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, August 1978

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 1978
1-Month
3.87"
(98.30mm)
3.92"
(99.57mm)
-0.05"
(-1.27mm)
64th Driest
Driest since:
1954
65th Wettest
Wettest since:
2022
Ties: 1928
Jul–Aug 1978
2-Month
7.69"
(195.33mm)
8.90"
(226.06mm)
-1.21"
(-30.73mm)
32nd Driest
Driest since:
1924
97th Wettest
Wettest since:
2012
Jun–Aug 1978
3-Month
12.30"
(312.42mm)
13.00"
(330.20mm)
-0.70"
(-17.78mm)
52nd Driest
Driest since:
1930
77th Wettest
Wettest since:
2021
Ties: 1965
May–Aug 1978
4-Month
22.25"
(565.15mm)
17.74"
(450.60mm)
4.51"
(114.55mm)
111th Driest
Driest since:
2000
18th Wettest
Wettest since:
2021
Ties: 1940
Apr–Aug 1978
5-Month
25.36"
(644.14mm)
23.02"
(584.71mm)
2.34"
(59.43mm)
86th Driest
Driest since:
1925
43rd Wettest
Wettest since:
1991
Mar–Aug 1978
6-Month
28.41"
(721.61mm)
28.99"
(736.35mm)
-0.58"
(-14.74mm)
60th Driest
Driest since:
1925
69th Wettest
Wettest since:
2021
Ties: 1992
Feb–Aug 1978
7-Month
30.63"
(778.00mm)
33.99"
(863.35mm)
-3.36"
(-85.35mm)
39th Driest
Driest since:
1925
90th Wettest
Wettest since:
1991
Jan–Aug 1978
8-Month
36.52"
(927.61mm)
39.28"
(997.71mm)
-2.76"
(-70.10mm)
44th Driest
Driest since:
1986
85th Wettest
Wettest since:
1991
Dec 1977–Aug 1978
9-Month
39.48"
(1,002.79mm)
44.85"
(1,139.19mm)
-5.37"
(-136.40mm)
28th Driest
Driest since:
1986
100th Wettest
Wettest since:
1983
Nov 1977–Aug 1978
10-Month
48.19"
(1,224.03mm)
49.07"
(1,246.38mm)
-0.88"
(-22.35mm)
60th Driest
Driest since:
1986
68th Wettest
Wettest since:
1983
Oct 1977–Aug 1978
11-Month
52.44"
(1,331.98mm)
52.02"
(1,321.31mm)
0.42"
(10.67mm)
66th Driest
Driest since:
1918
62nd Wettest
Wettest since:
1983
Sep 1977–Aug 1978
12-Month
59.27"
(1,505.46mm)
55.46"
(1,408.68mm)
3.81"
(96.78mm)
84th Driest
Driest since:
1918
44th Wettest
Wettest since:
1983
Mar 1977–Aug 1978
18-Month
87.94"
(2,233.68mm)
84.62"
(2,149.35mm)
3.32"
(84.33mm)
74th Driest
Driest since:
1925
54th Wettest
Wettest since:
1974
Sep 1976–Aug 1978
24-Month
111.37"
(2,828.80mm)
111.13"
(2,822.70mm)
0.24"
(6.10mm)
65th Driest
Driest since:
1918
62nd Wettest
Wettest since:
2020
Sep 1975–Aug 1978
36-Month
163.88"
(4,162.55mm)
166.79"
(4,236.47mm)
-2.91"
(-73.92mm)
55th Driest
Driest since:
1956
71st Wettest
Wettest since:
1975
Sep 1974–Aug 1978
48-Month
234.18"
(5,948.17mm)
222.35"
(5,647.69mm)
11.83"
(300.48mm)
89th Driest
Driest since:
1957
36th Wettest
Wettest since:
2022
Sep 1973–Aug 1978
60-Month
306.84"
(7,793.74mm)
277.73"
(7,054.34mm)
29.11"
(739.40mm)
108th Driest
Driest since:
1956
16th Wettest
Wettest since:
2021

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