Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. 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, September 1975

View Period (Months):
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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
September 1975
1-Month
2.73"
(69.34mm)
3.18"
(80.77mm)
-0.45"
(-11.43mm)
49th Driest
Driest since:
1956
80th Wettest
Wettest since:
1913
Aug–Sep 1975
2-Month
6.19"
(157.23mm)
6.10"
(154.94mm)
0.09"
(2.29mm)
69th Driest
Driest since:
2000
60th Wettest
Wettest since:
1974
Jul–Sep 1975
3-Month
9.92"
(251.97mm)
9.26"
(235.20mm)
0.66"
(16.77mm)
75th Driest
Driest since:
2000
54th Wettest
Wettest since:
1996
Jun–Sep 1975
4-Month
14.30"
(363.22mm)
12.80"
(325.12mm)
1.50"
(38.10mm)
87th Driest
Driest since:
1954
42nd Wettest
Wettest since:
1996
May–Sep 1975
5-Month
20.35"
(516.89mm)
16.85"
(427.99mm)
3.50"
(88.90mm)
116th Driest
Driest since:
1956
13th Wettest
Wettest since:
2007
Apr–Sep 1975
6-Month
23.15"
(588.01mm)
20.06"
(509.52mm)
3.09"
(78.49mm)
105th Driest
Driest since:
1956
24th Wettest
Wettest since:
1957
Mar–Sep 1975
7-Month
26.28"
(667.51mm)
22.75"
(577.85mm)
3.53"
(89.66mm)
107th Driest
Driest since:
1956
22nd Wettest
Wettest since:
1973
Feb–Sep 1975
8-Month
29.13"
(739.90mm)
24.99"
(634.75mm)
4.14"
(105.15mm)
105th Driest
Driest since:
1954
24th Wettest
Wettest since:
1973
Jan–Sep 1975
9-Month
31.32"
(795.53mm)
27.21"
(691.13mm)
4.11"
(104.40mm)
100th Driest
Driest since:
1956
29th Wettest
Wettest since:
1973
Ties: 1961
Dec 1974–Sep 1975
10-Month
33.87"
(860.30mm)
29.71"
(754.63mm)
4.16"
(105.67mm)
100th Driest
Driest since:
1956
28th Wettest
Wettest since:
1973
Nov 1974–Sep 1975
11-Month
37.33"
(948.18mm)
32.14"
(816.36mm)
5.19"
(131.82mm)
106th Driest
Driest since:
1956
22nd Wettest
Wettest since:
1973
Oct 1974–Sep 1975
12-Month
40.95"
(1,040.13mm)
34.84"
(884.94mm)
6.11"
(155.19mm)
110th Driest
Driest since:
1956
18th Wettest
Wettest since:
2016
Apr 1974–Sep 1975
18-Month
64.41"
(1,636.01mm)
55.00"
(1,397.00mm)
9.41"
(239.01mm)
118th Driest
Driest since:
1918
10th Wettest
Wettest since:
2016
Ties: 1920
Oct 1973–Sep 1975
24-Month
81.56"
(2,071.62mm)
69.82"
(1,773.43mm)
11.74"
(298.19mm)
118th Driest
Driest since:
1918
9th Wettest
Wettest since:
2016
Oct 1972–Sep 1975
36-Month
128.47"
(3,263.14mm)
104.72"
(2,659.89mm)
23.75"
(603.25mm)
125th Driest
Driest since:
1918
1st Wettest
Wettest to Date
1975
Oct 1971–Sep 1975
48-Month
162.70"
(4,132.58mm)
139.62"
(3,546.35mm)
23.08"
(586.23mm)
123rd Driest
Driest since:
1956
2nd Wettest
Wettest to Date
2019
Oct 1970–Sep 1975
60-Month
194.64"
(4,943.86mm)
174.44"
(4,430.78mm)
20.20"
(513.08mm)
117th Driest
Driest since:
1956
7th Wettest
Wettest to Date
2019

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