Manhattan Beach Sea Water Temperature
A temperate beach on the James Bay, warmest around August at about 23°C. Today's reading, 7-day forecast, and monthly averages below.
Manhattan Beach water temperature
Pleasant and revitalizing. Great for most beachgoers and active recreational swimming.
7-Day Water Temperature Forecast
Manhattan Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Manhattan Beach occurs inJune, July, August, September — peaking at23°C (73.4°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 | 3°C | 6.3°C | 9.1°C | Very Cold (< 16°C) |
| February | 1.9°C | 4.3°C | 7.2°C | Very Cold (< 16°C) |
| March | 3.1°C | 5.2°C | 8.7°C | Very Cold (< 16°C) |
| April | 4.7°C | 8.3°C | 11.5°C | Very Cold (< 16°C) |
| May | 10°C | 12.9°C | 17.5°C | Very Cold (< 16°C) |
| June | 12.9°C | 18.4°C | 21.6°C | Cool / Refreshing (16°C – 20°C) |
| July | 20.3°C | 22.3°C | 24.4°C | Comfortable (20°C – 24°C) |
| August | 20.2°C | 23°C | 25.1°C | Comfortable (20°C – 24°C) |
| SeptemberCurrent | 18.9°C | 21.8°C | 24.5°C | Comfortable (20°C – 24°C) |
| October | 14°C | 17.6°C | 21.2°C | Cool / Refreshing (16°C – 20°C) |
| November | 9.8°C | 13°C | 16°C | Very Cold (< 16°C) |
| December | 6.6°C | 9.3°C | 11.9°C | Very Cold (< 16°C) |
Swimming FAQs for Manhattan Beach
Is the sea warm enough to swim in Manhattan Beach today?
Typical sea surface temperature in Manhattan Beach this time of year is 21.8°C (71.2°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 Manhattan Beach?
The highest water temperatures in Manhattan Beach typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Manhattan Beach in September?
Historically in September, water temperatures in Manhattan Beach average around21.8°C (71.2°F), fluctuating between a recorded minimum of 18.9°C and a maximum of 24.5°C.