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, May 2007

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
May 2007
1-Month
5.27"
(133.86mm)
4.05"
(102.87mm)
1.22"
(30.99mm)
111th Driest
Driest since:
1998
18th Wettest
Wettest since:
2015
Ties: 1981
Apr–May 2007
2-Month
8.12"
(206.25mm)
7.26"
(184.40mm)
0.86"
(21.85mm)
93rd Driest
Driest since:
1998
36th Wettest
Wettest since:
2015
Mar–May 2007
3-Month
11.60"
(294.64mm)
9.96"
(252.98mm)
1.64"
(41.66mm)
102nd Driest
Driest since:
1925
27th Wettest
Wettest since:
2015
Feb–May 2007
4-Month
12.66"
(321.56mm)
12.19"
(309.63mm)
0.47"
(11.93mm)
82nd Driest
Driest since:
1925
47th Wettest
Wettest since:
2015
Jan–May 2007
5-Month
16.38"
(416.05mm)
14.42"
(366.27mm)
1.96"
(49.78mm)
98th Driest
Driest since:
1963
31st Wettest
Wettest since:
2015
Dec 2006–May 2007
6-Month
20.11"
(510.79mm)
16.92"
(429.77mm)
3.19"
(81.02mm)
106th Driest
Driest since:
1963
22nd Wettest
Wettest since:
2015
Nov 2006–May 2007
7-Month
21.80"
(553.72mm)
19.34"
(491.24mm)
2.46"
(62.48mm)
92nd Driest
Driest since:
1971
36th Wettest
Wettest since:
2016
Oct 2006–May 2007
8-Month
26.21"
(665.73mm)
22.04"
(559.82mm)
4.17"
(105.91mm)
109th Driest
Driest since:
1925
19th Wettest
Wettest since:
2019
Sep 2006–May 2007
9-Month
29.31"
(744.47mm)
25.25"
(641.35mm)
4.06"
(103.12mm)
105th Driest
Driest since:
1918
23rd Wettest
Wettest since:
2019
Aug 2006–May 2007
10-Month
32.55"
(826.77mm)
28.19"
(716.03mm)
4.36"
(110.74mm)
109th Driest
Driest since:
1925
19th Wettest
Wettest since:
2019
Jul 2006–May 2007
11-Month
35.20"
(894.08mm)
31.39"
(797.31mm)
3.81"
(96.77mm)
103rd Driest
Driest since:
1925
25th Wettest
Wettest since:
2019
Jun 2006–May 2007
12-Month
37.48"
(951.99mm)
34.90"
(886.46mm)
2.58"
(65.53mm)
87th Driest
Driest since:
1925
41st Wettest
Wettest since:
2019
Dec 2005–May 2007
18-Month
50.15"
(1,273.81mm)
51.87"
(1,317.50mm)
-1.72"
(-43.69mm)
46th Driest
Driest since:
1918
81st Wettest
Wettest since:
2016
Jun 2005–May 2007
24-Month
66.02"
(1,676.91mm)
69.89"
(1,775.21mm)
-3.87"
(-98.30mm)
33rd Driest
Driest since:
1918
94th Wettest
Wettest since:
2020
Jun 2004–May 2007
36-Month
107.04"
(2,718.82mm)
104.83"
(2,662.68mm)
2.21"
(56.14mm)
68th Driest
Driest since:
1956
58th Wettest
Wettest since:
1975
Jun 2003–May 2007
48-Month
144.55"
(3,671.57mm)
139.71"
(3,548.63mm)
4.84"
(122.94mm)
80th Driest
Driest since:
1956
45th Wettest
Wettest since:
1975
Jun 2002–May 2007
60-Month
180.81"
(4,592.57mm)
174.45"
(4,431.03mm)
6.36"
(161.54mm)
81st Driest
Driest since:
1957
43rd Wettest
Wettest since:
2019

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