Divisional Rankings

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

Oregon, Climate Division 9. Southeast

Precipitation Rankings, October 1920

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
October 1920 1-Month	1.35" (34.29mm)	0.89" (22.61mm)	0.46" (11.68mm)	98th Driest	Driest since: 1919	1895, 1917, 1952, 1988
	1.35" (34.29mm)	0.89" (22.61mm)	0.46" (11.68mm)	31st Wettest	Wettest since: 1918	1956
	Ties: 2005
Sep–Oct 1920 2-Month	1.86" (47.24mm)	1.47" (37.34mm)	0.39" (9.90mm)	94th Driest	Driest since: 1917	1987
	1.86" (47.24mm)	1.47" (37.34mm)	0.39" (9.90mm)	35th Wettest	Wettest since: 1919	1940
	Ties: 1938
Aug–Oct 1920 3-Month	2.46" (62.48mm)	1.85" (46.99mm)	0.61" (15.49mm)	101st Driest	Driest since: 1919	1929
Aug–Oct 1920 3-Month	2.46" (62.48mm)	1.85" (46.99mm)	0.61" (15.49mm)	28th Wettest	Wettest since: 1918	1940
Jul–Oct 1920 4-Month	2.66" (67.56mm)	2.21" (56.13mm)	0.45" (11.43mm)	96th Driest	Driest since: 1919	1929
	2.66" (67.56mm)	2.21" (56.13mm)	0.45" (11.43mm)	33rd Wettest	Wettest since: 1918	1940
	Ties: 1989
Jun–Oct 1920 5-Month	3.51" (89.15mm)	3.32" (84.33mm)	0.19" (4.82mm)	83rd Driest	Driest since: 1919	1935
Jun–Oct 1920 5-Month	3.51" (89.15mm)	3.32" (84.33mm)	0.19" (4.82mm)	46th Wettest	Wettest since: 1918	1923
May–Oct 1920 6-Month	4.23" (107.44mm)	4.60" (116.84mm)	-0.37" (-9.40mm)	53rd Driest	Driest since: 1919	1928
	4.23" (107.44mm)	4.60" (116.84mm)	-0.37" (-9.40mm)	76th Wettest	Wettest since: 1918	1998
	Ties: 1972
Apr–Oct 1920 7-Month	5.13" (130.30mm)	5.69" (144.53mm)	-0.56" (-14.23mm)	54th Driest	Driest since: 1919	1928
	5.13" (130.30mm)	5.69" (144.53mm)	-0.56" (-14.23mm)	75th Wettest	Wettest since: 1918	1998
	Ties: 1905
Mar–Oct 1920 8-Month	6.85" (173.99mm)	6.91" (175.51mm)	-0.06" (-1.52mm)	72nd Driest	Driest since: 1919	1924
Mar–Oct 1920 8-Month	6.85" (173.99mm)	6.91" (175.51mm)	-0.06" (-1.52mm)	57th Wettest	Wettest since: 1918	1998
Feb–Oct 1920 9-Month	7.05" (179.07mm)	8.21" (208.53mm)	-1.16" (-29.46mm)	48th Driest	Driest since: 1911	1966
Feb–Oct 1920 9-Month	7.05" (179.07mm)	8.21" (208.53mm)	-1.16" (-29.46mm)	81st Wettest	Wettest since: 1919	1998
Jan–Oct 1920 10-Month	7.46" (189.48mm)	9.79" (248.67mm)	-2.33" (-59.19mm)	28th Driest	Driest since: 1908	1966
Jan–Oct 1920 10-Month	7.46" (189.48mm)	9.79" (248.67mm)	-2.33" (-59.19mm)	101st Wettest	Wettest since: 1919	1998
Dec 1919–Oct 1920 11-Month	9.28" (235.71mm)	11.26" (286.00mm)	-1.98" (-50.29mm)	32nd Driest	Driest since: 1919	1966
Dec 1919–Oct 1920 11-Month	9.28" (235.71mm)	11.26" (286.00mm)	-1.98" (-50.29mm)	96th Wettest	Wettest since: 1918	1998
Nov 1919–Oct 1920 12-Month	10.56" (268.22mm)	12.56" (319.02mm)	-2.00" (-50.80mm)	38th Driest	Driest since: 1919	1924
Nov 1919–Oct 1920 12-Month	10.56" (268.22mm)	12.56" (319.02mm)	-2.00" (-50.80mm)	90th Wettest	Wettest since: 1918	1998
May 1919–Oct 1920 18-Month	12.87" (326.90mm)	17.16" (435.86mm)	-4.29" (-108.96mm)	10th Driest	Driest to Date	1929
May 1919–Oct 1920 18-Month	12.87" (326.90mm)	17.16" (435.86mm)	-4.29" (-108.96mm)	118th Wettest	Wettest since: 1919	1983
Nov 1918–Oct 1920 24-Month	19.59" (497.59mm)	25.12" (638.05mm)	-5.53" (-140.46mm)	14th Driest	Driest to Date	1934
Nov 1918–Oct 1920 24-Month	19.59" (497.59mm)	25.12" (638.05mm)	-5.53" (-140.46mm)	113th Wettest	Wettest since: 1919	1983
Nov 1917–Oct 1920 36-Month	32.87" (834.90mm)	37.70" (957.58mm)	-4.83" (-122.68mm)	26th Driest	Driest to Date	1931
Nov 1917–Oct 1920 36-Month	32.87" (834.90mm)	37.70" (957.58mm)	-4.83" (-122.68mm)	100th Wettest	Wettest since: 1919	1984
Nov 1916–Oct 1920 48-Month	44.15" (1,121.41mm)	50.19" (1,274.83mm)	-6.04" (-153.42mm)	22nd Driest	Driest to Date	1931
Nov 1916–Oct 1920 48-Month	44.15" (1,121.41mm)	50.19" (1,274.83mm)	-6.04" (-153.42mm)	103rd Wettest	Wettest since: 1919	1984
Nov 1915–Oct 1920 60-Month	59.02" (1,499.11mm)	62.67" (1,591.82mm)	-3.65" (-92.71mm)	41st Driest	Driest to Date	1935
Nov 1915–Oct 1920 60-Month	59.02" (1,499.11mm)	62.67" (1,591.82mm)	-3.65" (-92.71mm)	83rd Wettest	Wettest since: 1919	1984

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2023, retrieved on March 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings