Norrsanden Sea Water Temperature
A cool beach on the Bothnian Sea, warmest around August at about 16.4°C. Today's reading, 7-day forecast, and monthly averages below.
Norrsanden water temperature
Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges.
7-Day Water Temperature Forecast
Norrsanden Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Norrsanden occurs inJune, July, August, September — peaking at16.4°C (61.5°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 | -0.3°C | 2°C | 3.8°C | Very Cold (< 16°C) |
| February | -0.2°C | 0.8°C | 2.7°C | Very Cold (< 16°C) |
| March | -0.3°C | 0.7°C | 2.1°C | Very Cold (< 16°C) |
| April | 0.3°C | 1.9°C | 4.4°C | Very Cold (< 16°C) |
| May | 2.6°C | 5.4°C | 11.2°C | Very Cold (< 16°C) |
| June | 6.4°C | 10.8°C | 15.5°C | Very Cold (< 16°C) |
| July | 11.6°C | 15.1°C | 19.2°C | Very Cold (< 16°C) |
| August | 13.1°C | 16.4°C | 18.9°C | Cool / Refreshing (16°C – 20°C) |
| SeptemberCurrent | 10°C | 13.7°C | 17.1°C | Very Cold (< 16°C) |
| October | 7.7°C | 9.4°C | 13.5°C | Very Cold (< 16°C) |
| November | 2.9°C | 5.9°C | 7.9°C | Very Cold (< 16°C) |
| December | 0.2°C | 3.6°C | 5.9°C | Very Cold (< 16°C) |
Swimming FAQs for Norrsanden
Is the sea warm enough to swim in Norrsanden today?
Typical sea surface temperature in Norrsanden this time of year is 13.7°C (56.7°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 Norrsanden?
The highest water temperatures in Norrsanden typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Norrsanden in September?
Historically in September, water temperatures in Norrsanden average around13.7°C (56.7°F), fluctuating between a recorded minimum of 10°C and a maximum of 17.1°C.