Regional Rankings

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Month:

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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, December 1928

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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
December 1928 1-Month	3.69" (93.73mm)	4.63" (117.60mm)	-0.94" (-23.87mm)	41st Driest	Driest since: 1927	1976
December 1928 1-Month	3.69" (93.73mm)	4.63" (117.60mm)	-0.94" (-23.87mm)	88th Wettest	Wettest since: 1926	1964
Nov–Dec 1928 2-Month	6.60" (167.64mm)	8.97" (227.84mm)	-2.37" (-60.20mm)	25th Driest	Driest since: 1918	1976
Nov–Dec 1928 2-Month	6.60" (167.64mm)	8.97" (227.84mm)	-2.37" (-60.20mm)	104th Wettest	Wettest since: 1927	1996
Oct–Dec 1928 3-Month	8.82" (224.03mm)	11.51" (292.35mm)	-2.69" (-68.32mm)	22nd Driest	Driest since: 1925	1976
	8.82" (224.03mm)	11.51" (292.35mm)	-2.69" (-68.32mm)	107th Wettest	Wettest since: 1927	1996
	Ties: 1905
Sep–Dec 1928 4-Month	9.50" (241.30mm)	12.93" (328.42mm)	-3.43" (-87.12mm)	15th Driest	Driest to Date	1976
Sep–Dec 1928 4-Month	9.50" (241.30mm)	12.93" (328.42mm)	-3.43" (-87.12mm)	114th Wettest	Wettest since: 1927	1996
Aug–Dec 1928 5-Month	9.72" (246.89mm)	13.73" (348.74mm)	-4.01" (-101.85mm)	13th Driest	Driest to Date	1936
Aug–Dec 1928 5-Month	9.72" (246.89mm)	13.73" (348.74mm)	-4.01" (-101.85mm)	116th Wettest	Wettest since: 1927	1996
Jul–Dec 1928 6-Month	10.28" (261.11mm)	14.46" (367.28mm)	-4.18" (-106.17mm)	11th Driest	Driest to Date	1936
Jul–Dec 1928 6-Month	10.28" (261.11mm)	14.46" (367.28mm)	-4.18" (-106.17mm)	118th Wettest	Wettest since: 1927	1996
Jun–Dec 1928 7-Month	11.49" (291.85mm)	16.18" (410.97mm)	-4.69" (-119.12mm)	9th Driest	Driest to Date	1976
Jun–Dec 1928 7-Month	11.49" (291.85mm)	16.18" (410.97mm)	-4.69" (-119.12mm)	120th Wettest	Wettest since: 1927	1996
May–Dec 1928 8-Month	12.17" (309.12mm)	18.32" (465.33mm)	-6.15" (-156.21mm)	4th Driest	Driest to Date	1935
	12.17" (309.12mm)	18.32" (465.33mm)	-6.15" (-156.21mm)	125th Wettest	Wettest since: 1927	1996
	Ties: 1929
Apr–Dec 1928 9-Month	15.00" (381.00mm)	20.67" (525.02mm)	-5.67" (-144.02mm)	7th Driest	Driest to Date	1976
Apr–Dec 1928 9-Month	15.00" (381.00mm)	20.67" (525.02mm)	-5.67" (-144.02mm)	122nd Wettest	Wettest since: 1927	1996
Mar–Dec 1928 10-Month	20.29" (515.37mm)	23.93" (607.82mm)	-3.64" (-92.45mm)	24th Driest	Driest since: 1925	1976
Mar–Dec 1928 10-Month	20.29" (515.37mm)	23.93" (607.82mm)	-3.64" (-92.45mm)	105th Wettest	Wettest since: 1927	1996
Feb–Dec 1928 11-Month	21.51" (546.35mm)	27.54" (699.52mm)	-6.03" (-153.17mm)	8th Driest	Driest to Date	1935
Feb–Dec 1928 11-Month	21.51" (546.35mm)	27.54" (699.52mm)	-6.03" (-153.17mm)	121st Wettest	Wettest since: 1927	1996
Jan–Dec 1928 12-Month	25.55" (648.97mm)	32.07" (814.58mm)	-6.52" (-165.61mm)	11th Driest	Driest since: 1898	1929
Jan–Dec 1928 12-Month	25.55" (648.97mm)	32.07" (814.58mm)	-6.52" (-165.61mm)	118th Wettest	Wettest since: 1927	1996
Jul 1927–Dec 1928 18-Month	43.35" (1,101.09mm)	46.58" (1,183.13mm)	-3.23" (-82.04mm)	39th Driest	Driest since: 1926	1929
Jul 1927–Dec 1928 18-Month	43.35" (1,101.09mm)	46.58" (1,183.13mm)	-3.23" (-82.04mm)	89th Wettest	Wettest since: 1927	1996
Jan 1927–Dec 1928 24-Month	62.19" (1,579.63mm)	64.19" (1,630.43mm)	-2.00" (-50.80mm)	52nd Driest	Driest since: 1926	1930
Jan 1927–Dec 1928 24-Month	62.19" (1,579.63mm)	64.19" (1,630.43mm)	-2.00" (-50.80mm)	76th Wettest	Wettest since: 1927	1996
Jan 1926–Dec 1928 36-Month	92.50" (2,349.50mm)	96.33" (2,446.78mm)	-3.83" (-97.28mm)	36th Driest	Driest since: 1926	1930
Jan 1926–Dec 1928 36-Month	92.50" (2,349.50mm)	96.33" (2,446.78mm)	-3.83" (-97.28mm)	91st Wettest	Wettest since: 1927	1997
Jan 1925–Dec 1928 48-Month	122.24" (3,104.90mm)	128.33" (3,259.58mm)	-6.09" (-154.68mm)	31st Driest	Driest since: 1926	1931
	122.24" (3,104.90mm)	128.33" (3,259.58mm)	-6.09" (-154.68mm)	95th Wettest	Wettest since: 1927	1998
	Ties: 1945
Jan 1924–Dec 1928 60-Month	148.20" (3,764.28mm)	160.34" (4,072.64mm)	-12.14" (-308.36mm)	15th Driest	Driest since: 1926	1932
Jan 1924–Dec 1928 60-Month	148.20" (3,764.28mm)	160.34" (4,072.64mm)	-12.14" (-308.36mm)	110th Wettest	Wettest since: 1927	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published June 2023, retrieved on June 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings