National Rankings

Parameter:

Year:

Month:

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 1921

View Period (Months):

All

Download: CSV JSON XML

Record Driest
Bottom ⅒
Bottom ⅓
Normal
Top ⅓
Top ⅒
Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
July 1921 1-Month	2.86" (72.64mm)	2.78" (70.61mm)	0.08" (2.03mm)	74th Driest	Driest since: 1920	1930
	2.86" (72.64mm)	2.78" (70.61mm)	0.08" (2.03mm)	55th Wettest	Wettest since: 1919	1950, 1958
	Ties: 1911, 1926, 1989, 1998, 2018
Jun–Jul 1921 2-Month	5.76" (146.30mm)	5.70" (144.78mm)	0.06" (1.52mm)	57th Driest	Driest since: 1920	1930
	5.76" (146.30mm)	5.70" (144.78mm)	0.06" (1.52mm)	72nd Wettest	Wettest since: 1919	1928
	Ties: 1984
May–Jul 1921 3-Month	8.31" (211.07mm)	8.62" (218.95mm)	-0.31" (-7.88mm)	37th Driest	Driest since: 1918	1988
	8.31" (211.07mm)	8.62" (218.95mm)	-0.31" (-7.88mm)	92nd Wettest	Wettest since: 1920	2015
	Ties: 1955, 2022
Apr–Jul 1921 4-Month	11.10" (281.94mm)	11.13" (282.70mm)	-0.03" (-0.76mm)	55th Driest	Driest since: 1918	1934
Apr–Jul 1921 4-Month	11.10" (281.94mm)	11.13" (282.70mm)	-0.03" (-0.76mm)	74th Wettest	Wettest since: 1920	2015
Mar–Jul 1921 5-Month	13.62" (345.95mm)	13.64" (346.46mm)	-0.02" (-0.51mm)	56th Driest	Driest since: 1918	1936
	13.62" (345.95mm)	13.64" (346.46mm)	-0.02" (-0.51mm)	73rd Wettest	Wettest since: 1920	1973
	Ties: 1898
Feb–Jul 1921 6-Month	15.39" (390.91mm)	15.78" (400.81mm)	-0.39" (-9.90mm)	48th Driest	Driest since: 1918	1934
	15.39" (390.91mm)	15.78" (400.81mm)	-0.39" (-9.90mm)	81st Wettest	Wettest since: 1920	2019
	Ties: 1959
Jan–Jul 1921 7-Month	17.50" (444.50mm)	18.09" (459.49mm)	-0.59" (-14.99mm)	37th Driest	Driest since: 1918	1934
	17.50" (444.50mm)	18.09" (459.49mm)	-0.59" (-14.99mm)	92nd Wettest	Wettest since: 1920	2019
	Ties: 1972
Dec 1920–Jul 1921 8-Month	20.25" (514.35mm)	20.44" (519.18mm)	-0.19" (-4.83mm)	53rd Driest	Driest since: 1920	1931
Dec 1920–Jul 1921 8-Month	20.25" (514.35mm)	20.44" (519.18mm)	-0.19" (-4.83mm)	75th Wettest	Wettest since: 1919	2019
Nov 1920–Jul 1921 9-Month	22.51" (571.75mm)	22.66" (575.56mm)	-0.15" (-3.81mm)	54th Driest	Driest since: 1918	1934
Nov 1920–Jul 1921 9-Month	22.51" (571.75mm)	22.66" (575.56mm)	-0.15" (-3.81mm)	74th Wettest	Wettest since: 1920	2019
Oct 1920–Jul 1921 10-Month	24.68" (626.87mm)	24.83" (630.68mm)	-0.15" (-3.81mm)	52nd Driest	Driest since: 1918	1934
Oct 1920–Jul 1921 10-Month	24.68" (626.87mm)	24.83" (630.68mm)	-0.15" (-3.81mm)	76th Wettest	Wettest since: 1920	2019
Sep 1920–Jul 1921 11-Month	27.12" (688.85mm)	27.33" (694.18mm)	-0.21" (-5.33mm)	54th Driest	Driest since: 1918	1934
Sep 1920–Jul 1921 11-Month	27.12" (688.85mm)	27.33" (694.18mm)	-0.21" (-5.33mm)	74th Wettest	Wettest since: 1920	2019
Aug 1920–Jul 1921 12-Month	30.52" (775.21mm)	29.95" (760.73mm)	0.57" (14.48mm)	69th Driest	Driest since: 1918	1918
Aug 1920–Jul 1921 12-Month	30.52" (775.21mm)	29.95" (760.73mm)	0.57" (14.48mm)	59th Wettest	Wettest since: 1920	2019
Feb 1920–Jul 1921 18-Month	46.59" (1,183.39mm)	45.74" (1,161.80mm)	0.85" (21.59mm)	72nd Driest	Driest since: 1919	1931
Feb 1920–Jul 1921 18-Month	46.59" (1,183.39mm)	45.74" (1,161.80mm)	0.85" (21.59mm)	56th Wettest	Wettest since: 1920	2019
Aug 1919–Jul 1921 24-Month	61.68" (1,566.67mm)	59.92" (1,521.97mm)	1.76" (44.70mm)	85th Driest	Driest since: 1919	1918
Aug 1919–Jul 1921 24-Month	61.68" (1,566.67mm)	59.92" (1,521.97mm)	1.76" (44.70mm)	42nd Wettest	Wettest since: 1920	2020
Aug 1918–Jul 1921 36-Month	93.37" (2,371.60mm)	89.88" (2,282.95mm)	3.49" (88.65mm)	96th Driest	Driest since: 1920	1956
Aug 1918–Jul 1921 36-Month	93.37" (2,371.60mm)	89.88" (2,282.95mm)	3.49" (88.65mm)	30th Wettest	Wettest since: 1909	2019
Aug 1917–Jul 1921 48-Month	117.94" (2,995.68mm)	119.78" (3,042.41mm)	-1.84" (-46.73mm)	40th Driest	Driest since: 1920	1956
Aug 1917–Jul 1921 48-Month	117.94" (2,995.68mm)	119.78" (3,042.41mm)	-1.84" (-46.73mm)	85th Wettest	Wettest since: 1917	2019
Aug 1916–Jul 1921 60-Month	144.99" (3,682.75mm)	149.64" (3,800.86mm)	-4.65" (-118.11mm)	22nd Driest	Driest since: 1918	1934
Aug 1916–Jul 1921 60-Month	144.99" (3,682.75mm)	149.64" (3,800.86mm)	-4.65" (-118.11mm)	102nd Wettest	Wettest since: 1920	2019

Citing This Page

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