Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of July 2022. For more information, please see Climatological Rankings.


Massachusetts

Precipitation Rankings, September 2021

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 2021
1-Month
7.41"
(188.21mm)
3.79"
(96.27mm)
3.62"
(91.94mm)
118th Driest Driest since: 2020 1914
10th Wettest Wettest since: 2018 1938
Aug–Sep 2021
2-Month
12.58"
(319.53mm)
7.69"
(195.33mm)
4.89"
(124.20mm)
118th Driest Driest since: 2020 1984
10th Wettest Wettest since: 2018 2011
Jul–Sep 2021
3-Month
22.99"
(583.95mm)
11.37"
(288.80mm)
11.62"
(295.15mm)
127th Driest Driest since: 2020 1968
1st Wettest Wettest to Date 2021
Jun–Sep 2021
4-Month
25.48"
(647.19mm)
15.02"
(381.51mm)
10.46"
(265.68mm)
126th Driest Driest since: 2020 1957
2nd Wettest Wettest since: 1938 1938
May–Sep 2021
5-Month
30.62"
(777.75mm)
18.61"
(472.69mm)
12.01"
(305.06mm)
126th Driest Driest since: 2020 1964
2nd Wettest Wettest since: 1938 1938
Apr–Sep 2021
6-Month
34.96"
(887.98mm)
22.51"
(571.75mm)
12.45"
(316.23mm)
126th Driest Driest since: 2020 1964
2nd Wettest Wettest since: 1938 1938
Mar–Sep 2021
7-Month
37.15"
(943.61mm)
26.45"
(671.83mm)
10.70"
(271.78mm)
125th Driest Driest since: 2020 1965
3rd Wettest Wettest since: 2011 1938
Feb–Sep 2021
8-Month
40.36"
(1,025.14mm)
29.66"
(753.36mm)
10.70"
(271.78mm)
124th Driest Driest since: 2020 1957
4th Wettest Wettest since: 2011 2008
Jan–Sep 2021
9-Month
42.63"
(1,082.80mm)
33.30"
(845.82mm)
9.33"
(236.98mm)
121st Driest Driest since: 2020 1957
7th Wettest Wettest since: 2018 2008
Dec 2020–Sep 2021
10-Month
49.00"
(1,244.60mm)
37.13"
(943.10mm)
11.87"
(301.50mm)
124th Driest Driest since: 2020 1957
3rd Wettest Wettest since: 2011 2008
Nov 2020–Sep 2021
11-Month
52.80"
(1,341.12mm)
41.15"
(1,045.21mm)
11.65"
(295.91mm)
122nd Driest Driest since: 2020 1965
5th Wettest Wettest since: 2011 2008
Oct 2020–Sep 2021
12-Month
57.97"
(1,472.44mm)
44.66"
(1,134.36mm)
13.31"
(338.08mm)
120th Driest Driest since: 2020 1965
7th Wettest Wettest since: 2011 2006
Apr 2020–Sep 2021
18-Month
76.17"
(1,934.72mm)
67.07"
(1,703.58mm)
9.10"
(231.14mm)
101st Driest Driest since: 2020 1965
26th Wettest Wettest since: 2019 2006
Ties: 1902
Oct 2019–Sep 2021
24-Month
101.66"
(2,582.16mm)
89.25"
(2,266.95mm)
12.41"
(315.21mm)
110th Driest Driest since: 2020 1966
16th Wettest Wettest since: 2019 2007
Oct 2018–Sep 2021
36-Month
155.39"
(3,946.91mm)
133.88"
(3,400.55mm)
21.51"
(546.36mm)
116th Driest Driest since: 2020 1966
9th Wettest Wettest since: 2011 2008
Oct 2017–Sep 2021
48-Month
210.18"
(5,338.57mm)
178.50"
(4,533.90mm)
31.68"
(804.67mm)
119th Driest Driest since: 2020 1966
5th Wettest Wettest since: 2011 2009
Oct 2016–Sep 2021
60-Month
256.74"
(6,521.20mm)
223.10"
(5,666.74mm)
33.64"
(854.46mm)
115th Driest Driest since: 2020 1966
8th Wettest Wettest since: 2012 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2022, retrieved on August 9, 2022 from https://www.ncei.noaa.gov/cag/