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, July 1950

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
July 1950 1-Month	3.86" (98.04mm)	2.78" (70.61mm)	1.08" (27.43mm)	128th Driest	Driest since: 1949	1930
	3.86" (98.04mm)	2.78" (70.61mm)	1.08" (27.43mm)	1st Wettest	Wettest to Date	1950, 1958
	Ties: 1958
Jun–Jul 1950 2-Month	6.66" (169.16mm)	5.70" (144.78mm)	0.96" (24.38mm)	118th Driest	Driest since: 1949	1930
	6.66" (169.16mm)	5.70" (144.78mm)	0.96" (24.38mm)	11th Wettest	Wettest since: 1941	1928
	Ties: 1989
May–Jul 1950 3-Month	9.54" (242.32mm)	8.62" (218.95mm)	0.92" (23.37mm)	108th Driest	Driest since: 1949	1988
May–Jul 1950 3-Month	9.54" (242.32mm)	8.62" (218.95mm)	0.92" (23.37mm)	21st Wettest	Wettest since: 1941	2015
Apr–Jul 1950 4-Month	11.62" (295.15mm)	11.13" (282.70mm)	0.49" (12.45mm)	80th Driest	Driest since: 1949	1934
	11.62" (295.15mm)	11.13" (282.70mm)	0.49" (12.45mm)	49th Wettest	Wettest since: 1947	2015
	Ties: 1919, 1944
Mar–Jul 1950 5-Month	14.11" (358.39mm)	13.64" (346.46mm)	0.47" (11.93mm)	76th Driest	Driest since: 1949	1936
	14.11" (358.39mm)	13.64" (346.46mm)	0.47" (11.93mm)	53rd Wettest	Wettest since: 1948	1973
	Ties: 1996
Feb–Jul 1950 6-Month	16.34" (415.04mm)	15.78" (400.81mm)	0.56" (14.23mm)	78th Driest	Driest since: 1949	1934
Feb–Jul 1950 6-Month	16.34" (415.04mm)	15.78" (400.81mm)	0.56" (14.23mm)	51st Wettest	Wettest since: 1948	2019
Jan–Jul 1950 7-Month	19.70" (500.38mm)	18.09" (459.49mm)	1.61" (40.89mm)	108th Driest	Driest since: 1949	1934
Jan–Jul 1950 7-Month	19.70" (500.38mm)	18.09" (459.49mm)	1.61" (40.89mm)	21st Wettest	Wettest since: 1945	2019
Dec 1949–Jul 1950 8-Month	21.92" (556.77mm)	20.44" (519.18mm)	1.48" (37.59mm)	101st Driest	Driest since: 1948	1931
	21.92" (556.77mm)	20.44" (519.18mm)	1.48" (37.59mm)	27th Wettest	Wettest since: 1949	2019
	Ties: 2013, 2020
Nov 1949–Jul 1950 9-Month	23.11" (586.99mm)	22.66" (575.56mm)	0.45" (11.43mm)	74th Driest	Driest since: 1947	1934
Nov 1949–Jul 1950 9-Month	23.11" (586.99mm)	22.66" (575.56mm)	0.45" (11.43mm)	54th Wettest	Wettest since: 1949	2019
Oct 1949–Jul 1950 10-Month	25.91" (658.11mm)	24.83" (630.68mm)	1.08" (27.43mm)	88th Driest	Driest since: 1947	1934
Oct 1949–Jul 1950 10-Month	25.91" (658.11mm)	24.83" (630.68mm)	1.08" (27.43mm)	40th Wettest	Wettest since: 1949	2019
Sep 1949–Jul 1950 11-Month	28.13" (714.50mm)	27.33" (694.18mm)	0.80" (20.32mm)	77th Driest	Driest since: 1947	1934
	28.13" (714.50mm)	27.33" (694.18mm)	0.80" (20.32mm)	51st Wettest	Wettest since: 1949	2019
	Ties: 1947
Aug 1949–Jul 1950 12-Month	30.62" (777.75mm)	29.95" (760.73mm)	0.67" (17.02mm)	71st Driest	Driest since: 1944	1918
Aug 1949–Jul 1950 12-Month	30.62" (777.75mm)	29.95" (760.73mm)	0.67" (17.02mm)	57th Wettest	Wettest since: 1949	2019
Feb 1949–Jul 1950 18-Month	46.84" (1,189.74mm)	45.74" (1,161.80mm)	1.10" (27.94mm)	74th Driest	Driest since: 1948	1931
Feb 1949–Jul 1950 18-Month	46.84" (1,189.74mm)	45.74" (1,161.80mm)	1.10" (27.94mm)	54th Wettest	Wettest since: 1949	2019
Aug 1948–Jul 1950 24-Month	61.57" (1,563.88mm)	59.92" (1,521.97mm)	1.65" (41.91mm)	83rd Driest	Driest since: 1948	1918
Aug 1948–Jul 1950 24-Month	61.57" (1,563.88mm)	59.92" (1,521.97mm)	1.65" (41.91mm)	44th Wettest	Wettest since: 1949	2020
Aug 1947–Jul 1950 36-Month	92.29" (2,344.17mm)	89.88" (2,282.95mm)	2.41" (61.22mm)	85th Driest	Driest since: 1946	1956
Aug 1947–Jul 1950 36-Month	92.29" (2,344.17mm)	89.88" (2,282.95mm)	2.41" (61.22mm)	41st Wettest	Wettest since: 1949	2019
Aug 1946–Jul 1950 48-Month	123.00" (3,124.20mm)	119.78" (3,042.41mm)	3.22" (81.79mm)	88th Driest	Driest since: 1947	1956
Aug 1946–Jul 1950 48-Month	123.00" (3,124.20mm)	119.78" (3,042.41mm)	3.22" (81.79mm)	37th Wettest	Wettest since: 1949	2019
Aug 1945–Jul 1950 60-Month	154.11" (3,914.39mm)	149.64" (3,800.86mm)	4.47" (113.53mm)	90th Driest	Driest since: 1948	1934
	154.11" (3,914.39mm)	149.64" (3,800.86mm)	4.47" (113.53mm)	34th Wettest	Wettest since: 1949	2019
	Ties: 1945

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published January 2023, retrieved on January 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings