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, June 1939

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
June 1939 1-Month	3.32" (84.33mm)	2.93" (74.42mm)	0.39" (9.91mm)	107th Driest	Driest since: 1938	1933
	3.32" (84.33mm)	2.93" (74.42mm)	0.39" (9.91mm)	22nd Wettest	Wettest since: 1928	1928
	Ties: 1998
May–Jun 1939 2-Month	5.52" (140.21mm)	5.84" (148.34mm)	-0.32" (-8.13mm)	39th Driest	Driest since: 1937	1988
May–Jun 1939 2-Month	5.52" (140.21mm)	5.84" (148.34mm)	-0.32" (-8.13mm)	90th Wettest	Wettest since: 1938	2015
Apr–Jun 1939 3-Month	7.68" (195.07mm)	8.35" (212.09mm)	-0.67" (-17.02mm)	29th Driest	Driest since: 1936	1988
Apr–Jun 1939 3-Month	7.68" (195.07mm)	8.35" (212.09mm)	-0.67" (-17.02mm)	100th Wettest	Wettest since: 1938	1957
Mar–Jun 1939 4-Month	9.75" (247.65mm)	10.86" (275.84mm)	-1.11" (-28.19mm)	17th Driest	Driest since: 1936	1988
	9.75" (247.65mm)	10.86" (275.84mm)	-1.11" (-28.19mm)	112th Wettest	Wettest since: 1938	1957
	Ties: 1954
Feb–Jun 1939 5-Month	12.68" (322.07mm)	13.00" (330.20mm)	-0.32" (-8.13mm)	52nd Driest	Driest since: 1937	1988
Feb–Jun 1939 5-Month	12.68" (322.07mm)	13.00" (330.20mm)	-0.32" (-8.13mm)	77th Wettest	Wettest since: 1938	2019
Jan–Jun 1939 6-Month	15.17" (385.32mm)	15.31" (388.87mm)	-0.14" (-3.55mm)	57th Driest	Driest since: 1936	1988
	15.17" (385.32mm)	15.31" (388.87mm)	-0.14" (-3.55mm)	72nd Wettest	Wettest since: 1938	2019
	Ties: 1964
Dec 1938–Jun 1939 7-Month	16.88" (428.75mm)	17.66" (448.56mm)	-0.78" (-19.81mm)	38th Driest	Driest since: 1936	1931
Dec 1938–Jun 1939 7-Month	16.88" (428.75mm)	17.66" (448.56mm)	-0.78" (-19.81mm)	90th Wettest	Wettest since: 1938	2019
Nov 1938–Jun 1939 8-Month	18.89" (479.81mm)	19.89" (505.21mm)	-1.00" (-25.40mm)	36th Driest	Driest since: 1936	1934
Nov 1938–Jun 1939 8-Month	18.89" (479.81mm)	19.89" (505.21mm)	-1.00" (-25.40mm)	92nd Wettest	Wettest since: 1938	2019
Oct 1938–Jun 1939 9-Month	20.19" (512.83mm)	22.05" (560.07mm)	-1.86" (-47.24mm)	20th Driest	Driest since: 1936	1934
	20.19" (512.83mm)	22.05" (560.07mm)	-1.86" (-47.24mm)	108th Wettest	Wettest since: 1938	2019
	Ties: 2002
Sep 1938–Jun 1939 10-Month	22.64" (575.06mm)	24.55" (623.57mm)	-1.91" (-48.51mm)	23rd Driest	Driest since: 1936	1934
	22.64" (575.06mm)	24.55" (623.57mm)	-1.91" (-48.51mm)	105th Wettest	Wettest since: 1938	2019
	Ties: 2002
Aug 1938–Jun 1939 11-Month	24.70" (627.38mm)	27.17" (690.12mm)	-2.47" (-62.74mm)	17th Driest	Driest since: 1936	1918
Aug 1938–Jun 1939 11-Month	24.70" (627.38mm)	27.17" (690.12mm)	-2.47" (-62.74mm)	111th Wettest	Wettest since: 1938	2019
Jul 1938–Jun 1939 12-Month	28.04" (712.22mm)	29.96" (760.98mm)	-1.92" (-48.76mm)	26th Driest	Driest since: 1936	1931
Jul 1938–Jun 1939 12-Month	28.04" (712.22mm)	29.96" (760.98mm)	-1.92" (-48.76mm)	102nd Wettest	Wettest since: 1938	2019
Jan 1938–Jun 1939 18-Month	44.91" (1,140.71mm)	45.27" (1,149.86mm)	-0.36" (-9.15mm)	55th Driest	Driest since: 1937	1931
Jan 1938–Jun 1939 18-Month	44.91" (1,140.71mm)	45.27" (1,149.86mm)	-0.36" (-9.15mm)	73rd Wettest	Wettest since: 1938	2019
Jul 1937–Jun 1939 24-Month	59.28" (1,505.71mm)	59.93" (1,522.22mm)	-0.65" (-16.51mm)	51st Driest	Driest since: 1937	1931
	59.28" (1,505.71mm)	59.93" (1,522.22mm)	-0.65" (-16.51mm)	76th Wettest	Wettest since: 1938	2020
	Ties: 1945
Jul 1936–Jun 1939 36-Month	88.94" (2,259.08mm)	89.89" (2,283.21mm)	-0.95" (-24.13mm)	47th Driest	Driest since: 1938	1956
Jul 1936–Jun 1939 36-Month	88.94" (2,259.08mm)	89.89" (2,283.21mm)	-0.95" (-24.13mm)	79th Wettest	Wettest since: 1930	2019
Jul 1935–Jun 1939 48-Month	115.70" (2,938.78mm)	119.79" (3,042.67mm)	-4.09" (-103.89mm)	27th Driest	Driest since: 1937	1956
Jul 1935–Jun 1939 48-Month	115.70" (2,938.78mm)	119.79" (3,042.67mm)	-4.09" (-103.89mm)	98th Wettest	Wettest since: 1938	2019
Jul 1934–Jun 1939 60-Month	145.99" (3,708.15mm)	149.66" (3,801.36mm)	-3.67" (-93.21mm)	31st Driest	Driest since: 1938	1934
Jul 1934–Jun 1939 60-Month	145.99" (3,708.15mm)	149.66" (3,801.36mm)	-3.67" (-93.21mm)	93rd Wettest	Wettest since: 1931	2020

Citing This Page

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