Connecticut, United States
James Bay41.11°N, 73.33°WStation UN-CON-ALV

Alvord Beach Sea Water Temperature

A temperate beach on the James Bay, warmest around August at about 23.4°C. Today's reading, 7-day forecast, and monthly averages below.

Live readings · auto-updating
Water Temperature NowBuoy & Sentinel-3 SST

Alvord Beach water temperature

22.3
72.1°FComfortable (20°C – 24°C)

Pleasant and revitalizing. Great for most beachgoers and active recreational swimming.

+0°vs Sep avgJames Bay41.11°N, 73.33°W
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
24°C
74.8°F onshore
Wind Speed
12 km/h
Surface wind
Wave Height
0.8 m
Slight shore chop
Swell
0.6 m
Deep water swell
Wave Period
6 s
Peak interval
UV Index
—
Daily maximum
Sunrise
—
First morning light
Sunset
—
Golden hour close

7-Day Water Temperature Forecast

Open-Meteo ocean model
Today
WedSep 30
22.3°C
72.1°F
Waves: 1m
Comfortable
ThuOct 1
22.6°C
72.7°F
Waves: 0.9m
Comfortable
FriOct 2
22.7°C
72.9°F
Waves: 0.7m
Comfortable
SatOct 3
22.6°C
72.7°F
Waves: 0.6m
Comfortable
SunOct 4
22.3°C
72.1°F
Waves: 0.7m
Comfortable
MonOct 5
22°C
71.6°F
Waves: 0.9m
Comfortable
TueOct 6
21.9°C
71.4°F
Waves: 1m
Comfortable
Forecast cooling trend: -0.4°C over 7 days at Alvord Beach.
Confidence: High

Alvord Beach Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Alvord Beach occurs inJuly, August, September — peaking at23.4°C (74.1°F) in August.

Year-Round Water Temperature Curve (°C / °F)

Hover a bar for details
Current month Comfortable (20–24°C) Warm (24°C+) Cool (<20°C)
4
Jan
2
Feb
3
Mar
7
Apr
14
May
19
Jun
23
Jul
23
Aug
Current
22
Sep
18
Oct
13
Nov
8
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January1.2°C4.4°C7.8°CVery Cold (< 16°C)
February-0.4°C2°C4.7°CVery Cold (< 16°C)
March-0.6°C3.4°C7.8°CVery Cold (< 16°C)
April3.4°C6.9°C10.7°CVery Cold (< 16°C)
May9.2°C13.5°C24°CVery Cold (< 16°C)
June12.4°C19.2°C27.8°CCool / Refreshing (16°C – 20°C)
July20.4°C22.5°C28.1°CComfortable (20°C – 24°C)
August21.3°C23.4°C25.6°CComfortable (20°C – 24°C)
SeptemberCurrent19.1°C22.3°C26°CComfortable (20°C – 24°C)
October14.7°C18.4°C23.9°CCool / Refreshing (16°C – 20°C)
November10°C12.9°C16.1°CVery Cold (< 16°C)
December5°C8°C10.8°CVery Cold (< 16°C)

Swimming FAQs for Alvord Beach

Is the sea warm enough to swim in Alvord Beach today?

Typical sea surface temperature in Alvord Beach this time of year is 22.3°C (72.1°F) — classified as Comfortable (20°C – 24°C). Pleasant and revitalizing. Great for most beachgoers and active recreational swimming. Live readings load automatically.

What are the warmest months for swimming in Alvord Beach?

The highest water temperatures in Alvord Beach typically occur duringJuly, August, September, when monthly averages reach peak seasonal levels.

What is the typical water temperature in Alvord Beach in September?

Historically in September, water temperatures in Alvord Beach average around22.3°C (72.1°F), fluctuating between a recorded minimum of 19.1°C and a maximum of 26°C.

Other Beaches in United States

Explore all United States stations

Alvord Beach Coastal Zone Map

Live OpenStreetMap