Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. 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

Precipitation Rankings, October 1947

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
October 1947
1-Month
1.91"
(48.51mm)
3.50"
(88.90mm)
-1.59"
(-40.39mm)
17th Driest
Driest since:
1924
112th Wettest
Wettest since:
2005
Sep–Oct 1947
2-Month
5.07"
(128.78mm)
7.29"
(185.17mm)
-2.22"
(-56.39mm)
23rd Driest
Driest since:
1914
106th Wettest
Wettest since:
2005
Ties: 1931
Aug–Oct 1947
3-Month
7.21"
(183.13mm)
11.19"
(284.23mm)
-3.98"
(-101.10mm)
13th Driest
Driest since:
1940
116th Wettest
Wettest since:
1955
Jul–Oct 1947
4-Month
11.75"
(298.45mm)
14.87"
(377.70mm)
-3.12"
(-79.25mm)
21st Driest
Driest since:
1968
108th Wettest
Wettest since:
2021
Jun–Oct 1947
5-Month
15.50"
(393.70mm)
18.52"
(470.41mm)
-3.02"
(-76.71mm)
24th Driest
Driest since:
1957
105th Wettest
Wettest since:
2021
May–Oct 1947
6-Month
19.89"
(505.21mm)
22.11"
(561.59mm)
-2.22"
(-56.38mm)
33rd Driest
Driest since:
1964
96th Wettest
Wettest since:
2021
Apr–Oct 1947
7-Month
24.53"
(623.06mm)
26.02"
(660.91mm)
-1.49"
(-37.85mm)
50th Driest
Driest since:
1964
79th Wettest
Wettest since:
2021
Mar–Oct 1947
8-Month
27.78"
(705.61mm)
29.95"
(760.73mm)
-2.17"
(-55.12mm)
38th Driest
Driest since:
1957
91st Wettest
Wettest since:
2011
Feb–Oct 1947
9-Month
29.80"
(756.92mm)
33.16"
(842.26mm)
-3.36"
(-85.34mm)
25th Driest
Driest since:
1957
104th Wettest
Wettest since:
2011
Ties: 1971
Jan–Oct 1947
10-Month
32.97"
(837.44mm)
36.80"
(934.72mm)
-3.83"
(-97.28mm)
26th Driest
Driest since:
1957
103rd Wettest
Wettest since:
2011
Dec 1946–Oct 1947
11-Month
36.60"
(929.64mm)
40.63"
(1,032.00mm)
-4.03"
(-102.36mm)
26th Driest
Driest since:
1957
102nd Wettest
Wettest since:
2011
Nov 1946–Oct 1947
12-Month
37.75"
(958.85mm)
44.65"
(1,134.11mm)
-6.90"
(-175.26mm)
13th Driest
Driest since:
1965
115th Wettest
Wettest since:
2011
May 1946–Oct 1947
18-Month
62.93"
(1,598.42mm)
66.71"
(1,694.43mm)
-3.78"
(-96.01mm)
32nd Driest
Driest since:
1965
96th Wettest
Wettest since:
2006
Nov 1945–Oct 1947
24-Month
85.40"
(2,169.16mm)
89.26"
(2,267.20mm)
-3.86"
(-98.04mm)
40th Driest
Driest since:
1966
87th Wettest
Wettest since:
2009
Nov 1944–Oct 1947
36-Month
133.53"
(3,391.66mm)
133.87"
(3,400.30mm)
-0.34"
(-8.64mm)
51st Driest
Driest since:
1966
75th Wettest
Wettest since:
2011
Nov 1943–Oct 1947
48-Month
171.37"
(4,352.80mm)
178.50"
(4,533.90mm)
-7.13"
(-181.10mm)
32nd Driest
Driest since:
1966
93rd Wettest
Wettest since:
2011
Nov 1942–Oct 1947
60-Month
215.34"
(5,469.64mm)
223.14"
(5,667.76mm)
-7.80"
(-198.12mm)
34th Driest
Driest since:
1966
90th Wettest
Wettest since:
2009

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