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 7

December 1988 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 1988
1-Month
-1.630.23-1.8621st Driest
Driest since:
1970
110th Wettest
Wettest since:
1991
Nov–Dec 1988
2-Month
-2.210.16-2.375th Driest
Driest since:
2012
126th Wettest
Wettest since:
1940
Oct–Dec 1988
3-Month
-2.010.16-2.175th Driest
Driest since:
1950
126th Wettest
Wettest since:
1960
Sep–Dec 1988
4-Month
-1.850.03-1.886th Driest
Driest since:
2024
125th Wettest
Wettest since:
1913
Aug–Dec 1988
5-Month
-1.86-0.02-1.845th Driest
Driest since:
2024
126th Wettest
Wettest since:
1998
Jul–Dec 1988
6-Month
-1.64-0.03-1.617th Driest
Driest since:
1917
124th Wettest
Wettest since:
1919
Jun–Dec 1988
7-Month
-1.60-0.05-1.557th Driest
Driest since:
1917
124th Wettest
Wettest since:
1919
May–Dec 1988
8-Month
-1.56-0.04-1.526th Driest
Driest since:
1917
125th Wettest
Wettest since:
1919
Apr–Dec 1988
9-Month
-1.50-0.03-1.4710th Driest
Driest since:
2011
121st Wettest
Wettest since:
1919
Mar–Dec 1988
10-Month
-1.37-0.01-1.3611th Driest
Driest since:
2011
120th Wettest
Wettest since:
1919
Feb–Dec 1988
11-Month
-1.38-0.02-1.3612th Driest
Driest since:
2011
119th Wettest
Wettest since:
1919
Jan–Dec 1988
12-Month
-1.39-0.03-1.3611th Driest
Driest since:
1917
120th Wettest
Wettest since:
1919
Jul 1987–Dec 1988
18-Month
-0.88-0.03-0.8527th Driest
Driest since:
1956
103rd Wettest
Wettest since:
1919
Jan 1987–Dec 1988
24-Month
-0.28-0.03-0.2550th Driest
Driest since:
1917
80th Wettest
Wettest since:
1992
Ties: 1950
Jan 1986–Dec 1988
36-Month
-0.15-0.02-0.1360th Driest
Driest since:
1956
69th Wettest
Wettest since:
1993
Jan 1985–Dec 1988
48-Month
0.04-0.030.0767th Driest
Driest since:
1956
61st Wettest
Wettest since:
1976
Jan 1984–Dec 1988
60-Month
-0.12-0.03-0.0952nd Driest
Driest since:
1956
75th Wettest
Wettest since:
1976

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