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, October 1966

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
October 1966 1-Month	1.67" (42.42mm)	2.16" (54.86mm)	-0.49" (-12.44mm)	24th Driest	Driest since: 1965	1952
	1.67" (42.42mm)	2.16" (54.86mm)	-0.49" (-12.44mm)	105th Wettest	Wettest since: 1962	2009
	Ties: 1992
Sep–Oct 1966 2-Month	4.11" (104.39mm)	4.65" (118.11mm)	-0.54" (-13.72mm)	32nd Driest	Driest since: 1964	1952
Sep–Oct 1966 2-Month	4.11" (104.39mm)	4.65" (118.11mm)	-0.54" (-13.72mm)	97th Wettest	Wettest since: 1965	2018
Aug–Oct 1966 3-Month	7.22" (183.39mm)	7.27" (184.66mm)	-0.05" (-1.27mm)	55th Driest	Driest since: 1964	1952
Aug–Oct 1966 3-Month	7.22" (183.39mm)	7.27" (184.66mm)	-0.05" (-1.27mm)	74th Wettest	Wettest since: 1965	2018
Jul–Oct 1966 4-Month	9.63" (244.60mm)	10.05" (255.27mm)	-0.42" (-10.67mm)	40th Driest	Driest since: 1964	1952
	9.63" (244.60mm)	10.05" (255.27mm)	-0.42" (-10.67mm)	89th Wettest	Wettest since: 1965	1941
	Ties: 1976
Jun–Oct 1966 5-Month	11.87" (301.50mm)	12.97" (329.44mm)	-1.10" (-27.94mm)	25th Driest	Driest since: 1963	1952
Jun–Oct 1966 5-Month	11.87" (301.50mm)	12.97" (329.44mm)	-1.10" (-27.94mm)	104th Wettest	Wettest since: 1965	1941
May–Oct 1966 6-Month	14.11" (358.39mm)	15.88" (403.35mm)	-1.77" (-44.96mm)	15th Driest	Driest since: 1963	1952
May–Oct 1966 6-Month	14.11" (358.39mm)	15.88" (403.35mm)	-1.77" (-44.96mm)	114th Wettest	Wettest since: 1965	1941
Apr–Oct 1966 7-Month	16.60" (421.64mm)	18.40" (467.36mm)	-1.80" (-45.72mm)	18th Driest	Driest since: 1963	1952
Apr–Oct 1966 7-Month	16.60" (421.64mm)	18.40" (467.36mm)	-1.80" (-45.72mm)	111th Wettest	Wettest since: 1965	1941
Mar–Oct 1966 8-Month	18.21" (462.53mm)	20.91" (531.11mm)	-2.70" (-68.58mm)	11th Driest	Driest since: 1956	1956
Mar–Oct 1966 8-Month	18.21" (462.53mm)	20.91" (531.11mm)	-2.70" (-68.58mm)	118th Wettest	Wettest since: 1965	2019
Feb–Oct 1966 9-Month	20.55" (521.97mm)	23.04" (585.22mm)	-2.49" (-63.25mm)	13th Driest	Driest since: 1963	1934
	20.55" (521.97mm)	23.04" (585.22mm)	-2.49" (-63.25mm)	116th Wettest	Wettest since: 1965	2019
	Ties: 1917
Jan–Oct 1966 10-Month	22.91" (581.91mm)	25.36" (644.14mm)	-2.45" (-62.23mm)	13th Driest	Driest since: 1963	1934
Jan–Oct 1966 10-Month	22.91" (581.91mm)	25.36" (644.14mm)	-2.45" (-62.23mm)	116th Wettest	Wettest since: 1965	2019
Dec 1965–Oct 1966 11-Month	25.07" (636.78mm)	27.70" (703.58mm)	-2.63" (-66.80mm)	10th Driest	Driest since: 1963	1931
Dec 1965–Oct 1966 11-Month	25.07" (636.78mm)	27.70" (703.58mm)	-2.63" (-66.80mm)	118th Wettest	Wettest since: 1965	2019
Nov 1965–Oct 1966 12-Month	27.07" (687.58mm)	29.93" (760.22mm)	-2.86" (-72.64mm)	13th Driest	Driest since: 1963	1934
Nov 1965–Oct 1966 12-Month	27.07" (687.58mm)	29.93" (760.22mm)	-2.86" (-72.64mm)	115th Wettest	Wettest since: 1965	2019
May 1965–Oct 1966 18-Month	43.53" (1,105.66mm)	45.83" (1,164.08mm)	-2.30" (-58.42mm)	26th Driest	Driest since: 1964	1931
May 1965–Oct 1966 18-Month	43.53" (1,105.66mm)	45.83" (1,164.08mm)	-2.30" (-58.42mm)	102nd Wettest	Wettest since: 1965	2019
Nov 1964–Oct 1966 24-Month	58.42" (1,483.87mm)	59.90" (1,521.46mm)	-1.48" (-37.59mm)	38th Driest	Driest since: 1964	1931
Nov 1964–Oct 1966 24-Month	58.42" (1,483.87mm)	59.90" (1,521.46mm)	-1.48" (-37.59mm)	89th Wettest	Wettest since: 1965	2019
Nov 1963–Oct 1966 36-Month	87.11" (2,212.59mm)	89.86" (2,282.44mm)	-2.75" (-69.85mm)	30th Driest	Driest since: 1965	1956
Nov 1963–Oct 1966 36-Month	87.11" (2,212.59mm)	89.86" (2,282.44mm)	-2.75" (-69.85mm)	96th Wettest	Wettest since: 1962	2019
Nov 1962–Oct 1966 48-Month	112.30" (2,852.42mm)	119.78" (3,042.41mm)	-7.48" (-189.99mm)	9th Driest	Driest since: 1957	1956
Nov 1962–Oct 1966 48-Month	112.30" (2,852.42mm)	119.78" (3,042.41mm)	-7.48" (-189.99mm)	116th Wettest	Wettest since: 1965	2019
Nov 1961–Oct 1966 60-Month	142.55" (3,620.77mm)	149.66" (3,801.36mm)	-7.11" (-180.59mm)	11th Driest	Driest since: 1957	1934
Nov 1961–Oct 1966 60-Month	142.55" (3,620.77mm)	149.66" (3,801.36mm)	-7.11" (-180.59mm)	113th Wettest	Wettest since: 1965	2019

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published May 2023, retrieved on June 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings