Regional Rankings

Parameter:

Year:

Month:

Region:

Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Ohio Valley Climate Region

Precipitation Rankings, August 1921

View Period (Months):

All

Download:

Record Driest

Bottom 1/10

Bottom 1/3

Normal

Top 1/3

Top 1/10

Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
August 1921 1-Month	5.24" (133.10mm)	3.67" (93.22mm)	1.57" (39.88mm)	122nd Driest	Driest since: 1920	1953
August 1921 1-Month	5.24" (133.10mm)	3.67" (93.22mm)	1.57" (39.88mm)	7th Wettest	Wettest since: 1915	1915
Jul–Aug 1921 2-Month	8.17" (207.52mm)	7.67" (194.82mm)	0.50" (12.70mm)	83rd Driest	Driest since: 1919	1930
	8.17" (207.52mm)	7.67" (194.82mm)	0.50" (12.70mm)	46th Wettest	Wettest since: 1920	1915
	Ties: 1965
Jun–Aug 1921 3-Month	12.04" (305.82mm)	11.92" (302.77mm)	0.12" (3.05mm)	60th Driest	Driest since: 1920	1930
	12.04" (305.82mm)	11.92" (302.77mm)	0.12" (3.05mm)	69th Wettest	Wettest since: 1917	1958
	Ties: 1947, 1987
May–Aug 1921 4-Month	14.86" (377.44mm)	16.19" (411.23mm)	-1.33" (-33.79mm)	36th Driest	Driest since: 1918	1936
May–Aug 1921 4-Month	14.86" (377.44mm)	16.19" (411.23mm)	-1.33" (-33.79mm)	93rd Wettest	Wettest since: 1920	1915
Apr–Aug 1921 5-Month	19.38" (492.25mm)	20.10" (510.54mm)	-0.72" (-18.29mm)	45th Driest	Driest since: 1918	1930
Apr–Aug 1921 5-Month	19.38" (492.25mm)	20.10" (510.54mm)	-0.72" (-18.29mm)	84th Wettest	Wettest since: 1920	2015
Mar–Aug 1921 6-Month	24.56" (623.82mm)	23.91" (607.31mm)	0.65" (16.51mm)	62nd Driest	Driest since: 1919	1930
Mar–Aug 1921 6-Month	24.56" (623.82mm)	23.91" (607.31mm)	0.65" (16.51mm)	67th Wettest	Wettest since: 1920	2015
Feb–Aug 1921 7-Month	26.78" (680.21mm)	26.58" (675.13mm)	0.20" (5.08mm)	56th Driest	Driest since: 1919	1930
Feb–Aug 1921 7-Month	26.78" (680.21mm)	26.58" (675.13mm)	0.20" (5.08mm)	73rd Wettest	Wettest since: 1920	2019
Jan–Aug 1921 8-Month	29.18" (741.17mm)	29.63" (752.60mm)	-0.45" (-11.43mm)	53rd Driest	Driest since: 1919	1936
	29.18" (741.17mm)	29.63" (752.60mm)	-0.45" (-11.43mm)	76th Wettest	Wettest since: 1920	2019
	Ties: 1972
Dec 1920–Aug 1921 9-Month	32.15" (816.61mm)	32.72" (831.09mm)	-0.57" (-14.48mm)	43rd Driest	Driest since: 1919	1936
Dec 1920–Aug 1921 9-Month	32.15" (816.61mm)	32.72" (831.09mm)	-0.57" (-14.48mm)	85th Wettest	Wettest since: 1920	2019
Nov 1920–Aug 1921 10-Month	34.21" (868.93mm)	35.86" (910.84mm)	-1.65" (-41.91mm)	37th Driest	Driest since: 1918	1936
Nov 1920–Aug 1921 10-Month	34.21" (868.93mm)	35.86" (910.84mm)	-1.65" (-41.91mm)	91st Wettest	Wettest since: 1920	2019
Oct 1920–Aug 1921 11-Month	36.29" (921.77mm)	38.78" (985.01mm)	-2.49" (-63.24mm)	29th Driest	Driest since: 1918	1936
Oct 1920–Aug 1921 11-Month	36.29" (921.77mm)	38.78" (985.01mm)	-2.49" (-63.24mm)	99th Wettest	Wettest since: 1920	2019
Sep 1920–Aug 1921 12-Month	39.74" (1,009.40mm)	42.24" (1,072.90mm)	-2.50" (-63.50mm)	29th Driest	Driest since: 1918	1936
Sep 1920–Aug 1921 12-Month	39.74" (1,009.40mm)	42.24" (1,072.90mm)	-2.50" (-63.50mm)	99th Wettest	Wettest since: 1920	2019
Mar 1920–Aug 1921 18-Month	65.63" (1,667.00mm)	66.13" (1,679.70mm)	-0.50" (-12.70mm)	51st Driest	Driest since: 1919	1931
Mar 1920–Aug 1921 18-Month	65.63" (1,667.00mm)	66.13" (1,679.70mm)	-0.50" (-12.70mm)	77th Wettest	Wettest since: 1920	2019
Sep 1919–Aug 1921 24-Month	87.18" (2,214.37mm)	84.47" (2,145.54mm)	2.71" (68.83mm)	69th Driest	Driest since: 1919	1941
Sep 1919–Aug 1921 24-Month	87.18" (2,214.37mm)	84.47" (2,145.54mm)	2.71" (68.83mm)	58th Wettest	Wettest since: 1920	2020
Sep 1918–Aug 1921 36-Month	128.92" (3,274.57mm)	126.74" (3,219.20mm)	2.18" (55.37mm)	69th Driest	Driest since: 1920	1941
Sep 1918–Aug 1921 36-Month	128.92" (3,274.57mm)	126.74" (3,219.20mm)	2.18" (55.37mm)	57th Wettest	Wettest since: 1917	2020
Sep 1917–Aug 1921 48-Month	163.36" (4,149.34mm)	168.98" (4,292.09mm)	-5.62" (-142.75mm)	30th Driest	Driest since: 1914	1956
Sep 1917–Aug 1921 48-Month	163.36" (4,149.34mm)	168.98" (4,292.09mm)	-5.62" (-142.75mm)	95th Wettest	Wettest since: 1920	2022
Sep 1916–Aug 1921 60-Month	204.96" (5,205.98mm)	211.20" (5,364.48mm)	-6.24" (-158.50mm)	29th Driest	Driest since: 1918	1934
Sep 1916–Aug 1921 60-Month	204.96" (5,205.98mm)	211.20" (5,364.48mm)	-6.24" (-158.50mm)	95th Wettest	Wettest since: 1920	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published November 2022, retrieved on December 4, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings