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 1956

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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 1956 1-Month	6.92" (175.77mm)	4.53" (115.06mm)	2.39" (60.71mm)	121st Driest	Driest since: 1955	1985
January 1956 1-Month	6.92" (175.77mm)	4.53" (115.06mm)	2.39" (60.71mm)	9th Wettest	Wettest since: 1954	1953
Dec 1955–Jan 1956 2-Month	15.35" (389.89mm)	9.17" (232.92mm)	6.18" (156.97mm)	126th Driest	Driest since: 1955	1977
Dec 1955–Jan 1956 2-Month	15.35" (389.89mm)	9.17" (232.92mm)	6.18" (156.97mm)	3rd Wettest	Wettest to Date	1965
Nov 1955–Jan 1956 3-Month	21.24" (539.50mm)	13.53" (343.66mm)	7.71" (195.84mm)	125th Driest	Driest since: 1955	1977
Nov 1955–Jan 1956 3-Month	21.24" (539.50mm)	13.53" (343.66mm)	7.71" (195.84mm)	4th Wettest	Wettest to Date	1974
Oct 1955–Jan 1956 4-Month	25.32" (643.13mm)	16.08" (408.43mm)	9.24" (234.70mm)	127th Driest	Driest since: 1955	1977
Oct 1955–Jan 1956 4-Month	25.32" (643.13mm)	16.08" (408.43mm)	9.24" (234.70mm)	2nd Wettest	Wettest to Date	1997
Sep 1955–Jan 1956 5-Month	26.79" (680.47mm)	17.50" (444.50mm)	9.29" (235.97mm)	126th Driest	Driest since: 1955	1977
Sep 1955–Jan 1956 5-Month	26.79" (680.47mm)	17.50" (444.50mm)	9.29" (235.97mm)	3rd Wettest	Wettest to Date	1974
Aug 1955–Jan 1956 6-Month	26.97" (685.04mm)	18.31" (465.07mm)	8.66" (219.97mm)	126th Driest	Driest since: 1955	1977
Aug 1955–Jan 1956 6-Month	26.97" (685.04mm)	18.31" (465.07mm)	8.66" (219.97mm)	3rd Wettest	Wettest to Date	1974
Jul 1955–Jan 1956 7-Month	28.40" (721.36mm)	19.04" (483.62mm)	9.36" (237.74mm)	128th Driest	Driest since: 1955	1977
Jul 1955–Jan 1956 7-Month	28.40" (721.36mm)	19.04" (483.62mm)	9.36" (237.74mm)	1st Wettest	Wettest to Date	1956
Jun 1955–Jan 1956 8-Month	29.78" (756.41mm)	20.76" (527.30mm)	9.02" (229.11mm)	128th Driest	Driest since: 1955	1977
Jun 1955–Jan 1956 8-Month	29.78" (756.41mm)	20.76" (527.30mm)	9.02" (229.11mm)	1st Wettest	Wettest to Date	1956
May 1955–Jan 1956 9-Month	31.40" (797.56mm)	22.91" (581.91mm)	8.49" (215.65mm)	127th Driest	Driest since: 1955	1977
May 1955–Jan 1956 9-Month	31.40" (797.56mm)	22.91" (581.91mm)	8.49" (215.65mm)	2nd Wettest	Wettest to Date	1997
Apr 1955–Jan 1956 10-Month	35.14" (892.56mm)	25.27" (641.86mm)	9.87" (250.70mm)	127th Driest	Driest since: 1955	1977
Apr 1955–Jan 1956 10-Month	35.14" (892.56mm)	25.27" (641.86mm)	9.87" (250.70mm)	2nd Wettest	Wettest to Date	1997
Mar 1955–Jan 1956 11-Month	38.42" (975.87mm)	28.53" (724.66mm)	9.89" (251.21mm)	127th Driest	Driest since: 1955	1977
Mar 1955–Jan 1956 11-Month	38.42" (975.87mm)	28.53" (724.66mm)	9.89" (251.21mm)	2nd Wettest	Wettest to Date	1997
Feb 1955–Jan 1956 12-Month	41.06" (1,042.92mm)	32.13" (816.10mm)	8.93" (226.82mm)	127th Driest	Driest since: 1955	1977
Feb 1955–Jan 1956 12-Month	41.06" (1,042.92mm)	32.13" (816.10mm)	8.93" (226.82mm)	2nd Wettest	Wettest to Date	1997
Aug 1954–Jan 1956 18-Month	54.89" (1,394.21mm)	50.47" (1,281.94mm)	4.42" (112.27mm)	103rd Driest	Driest since: 1955	1930
Aug 1954–Jan 1956 18-Month	54.89" (1,394.21mm)	50.47" (1,281.94mm)	4.42" (112.27mm)	25th Wettest	Wettest since: 1952	1997
Feb 1954–Jan 1956 24-Month	67.72" (1,720.09mm)	64.28" (1,632.71mm)	3.44" (87.38mm)	87th Driest	Driest since: 1955	1931
Feb 1954–Jan 1956 24-Month	67.72" (1,720.09mm)	64.28" (1,632.71mm)	3.44" (87.38mm)	41st Wettest	Wettest since: 1952	1997
Feb 1953–Jan 1956 36-Month	103.30" (2,623.82mm)	96.31" (2,446.27mm)	6.99" (177.55mm)	106th Driest	Driest since: 1955	1931
Feb 1953–Jan 1956 36-Month	103.30" (2,623.82mm)	96.31" (2,446.27mm)	6.99" (177.55mm)	21st Wettest	Wettest since: 1952	1998
Feb 1952–Jan 1956 48-Month	132.61" (3,368.29mm)	128.35" (3,260.09mm)	4.26" (108.20mm)	92nd Driest	Driest since: 1955	1932
Feb 1952–Jan 1956 48-Month	132.61" (3,368.29mm)	128.35" (3,260.09mm)	4.26" (108.20mm)	34th Wettest	Wettest since: 1954	1999
Feb 1951–Jan 1956 60-Month	165.93" (4,214.62mm)	160.30" (4,071.62mm)	5.63" (143.00mm)	92nd Driest	Driest since: 1955	1933
Feb 1951–Jan 1956 60-Month	165.93" (4,214.62mm)	160.30" (4,071.62mm)	5.63" (143.00mm)	33rd Wettest	Wettest since: 1954	2000

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2023, retrieved on March 22, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings