National Rankings

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Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Precipitation Rankings, June 1947

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
June 1947 1-Month	3.83" (97.28mm)	2.93" (74.42mm)	0.90" (22.86mm)	127th Driest	Driest since: 1946	1933
June 1947 1-Month	3.83" (97.28mm)	2.93" (74.42mm)	0.90" (22.86mm)	2nd Wettest	Wettest since: 1928	1928
May–Jun 1947 2-Month	7.02" (178.31mm)	5.84" (148.34mm)	1.18" (29.97mm)	120th Driest	Driest since: 1946	1988
May–Jun 1947 2-Month	7.02" (178.31mm)	5.84" (148.34mm)	1.18" (29.97mm)	9th Wettest	Wettest since: 1915	2015
Apr–Jun 1947 3-Month	10.03" (254.76mm)	8.35" (212.09mm)	1.68" (42.67mm)	124th Driest	Driest since: 1946	1988
Apr–Jun 1947 3-Month	10.03" (254.76mm)	8.35" (212.09mm)	1.68" (42.67mm)	5th Wettest	Wettest to Date	1957
Mar–Jun 1947 4-Month	12.30" (312.42mm)	10.86" (275.84mm)	1.44" (36.58mm)	110th Driest	Driest since: 1946	1988
Mar–Jun 1947 4-Month	12.30" (312.42mm)	10.86" (275.84mm)	1.44" (36.58mm)	19th Wettest	Wettest since: 1945	1957
Feb–Jun 1947 5-Month	13.33" (338.58mm)	13.00" (330.20mm)	0.33" (8.38mm)	73rd Driest	Driest since: 1946	1988
	13.33" (338.58mm)	13.00" (330.20mm)	0.33" (8.38mm)	56th Wettest	Wettest since: 1945	2019
	Ties: 2013
Jan–Jun 1947 6-Month	15.76" (400.30mm)	15.31" (388.87mm)	0.45" (11.43mm)	80th Driest	Driest since: 1946	1988
Jan–Jun 1947 6-Month	15.76" (400.30mm)	15.31" (388.87mm)	0.45" (11.43mm)	49th Wettest	Wettest since: 1945	2019
Dec 1946–Jun 1947 7-Month	17.70" (449.58mm)	17.66" (448.56mm)	0.04" (1.02mm)	60th Driest	Driest since: 1940	1931
Dec 1946–Jun 1947 7-Month	17.70" (449.58mm)	17.66" (448.56mm)	0.04" (1.02mm)	68th Wettest	Wettest since: 1946	2019
Nov 1946–Jun 1947 8-Month	20.78" (527.81mm)	19.89" (505.21mm)	0.89" (22.60mm)	87th Driest	Driest since: 1946	1934
Nov 1946–Jun 1947 8-Month	20.78" (527.81mm)	19.89" (505.21mm)	0.89" (22.60mm)	41st Wettest	Wettest since: 1945	2019
Oct 1946–Jun 1947 9-Month	23.50" (596.90mm)	22.05" (560.07mm)	1.45" (36.83mm)	94th Driest	Driest since: 1946	1934
Oct 1946–Jun 1947 9-Month	23.50" (596.90mm)	22.05" (560.07mm)	1.45" (36.83mm)	34th Wettest	Wettest since: 1942	2019
Sep 1946–Jun 1947 10-Month	26.14" (663.96mm)	24.55" (623.57mm)	1.59" (40.39mm)	98th Driest	Driest since: 1946	1934
Sep 1946–Jun 1947 10-Month	26.14" (663.96mm)	24.55" (623.57mm)	1.59" (40.39mm)	30th Wettest	Wettest since: 1942	2019
Aug 1946–Jun 1947 11-Month	28.72" (729.49mm)	27.17" (690.12mm)	1.55" (39.37mm)	98th Driest	Driest since: 1946	1918
Aug 1946–Jun 1947 11-Month	28.72" (729.49mm)	27.17" (690.12mm)	1.55" (39.37mm)	30th Wettest	Wettest since: 1942	2019
Jul 1946–Jun 1947 12-Month	31.29" (794.77mm)	29.96" (760.98mm)	1.33" (33.79mm)	92nd Driest	Driest since: 1945	1931
Jul 1946–Jun 1947 12-Month	31.29" (794.77mm)	29.96" (760.98mm)	1.33" (33.79mm)	36th Wettest	Wettest since: 1946	2019
Jan 1946–Jun 1947 18-Month	46.85" (1,189.99mm)	45.27" (1,149.86mm)	1.58" (40.13mm)	88th Driest	Driest since: 1944	1931
Jan 1946–Jun 1947 18-Month	46.85" (1,189.99mm)	45.27" (1,149.86mm)	1.58" (40.13mm)	40th Wettest	Wettest since: 1946	2019
Jul 1945–Jun 1947 24-Month	62.88" (1,597.15mm)	59.93" (1,522.22mm)	2.95" (74.93mm)	98th Driest	Driest since: 1946	1931
Jul 1945–Jun 1947 24-Month	62.88" (1,597.15mm)	59.93" (1,522.22mm)	2.95" (74.93mm)	29th Wettest	Wettest since: 1943	2020
Jul 1944–Jun 1947 36-Month	93.62" (2,377.95mm)	89.89" (2,283.21mm)	3.73" (94.74mm)	96th Driest	Driest since: 1946	1956
Jul 1944–Jun 1947 36-Month	93.62" (2,377.95mm)	89.89" (2,283.21mm)	3.73" (94.74mm)	30th Wettest	Wettest since: 1943	2019
Jul 1943–Jun 1947 48-Month	122.16" (3,102.86mm)	119.79" (3,042.67mm)	2.37" (60.19mm)	81st Driest	Driest since: 1946	1956
Jul 1943–Jun 1947 48-Month	122.16" (3,102.86mm)	119.79" (3,042.67mm)	2.37" (60.19mm)	44th Wettest	Wettest since: 1945	2019
Jul 1942–Jun 1947 60-Month	153.14" (3,889.76mm)	149.66" (3,801.36mm)	3.48" (88.40mm)	83rd Driest	Driest since: 1944	1934
Jul 1942–Jun 1947 60-Month	153.14" (3,889.76mm)	149.66" (3,801.36mm)	3.48" (88.40mm)	41st Wettest	Wettest since: 1946	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published January 2023, retrieved on January 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings