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Coldest beach in Massachusetts in January

222 coastal locations in Massachusetts ranked by their typical January sea temperature. State-wide average in January: 5.3°C.

Coldest in January

Barnstable Harbor, Beach Point, Cape Cod Bay, Massachusetts

3.9°C

State January average

5.3°C

across 222 coastal locations in Massachusetts

Vs annual mean

-6.7°C

below the year-round state average

What the Massachusetts water feels like in January

This water is very cold and can cause pain. We don't recommend you swim in this temperature for anything other than very short swims of 5 to 10 minutes unless you are a very experienced cold water swimmer.

Massachusetts monthly average 3.8°C to 20.8°C
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  • Warmest month August 20.8°C
  • Coldest month February 3.8°C
  • Annual mean 12.0°C
  • Months above 20°C 2 of 12

Where January fits in the year

January sits inside the state pattern shown on the left. Browse a different month for a fresh ranking.

Massachusetts sea temperature map (live)

Today's reading at every Massachusetts beach we track. The list below uses the typical January mean from a decade of daily history.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 coldest Massachusetts beaches in January

Sorted by typical January mean. Click any beach for the full location page.

# Location January mean
1 Bourne Massachusetts 4.6°C
2 Buzzards Bay Massachusetts 4.6°C
3 East Falmouth Massachusetts 4.6°C
4 Falmouth Massachusetts 4.6°C
5 Monument Beach Massachusetts 4.6°C
6 North Falmouth Massachusetts 4.6°C
7 Old Silver Beach Massachusetts 4.6°C
8 Onset Massachusetts 4.6°C
9 Pocasset Massachusetts 4.6°C
10 South Cape Beach Massachusetts 4.6°C
11 Teaticket Massachusetts 4.6°C
12 West Falmouth Massachusetts 4.6°C
13 Eel Point, Nantucket Island, Massachusetts Massachusetts 4.6°C
14 Great Point, Nantucket Island, Massachusetts Massachusetts 4.6°C
15 Nantucket, Nantucket Island, Nantucket Island Massachusetts 4.6°C
16 Dennisport, Nantucket Sound, Massachusetts Massachusetts 4.5°C
17 Monomoy Point Massachusetts 4.5°C
18 Saquatucket Harbor, Nantucket Sound Massachusetts 4.5°C
19 Wychmere Harbor, Nantucket Sound, Massachusetts Massachusetts 4.5°C
20 Barnstable Massachusetts 4.4°C
21 Cape Cod Massachusetts 4.4°C
22 Centerville Massachusetts 4.4°C
23 Cotuit Massachusetts 4.4°C
24 Craigville Beach Massachusetts 4.4°C
25 Hyannis Massachusetts 4.4°C
Show 25 more ▸
26 Kalmus Beach Massachusetts 4.4°C
27 Mashpee Massachusetts 4.4°C
28 New Seabury Massachusetts 4.4°C
29 Osterville Massachusetts 4.4°C
30 Popponesset Massachusetts 4.4°C
31 Sandy Neck Beach Massachusetts 4.4°C
32 Cape Poge Massachusetts 4.3°C
33 Muskeget Island, north side, Nantucket Island, Massachusetts Massachusetts 4.3°C
34 Tuckernuck Island Massachusetts 4.3°C
35 Wasque Point, Chappaquiddick Island, Martha's Vineyard, Massachusetts Massachusetts 4.3°C
36 Nantucket Massachusetts 4.3°C
37 Clarks Point, New Bedford, Buzzards Bay Massachusetts 4.2°C
38 Marion Center Massachusetts 4.2°C
39 Marion, Sippican Harbor, Buzzards Bay, Massachusetts Massachusetts 4.2°C
40 Mattapoisett, Mattapoisett Harbor, Buzzards Bay, Massachusetts Massachusetts 4.2°C
41 New Bedford, Buzzards Bay, Massachusetts Massachusetts 4.2°C
42 Round Hill Point, Buzzards Bay Massachusetts 4.2°C
43 South Dartmouth Massachusetts 4.2°C
44 West Island Massachusetts 4.2°C
45 Aquinnah Massachusetts 4.0°C
46 Barnstable Harbor, Beach Point, Cape Cod Bay, Massachusetts Massachusetts 3.9°C
47 Cotuit Highlands, Nantucket Sound, Massachusetts Massachusetts 3.9°C
48 Hyannis Port, Nantucket Sound Massachusetts 3.9°C
49 Poponesset Island, Poponesset Bay, Nantucket Sound, Massachusetts Massachusetts 3.9°C
50 Succonnesset Point Massachusetts 3.9°C

Warmest 10 in Massachusetts in January

Same data flipped. The warmest spots in the state for this month.

# Location January mean
1 Texas Tower, Georges Shoal Massachusetts 7.2°C
2 Coast Guard Beach Massachusetts 6.8°C
3 Eastham Massachusetts 6.8°C
4 Marconi Beach Massachusetts 6.8°C
5 Nauset Beach Massachusetts 6.8°C
6 Orleans Massachusetts 6.8°C
7 Herring Cove Beach Massachusetts 6.7°C
8 North Truro Massachusetts 6.7°C
9 Provincetown Massachusetts 6.7°C
10 Race Point Beach Massachusetts 6.7°C

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