Divisional Rankings

Divisional Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. 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 2

December 1931 Palmer Z-Index Rankings

View Period (Months):
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2025)
Driest/Wettest
Since
Record
December 1931
1-Month
1.840.031.81116th Driest
Driest since:
2021
15th Wettest
Wettest since:
1991
Nov–Dec 1931
2-Month
2.180.102.08125th Driest
Driest since:
2021
6th Wettest
Wettest since:
1913
Oct–Dec 1931
3-Month
2.020.081.94120th Driest
Driest since:
1921
11th Wettest
Wettest since:
2018
Sep–Dec 1931
4-Month
0.620.030.5997th Driest
Driest since:
2021
34th Wettest
Wettest since:
2018
Aug–Dec 1931
5-Month
0.090.050.0474th Driest
Driest since:
1956
57th Wettest
Wettest since:
1986
Jul–Dec 1931
6-Month
-0.080.07-0.1566th Driest
Driest since:
1954, 1956
65th Wettest
Wettest since:
1941
Jun–Dec 1931
7-Month
-0.170.09-0.2665th Driest
Driest since:
1956
66th Wettest
Wettest since:
1941
May–Dec 1931
8-Month
-0.270.06-0.3365th Driest
Driest since:
1956
66th Wettest
Wettest since:
1941
Apr–Dec 1931
9-Month
-0.060.09-0.1574th Driest
Driest since:
2011
57th Wettest
Wettest since:
1941
Mar–Dec 1931
10-Month
0.060.08-0.0276th Driest
Driest since:
2011
55th Wettest
Wettest since:
1941
Feb–Dec 1931
11-Month
0.230.060.1784th Driest
Driest since:
2011
47th Wettest
Wettest since:
1941
Jan–Dec 1931
12-Month
0.330.050.2887th Driest
Driest since:
2011
44th Wettest
Wettest since:
1941
Jul 1930–Dec 1931
18-Month
0.270.060.2185th Driest
Driest since:
1956
45th Wettest
Wettest since:
1992
Jan 1930–Dec 1931
24-Month
-0.070.06-0.1357th Driest
Driest since:
2012
73rd Wettest
Wettest since:
1920
Jan 1929–Dec 1931
36-Month
-0.180.06-0.2440th Driest
Driest since:
2013
89th Wettest
Wettest since:
1915, 1992
Jan 1928–Dec 1931
48-Month
-0.260.07-0.3333rd Driest
Driest since:
1954
95th Wettest
Wettest since:
1908
Jan 1927–Dec 1931
60-Month
-0.310.07-0.3822nd Driest
Driest since:
1956
105th Wettest
Wettest since:
1923
Ties: 1911

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