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 1974 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 1974
1-Month
0.70-0.020.7286th Driest
Driest since:
1943
45th Wettest
Wettest since:
1901
Nov–Dec 1974
2-Month
-0.16-0.13-0.0360th Driest
Driest since:
2001
71st Wettest
Wettest since:
1972
Oct–Dec 1974
3-Month
-0.09-0.110.0270th Driest
Driest since:
2001
61st Wettest
Wettest since:
2005
Ties: 1944
Sep–Dec 1974
4-Month
0.89-0.090.98104th Driest
Driest since:
1914
27th Wettest
Wettest since:
2018
Ties: 1959
Aug–Dec 1974
5-Month
0.55-0.060.6191st Driest
Driest since:
2001
40th Wettest
Wettest since:
2011
Jul–Dec 1974
6-Month
0.31-0.030.3480th Driest
Driest since:
1949
51st Wettest
Wettest since:
2018
Jun–Dec 1974
7-Month
0.19-0.040.2376th Driest
Driest since:
1949
55th Wettest
Wettest since:
1938
May–Dec 1974
8-Month
0.30-0.060.3684th Driest
Driest since:
1964
47th Wettest
Wettest since:
1938
Apr–Dec 1974
9-Month
0.15-0.060.2176th Driest
Driest since:
1964
55th Wettest
Wettest since:
1996
Mar–Dec 1974
10-Month
0.22-0.050.2779th Driest
Driest since:
1965
52nd Wettest
Wettest since:
1972
Ties: 1895
Feb–Dec 1974
11-Month
0.14-0.050.1973rd Driest
Driest since:
1965
58th Wettest
Wettest since:
2008
Jan–Dec 1974
12-Month
0.14-0.050.1976th Driest
Driest since:
1965
55th Wettest
Wettest since:
2008
Jul 1973–Dec 1974
18-Month
0.21-0.050.2675th Driest
Driest since:
1965
55th Wettest
Wettest since:
2019
Jan 1973–Dec 1974
24-Month
0.32-0.050.3796th Driest
Driest since:
1965
34th Wettest
Wettest since:
2009
Jan 1972–Dec 1974
36-Month
0.70-0.050.75123rd Driest
Driest since:
1965
6th Wettest
Wettest since:
2010
Jan 1971–Dec 1974
48-Month
0.41-0.050.46112th Driest
Driest since:
1966
16th Wettest
Wettest since:
2011
Ties: 1900, 1955
Jan 1970–Dec 1974
60-Month
0.24-0.050.2992nd Driest
Driest since:
1966
35th Wettest
Wettest since:
2009

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