Regional Rankings

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Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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, January 1957

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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
January 1957 1-Month	2.69" (68.33mm)	4.53" (115.06mm)	-1.84" (-46.73mm)	10th Driest	Driest since: 1955	1985
	2.69" (68.33mm)	4.53" (115.06mm)	-1.84" (-46.73mm)	120th Wettest	Wettest since: 1956	1953
	Ties: 1979, 2005
Dec 1956–Jan 1957 2-Month	6.87" (174.50mm)	9.17" (232.92mm)	-2.30" (-58.42mm)	23rd Driest	Driest since: 1955	1977
Dec 1956–Jan 1957 2-Month	6.87" (174.50mm)	9.17" (232.92mm)	-2.30" (-58.42mm)	106th Wettest	Wettest since: 1956	1965
Nov 1956–Jan 1957 3-Month	8.24" (209.30mm)	13.53" (343.66mm)	-5.29" (-134.36mm)	8th Driest	Driest since: 1944	1977
Nov 1956–Jan 1957 3-Month	8.24" (209.30mm)	13.53" (343.66mm)	-5.29" (-134.36mm)	121st Wettest	Wettest since: 1956	1974
Oct 1956–Jan 1957 4-Month	13.28" (337.31mm)	16.08" (408.43mm)	-2.80" (-71.12mm)	23rd Driest	Driest since: 1955	1977
Oct 1956–Jan 1957 4-Month	13.28" (337.31mm)	16.08" (408.43mm)	-2.80" (-71.12mm)	106th Wettest	Wettest since: 1956	1997
Sep 1956–Jan 1957 5-Month	14.26" (362.20mm)	17.50" (444.50mm)	-3.24" (-82.30mm)	22nd Driest	Driest since: 1955	1977
Sep 1956–Jan 1957 5-Month	14.26" (362.20mm)	17.50" (444.50mm)	-3.24" (-82.30mm)	107th Wettest	Wettest since: 1956	1974
Aug 1956–Jan 1957 6-Month	15.24" (387.10mm)	18.31" (465.07mm)	-3.07" (-77.97mm)	25th Driest	Driest since: 1955	1977
Aug 1956–Jan 1957 6-Month	15.24" (387.10mm)	18.31" (465.07mm)	-3.07" (-77.97mm)	104th Wettest	Wettest since: 1956	1974
Jul 1956–Jan 1957 7-Month	15.90" (403.86mm)	19.04" (483.62mm)	-3.14" (-79.76mm)	26th Driest	Driest since: 1955	1977
Jul 1956–Jan 1957 7-Month	15.90" (403.86mm)	19.04" (483.62mm)	-3.14" (-79.76mm)	103rd Wettest	Wettest since: 1956	1956
Jun 1956–Jan 1957 8-Month	17.82" (452.63mm)	20.76" (527.30mm)	-2.94" (-74.67mm)	32nd Driest	Driest since: 1955	1977
Jun 1956–Jan 1957 8-Month	17.82" (452.63mm)	20.76" (527.30mm)	-2.94" (-74.67mm)	97th Wettest	Wettest since: 1956	1956
May 1956–Jan 1957 9-Month	20.34" (516.64mm)	22.91" (581.91mm)	-2.57" (-65.27mm)	32nd Driest	Driest since: 1955	1977
May 1956–Jan 1957 9-Month	20.34" (516.64mm)	22.91" (581.91mm)	-2.57" (-65.27mm)	97th Wettest	Wettest since: 1956	1997
Apr 1956–Jan 1957 10-Month	21.34" (542.04mm)	25.27" (641.86mm)	-3.93" (-99.82mm)	22nd Driest	Driest since: 1955	1977
Apr 1956–Jan 1957 10-Month	21.34" (542.04mm)	25.27" (641.86mm)	-3.93" (-99.82mm)	107th Wettest	Wettest since: 1956	1997
Mar 1956–Jan 1957 11-Month	24.81" (630.17mm)	28.53" (724.66mm)	-3.72" (-94.49mm)	25th Driest	Driest since: 1955	1977
	24.81" (630.17mm)	28.53" (724.66mm)	-3.72" (-94.49mm)	104th Wettest	Wettest since: 1956	1997
	Ties: 1966
Feb 1956–Jan 1957 12-Month	28.44" (722.38mm)	32.13" (816.10mm)	-3.69" (-93.72mm)	29th Driest	Driest since: 1955	1977
Feb 1956–Jan 1957 12-Month	28.44" (722.38mm)	32.13" (816.10mm)	-3.69" (-93.72mm)	100th Wettest	Wettest since: 1956	1997
Aug 1955–Jan 1957 18-Month	55.41" (1,407.41mm)	50.47" (1,281.94mm)	4.94" (125.47mm)	107th Driest	Driest since: 1956	1930
	55.41" (1,407.41mm)	50.47" (1,281.94mm)	4.94" (125.47mm)	21st Wettest	Wettest since: 1952	1997
	Ties: 1969
Feb 1955–Jan 1957 24-Month	69.50" (1,765.30mm)	64.28" (1,632.71mm)	5.22" (132.59mm)	106th Driest	Driest since: 1956	1931
Feb 1955–Jan 1957 24-Month	69.50" (1,765.30mm)	64.28" (1,632.71mm)	5.22" (132.59mm)	22nd Wettest	Wettest since: 1952	1997
Feb 1954–Jan 1957 36-Month	96.16" (2,442.46mm)	96.31" (2,446.27mm)	-0.15" (-3.81mm)	66th Driest	Driest since: 1955	1931
Feb 1954–Jan 1957 36-Month	96.16" (2,442.46mm)	96.31" (2,446.27mm)	-0.15" (-3.81mm)	61st Wettest	Wettest since: 1956	1998
Feb 1953–Jan 1957 48-Month	131.74" (3,346.20mm)	128.35" (3,260.09mm)	3.39" (86.11mm)	89th Driest	Driest since: 1955	1932
Feb 1953–Jan 1957 48-Month	131.74" (3,346.20mm)	128.35" (3,260.09mm)	3.39" (86.11mm)	37th Wettest	Wettest since: 1956	1999
Feb 1952–Jan 1957 60-Month	161.05" (4,090.67mm)	160.30" (4,071.62mm)	0.75" (19.05mm)	68th Driest	Driest since: 1948	1933
Feb 1952–Jan 1957 60-Month	161.05" (4,090.67mm)	160.30" (4,071.62mm)	0.75" (19.05mm)	57th Wettest	Wettest since: 1956	2000

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings