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.

Texas

Precipitation Rankings, September 1977

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 1977
1-Month
1.48"
(37.59mm)
2.93"
(74.42mm)
-1.45"
(-36.83mm)
20th Driest
Driest since:
1956
109th Wettest
Wettest since:
2018
Aug–Sep 1977
2-Month
3.72"
(94.49mm)
5.24"
(133.10mm)
-1.52"
(-38.61mm)
26th Driest
Driest since:
1956
103rd Wettest
Wettest since:
1974
Ties: 1963
Jul–Sep 1977
3-Month
4.96"
(125.98mm)
7.58"
(192.53mm)
-2.62"
(-66.55mm)
13th Driest
Driest since:
2000
116th Wettest
Wettest since:
1974
Ties: 1999
Jun–Sep 1977
4-Month
7.48"
(189.99mm)
10.44"
(265.18mm)
-2.96"
(-75.19mm)
15th Driest
Driest since:
2011
114th Wettest
Wettest since:
1919
May–Sep 1977
5-Month
9.76"
(247.90mm)
13.81"
(350.77mm)
-4.05"
(-102.87mm)
10th Driest
Driest since:
2011
119th Wettest
Wettest since:
2007
Apr–Sep 1977
6-Month
13.67"
(347.22mm)
16.17"
(410.72mm)
-2.50"
(-63.50mm)
31st Driest
Driest since:
2011
98th Wettest
Wettest since:
1941
Mar–Sep 1977
7-Month
15.72"
(399.29mm)
17.83"
(452.88mm)
-2.11"
(-53.59mm)
35th Driest
Driest since:
2011
94th Wettest
Wettest since:
2007
Feb–Sep 1977
8-Month
17.02"
(432.31mm)
19.43"
(493.52mm)
-2.41"
(-61.21mm)
35th Driest
Driest since:
2011
94th Wettest
Wettest since:
1941
Jan–Sep 1977
9-Month
18.61"
(472.69mm)
20.92"
(531.37mm)
-2.31"
(-58.68mm)
36th Driest
Driest since:
2011
93rd Wettest
Wettest since:
2007
Dec 1976–Sep 1977
10-Month
20.56"
(522.22mm)
22.68"
(576.07mm)
-2.12"
(-53.85mm)
41st Driest
Driest since:
2011
87th Wettest
Wettest since:
1941
Nov 1976–Sep 1977
11-Month
22.05"
(560.07mm)
24.50"
(622.30mm)
-2.45"
(-62.23mm)
39th Driest
Driest since:
2011
89th Wettest
Wettest since:
1941
Oct 1976–Sep 1977
12-Month
26.27"
(667.26mm)
27.02"
(686.31mm)
-0.75"
(-19.05mm)
58th Driest
Driest since:
2011
70th Wettest
Wettest since:
1941
Apr 1976–Sep 1977
18-Month
46.76"
(1,187.70mm)
43.30"
(1,099.82mm)
3.46"
(87.88mm)
88th Driest
Driest since:
1918
40th Wettest
Wettest since:
2016
Oct 1975–Sep 1977
24-Month
53.44"
(1,357.38mm)
54.21"
(1,376.93mm)
-0.77"
(-19.55mm)
57th Driest
Driest since:
1918
70th Wettest
Wettest since:
2016
Oct 1974–Sep 1977
36-Month
84.78"
(2,153.41mm)
81.34"
(2,066.04mm)
3.44"
(87.37mm)
76th Driest
Driest since:
1918
50th Wettest
Wettest since:
2017
Oct 1973–Sep 1977
48-Month
115.06"
(2,922.52mm)
108.45"
(2,754.63mm)
6.61"
(167.89mm)
91st Driest
Driest since:
1956
34th Wettest
Wettest since:
2018
Oct 1972–Sep 1977
60-Month
149.80"
(3,804.92mm)
135.50"
(3,441.70mm)
14.30"
(363.22mm)
109th Driest
Driest since:
1956
15th Wettest
Wettest since:
2019

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