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, August 1957

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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
August 1957 1-Month	2.19" (55.63mm)	2.62" (66.55mm)	-0.43" (-10.92mm)	12th Driest	Driest since: 1943	1929
August 1957 1-Month	2.19" (55.63mm)	2.62" (66.55mm)	-0.43" (-10.92mm)	117th Wettest	Wettest since: 1956	1977
Jul–Aug 1957 2-Month	4.47" (113.54mm)	5.40" (137.16mm)	-0.93" (-23.62mm)	7th Driest	Driest since: 1947	1930
Jul–Aug 1957 2-Month	4.47" (113.54mm)	5.40" (137.16mm)	-0.93" (-23.62mm)	122nd Wettest	Wettest since: 1956	1915
Jun–Aug 1957 3-Month	8.12" (206.25mm)	8.32" (211.33mm)	-0.20" (-5.08mm)	39th Driest	Driest since: 1956	1930
	8.12" (206.25mm)	8.32" (211.33mm)	-0.20" (-5.08mm)	90th Wettest	Wettest since: 1955	1928
	Ties: 1911
May–Aug 1957 4-Month	12.36" (313.94mm)	11.23" (285.24mm)	1.13" (28.70mm)	110th Driest	Driest since: 1956	1936
May–Aug 1957 4-Month	12.36" (313.94mm)	11.23" (285.24mm)	1.13" (28.70mm)	19th Wettest	Wettest since: 1941	1915
Apr–Aug 1957 5-Month	16.01" (406.65mm)	13.75" (349.25mm)	2.26" (57.40mm)	124th Driest	Driest since: 1956	1934
Apr–Aug 1957 5-Month	16.01" (406.65mm)	13.75" (349.25mm)	2.26" (57.40mm)	5th Wettest	Wettest since: 1915	2019
Mar–Aug 1957 6-Month	18.52" (470.41mm)	16.26" (413.00mm)	2.26" (57.41mm)	123rd Driest	Driest since: 1956	1936
Mar–Aug 1957 6-Month	18.52" (470.41mm)	16.26" (413.00mm)	2.26" (57.41mm)	6th Wettest	Wettest since: 1905	1905
Feb–Aug 1957 7-Month	20.60" (523.24mm)	18.40" (467.36mm)	2.20" (55.88mm)	121st Driest	Driest since: 1956	1934
Feb–Aug 1957 7-Month	20.60" (523.24mm)	18.40" (467.36mm)	2.20" (55.88mm)	8th Wettest	Wettest since: 1945	2019
Jan–Aug 1957 8-Month	22.73" (577.34mm)	20.71" (526.03mm)	2.02" (51.31mm)	118th Driest	Driest since: 1956	1934
Jan–Aug 1957 8-Month	22.73" (577.34mm)	20.71" (526.03mm)	2.02" (51.31mm)	11th Wettest	Wettest since: 1915	2019
Dec 1956–Aug 1957 9-Month	24.73" (628.14mm)	23.05" (585.47mm)	1.68" (42.67mm)	105th Driest	Driest since: 1956	1931
Dec 1956–Aug 1957 9-Month	24.73" (628.14mm)	23.05" (585.47mm)	1.68" (42.67mm)	23rd Wettest	Wettest since: 1915	2019
Nov 1956–Aug 1957 10-Month	26.09" (662.69mm)	25.28" (642.11mm)	0.81" (20.58mm)	79th Driest	Driest since: 1956	1934
Nov 1956–Aug 1957 10-Month	26.09" (662.69mm)	25.28" (642.11mm)	0.81" (20.58mm)	49th Wettest	Wettest since: 1949	2019
Oct 1956–Aug 1957 11-Month	28.09" (713.49mm)	27.45" (697.23mm)	0.64" (16.26mm)	75th Driest	Driest since: 1956	1934
	28.09" (713.49mm)	27.45" (697.23mm)	0.64" (16.26mm)	53rd Wettest	Wettest since: 1950	2019
	Ties: 1923
Sep 1956–Aug 1957 12-Month	29.53" (750.06mm)	29.94" (760.48mm)	-0.41" (-10.42mm)	49th Driest	Driest since: 1956	1934
Sep 1956–Aug 1957 12-Month	29.53" (750.06mm)	29.94" (760.48mm)	-0.41" (-10.42mm)	79th Wettest	Wettest since: 1952	2019
Mar 1956–Aug 1957 18-Month	43.22" (1,097.79mm)	46.22" (1,173.99mm)	-3.00" (-76.20mm)	23rd Driest	Driest since: 1956	1931
Mar 1956–Aug 1957 18-Month	43.22" (1,097.79mm)	46.22" (1,173.99mm)	-3.00" (-76.20mm)	105th Wettest	Wettest since: 1952	2019
Sep 1955–Aug 1957 24-Month	56.42" (1,433.07mm)	59.92" (1,521.97mm)	-3.50" (-88.90mm)	20th Driest	Driest since: 1956	1918
Sep 1955–Aug 1957 24-Month	56.42" (1,433.07mm)	59.92" (1,521.97mm)	-3.50" (-88.90mm)	107th Wettest	Wettest since: 1953	2020
Sep 1954–Aug 1957 36-Month	83.69" (2,125.73mm)	89.86" (2,282.44mm)	-6.17" (-156.71mm)	13th Driest	Driest since: 1956	1956
Sep 1954–Aug 1957 36-Month	83.69" (2,125.73mm)	89.86" (2,282.44mm)	-6.17" (-156.71mm)	113th Wettest	Wettest since: 1953	2019
Sep 1953–Aug 1957 48-Month	109.30" (2,776.22mm)	119.77" (3,042.16mm)	-10.47" (-265.94mm)	2nd Driest	Driest since: 1956	1956
Sep 1953–Aug 1957 48-Month	109.30" (2,776.22mm)	119.77" (3,042.16mm)	-10.47" (-265.94mm)	123rd Wettest	Wettest since: 1955	2019
Sep 1952–Aug 1957 60-Month	136.98" (3,479.29mm)	149.64" (3,800.86mm)	-12.66" (-321.57mm)	2nd Driest	Driest since: 1934	1934
Sep 1952–Aug 1957 60-Month	136.98" (3,479.29mm)	149.64" (3,800.86mm)	-12.66" (-321.57mm)	122nd Wettest	Wettest since: 1956	2019

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published May 2023, retrieved on June 3, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings