Skip to content
seatemperatures.net

Warmest beach in Rhode Island in September

60 coastal locations in Rhode Island ranked by their typical September sea temperature. State-wide average in September: 20.2°C.

Warmest in September

Misquamicut

20.6°C

State September average

20.2°C

across 60 coastal locations in Rhode Island

Vs annual mean

+7.4°C

above the year-round state average

What the Rhode Island water feels like in September

Water at this temperature is very pleasant to swim in. If you tend to wear a wetsuit when swimming, you might consider removing it now to avoid the body overheating.

Rhode Island monthly average 4.6°C to 21.5°C
J
F
M
A
M
J
J
A
S
O
N
D
  • Warmest month August 21.5°C
  • Coldest month February 4.6°C
  • Annual mean 12.8°C
  • Months above 20°C 3 of 12

Where September fits in the year

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

Rhode Island sea temperature map (live)

Today's reading at every Rhode Island beach we track. The list below uses the typical September 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 warmest Rhode Island beaches in September

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

# Location September mean
1 Misquamicut Rhode Island 20.6°C
2 Watch Hill Rhode Island 20.6°C
3 Weekapaug Rhode Island 20.6°C
4 Westerly Rhode Island 20.6°C
5 Watch Hill Point, Rhode Island Rhode Island 20.6°C
6 Block Island (SW end), Block Island Sound Rhode Island 20.4°C
7 Sandy Point, Block Island Sound Rhode Island 20.4°C
8 Charlestown Rhode Island 20.3°C
9 Quonochontaug Rhode Island 20.3°C
10 South Kingstown Rhode Island 20.3°C
11 Anthony Point, Sakonnet River, Rhode Island Rhode Island 20.2°C
12 The Glen, Sakonnet River, Rhode Island Rhode Island 20.2°C
13 Kickamuit River, Narragansett Bay Rhode Island 20.2°C
14 Nannaquaket Neck, Sakonnet River, Rhode Island Rhode Island 20.2°C
15 North End, Bay Oil pier, Sakonnet River, Rhode Island Rhode Island 20.2°C
16 Sachuest, Flint Point, Sakonnet River, Rhode Island Rhode Island 20.2°C
17 Sakonnet, Sakonnet River Rhode Island 20.2°C
18 Galilee Rhode Island 20.2°C
19 Gooseberry Beach Rhode Island 20.2°C
20 Jamestown Rhode Island 20.2°C
21 Narragansett Pier Rhode Island 20.2°C
22 Newport Rhode Island 20.2°C
23 Point Judith Rhode Island 20.2°C
24 Sachuest Beach Rhode Island 20.2°C
25 Scarborough Beach Rhode Island 20.2°C
Show 25 more ▸
26 Block Island Rhode Island 20.2°C
27 East Greenwich Rhode Island 20.2°C
28 Glocester Rhode Island 20.2°C
29 New Shoreham Rhode Island 20.2°C
30 Bay Spring, Bullock Cove, Narragansett Bay, Rhode Island Rhode Island 20.1°C
31 Beavertail Point, Conanicut Island, Rhode Island Rhode Island 20.1°C
32 Bristol, Bristol Harbor, Narragansett Bay, Rhode Island Rhode Island 20.1°C
33 Bristol Ferry, Narragansett Bay Rhode Island 20.1°C
34 Bristol Highlands, Narragansett Bay Rhode Island 20.1°C
35 Castle Hill, Narragansett Bay, Rhode Island Rhode Island 20.1°C
36 Conanicut Point, Conanicut Island, Rhode Island Rhode Island 20.1°C
37 Conimicut Light, Narragansett Bay Rhode Island 20.1°C
38 East Greenwich, Narragansett Bay Rhode Island 20.1°C
39 Little Compton Rhode Island 20.1°C
40 Narragansett Pier, Narragansett Bay, Rhode Island Rhode Island 20.1°C
41 Newport, Narragansett Bay Rhode Island 20.1°C
42 Pawtucket, Seekonk River, Narragansett Bay, Rhode Island Rhode Island 20.1°C
43 Pawtuxet, Pawtuxet Cove, Narragansett Bay, Rhode Island Rhode Island 20.1°C
44 Point Judith, Harbor of Refuge Rhode Island 20.1°C
45 Providence, State Pier no.1, Narragansett Bay Rhode Island 20.1°C
46 Prudence Island, (south end), Narragansett Bay, Rhode Island Rhode Island 20.1°C
47 Quonset Point Rhode Island 20.1°C
48 Rumford, Seekonk River, Narragansett Bay, Rhode Island Rhode Island 20.1°C
49 Tiverton Rhode Island 20.1°C
50 Watson Pier, Boston Neck, Narragansett Bay, Rhode Island Rhode Island 20.1°C

Coldest 10 in Rhode Island in September

Same data the other way.

# Location September mean
1 Bristol Rhode Island 20.1°C
2 Melville Rhode Island 20.1°C
3 Middletown Rhode Island 20.1°C
4 North Kingstown Rhode Island 20.1°C
5 Potowomut Rhode Island 20.1°C
6 Providence Rhode Island 20.1°C
7 Warren Rhode Island 20.1°C
8 Warwick Rhode Island 20.1°C
9 Bay Spring, Bullock Cove, Narragansett Bay, Rhode Island Rhode Island 20.1°C
10 Beavertail Point, Conanicut Island, Rhode Island Rhode Island 20.1°C

Other US states

Related rankings