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.

Utah, Climate Division 5

December 2009 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 2009
1-Month
-0.76-0.08-0.6848th Driest
Driest since:
1976
83rd Wettest
Wettest since:
1964
Nov–Dec 2009
2-Month
-1.51-0.05-1.4622nd Driest
Driest since:
1976
109th Wettest
Wettest since:
1983
Oct–Dec 2009
3-Month
-0.790.03-0.8236th Driest
Driest since:
1976
95th Wettest
Wettest since:
1983
Sep–Dec 2009
4-Month
-0.670.08-0.7539th Driest
Driest since:
1976
92nd Wettest
Wettest since:
1982
Ties: 1990
Aug–Dec 2009
5-Month
-0.580.08-0.6642nd Driest
Driest since:
2020
89th Wettest
Wettest since:
1983
Jul–Dec 2009
6-Month
-0.360.08-0.4453rd Driest
Driest since:
2020
78th Wettest
Wettest since:
1983
Ties: 2000
Jun–Dec 2009
7-Month
0.210.060.1585th Driest
Driest since:
1935
46th Wettest
Wettest since:
1983
Ties: 1907
May–Dec 2009
8-Month
0.110.070.0474th Driest
Driest since:
1958
57th Wettest
Wettest since:
1983
Apr–Dec 2009
9-Month
0.320.070.2590th Driest
Driest since:
2020
41st Wettest
Wettest since:
1983
Mar–Dec 2009
10-Month
0.280.090.1983rd Driest
Driest since:
1934
48th Wettest
Wettest since:
1983
Feb–Dec 2009
11-Month
0.250.110.1478th Driest
Driest since:
1934
53rd Wettest
Wettest since:
1983
Ties: 2005
Jan–Dec 2009
12-Month
0.260.130.1375th Driest
Driest since:
1934
56th Wettest
Wettest since:
1983
Jul 2008–Dec 2009
18-Month
-0.110.11-0.2251st Driest
Driest since:
1934
79th Wettest
Wettest since:
1983
Jan 2008–Dec 2009
24-Month
-0.020.13-0.1558th Driest
Driest since:
1934
72nd Wettest
Wettest since:
1983
Jan 2007–Dec 2009
36-Month
-0.350.13-0.4835th Driest
Driest since:
1935
94th Wettest
Wettest since:
1984
Ties: 1976
Jan 2006–Dec 2009
48-Month
-0.250.13-0.3836th Driest
Driest since:
1934
92nd Wettest
Wettest since:
1985
Ties: 1905, 1932
Jan 2005–Dec 2009
60-Month
-0.090.12-0.2153rd Driest
Driest since:
1935
74th Wettest
Wettest since:
1986
Ties: 1942, 1976

Citing This Page