6-Month		11.71"
(297.43mm)		9.43"
(239.52mm)		2.28"
(57.91mm)		119th Driest
Driest since:
1919
10th Wettest
Wettest since:
1941
Ties: 1967
Feb–Aug 1947
7-Month		12.66"
(321.56mm)		10.39"
(263.91mm)		2.27"
(57.65mm)		116th Driest
Driest since:
1919
13th Wettest
Wettest since:
1941
Jan–Aug 1947
8-Month		13.50"
(342.90mm)		11.46"
(291.08mm)		2.04"
(51.82mm)		113th Driest
Driest since:
1919
16th Wettest
Wettest since:
1899
Dec 1946–Aug 1947
9-Month		14.57"
(370.08mm)		12.47"
(316.74mm)		2.10"
(53.34mm)		111th Driest
Driest since:
1919
17th Wettest
Wettest since:
1993
Nov 1946–Aug 1947
10-Month		15.56"
(395.22mm)		13.50"
(342.90mm)		2.06"
(52.32mm)		112th Driest
Driest since:
1919
16th Wettest
Wettest since:
1945
Oct 1946–Aug 1947
11-Month		18.03"
(457.96mm)		14.70"
(373.38mm)		3.33"
(84.58mm)		124th Driest
Driest since:
1919
4th Wettest
Wettest to Date
1995
Sep 1946–Aug 1947
12-Month		19.80"
(502.92mm)		15.93"
(404.62mm)		3.87"
(98.30mm)		124th Driest
Driest since:
1934
4th Wettest
Wettest since:
1995
Mar 1946–Aug 1947
18-Month		29.95"
(760.73mm)		25.36"
(644.14mm)		4.59"
(116.59mm)		125th Driest
Driest since:
2013
3rd Wettest
Wettest since:
1945
Sep 1945–Aug 1947
24-Month		36.67"
(931.42mm)		31.86"
(809.24mm)		4.81"
(122.18mm)		118th Driest
Driest since:
2002
9th Wettest
Wettest since:
2015
Sep 1944–Aug 1947
36-Month		55.46"
(1,408.68mm)		47.78"
(1,213.61mm)		7.68"
(195.07mm)		123rd Driest
Driest since:
2002
3rd Wettest
Wettest to Date
1997
Sep 1943–Aug 1947
48-Month		72.52"
(1,842.01mm)		63.68"
(1,617.47mm)		8.84"
(224.54mm)		122nd Driest
Driest since:
2003
3rd Wettest
Wettest to Date
1998
Sep 1942–Aug 1947
60-Month		91.18"
(2,315.97mm)		79.53"
(2,020.06mm)		11.65"
(295.91mm)		122nd Driest
Driest since:
2004
2nd Wettest
Wettest to Date
1999

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