Statewide Rankings

Statewide Data Info
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, July 2021

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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
July 2021
1-Month 		7.23"
(183.64mm)		 4.98"
(126.49mm)		 2.25"
(57.15mm)		 117th Driest
Driest since:
 1924
12th Wettest
Wettest since:
 1916
Jun–Jul 2021
2-Month 		16.82"
(427.23mm)		 9.07"
(230.38mm)		 7.75"
(196.85mm)		 126th Driest
Driest since:
 1930
3rd Wettest
Wettest since:
 1989
May–Jul 2021
3-Month 		21.75"
(552.45mm)		 13.82"
(351.03mm)		 7.93"
(201.42mm)		 125th Driest
Driest since:
 1897
4th Wettest
Wettest since:
 1989
Apr–Jul 2021
4-Month 		28.71"
(729.23mm)		 19.10"
(485.14mm)		 9.61"
(244.09mm)		 125th Driest
Driest since:
 1897
4th Wettest
Wettest since:
 1900
Mar–Jul 2021
5-Month 		36.41"
(924.81mm)		 25.06"
(636.52mm)		 11.35"
(288.29mm)		 125th Driest
Driest since:
 1925
4th Wettest
Wettest since:
 1991
Feb–Jul 2021
6-Month 		41.52"
(1,054.61mm)		 30.07"
(763.78mm)		 11.45"
(290.83mm)		 124th Driest
Driest since:
 1925
5th Wettest
Wettest since:
 1991
Jan–Jul 2021
7-Month 		45.28"
(1,150.11mm)		 35.35"
(897.89mm)		 9.93"
(252.22mm)		 118th Driest
Driest since:
 1986
11th Wettest
Wettest since:
 1991
Dec 2020–Jul 2021
8-Month 		50.03"
(1,270.76mm)		 40.93"
(1,039.62mm)		 9.10"
(231.14mm)		 113th Driest
Driest since:
 1986
15th Wettest
Wettest since:
 1983
Nov 2020–Jul 2021
9-Month 		52.87"
(1,342.90mm)		 45.14"
(1,146.56mm)		 7.73"
(196.34mm)		 109th Driest
Driest since:
 1986
19th Wettest
Wettest since:
 1983
Oct 2020–Jul 2021
10-Month 		58.11"
(1,475.99mm)		 48.10"
(1,221.74mm)		 10.01"
(254.25mm)		 110th Driest
Driest since:
 1918
18th Wettest
Wettest since:
 1983
Sep 2020–Jul 2021
11-Month 		61.68"
(1,566.67mm)		 51.53"
(1,308.86mm)		 10.15"
(257.81mm)		 109th Driest
Driest since:
 1918
19th Wettest
Wettest since:
 1983
Aug 2020–Jul 2021
12-Month 		66.33"
(1,684.78mm)		 55.46"
(1,408.68mm)		 10.87"
(276.10mm)		 108th Driest
Driest since:
 1925
20th Wettest
Wettest since:
 1983
Feb 2020–Jul 2021
18-Month 		105.40"
(2,677.16mm)		 85.75"
(2,178.05mm)		 19.65"
(499.11mm)		 122nd Driest
Driest since:
 1925
6th Wettest
Wettest since:
 1980
Aug 2019–Jul 2021
24-Month 		138.24"
(3,511.30mm)		 111.15"
(2,823.21mm)		 27.09"
(688.09mm)		 121st Driest
Driest since:
 1918
6th Wettest
Wettest since:
 2020
Aug 2018–Jul 2021
36-Month 		210.94"
(5,357.88mm)		 166.84"
(4,237.74mm)		 44.10"
(1,120.14mm)		 124th Driest
Driest since:
 1956
2nd Wettest
Wettest since:
 1975
Aug 2017–Jul 2021
48-Month 		267.85"
(6,803.39mm)		 222.43"
(5,649.72mm)		 45.42"
(1,153.67mm)		 124th Driest
Driest since:
 1957
1st Wettest
Wettest to Date
 2021
Aug 2016–Jul 2021
60-Month 		324.37"
(8,239.00mm)		 277.79"
(7,055.87mm)		 46.58"
(1,183.13mm)		 122nd Driest
Driest since:
 1956
2nd Wettest
Wettest since:
 1975

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