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, February 1978

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2023)		 Wettest/Driest
Since		 Record
February 1978
1-Month 		0.86"
(21.84mm)		 1.19"
(30.23mm)		 -0.33"
(-8.39mm)		 67th Driest
Driest since:
 1925, 2016
63rd Wettest
Wettest since:
 1923
Ties: 1914, 2004
Jan–Feb 1978
2-Month 		3.95"
(100.33mm)		 2.46"
(62.48mm)		 1.49"
(37.85mm)		 110th Driest
Driest since:
 1996
20th Wettest
Wettest since:
 1958
Ties: 1896, 2010
Dec 1977–Feb 1978
3-Month 		4.06"
(103.12mm)		 3.79"
(96.27mm)		 0.27"
(6.85mm)		 82nd Driest
Driest since:
 1918
47th Wettest
Wettest since:
 1941
Nov 1977–Feb 1978
4-Month 		5.72"
(145.29mm)		 5.20"
(132.08mm)		 0.52"
(13.21mm)		 90th Driest
Driest since:
 1918
39th Wettest
Wettest since:
 1958
Oct 1977–Feb 1978
5-Month 		7.44"
(188.98mm)		 7.73"
(196.34mm)		 -0.29"
(-7.36mm)		 73rd Driest
Driest since:
 1918
56th Wettest
Wettest since:
 1959
Sep 1977–Feb 1978
6-Month 		11.28"
(286.51mm)		 12.06"
(306.32mm)		 -0.78"
(-19.81mm)		 65th Driest
Driest since:
 1918
64th Wettest
Wettest since:
 1968
Aug 1977–Feb 1978
7-Month 		13.14"
(333.76mm)		 14.24"
(361.70mm)		 -1.10"
(-27.94mm)		 58th Driest
Driest since:
 1918
71st Wettest
Wettest since:
 1968
Jul 1977–Feb 1978
8-Month 		13.84"
(351.54mm)		 15.92"
(404.37mm)		 -2.08"
(-52.83mm)		 48th Driest
Driest since:
 1918
81st Wettest
Wettest since:
 1968
Jun 1977–Feb 1978
9-Month 		18.68"
(474.47mm)		 18.58"
(471.93mm)		 0.10"
(2.54mm)		 69th Driest
Driest since:
 1918
60th Wettest
Wettest since:
 1968
May 1977–Feb 1978
10-Month 		19.96"
(506.98mm)		 21.25"
(539.75mm)		 -1.29"
(-32.77mm)		 52nd Driest
Driest since:
 1899
77th Wettest
Wettest since:
 1968
Ties: 2020
Apr 1977–Feb 1978
11-Month 		22.42"
(569.47mm)		 22.79"
(578.87mm)		 -0.37"
(-9.40mm)		 62nd Driest
Driest since:
 1899
67th Wettest
Wettest since:
 1968
Mar 1977–Feb 1978
12-Month 		22.54"
(572.52mm)		 23.80"
(604.52mm)		 -1.26"
(-32.00mm)		 54th Driest
Driest since:
 1899
75th Wettest
Wettest since:
 1968
Sep 1976–Feb 1978
18-Month 		41.99"
(1,066.55mm)		 35.89"
(911.61mm)		 6.10"
(154.94mm)		 99th Driest
Driest since:
 1899
29th Wettest
Wettest since:
 2016
Mar 1976–Feb 1978
24-Month 		61.54"
(1,563.12mm)		 47.54"
(1,207.52mm)		 14.00"
(355.60mm)		 118th Driest
Driest since:
 1899
10th Wettest
Wettest since:
 1968
Mar 1975–Feb 1978
36-Month 		90.77"
(2,305.56mm)		 71.14"
(1,806.96mm)		 19.63"
(498.60mm)		 122nd Driest
Driest since:
 1900
5th Wettest
Wettest since:
 1974
Mar 1974–Feb 1978
48-Month 		115.41"
(2,931.41mm)		 94.53"
(2,401.06mm)		 20.88"
(530.35mm)		 116th Driest
Driest since:
 1901
10th Wettest
Wettest since:
 1977
Mar 1973–Feb 1978
60-Month 		146.59"
(3,723.39mm)		 117.93"
(2,995.42mm)		 28.66"
(727.97mm)		 121st Driest
Driest since:
 1902
4th Wettest
Wettest since:
 1977

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