Picnic Rocks Beach Sea Water Temperature
A cool beach on the James Bay, warmest around August at about 17.3°C. Today's reading, 7-day forecast, and monthly averages below.
Picnic Rocks Beach water temperature
Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges.
7-Day Water Temperature Forecast
Picnic Rocks Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Picnic Rocks Beach occurs inJuly, August, September, October — peaking at17.3°C (63.1°F) in August.
Year-Round Water Temperature Curve (°C / °F)
Hover a bar for detailsFull 12-month data table — min / avg / max & swimming comfort
| Month | Min Water Temp | Average Water Temp | Max Water Temp | Swimming Comfort |
|---|---|---|---|---|
| January | 0.2°C | 2.1°C | 4.3°C | Very Cold (< 16°C) |
| February | 0.2°C | 1.5°C | 3.4°C | Very Cold (< 16°C) |
| March | 0.4°C | 1.5°C | 2.8°C | Very Cold (< 16°C) |
| April | 0.5°C | 1.6°C | 3.2°C | Very Cold (< 16°C) |
| May | 1.4°C | 3.3°C | 4.9°C | Very Cold (< 16°C) |
| June | 3.7°C | 6.8°C | 14.9°C | Very Cold (< 16°C) |
| July | 6°C | 13°C | 20°C | Very Cold (< 16°C) |
| August | 12.5°C | 17.3°C | 21°C | Cool / Refreshing (16°C – 20°C) |
| SeptemberCurrent | 10.7°C | 15°C | 18.8°C | Very Cold (< 16°C) |
| October | 6.9°C | 11.5°C | 16.9°C | Very Cold (< 16°C) |
| November | 2.9°C | 7.3°C | 11.2°C | Very Cold (< 16°C) |
| December | 2°C | 4.2°C | 7°C | Very Cold (< 16°C) |
Swimming FAQs for Picnic Rocks Beach
Is the sea warm enough to swim in Picnic Rocks Beach today?
Typical sea surface temperature in Picnic Rocks Beach this time of year is 15°C (59°F) — classified as Very Cold (< 16°C). Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges. Live readings load automatically.
What are the warmest months for swimming in Picnic Rocks Beach?
The highest water temperatures in Picnic Rocks Beach typically occur duringJuly, August, September, October, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Picnic Rocks Beach in September?
Historically in September, water temperatures in Picnic Rocks Beach average around15°C (59.0°F), fluctuating between a recorded minimum of 10.7°C and a maximum of 18.8°C.