Ontario, Canada
James Bay43.23°N, 81.91°WStation CA-ONT-POR

Port Franks Private Beach Sea Water Temperature

A cool beach on the James Bay, warmest around August at about 21.5°C. Today's reading, 7-day forecast, and monthly averages below.

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

Port Franks Private Beach water temperature

19.6
67.3°FCool / Refreshing (16°C – 20°C)

Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing.

+0°vs Sep avgJames Bay43.23°N, 81.91°W
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
21°C
70°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
19.6°C
67.3°F
Waves: 1m
Refreshing
ThuOct 1
19.9°C
67.8°F
Waves: 0.9m
Refreshing
FriOct 2
20°C
68°F
Waves: 0.7m
Comfortable
SatOct 3
19.9°C
67.8°F
Waves: 0.6m
Refreshing
SunOct 4
19.6°C
67.3°F
Waves: 0.7m
Refreshing
MonOct 5
19.3°C
66.7°F
Waves: 0.9m
Refreshing
TueOct 6
19.2°C
66.6°F
Waves: 1m
Refreshing
Forecast cooling trend: -0.4°C over 7 days at Port Franks Private Beach.
Confidence: High

Port Franks Private Beach Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Port Franks Private Beach occurs inJuly, August, September, October — peaking at21.5°C (70.7°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)
3
Jan
1
Feb
1
Mar
2
Apr
6
May
14
Jun
20
Jul
22
Aug
Current
20
Sep
15
Oct
10
Nov
6
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January0.4°C2.9°C5.4°CVery Cold (< 16°C)
February0.2°C1.2°C3.8°CVery Cold (< 16°C)
March0.1°C1.1°C5°CVery Cold (< 16°C)
April0.7°C2.4°C5.3°CVery Cold (< 16°C)
May2.8°C5.9°C12.4°CVery Cold (< 16°C)
June7°C14°C17.9°CVery Cold (< 16°C)
July17.3°C20°C22.6°CComfortable (20°C – 24°C)
August18.9°C21.5°C24.4°CComfortable (20°C – 24°C)
SeptemberCurrent16.3°C19.6°C21.9°CCool / Refreshing (16°C – 20°C)
October11.6°C15.1°C18.5°CVery Cold (< 16°C)
November6.7°C9.9°C14.1°CVery Cold (< 16°C)
December2.1°C5.7°C8.8°CVery Cold (< 16°C)

Swimming FAQs for Port Franks Private Beach

Is the sea warm enough to swim in Port Franks Private Beach today?

Typical sea surface temperature in Port Franks Private Beach this time of year is 19.6°C (67.3°F) — classified as Cool / Refreshing (16°C – 20°C). Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing. Live readings load automatically.

What are the warmest months for swimming in Port Franks Private Beach?

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

What is the typical water temperature in Port Franks Private Beach in September?

Historically in September, water temperatures in Port Franks Private Beach average around19.6°C (67.3°F), fluctuating between a recorded minimum of 16.3°C and a maximum of 21.9°C.

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Port Franks Private Beach Coastal Zone Map

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