Divisional Rankings

Divisional 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.

Texas, Climate Division 10. Lower Valley

Precipitation Rankings, September 1971

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1971
1-Month
10.47"
(265.94mm)
4.33"
(109.98mm)
6.14"
(155.96mm)
123rd Driest
Driest since:
1897
6th Wettest
Wettest since:
1967
Aug–Sep 1971
2-Month
14.40"
(365.76mm)
6.54"
(166.12mm)
7.86"
(199.64mm)
126th Driest
Driest since:
1897
3rd Wettest
Wettest since:
1967
Jul–Sep 1971
3-Month
15.66"
(397.76mm)
8.19"
(208.03mm)
7.47"
(189.73mm)
122nd Driest
Driest since:
1897
7th Wettest
Wettest since:
1967
Jun–Sep 1971
4-Month
18.60"
(472.44mm)
10.86"
(275.84mm)
7.74"
(196.60mm)
121st Driest
Driest since:
1982
8th Wettest
Wettest since:
1967
May–Sep 1971
5-Month
19.93"
(506.22mm)
13.55"
(344.17mm)
6.38"
(162.05mm)
115th Driest
Driest since:
1897
14th Wettest
Wettest since:
1933
Apr–Sep 1971
6-Month
21.51"
(546.35mm)
15.07"
(382.78mm)
6.44"
(163.57mm)
114th Driest
Driest since:
1897
15th Wettest
Wettest since:
1933
Mar–Sep 1971
7-Month
21.52"
(546.61mm)
16.08"
(408.43mm)
5.44"
(138.18mm)
108th Driest
Driest since:
1897
21st Wettest
Wettest since:
1933
Feb–Sep 1971
8-Month
22.21"
(564.13mm)
17.27"
(438.66mm)
4.94"
(125.47mm)
105th Driest
Driest since:
1897
24th Wettest
Wettest since:
1933
Jan–Sep 1971
9-Month
22.43"
(569.72mm)
18.54"
(470.92mm)
3.89"
(98.80mm)
98th Driest
Driest since:
1897
31st Wettest
Wettest since:
1973
Dec 1970–Sep 1971
10-Month
22.54"
(572.52mm)
19.87"
(504.70mm)
2.67"
(67.82mm)
86th Driest
Driest since:
1897
42nd Wettest
Wettest since:
1941
Nov 1970–Sep 1971
11-Month
22.65"
(575.31mm)
21.29"
(540.77mm)
1.36"
(34.54mm)
78th Driest
Driest since:
1897
50th Wettest
Wettest since:
1941
Oct 1970–Sep 1971
12-Month
25.13"
(638.30mm)
23.82"
(605.03mm)
1.31"
(33.27mm)
75th Driest
Driest since:
2011
53rd Wettest
Wettest since:
1941
Apr 1970–Sep 1971
18-Month
46.90"
(1,191.26mm)
38.87"
(987.30mm)
8.03"
(203.96mm)
103rd Driest
Driest since:
1898
25th Wettest
Wettest since:
1968
Oct 1969–Sep 1971
24-Month
55.61"
(1,412.49mm)
47.66"
(1,210.56mm)
7.95"
(201.93mm)
101st Driest
Driest since:
1898
26th Wettest
Wettest since:
1967
Oct 1968–Sep 1971
36-Month
76.84"
(1,951.74mm)
71.32"
(1,811.53mm)
5.52"
(140.21mm)
82nd Driest
Driest since:
1899
44th Wettest
Wettest since:
1968
Oct 1967–Sep 1971
48-Month
107.39"
(2,727.71mm)
94.84"
(2,408.94mm)
12.55"
(318.77mm)
102nd Driest
Driest since:
1900
23rd Wettest
Wettest since:
1975
Oct 1966–Sep 1971
60-Month
144.55"
(3,671.57mm)
118.21"
(3,002.53mm)
26.34"
(669.04mm)
115th Driest
Driest since:
1901
9th Wettest
Wettest since:
1970

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