Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Mississippi

Precipitation Rankings, May 1978

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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
May 1978 1-Month	9.95" (252.73mm)	4.74" (120.40mm)	5.21" (132.33mm)	126th Driest	Driest since: 1977	1951
May 1978 1-Month	9.95" (252.73mm)	4.74" (120.40mm)	5.21" (132.33mm)	3rd Wettest	Wettest since: 1907	1907
Apr–May 1978 2-Month	13.06" (331.72mm)	10.02" (254.51mm)	3.04" (77.21mm)	109th Driest	Driest since: 1977	1899
Apr–May 1978 2-Month	13.06" (331.72mm)	10.02" (254.51mm)	3.04" (77.21mm)	20th Wettest	Wettest since: 1975	1991
Mar–May 1978 3-Month	16.11" (409.19mm)	15.99" (406.15mm)	0.12" (3.04mm)	75th Driest	Driest since: 1972	2007
Mar–May 1978 3-Month	16.11" (409.19mm)	15.99" (406.15mm)	0.12" (3.04mm)	54th Wettest	Wettest since: 1977	1991
Feb–May 1978 4-Month	18.33" (465.58mm)	21.00" (533.40mm)	-2.67" (-67.82mm)	47th Driest	Driest since: 1972	2007
Feb–May 1978 4-Month	18.33" (465.58mm)	21.00" (533.40mm)	-2.67" (-67.82mm)	82nd Wettest	Wettest since: 1977	1991
Jan–May 1978 5-Month	24.22" (615.19mm)	26.28" (667.51mm)	-2.06" (-52.32mm)	48th Driest	Driest since: 1970	2007
Jan–May 1978 5-Month	24.22" (615.19mm)	26.28" (667.51mm)	-2.06" (-52.32mm)	81st Wettest	Wettest since: 1977	1991
Dec 1977–May 1978 6-Month	27.18" (690.37mm)	31.85" (808.99mm)	-4.67" (-118.62mm)	30th Driest	Driest since: 1967	1963
Dec 1977–May 1978 6-Month	27.18" (690.37mm)	31.85" (808.99mm)	-4.67" (-118.62mm)	98th Wettest	Wettest since: 1977	1983
Nov 1977–May 1978 7-Month	35.89" (911.61mm)	36.07" (916.18mm)	-0.18" (-4.57mm)	63rd Driest	Driest since: 1977	1904
Nov 1977–May 1978 7-Month	35.89" (911.61mm)	36.07" (916.18mm)	-0.18" (-4.57mm)	65th Wettest	Wettest since: 1975	1983
Oct 1977–May 1978 8-Month	40.14" (1,019.56mm)	39.03" (991.36mm)	1.11" (28.20mm)	73rd Driest	Driest since: 1977	1904
	40.14" (1,019.56mm)	39.03" (991.36mm)	1.11" (28.20mm)	55th Wettest	Wettest since: 1975	1983
	Ties: 1905
Sep 1977–May 1978 9-Month	46.97" (1,193.04mm)	42.46" (1,078.48mm)	4.51" (114.56mm)	94th Driest	Driest since: 1977	1904
Sep 1977–May 1978 9-Month	46.97" (1,193.04mm)	42.46" (1,078.48mm)	4.51" (114.56mm)	34th Wettest	Wettest since: 1975	1983
Aug 1977–May 1978 10-Month	50.35" (1,278.89mm)	46.39" (1,178.31mm)	3.96" (100.58mm)	91st Driest	Driest since: 1977	1904
Aug 1977–May 1978 10-Month	50.35" (1,278.89mm)	46.39" (1,178.31mm)	3.96" (100.58mm)	37th Wettest	Wettest since: 1975	1983
Jul 1977–May 1978 11-Month	56.48" (1,434.59mm)	51.40" (1,305.56mm)	5.08" (129.03mm)	95th Driest	Driest since: 1977	1925
Jul 1977–May 1978 11-Month	56.48" (1,434.59mm)	51.40" (1,305.56mm)	5.08" (129.03mm)	33rd Wettest	Wettest since: 1975	1983
Jun 1977–May 1978 12-Month	58.69" (1,490.73mm)	55.57" (1,411.48mm)	3.12" (79.25mm)	81st Driest	Driest since: 1977	1904
Jun 1977–May 1978 12-Month	58.69" (1,490.73mm)	55.57" (1,411.48mm)	3.12" (79.25mm)	47th Wettest	Wettest since: 1976	1983
Dec 1976–May 1978 18-Month	88.02" (2,235.71mm)	87.56" (2,224.02mm)	0.46" (11.69mm)	72nd Driest	Driest since: 1977	1925
Dec 1976–May 1978 18-Month	88.02" (2,235.71mm)	87.56" (2,224.02mm)	0.46" (11.69mm)	55th Wettest	Wettest since: 1976	1980
Jun 1976–May 1978 24-Month	109.23" (2,774.44mm)	111.26" (2,826.00mm)	-2.03" (-51.56mm)	58th Driest	Driest since: 1971	1926
Jun 1976–May 1978 24-Month	109.23" (2,774.44mm)	111.26" (2,826.00mm)	-2.03" (-51.56mm)	69th Wettest	Wettest since: 1977	1991
Jun 1975–May 1978 36-Month	168.70" (4,284.98mm)	166.96" (4,240.78mm)	1.74" (44.20mm)	68th Driest	Driest since: 1972	1956
Jun 1975–May 1978 36-Month	168.70" (4,284.98mm)	166.96" (4,240.78mm)	1.74" (44.20mm)	58th Wettest	Wettest since: 1977	1975
Jun 1974–May 1978 48-Month	237.66" (6,036.56mm)	222.49" (5,651.25mm)	15.17" (385.31mm)	93rd Driest	Driest since: 1973	1957
Jun 1974–May 1978 48-Month	237.66" (6,036.56mm)	222.49" (5,651.25mm)	15.17" (385.31mm)	32nd Wettest	Wettest since: 1977	1976
Jun 1973–May 1978 60-Month	306.23" (7,778.24mm)	277.83" (7,056.88mm)	28.40" (721.36mm)	110th Driest	Driest since: 1974	1957
Jun 1973–May 1978 60-Month	306.23" (7,778.24mm)	277.83" (7,056.88mm)	28.40" (721.36mm)	14th Wettest	Wettest since: 1977	2022

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 21, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings