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 1977

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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
April 1977 1-Month	0.19" (4.83mm)	1.10" (27.94mm)	-0.91" (-23.11mm)	3rd Driest	Driest since: 1961	1961
April 1977 1-Month	0.19" (4.83mm)	1.10" (27.94mm)	-0.91" (-23.11mm)	126th Wettest	Wettest since: 1976	1978
Mar–Apr 1977 2-Month	0.74" (18.80mm)	2.31" (58.67mm)	-1.57" (-39.87mm)	3rd Driest	Driest since: 1924	1898
Mar–Apr 1977 2-Month	0.74" (18.80mm)	2.31" (58.67mm)	-1.57" (-39.87mm)	126th Wettest	Wettest since: 1976	1904
Feb–Apr 1977 3-Month	1.30" (33.02mm)	3.62" (91.95mm)	-2.32" (-58.93mm)	3rd Driest	Driest since: 1908	1898
	1.30" (33.02mm)	3.62" (91.95mm)	-2.32" (-58.93mm)	126th Wettest	Wettest since: 1976	1904
	Ties: 1908
Jan–Apr 1977 4-Month	2.12" (53.85mm)	5.19" (131.83mm)	-3.07" (-77.98mm)	4th Driest	Driest since: 1908	1908
Jan–Apr 1977 4-Month	2.12" (53.85mm)	5.19" (131.83mm)	-3.07" (-77.98mm)	125th Wettest	Wettest since: 1976	1978
Dec 1976–Apr 1977 5-Month	2.20" (55.88mm)	6.66" (169.16mm)	-4.46" (-113.28mm)	1st Driest	Driest to Date	1977
Dec 1976–Apr 1977 5-Month	2.20" (55.88mm)	6.66" (169.16mm)	-4.46" (-113.28mm)	127th Wettest	Wettest since: 1976	1978
Nov 1976–Apr 1977 6-Month	2.41" (61.21mm)	7.96" (202.18mm)	-5.55" (-140.97mm)	1st Driest	Driest to Date	1977
Nov 1976–Apr 1977 6-Month	2.41" (61.21mm)	7.96" (202.18mm)	-5.55" (-140.97mm)	127th Wettest	Wettest since: 1976	1978
Oct 1976–Apr 1977 7-Month	2.65" (67.31mm)	8.85" (224.79mm)	-6.20" (-157.48mm)	1st Driest	Driest to Date	1977
Oct 1976–Apr 1977 7-Month	2.65" (67.31mm)	8.85" (224.79mm)	-6.20" (-157.48mm)	127th Wettest	Wettest since: 1976	1983
Sep 1976–Apr 1977 8-Month	4.08" (103.63mm)	9.43" (239.52mm)	-5.35" (-135.89mm)	1st Driest	Driest to Date	1977
Sep 1976–Apr 1977 8-Month	4.08" (103.63mm)	9.43" (239.52mm)	-5.35" (-135.89mm)	127th Wettest	Wettest since: 1976	1983
Aug 1976–Apr 1977 9-Month	5.65" (143.51mm)	9.81" (249.17mm)	-4.16" (-105.66mm)	1st Driest	Driest to Date	1977
Aug 1976–Apr 1977 9-Month	5.65" (143.51mm)	9.81" (249.17mm)	-4.16" (-105.66mm)	127th Wettest	Wettest since: 1976	1978
Jul 1976–Apr 1977 10-Month	6.75" (171.45mm)	10.17" (258.32mm)	-3.42" (-86.87mm)	5th Driest	Driest since: 1968	2013
Jul 1976–Apr 1977 10-Month	6.75" (171.45mm)	10.17" (258.32mm)	-3.42" (-86.87mm)	123rd Wettest	Wettest since: 1976	1983
Jun 1976–Apr 1977 11-Month	7.62" (193.55mm)	11.29" (286.77mm)	-3.67" (-93.22mm)	5th Driest	Driest since: 1934	2013
Jun 1976–Apr 1977 11-Month	7.62" (193.55mm)	11.29" (286.77mm)	-3.67" (-93.22mm)	123rd Wettest	Wettest since: 1976	1983
May 1976–Apr 1977 12-Month	7.82" (198.63mm)	12.56" (319.02mm)	-4.74" (-120.39mm)	3rd Driest	Driest since: 1929	2013
May 1976–Apr 1977 12-Month	7.82" (198.63mm)	12.56" (319.02mm)	-4.74" (-120.39mm)	125th Wettest	Wettest since: 1976	1983
Nov 1975–Apr 1977 18-Month	14.05" (356.87mm)	20.52" (521.21mm)	-6.47" (-164.34mm)	3rd Driest	Driest since: 1934	1934
Nov 1975–Apr 1977 18-Month	14.05" (356.87mm)	20.52" (521.21mm)	-6.47" (-164.34mm)	124th Wettest	Wettest since: 1976	1983
May 1975–Apr 1977 24-Month	20.44" (519.18mm)	25.15" (638.81mm)	-4.71" (-119.63mm)	15th Driest	Driest since: 1937	1930
May 1975–Apr 1977 24-Month	20.44" (519.18mm)	25.15" (638.81mm)	-4.71" (-119.63mm)	112th Wettest	Wettest since: 1976	1984
May 1974–Apr 1977 36-Month	32.12" (815.85mm)	37.68" (957.07mm)	-5.56" (-141.22mm)	19th Driest	Driest since: 1968	1931
May 1974–Apr 1977 36-Month	32.12" (815.85mm)	37.68" (957.07mm)	-5.56" (-141.22mm)	107th Wettest	Wettest since: 1976	1984
May 1973–Apr 1977 48-Month	44.98" (1,142.49mm)	50.16" (1,274.06mm)	-5.18" (-131.57mm)	24th Driest	Driest since: 1962	1932
May 1973–Apr 1977 48-Month	44.98" (1,142.49mm)	50.16" (1,274.06mm)	-5.18" (-131.57mm)	101st Wettest	Wettest since: 1976	1984
May 1972–Apr 1977 60-Month	56.73" (1,440.94mm)	62.65" (1,591.31mm)	-5.92" (-150.37mm)	19th Driest	Driest since: 1963	1933
May 1972–Apr 1977 60-Month	56.73" (1,440.94mm)	62.65" (1,591.31mm)	-5.92" (-150.37mm)	105th Wettest	Wettest since: 1976	1984

Citing This Page

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