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.

West Climate Region

Precipitation Rankings, March 1931

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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
March 1931 1-Month	1.02" (25.91mm)	2.33" (59.18mm)	-1.31" (-33.27mm)	23rd Driest	Driest since: 1926	1956
	1.02" (25.91mm)	2.33" (59.18mm)	-1.31" (-33.27mm)	106th Wettest	Wettest since: 1930	1995
	Ties: 1969
Feb–Mar 1931 2-Month	2.84" (72.14mm)	5.05" (128.27mm)	-2.21" (-56.13mm)	25th Driest	Driest since: 1929	1923
Feb–Mar 1931 2-Month	2.84" (72.14mm)	5.05" (128.27mm)	-2.21" (-56.13mm)	104th Wettest	Wettest since: 1930	1938
Jan–Mar 1931 3-Month	5.13" (130.30mm)	8.03" (203.96mm)	-2.90" (-73.66mm)	28th Driest	Driest since: 1929	2022
	5.13" (130.30mm)	8.03" (203.96mm)	-2.90" (-73.66mm)	101st Wettest	Wettest since: 1930	1995
	Ties: 1961
Dec 1930–Mar 1931 4-Month	5.49" (139.45mm)	10.58" (268.73mm)	-5.09" (-129.28mm)	5th Driest	Driest since: 1924	1977
Dec 1930–Mar 1931 4-Month	5.49" (139.45mm)	10.58" (268.73mm)	-5.09" (-129.28mm)	123rd Wettest	Wettest since: 1930	1907
Nov 1930–Mar 1931 5-Month	7.14" (181.36mm)	12.46" (316.48mm)	-5.32" (-135.12mm)	6th Driest	Driest since: 1924	1977
	7.14" (181.36mm)	12.46" (316.48mm)	-5.32" (-135.12mm)	122nd Wettest	Wettest since: 1930	1983
	Ties: 2014
Oct 1930–Mar 1931 6-Month	7.72" (196.09mm)	13.48" (342.39mm)	-5.76" (-146.30mm)	5th Driest	Driest since: 1924	1977
Oct 1930–Mar 1931 6-Month	7.72" (196.09mm)	13.48" (342.39mm)	-5.76" (-146.30mm)	123rd Wettest	Wettest since: 1930	1983
Sep 1930–Mar 1931 7-Month	8.39" (213.11mm)	13.98" (355.09mm)	-5.59" (-141.98mm)	4th Driest	Driest since: 1924	1977
Sep 1930–Mar 1931 7-Month	8.39" (213.11mm)	13.98" (355.09mm)	-5.59" (-141.98mm)	124th Wettest	Wettest since: 1930	1983
Aug 1930–Mar 1931 8-Month	8.88" (225.55mm)	14.37" (365.00mm)	-5.49" (-139.45mm)	7th Driest	Driest since: 1929	1977
Aug 1930–Mar 1931 8-Month	8.88" (225.55mm)	14.37" (365.00mm)	-5.49" (-139.45mm)	121st Wettest	Wettest since: 1930	1983
Jul 1930–Mar 1931 9-Month	9.01" (228.85mm)	14.69" (373.13mm)	-5.68" (-144.28mm)	7th Driest	Driest since: 1929	2021
Jul 1930–Mar 1931 9-Month	9.01" (228.85mm)	14.69" (373.13mm)	-5.68" (-144.28mm)	121st Wettest	Wettest since: 1930	1983
Jun 1930–Mar 1931 10-Month	9.13" (231.90mm)	15.19" (385.83mm)	-6.06" (-153.93mm)	3rd Driest	Driest to Date	2021
Jun 1930–Mar 1931 10-Month	9.13" (231.90mm)	15.19" (385.83mm)	-6.06" (-153.93mm)	125th Wettest	Wettest since: 1930	1983
May 1930–Mar 1931 11-Month	10.81" (274.57mm)	16.11" (409.19mm)	-5.30" (-134.62mm)	10th Driest	Driest since: 1929	1977
May 1930–Mar 1931 11-Month	10.81" (274.57mm)	16.11" (409.19mm)	-5.30" (-134.62mm)	118th Wettest	Wettest since: 1930	1983
Apr 1930–Mar 1931 12-Month	12.05" (306.07mm)	17.45" (443.23mm)	-5.40" (-137.16mm)	11th Driest	Driest since: 1929	1977
Apr 1930–Mar 1931 12-Month	12.05" (306.07mm)	17.45" (443.23mm)	-5.40" (-137.16mm)	117th Wettest	Wettest since: 1930	1983
Oct 1929–Mar 1931 18-Month	22.33" (567.18mm)	30.93" (785.62mm)	-8.60" (-218.44mm)	9th Driest	Driest since: 1925	1977
Oct 1929–Mar 1931 18-Month	22.33" (567.18mm)	30.93" (785.62mm)	-8.60" (-218.44mm)	118th Wettest	Wettest since: 1930	1983
Apr 1929–Mar 1931 24-Month	25.76" (654.30mm)	34.89" (886.21mm)	-9.13" (-231.91mm)	10th Driest	Driest since: 1930	2022
Apr 1929–Mar 1931 24-Month	25.76" (654.30mm)	34.89" (886.21mm)	-9.13" (-231.91mm)	117th Wettest	Wettest since: 1929	1983
Apr 1928–Mar 1931 36-Month	36.57" (928.88mm)	52.29" (1,328.17mm)	-15.72" (-399.29mm)	2nd Driest	Driest to Date	2022
Apr 1928–Mar 1931 36-Month	36.57" (928.88mm)	52.29" (1,328.17mm)	-15.72" (-399.29mm)	124th Wettest	Wettest since: 1930	1984
Apr 1927–Mar 1931 48-Month	52.37" (1,330.20mm)	69.54" (1,766.32mm)	-17.17" (-436.12mm)	2nd Driest	Driest to Date	2015
Apr 1927–Mar 1931 48-Month	52.37" (1,330.20mm)	69.54" (1,766.32mm)	-17.17" (-436.12mm)	123rd Wettest	Wettest since: 1930	1998
Apr 1926–Mar 1931 60-Month	73.56" (1,868.42mm)	86.83" (2,205.48mm)	-13.27" (-337.06mm)	11th Driest	Driest to Date	1933
Apr 1926–Mar 1931 60-Month	73.56" (1,868.42mm)	86.83" (2,205.48mm)	-13.27" (-337.06mm)	113th Wettest	Wettest since: 1930	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2023, retrieved on March 20, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings