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, April 1930

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Wettest/Driest Since	Record
April 1930 1-Month	1.08" (27.43mm)	1.10" (27.94mm)	-0.02" (-0.51mm)	69th Driest	Driest since: 1928	1961
	1.08" (27.43mm)	1.10" (27.94mm)	-0.02" (-0.51mm)	61st Wettest	Wettest since: 1929	1978
	Ties: 1973
Mar–Apr 1930 2-Month	1.99" (50.55mm)	2.31" (58.67mm)	-0.32" (-8.12mm)	52nd Driest	Driest since: 1927	1898
	1.99" (50.55mm)	2.31" (58.67mm)	-0.32" (-8.12mm)	78th Wettest	Wettest since: 1929	1904
	Ties: 1973
Feb–Apr 1930 3-Month	3.13" (79.50mm)	3.62" (91.95mm)	-0.49" (-12.45mm)	52nd Driest	Driest since: 1924	1898
	3.13" (79.50mm)	3.62" (91.95mm)	-0.49" (-12.45mm)	78th Wettest	Wettest since: 1929	1904
	Ties: 1934, 1967
Jan–Apr 1930 4-Month	4.83" (122.68mm)	5.19" (131.83mm)	-0.36" (-9.15mm)	58th Driest	Driest since: 1929	1908
Jan–Apr 1930 4-Month	4.83" (122.68mm)	5.19" (131.83mm)	-0.36" (-9.15mm)	72nd Wettest	Wettest since: 1928	1978
Dec 1929–Apr 1930 5-Month	6.44" (163.58mm)	6.66" (169.16mm)	-0.22" (-5.58mm)	61st Driest	Driest since: 1929	1977
	6.44" (163.58mm)	6.66" (169.16mm)	-0.22" (-5.58mm)	68th Wettest	Wettest since: 1926	1978
	Ties: 1917
Nov 1929–Apr 1930 6-Month	6.46" (164.08mm)	7.96" (202.18mm)	-1.50" (-38.10mm)	38th Driest	Driest since: 1924	1977
Nov 1929–Apr 1930 6-Month	6.46" (164.08mm)	7.96" (202.18mm)	-1.50" (-38.10mm)	91st Wettest	Wettest since: 1929	1978
Oct 1929–Apr 1930 7-Month	6.60" (167.64mm)	8.85" (224.79mm)	-2.25" (-57.15mm)	22nd Driest	Driest since: 1924	1977
	6.60" (167.64mm)	8.85" (224.79mm)	-2.25" (-57.15mm)	107th Wettest	Wettest since: 1929	1983
	Ties: 1992, 2021
Sep 1929–Apr 1930 8-Month	6.68" (169.67mm)	9.43" (239.52mm)	-2.75" (-69.85mm)	20th Driest	Driest since: 1908	1977
Sep 1929–Apr 1930 8-Month	6.68" (169.67mm)	9.43" (239.52mm)	-2.75" (-69.85mm)	109th Wettest	Wettest since: 1929	1983
Aug 1929–Apr 1930 9-Month	6.77" (171.96mm)	9.81" (249.17mm)	-3.04" (-77.21mm)	12th Driest	Driest since: 1908	1977
Aug 1929–Apr 1930 9-Month	6.77" (171.96mm)	9.81" (249.17mm)	-3.04" (-77.21mm)	117th Wettest	Wettest since: 1929	1978
Jul 1929–Apr 1930 10-Month	6.81" (172.97mm)	10.17" (258.32mm)	-3.36" (-85.35mm)	7th Driest	Driest to Date	2013
Jul 1929–Apr 1930 10-Month	6.81" (172.97mm)	10.17" (258.32mm)	-3.36" (-85.35mm)	122nd Wettest	Wettest since: 1929	1983
Jun 1929–Apr 1930 11-Month	8.65" (219.71mm)	11.29" (286.77mm)	-2.64" (-67.06mm)	20th Driest	Driest since: 1929	2013
Jun 1929–Apr 1930 11-Month	8.65" (219.71mm)	11.29" (286.77mm)	-2.64" (-67.06mm)	109th Wettest	Wettest since: 1928	1983
May 1929–Apr 1930 12-Month	8.77" (222.76mm)	12.56" (319.02mm)	-3.79" (-96.26mm)	8th Driest	Driest since: 1929	2013
May 1929–Apr 1930 12-Month	8.77" (222.76mm)	12.56" (319.02mm)	-3.79" (-96.26mm)	121st Wettest	Wettest since: 1928	1983
Nov 1928–Apr 1930 18-Month	15.25" (387.35mm)	20.52" (521.21mm)	-5.27" (-133.86mm)	8th Driest	Driest since: 1925	1934
Nov 1928–Apr 1930 18-Month	15.25" (387.35mm)	20.52" (521.21mm)	-5.27" (-133.86mm)	120th Wettest	Wettest since: 1929	1983
May 1928–Apr 1930 24-Month	16.48" (418.59mm)	25.15" (638.81mm)	-8.67" (-220.22mm)	1st Driest	Driest to Date	1930
May 1928–Apr 1930 24-Month	16.48" (418.59mm)	25.15" (638.81mm)	-8.67" (-220.22mm)	127th Wettest	Wettest since: 1929	1984
May 1927–Apr 1930 36-Month	29.32" (744.73mm)	37.68" (957.07mm)	-8.36" (-212.34mm)	7th Driest	Driest to Date	1931
May 1927–Apr 1930 36-Month	29.32" (744.73mm)	37.68" (957.07mm)	-8.36" (-212.34mm)	120th Wettest	Wettest since: 1929	1984
May 1926–Apr 1930 48-Month	41.50" (1,054.10mm)	50.16" (1,274.06mm)	-8.66" (-219.96mm)	10th Driest	Driest to Date	1932
May 1926–Apr 1930 48-Month	41.50" (1,054.10mm)	50.16" (1,274.06mm)	-8.66" (-219.96mm)	116th Wettest	Wettest since: 1929	1984
May 1925–Apr 1930 60-Month	56.04" (1,423.42mm)	62.65" (1,591.31mm)	-6.61" (-167.89mm)	14th Driest	Driest to Date	1933
May 1925–Apr 1930 60-Month	56.04" (1,423.42mm)	62.65" (1,591.31mm)	-6.61" (-167.89mm)	111th Wettest	Wettest since: 1929	1984

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published May 2023, retrieved on June 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings