Regional Rankings

Regional Data Info
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.

South Climate Region

Precipitation Rankings, August 1917

View Period (Months):
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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
August 1917
1-Month
3.56"
(90.42mm)
2.92"
(74.17mm)
0.64"
(16.25mm)
101st Driest
Driest since:
2000
28th Wettest
Wettest since:
2017
Jul–Aug 1917
2-Month
6.36"
(161.54mm)
6.09"
(154.69mm)
0.27"
(6.85mm)
65th Driest
Driest since:
2000
64th Wettest
Wettest since:
2017
Jun–Aug 1917
3-Month
8.07"
(204.98mm)
9.62"
(244.35mm)
-1.55"
(-39.37mm)
25th Driest
Driest since:
1954
104th Wettest
Wettest since:
2017
May–Aug 1917
4-Month
10.50"
(266.70mm)
13.67"
(347.22mm)
-3.17"
(-80.52mm)
14th Driest
Driest since:
2011
115th Wettest
Wettest since:
2021
Apr–Aug 1917
5-Month
13.51"
(343.15mm)
16.88"
(428.75mm)
-3.37"
(-85.60mm)
19th Driest
Driest since:
1956
110th Wettest
Wettest since:
2015
Mar–Aug 1917
6-Month
15.47"
(392.94mm)
19.58"
(497.33mm)
-4.11"
(-104.39mm)
14th Driest
Driest since:
1956
115th Wettest
Wettest since:
2015
Feb–Aug 1917
7-Month
16.89"
(429.01mm)
21.81"
(553.97mm)
-4.92"
(-124.96mm)
12th Driest
Driest since:
2011
117th Wettest
Wettest since:
2015
Jan–Aug 1917
8-Month
18.76"
(476.50mm)
24.04"
(610.62mm)
-5.28"
(-134.12mm)
11th Driest
Driest since:
2011
118th Wettest
Wettest since:
2015
Dec 1916–Aug 1917
9-Month
20.32"
(516.13mm)
26.54"
(674.12mm)
-6.22"
(-157.99mm)
9th Driest
Driest since:
2011
119th Wettest
Wettest since:
2019
Nov 1916–Aug 1917
10-Month
21.92"
(556.77mm)
28.96"
(735.58mm)
-7.04"
(-178.81mm)
9th Driest
Driest since:
2011
119th Wettest
Wettest since:
2016
Oct 1916–Aug 1917
11-Month
24.05"
(610.87mm)
31.66"
(804.16mm)
-7.61"
(-193.29mm)
7th Driest
Driest to Date
2011
121st Wettest
Wettest since:
2016
Sep 1916–Aug 1917
12-Month
26.19"
(665.23mm)
34.87"
(885.70mm)
-8.68"
(-220.47mm)
7th Driest
Driest to Date
1918
121st Wettest
Wettest since:
2019
Mar 1916–Aug 1917
18-Month
43.92"
(1,115.57mm)
54.51"
(1,384.55mm)
-10.59"
(-268.98mm)
6th Driest
Driest to Date
1918
122nd Wettest
Wettest since:
2016
Sep 1915–Aug 1917
24-Month
58.09"
(1,475.49mm)
69.84"
(1,773.94mm)
-11.75"
(-298.45mm)
7th Driest
Driest to Date
1918
120th Wettest
Wettest since:
2016
Sep 1914–Aug 1917
36-Month
97.68"
(2,481.07mm)
104.74"
(2,660.40mm)
-7.06"
(-179.33mm)
20th Driest
Driest since:
1956
106th Wettest
Wettest since:
1975
Sep 1913–Aug 1917
48-Month
138.65"
(3,521.71mm)
139.63"
(3,546.60mm)
-0.98"
(-24.89mm)
51st Driest
Driest since:
1956
74th Wettest
Wettest since:
2019
Sep 1912–Aug 1917
60-Month
168.09"
(4,269.49mm)
174.44"
(4,430.78mm)
-6.35"
(-161.29mm)
33rd Driest
Driest since:
1956
91st Wettest
Wettest since:
2019

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