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, September 1918

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
September 1918
1-Month 		3.49"
(88.65mm)		 3.43"
(87.12mm)		 0.06"
(1.53mm)		 71st Driest
Driest since:
 2019
58th Wettest
Wettest since:
 2002
Aug–Sep 1918
2-Month 		7.29"
(185.17mm)		 7.35"
(186.69mm)		 -0.06"
(-1.52mm)		 61st Driest
Driest since:
 1954
68th Wettest
Wettest since:
 2008
Jul–Sep 1918
3-Month 		9.78"
(248.41mm)		 12.33"
(313.18mm)		 -2.55"
(-64.77mm)		 22nd Driest
Driest since:
 1924
107th Wettest
Wettest since:
 2012
Jun–Sep 1918
4-Month 		13.77"
(349.76mm)		 16.43"
(417.32mm)		 -2.66"
(-67.56mm)		 29th Driest
Driest since:
 1952
100th Wettest
Wettest since:
 2021
Ties: 1943
May–Sep 1918
5-Month 		15.38"
(390.65mm)		 21.17"
(537.72mm)		 -5.79"
(-147.07mm)		 9th Driest
Driest since:
 2000
120th Wettest
Wettest since:
 2021
Apr–Sep 1918
6-Month 		23.20"
(589.28mm)		 26.45"
(671.83mm)		 -3.25"
(-82.55mm)		 37th Driest
Driest since:
 1899
92nd Wettest
Wettest since:
 2021
Mar–Sep 1918
7-Month 		24.15"
(613.41mm)		 32.42"
(823.47mm)		 -8.27"
(-210.06mm)		 9th Driest
Driest since:
 1925
120th Wettest
Wettest since:
 2021
Feb–Sep 1918
8-Month 		26.56"
(674.62mm)		 37.42"
(950.47mm)		 -10.86"
(-275.85mm)		 5th Driest
Driest since:
 1925
124th Wettest
Wettest since:
 1991
Jan–Sep 1918
9-Month 		32.49"
(825.25mm)		 42.71"
(1,084.83mm)		 -10.22"
(-259.58mm)		 9th Driest
Driest since:
 1986
120th Wettest
Wettest since:
 1979
Dec 1917–Sep 1918
10-Month 		34.64"
(879.86mm)		 48.28"
(1,226.31mm)		 -13.64"
(-346.45mm)		 4th Driest
Driest since:
 1986
124th Wettest
Wettest since:
 1983
Nov 1917–Sep 1918
11-Month 		36.18"
(918.97mm)		 52.50"
(1,333.50mm)		 -16.32"
(-414.53mm)		 3rd Driest
Driest since:
 1986
125th Wettest
Wettest since:
 1983
Oct 1917–Sep 1918
12-Month 		37.71"
(957.83mm)		 55.45"
(1,408.43mm)		 -17.74"
(-450.60mm)		 1st Driest
Driest since:
 1918
127th Wettest
Wettest since:
 1983
Apr 1917–Sep 1918
18-Month 		59.59"
(1,513.59mm)		 82.09"
(2,085.09mm)		 -22.50"
(-571.50mm)		 3rd Driest
Driest since:
 1925
125th Wettest
Wettest since:
 2020
Oct 1916–Sep 1918
24-Month 		86.24"
(2,190.50mm)		 111.15"
(2,823.21mm)		 -24.91"
(-632.71mm)		 1st Driest
Driest since:
 1918
126th Wettest
Wettest since:
 1974
Oct 1915–Sep 1918
36-Month 		143.12"
(3,635.25mm)		 166.79"
(4,236.47mm)		 -23.67"
(-601.22mm)		 5th Driest
Driest since:
 1954
121st Wettest
Wettest since:
 1975
Oct 1914–Sep 1918
48-Month 		195.29"
(4,960.37mm)		 222.38"
(5,648.45mm)		 -27.09"
(-688.08mm)		 6th Driest
Driest since:
 1954
119th Wettest
Wettest since:
 2021
Oct 1913–Sep 1918
60-Month 		240.33"
(6,104.38mm)		 277.78"
(7,055.61mm)		 -37.45"
(-951.23mm)		 2nd Driest
Driest since:
 1956
122nd Wettest
Wettest since:
 2021

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