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.

Massachusetts, Climate Division 2

December 1899 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 1899
1-Month
-1.89-0.02-1.8718th Driest
Driest since:
1943
113th Wettest
Wettest since:
1901
Nov–Dec 1899
2-Month
-1.92-0.13-1.799th DriestDriest to Date2001
122nd Wettest
Wettest since:
1972
Oct–Dec 1899
3-Month
-1.74-0.11-1.6312th DriestDriest to Date2001
119th Wettest
Wettest since:
2005
Sep–Dec 1899
4-Month
-1.09-0.09-1.0024th DriestDriest to Date1914
107th Wettest
Wettest since:
2018
Aug–Dec 1899
5-Month
-1.20-0.06-1.1416th DriestDriest to Date2001
115th Wettest
Wettest since:
2011
Jul–Dec 1899
6-Month
-0.89-0.03-0.8624th DriestDriest to Date1949
107th Wettest
Wettest since:
2018
Jun–Dec 1899
7-Month
-0.81-0.04-0.7723rd DriestDriest to Date1949
108th Wettest
Wettest since:
1938
May–Dec 1899
8-Month
-1.01-0.06-0.9518th DriestDriest to Date1964
113th Wettest
Wettest since:
1938
Apr–Dec 1899
9-Month
-1.16-0.06-1.1011th DriestDriest to Date1964
120th Wettest
Wettest since:
1996
Mar–Dec 1899
10-Month
-0.68-0.05-0.6321st DriestDriest to Date1965
110th Wettest
Wettest since:
1972
Feb–Dec 1899
11-Month
-0.49-0.05-0.4431st DriestDriest to Date1965
100th Wettest
Wettest since:
2008
Jan–Dec 1899
12-Month
-0.45-0.05-0.4030th DriestDriest to Date1965
101st Wettest
Wettest since:
2008
Jul 1898–Dec 1899
18-Month
0.20-0.050.2574th Driest
Driest since:
1965
56th Wettest
Wettest since:
2019
Jan 1898–Dec 1899
24-Month
0.22-0.050.2785th Driest
Driest since:
1965
45th Wettest
Wettest since:
2009
Jan 1897–Dec 1899
36-Month
0.40-0.050.45101st Driest
Driest since:
1965
28th Wettest
Wettest since:
2010
Jan 1896–Dec 1899
48-Month
0.22-0.050.2787th DriestDriest to Date1966
41st Wettest
Wettest since:
2011
Jan 1895–Dec 1899
60-Month
0.16-0.050.2180th DriestDriest to Date1966
47th WettestWettest to Date2009

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