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 1988

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 1988
1-Month
1.99"
(50.55mm)
3.79"
(96.27mm)
-1.80"
(-45.72mm)
23rd Driest
Driest since:
1914
106th Wettest
Wettest since:
1938
Aug–Sep 1988
2-Month
5.06"
(128.52mm)
7.69"
(195.33mm)
-2.63"
(-66.81mm)
18th Driest
Driest since:
1984
111th Wettest
Wettest since:
2011
Jul–Sep 1988
3-Month
12.52"
(318.01mm)
11.37"
(288.80mm)
1.15"
(29.21mm)
83rd Driest
Driest since:
1968
46th Wettest
Wettest since:
2021
Jun–Sep 1988
4-Month
13.94"
(354.08mm)
15.02"
(381.51mm)
-1.08"
(-27.43mm)
50th Driest
Driest since:
1957
79th Wettest
Wettest since:
1938
May–Sep 1988
5-Month
17.53"
(445.26mm)
18.61"
(472.69mm)
-1.08"
(-27.43mm)
52nd Driest
Driest since:
1964
77th Wettest
Wettest since:
1938
Apr–Sep 1988
6-Month
20.43"
(518.92mm)
22.51"
(571.75mm)
-2.08"
(-52.83mm)
42nd Driest
Driest since:
1964
87th Wettest
Wettest since:
1938
Ties: 1943
Mar–Sep 1988
7-Month
23.52"
(597.41mm)
26.45"
(671.83mm)
-2.93"
(-74.42mm)
29th Driest
Driest since:
1965
100th Wettest
Wettest since:
1938
Feb–Sep 1988
8-Month
27.71"
(703.83mm)
29.66"
(753.36mm)
-1.95"
(-49.53mm)
40th Driest
Driest since:
1957
89th Wettest
Wettest since:
2008
Jan–Sep 1988
9-Month
30.48"
(774.19mm)
33.30"
(845.82mm)
-2.82"
(-71.63mm)
35th Driest
Driest since:
1957
94th Wettest
Wettest since:
2008
Dec 1987–Sep 1988
10-Month
33.14"
(841.76mm)
37.13"
(943.10mm)
-3.99"
(-101.34mm)
22nd Driest
Driest since:
1957
106th Wettest
Wettest since:
2008
Nov 1987–Sep 1988
11-Month
36.18"
(918.97mm)
41.15"
(1,045.21mm)
-4.97"
(-126.24mm)
27th Driest
Driest since:
1965
101st Wettest
Wettest since:
2008
Oct 1987–Sep 1988
12-Month
40.04"
(1,017.02mm)
44.66"
(1,134.36mm)
-4.62"
(-117.34mm)
27th Driest
Driest since:
1965
101st Wettest
Wettest since:
2006
Apr 1987–Sep 1988
18-Month
66.38"
(1,686.05mm)
67.07"
(1,703.58mm)
-0.69"
(-17.53mm)
52nd Driest
Driest since:
1965
76th Wettest
Wettest since:
2006
Oct 1986–Sep 1988
24-Month
90.79"
(2,306.07mm)
89.25"
(2,266.95mm)
1.54"
(39.12mm)
59th Driest
Driest since:
1966
68th Wettest
Wettest since:
2007
Oct 1985–Sep 1988
36-Month
134.66"
(3,420.36mm)
133.88"
(3,400.55mm)
0.78"
(19.81mm)
54th Driest
Driest since:
1966
72nd Wettest
Wettest since:
2008
Ties: 1970
Oct 1984–Sep 1988
48-Month
174.41"
(4,430.01mm)
178.50"
(4,533.90mm)
-4.09"
(-103.89mm)
40th Driest
Driest since:
1966
85th Wettest
Wettest since:
2009
Oct 1983–Sep 1988
60-Month
232.84"
(5,914.14mm)
223.10"
(5,666.74mm)
9.74"
(247.40mm)
73rd Driest
Driest since:
1966
51st Wettest
Wettest since:
2010

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