Regional Rankings

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

Northwest Climate Region

Precipitation Rankings, November 1909

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
November 1909 1-Month	9.13" (231.90mm)	4.34" (110.24mm)	4.79" (121.66mm)	128th Driest	Driest since: 1908	1936
November 1909 1-Month	9.13" (231.90mm)	4.34" (110.24mm)	4.79" (121.66mm)	1st Wettest	Wettest to Date	1909
Oct–Nov 1909 2-Month	11.54" (293.12mm)	6.88" (174.75mm)	4.66" (118.37mm)	128th Driest	Driest since: 1908	1936
Oct–Nov 1909 2-Month	11.54" (293.12mm)	6.88" (174.75mm)	4.66" (118.37mm)	1st Wettest	Wettest to Date	1909
Sep–Nov 1909 3-Month	13.45" (341.63mm)	8.30" (210.82mm)	5.15" (130.81mm)	126th Driest	Driest since: 1908	1936
Sep–Nov 1909 3-Month	13.45" (341.63mm)	8.30" (210.82mm)	5.15" (130.81mm)	3rd Wettest	Wettest to Date	1973
Aug–Nov 1909 4-Month	13.77" (349.76mm)	9.10" (231.14mm)	4.67" (118.62mm)	126th Driest	Driest since: 1908	1936
Aug–Nov 1909 4-Month	13.77" (349.76mm)	9.10" (231.14mm)	4.67" (118.62mm)	3rd Wettest	Wettest to Date	1927
Jul–Nov 1909 5-Month	15.33" (389.38mm)	9.83" (249.68mm)	5.50" (139.70mm)	128th Driest	Driest since: 1908	1929
Jul–Nov 1909 5-Month	15.33" (389.38mm)	9.83" (249.68mm)	5.50" (139.70mm)	1st Wettest	Wettest to Date	1909
Jun–Nov 1909 6-Month	16.25" (412.75mm)	11.55" (293.37mm)	4.70" (119.38mm)	126th Driest	Driest since: 1908	1929
Jun–Nov 1909 6-Month	16.25" (412.75mm)	11.55" (293.37mm)	4.70" (119.38mm)	3rd Wettest	Wettest to Date	1983, 1984
May–Nov 1909 7-Month	18.16" (461.26mm)	13.69" (347.73mm)	4.47" (113.53mm)	123rd Driest	Driest since: 1908	1929
May–Nov 1909 7-Month	18.16" (461.26mm)	13.69" (347.73mm)	4.47" (113.53mm)	6th Wettest	Wettest since: 1896	1984
Apr–Nov 1909 8-Month	19.04" (483.62mm)	16.05" (407.67mm)	2.99" (75.95mm)	109th Driest	Driest since: 1908	1929
Apr–Nov 1909 8-Month	19.04" (483.62mm)	16.05" (407.67mm)	2.99" (75.95mm)	20th Wettest	Wettest since: 1899	1984
Mar–Nov 1909 9-Month	21.05" (534.67mm)	19.31" (490.47mm)	1.74" (44.20mm)	85th Driest	Driest since: 1908	1929
Mar–Nov 1909 9-Month	21.05" (534.67mm)	19.31" (490.47mm)	1.74" (44.20mm)	44th Wettest	Wettest since: 1906	1984
Feb–Nov 1909 10-Month	26.04" (661.42mm)	22.92" (582.17mm)	3.12" (79.25mm)	102nd Driest	Driest since: 1908	1929
Feb–Nov 1909 10-Month	26.04" (661.42mm)	22.92" (582.17mm)	3.12" (79.25mm)	27th Wettest	Wettest since: 1904	1983
Jan–Nov 1909 11-Month	33.41" (848.61mm)	27.45" (697.23mm)	5.96" (151.38mm)	120th Driest	Driest since: 1908	1929
Jan–Nov 1909 11-Month	33.41" (848.61mm)	27.45" (697.23mm)	5.96" (151.38mm)	9th Wettest	Wettest since: 1896	1983
Dec 1908–Nov 1909 12-Month	36.38" (924.05mm)	32.09" (815.09mm)	4.29" (108.96mm)	108th Driest	Driest since: 1908	1929
Dec 1908–Nov 1909 12-Month	36.38" (924.05mm)	32.09" (815.09mm)	4.29" (108.96mm)	20th Wettest	Wettest since: 1896	1997
Jun 1908–Nov 1909 18-Month	47.12" (1,196.85mm)	43.68" (1,109.47mm)	3.44" (87.38mm)	97th Driest	Driest since: 1908	1929
	47.12" (1,196.85mm)	43.68" (1,109.47mm)	3.44" (87.38mm)	31st Wettest	Wettest since: 1907	1996
	Ties: 1896
Dec 1907–Nov 1909 24-Month	67.02" (1,702.31mm)	64.20" (1,630.68mm)	2.82" (71.63mm)	89th Driest	Driest since: 1908	1929
Dec 1907–Nov 1909 24-Month	67.02" (1,702.31mm)	64.20" (1,630.68mm)	2.82" (71.63mm)	38th Wettest	Wettest since: 1907	1997
Dec 1906–Nov 1909 36-Month	101.69" (2,582.93mm)	96.31" (2,446.27mm)	5.38" (136.66mm)	101st Driest	Driest since: 1908	1930
Dec 1906–Nov 1909 36-Month	101.69" (2,582.93mm)	96.31" (2,446.27mm)	5.38" (136.66mm)	25th Wettest	Wettest since: 1904	1997
Dec 1905–Nov 1909 48-Month	135.34" (3,437.64mm)	128.35" (3,260.09mm)	6.99" (177.55mm)	100th Driest	Driest since: 1908	1931
Dec 1905–Nov 1909 48-Month	135.34" (3,437.64mm)	128.35" (3,260.09mm)	6.99" (177.55mm)	25th Wettest	Wettest since: 1899	1998
Dec 1904–Nov 1909 60-Month	163.94" (4,164.08mm)	160.31" (4,071.87mm)	3.63" (92.21mm)	82nd Driest	Driest since: 1908	1932
Dec 1904–Nov 1909 60-Month	163.94" (4,164.08mm)	160.31" (4,071.87mm)	3.63" (92.21mm)	42nd Wettest	Wettest since: 1907	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings