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, February 1977

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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
February 1977 1-Month	1.86" (47.24mm)	3.61" (91.69mm)	-1.75" (-44.45mm)	18th Driest	Driest since: 1973	1920
February 1977 1-Month	1.86" (47.24mm)	3.61" (91.69mm)	-1.75" (-44.45mm)	112th Wettest	Wettest since: 1976	1904
Jan–Feb 1977 2-Month	3.28" (83.31mm)	8.14" (206.76mm)	-4.86" (-123.45mm)	1st Driest	Driest to Date	1977
Jan–Feb 1977 2-Month	3.28" (83.31mm)	8.14" (206.76mm)	-4.86" (-123.45mm)	129th Wettest	Wettest since: 1976	1953
Dec 1976–Feb 1977 3-Month	4.59" (116.59mm)	12.78" (324.61mm)	-8.19" (-208.02mm)	1st Driest	Driest to Date	1977
Dec 1976–Feb 1977 3-Month	4.59" (116.59mm)	12.78" (324.61mm)	-8.19" (-208.02mm)	128th Wettest	Wettest since: 1976	1965
Nov 1976–Feb 1977 4-Month	5.60" (142.24mm)	17.14" (435.36mm)	-11.54" (-293.12mm)	1st Driest	Driest to Date	1977
Nov 1976–Feb 1977 4-Month	5.60" (142.24mm)	17.14" (435.36mm)	-11.54" (-293.12mm)	128th Wettest	Wettest since: 1976	1974
Oct 1976–Feb 1977 5-Month	6.74" (171.20mm)	19.69" (500.13mm)	-12.95" (-328.93mm)	1st Driest	Driest to Date	1977
Oct 1976–Feb 1977 5-Month	6.74" (171.20mm)	19.69" (500.13mm)	-12.95" (-328.93mm)	128th Wettest	Wettest since: 1976	1956
Sep 1976–Feb 1977 6-Month	7.94" (201.68mm)	21.11" (536.19mm)	-13.17" (-334.51mm)	1st Driest	Driest to Date	1977
Sep 1976–Feb 1977 6-Month	7.94" (201.68mm)	21.11" (536.19mm)	-13.17" (-334.51mm)	128th Wettest	Wettest since: 1976	1974
Aug 1976–Feb 1977 7-Month	10.43" (264.92mm)	21.92" (556.77mm)	-11.49" (-291.85mm)	1st Driest	Driest to Date	1977
Aug 1976–Feb 1977 7-Month	10.43" (264.92mm)	21.92" (556.77mm)	-11.49" (-291.85mm)	128th Wettest	Wettest since: 1976	1974
Jul 1976–Feb 1977 8-Month	11.36" (288.54mm)	22.65" (575.31mm)	-11.29" (-286.77mm)	1st Driest	Driest to Date	1977
Jul 1976–Feb 1977 8-Month	11.36" (288.54mm)	22.65" (575.31mm)	-11.29" (-286.77mm)	128th Wettest	Wettest since: 1976	1956
Jun 1976–Feb 1977 9-Month	12.60" (320.04mm)	24.37" (619.00mm)	-11.77" (-298.96mm)	1st Driest	Driest to Date	1977
Jun 1976–Feb 1977 9-Month	12.60" (320.04mm)	24.37" (619.00mm)	-11.77" (-298.96mm)	128th Wettest	Wettest since: 1976	1996
May 1976–Feb 1977 10-Month	14.00" (355.60mm)	26.52" (673.61mm)	-12.52" (-318.01mm)	1st Driest	Driest to Date	1977
May 1976–Feb 1977 10-Month	14.00" (355.60mm)	26.52" (673.61mm)	-12.52" (-318.01mm)	128th Wettest	Wettest since: 1976	1999
Apr 1976–Feb 1977 11-Month	16.36" (415.54mm)	28.88" (733.55mm)	-12.52" (-318.01mm)	1st Driest	Driest to Date	1977
Apr 1976–Feb 1977 11-Month	16.36" (415.54mm)	28.88" (733.55mm)	-12.52" (-318.01mm)	128th Wettest	Wettest since: 1976	1997
Mar 1976–Feb 1977 12-Month	19.30" (490.22mm)	32.14" (816.36mm)	-12.84" (-326.14mm)	1st Driest	Driest to Date	1977
Mar 1976–Feb 1977 12-Month	19.30" (490.22mm)	32.14" (816.36mm)	-12.84" (-326.14mm)	128th Wettest	Wettest since: 1976	1996
Sep 1975–Feb 1977 18-Month	43.17" (1,096.52mm)	53.27" (1,353.06mm)	-10.10" (-256.54mm)	5th Driest	Driest since: 1945	1931
Sep 1975–Feb 1977 18-Month	43.17" (1,096.52mm)	53.27" (1,353.06mm)	-10.10" (-256.54mm)	123rd Wettest	Wettest since: 1976	1997
Mar 1975–Feb 1977 24-Month	55.76" (1,416.30mm)	64.31" (1,633.47mm)	-8.55" (-217.17mm)	12th Driest	Driest since: 1945	1931
Mar 1975–Feb 1977 24-Month	55.76" (1,416.30mm)	64.31" (1,633.47mm)	-8.55" (-217.17mm)	116th Wettest	Wettest since: 1976	1997
Mar 1974–Feb 1977 36-Month	88.37" (2,244.60mm)	96.34" (2,447.04mm)	-7.97" (-202.44mm)	22nd Driest	Driest since: 1945	1931
Mar 1974–Feb 1977 36-Month	88.37" (2,244.60mm)	96.34" (2,447.04mm)	-7.97" (-202.44mm)	105th Wettest	Wettest since: 1976	1998
Mar 1973–Feb 1977 48-Month	126.95" (3,224.53mm)	128.36" (3,260.34mm)	-1.41" (-35.81mm)	57th Driest	Driest since: 1969	1932
Mar 1973–Feb 1977 48-Month	126.95" (3,224.53mm)	128.36" (3,260.34mm)	-1.41" (-35.81mm)	69th Wettest	Wettest since: 1976	1999
Mar 1972–Feb 1977 60-Month	156.63" (3,978.40mm)	160.34" (4,072.64mm)	-3.71" (-94.24mm)	44th Driest	Driest since: 1948	1932
Mar 1972–Feb 1977 60-Month	156.63" (3,978.40mm)	160.34" (4,072.64mm)	-3.71" (-94.24mm)	81st Wettest	Wettest since: 1976	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published May 2023, retrieved on May 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings