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.

Nevada, Climate Division 4

December 1987 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 1987
1-Month
0.93-0.060.99104th Driest
Driest since:
1980
27th Wettest
Wettest since:
2010
Nov–Dec 1987
2-Month
2.46-0.112.57124th Driest
Driest since:
2017
7th Wettest
Wettest since:
1965
Oct–Dec 1987
3-Month
2.52-0.072.59129th Driest
Driest since:
2017
2nd WettestWettest to Date2004
Sep–Dec 1987
4-Month
1.58-0.051.63124th Driest
Driest since:
2020
7th Wettest
Wettest since:
2004
Ties: 1909
Aug–Dec 1987
5-Month
0.82-0.040.86111th Driest
Driest since:
2020
20th Wettest
Wettest since:
1909
Jul–Dec 1987
6-Month
0.71-0.010.72106th Driest
Driest since:
2020
25th Wettest
Wettest since:
1984
Jun–Dec 1987
7-Month
0.500.010.49103rd Driest
Driest since:
2024
28th Wettest
Wettest since:
1941
Ties: 1921
May–Dec 1987
8-Month
0.400.010.3993rd Driest
Driest since:
2024
38th Wettest
Wettest since:
1941
Ties: 1967
Apr–Dec 1987
9-Month
0.340.010.3392nd Driest
Driest since:
2002
39th Wettest
Wettest since:
1941
Ties: 1897, 1921
Mar–Dec 1987
10-Month
0.400.020.3890th Driest
Driest since:
1989
41st Wettest
Wettest since:
1941
Feb–Dec 1987
11-Month
0.360.040.3286th Driest
Driest since:
2002
45th Wettest
Wettest since:
1941
Jan–Dec 1987
12-Month
0.380.050.3390th Driest
Driest since:
2002
41st Wettest
Wettest since:
1941
Jul 1986–Dec 1987
18-Month
0.180.030.1585th Driest
Driest since:
2002
45th Wettest
Wettest since:
1941
Jan 1986–Dec 1987
24-Month
-0.290.05-0.3448th Driest
Driest since:
1929
82nd Wettest
Wettest since:
1979
Jan 1985–Dec 1987
36-Month
-0.200.05-0.2555th Driest
Driest since:
1964
74th Wettest
Wettest since:
1980
Ties: 1954, 1986
Jan 1984–Dec 1987
48-Month
-0.060.04-0.1075th Driest
Driest since:
2009
53rd Wettest
Wettest since:
1981
Ties: 1935, 1949
Jan 1983–Dec 1987
60-Month
0.320.040.2896th Driest
Driest since:
2003
31st Wettest
Wettest since:
1909
Ties: 1916

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