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, September 1921

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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
September 1921 1-Month	0.52" (13.21mm)	0.58" (14.73mm)	-0.06" (-1.52mm)	77th Driest	Driest since: 1920	1922, 1935, 1943, 1974, 1987
	0.52" (13.21mm)	0.58" (14.73mm)	-0.06" (-1.52mm)	52nd Wettest	Wettest since: 1919	1940
	Ties: 1913
Aug–Sep 1921 2-Month	0.57" (14.48mm)	0.96" (24.38mm)	-0.39" (-9.90mm)	43rd Driest	Driest since: 1916	1935
Aug–Sep 1921 2-Month	0.57" (14.48mm)	0.96" (24.38mm)	-0.39" (-9.90mm)	86th Wettest	Wettest since: 1920	1976
Jul–Sep 1921 3-Month	0.58" (14.73mm)	1.32" (33.53mm)	-0.74" (-18.80mm)	21st Driest	Driest since: 1914	2018
	0.58" (14.73mm)	1.32" (33.53mm)	-0.74" (-18.80mm)	108th Wettest	Wettest since: 1920	1976
	Ties: 1924
Jun–Sep 1921 4-Month	1.54" (39.12mm)	2.43" (61.72mm)	-0.89" (-22.60mm)	30th Driest	Driest since: 1919	1935
	1.54" (39.12mm)	2.43" (61.72mm)	-0.89" (-22.60mm)	99th Wettest	Wettest since: 1920	1913
	Ties: 1902, 1966
May–Sep 1921 5-Month	4.26" (108.20mm)	3.70" (93.98mm)	0.56" (14.22mm)	90th Driest	Driest since: 1920	1928
May–Sep 1921 5-Month	4.26" (108.20mm)	3.70" (93.98mm)	0.56" (14.22mm)	39th Wettest	Wettest since: 1915	1998
Apr–Sep 1921 6-Month	4.69" (119.13mm)	4.80" (121.92mm)	-0.11" (-2.79mm)	61st Driest	Driest since: 1920	1924
Apr–Sep 1921 6-Month	4.69" (119.13mm)	4.80" (121.92mm)	-0.11" (-2.79mm)	68th Wettest	Wettest since: 1917	1998
Mar–Sep 1921 7-Month	5.59" (141.99mm)	6.01" (152.65mm)	-0.42" (-10.66mm)	61st Driest	Driest since: 1920	1924
Mar–Sep 1921 7-Month	5.59" (141.99mm)	6.01" (152.65mm)	-0.42" (-10.66mm)	68th Wettest	Wettest since: 1918	1998
Feb–Sep 1921 8-Month	7.18" (182.37mm)	7.32" (185.93mm)	-0.14" (-3.56mm)	67th Driest	Driest since: 1920	1924
Feb–Sep 1921 8-Month	7.18" (182.37mm)	7.32" (185.93mm)	-0.14" (-3.56mm)	62nd Wettest	Wettest since: 1918	1998
Jan–Sep 1921 9-Month	9.21" (233.93mm)	8.89" (225.81mm)	0.32" (8.12mm)	74th Driest	Driest since: 1920	1924
Jan–Sep 1921 9-Month	9.21" (233.93mm)	8.89" (225.81mm)	0.32" (8.12mm)	55th Wettest	Wettest since: 1918	1998
Dec 1920–Sep 1921 10-Month	11.88" (301.75mm)	10.36" (263.14mm)	1.52" (38.61mm)	94th Driest	Driest since: 1920	1924
Dec 1920–Sep 1921 10-Month	11.88" (301.75mm)	10.36" (263.14mm)	1.52" (38.61mm)	34th Wettest	Wettest since: 1916	1998
Nov 1920–Sep 1921 11-Month	13.73" (348.74mm)	11.66" (296.16mm)	2.07" (52.58mm)	98th Driest	Driest since: 1920	1924
Nov 1920–Sep 1921 11-Month	13.73" (348.74mm)	11.66" (296.16mm)	2.07" (52.58mm)	30th Wettest	Wettest since: 1912	1998
Oct 1920–Sep 1921 12-Month	15.08" (383.03mm)	12.55" (318.77mm)	2.53" (64.26mm)	104th Driest	Driest since: 1920	1966
	15.08" (383.03mm)	12.55" (318.77mm)	2.53" (64.26mm)	24th Wettest	Wettest since: 1912	1983
	Ties: 1963
Apr 1920–Sep 1921 18-Month	18.86" (479.04mm)	17.37" (441.20mm)	1.49" (37.84mm)	88th Driest	Driest since: 1920	1929
Apr 1920–Sep 1921 18-Month	18.86" (479.04mm)	17.37" (441.20mm)	1.49" (37.84mm)	40th Wettest	Wettest since: 1916	1983
Oct 1919–Sep 1921 24-Month	25.21" (640.33mm)	25.13" (638.30mm)	0.08" (2.03mm)	66th Driest	Driest since: 1920	1955
Oct 1919–Sep 1921 24-Month	25.21" (640.33mm)	25.13" (638.30mm)	0.08" (2.03mm)	61st Wettest	Wettest since: 1917	1984
Oct 1918–Sep 1921 36-Month	34.81" (884.17mm)	37.71" (957.83mm)	-2.90" (-73.66mm)	39th Driest	Driest since: 1920	1931
Oct 1918–Sep 1921 36-Month	34.81" (884.17mm)	37.71" (957.83mm)	-2.90" (-73.66mm)	87th Wettest	Wettest since: 1918	1984
Oct 1917–Sep 1921 48-Month	46.60" (1,183.64mm)	50.20" (1,275.08mm)	-3.60" (-91.44mm)	37th Driest	Driest since: 1920	1934
Oct 1917–Sep 1921 48-Month	46.60" (1,183.64mm)	50.20" (1,275.08mm)	-3.60" (-91.44mm)	88th Wettest	Wettest since: 1919	1984
Oct 1916–Sep 1921 60-Month	59.09" (1,500.89mm)	62.67" (1,591.82mm)	-3.58" (-90.93mm)	39th Driest	Driest since: 1920	1934
Oct 1916–Sep 1921 60-Month	59.09" (1,500.89mm)	62.67" (1,591.82mm)	-3.58" (-90.93mm)	85th Wettest	Wettest since: 1919	1984

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published June 2023, retrieved on June 9, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings