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, September 2004

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
September 2004
1-Month
7.42"
(188.47mm)
3.79"
(96.27mm)
3.63"
(92.20mm)
119th Driest
Driest since:
1914
10th Wettest
Wettest since:
1938
Aug–Sep 2004
2-Month
13.02"
(330.71mm)
7.69"
(195.33mm)
5.33"
(135.38mm)
121st Driest
Driest since:
1984
8th Wettest
Wettest since:
2011
Jul–Sep 2004
3-Month
16.96"
(430.78mm)
11.37"
(288.80mm)
5.59"
(141.98mm)
120th Driest
Driest since:
1968
9th Wettest
Wettest since:
2021
Jun–Sep 2004
4-Month
19.17"
(486.92mm)
15.02"
(381.51mm)
4.15"
(105.41mm)
109th Driest
Driest since:
1957
20th Wettest
Wettest since:
1938
May–Sep 2004
5-Month
22.97"
(583.44mm)
18.61"
(472.69mm)
4.36"
(110.75mm)
108th Driest
Driest since:
1964
21st Wettest
Wettest since:
1938
Apr–Sep 2004
6-Month
30.29"
(769.37mm)
22.51"
(571.75mm)
7.78"
(197.62mm)
123rd Driest
Driest since:
1964
6th Wettest
Wettest since:
1938
Mar–Sep 2004
7-Month
32.76"
(832.10mm)
26.45"
(671.83mm)
6.31"
(160.27mm)
115th Driest
Driest since:
1965
14th Wettest
Wettest since:
1938
Feb–Sep 2004
8-Month
34.53"
(877.06mm)
29.66"
(753.36mm)
4.87"
(123.70mm)
108th Driest
Driest since:
1957
21st Wettest
Wettest since:
2008
Jan–Sep 2004
9-Month
36.05"
(915.67mm)
33.30"
(845.82mm)
2.75"
(69.85mm)
87th Driest
Driest since:
1957
42nd Wettest
Wettest since:
2008
Dec 2003–Sep 2004
10-Month
41.77"
(1,060.96mm)
37.13"
(943.10mm)
4.64"
(117.86mm)
96th Driest
Driest since:
1957
32nd Wettest
Wettest since:
2008
Nov 2003–Sep 2004
11-Month
44.80"
(1,137.92mm)
41.15"
(1,045.21mm)
3.65"
(92.71mm)
89th Driest
Driest since:
1965
39th Wettest
Wettest since:
2008
Oct 2003–Sep 2004
12-Month
50.50"
(1,282.70mm)
44.66"
(1,134.36mm)
5.84"
(148.34mm)
101st Driest
Driest since:
1965
27th Wettest
Wettest since:
2006
Apr 2003–Sep 2004
18-Month
78.04"
(1,982.22mm)
67.07"
(1,703.58mm)
10.97"
(278.64mm)
114th Driest
Driest since:
1965
14th Wettest
Wettest since:
2006
Oct 2002–Sep 2004
24-Month
104.64"
(2,657.86mm)
89.25"
(2,266.95mm)
15.39"
(390.91mm)
114th Driest
Driest since:
1966
13th Wettest
Wettest since:
2007
Oct 2001–Sep 2004
36-Month
141.93"
(3,605.02mm)
133.88"
(3,400.55mm)
8.05"
(204.47mm)
84th Driest
Driest since:
1966
42nd Wettest
Wettest since:
2008
Oct 2000–Sep 2004
48-Month
186.85"
(4,745.99mm)
178.50"
(4,533.90mm)
8.35"
(212.09mm)
74th Driest
Driest since:
1966
51st Wettest
Wettest since:
2009
Oct 1999–Sep 2004
60-Month
236.58"
(6,009.13mm)
223.10"
(5,666.74mm)
13.48"
(342.39mm)
84th Driest
Driest since:
1966
40th Wettest
Wettest since:
2010

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