Swimming in Sandefjord in september 2025: Average sea temperature in september and tide times in september 2025
Average sea temperature in Sandefjord in september 2025.
In september, according to seasonal norms, the sea temperature in Sandefjord is:
Minimum: 57°F
Average: 61°F
Maximum: 65°F
Other useful seasonal weather averages in september:
- Outside temperature: 54°F to 61°F
- Most common weather: "Clear/Sunny"
- The wind blows at 6.8mph
- It rains a total of 3.1in, over 5 day(s).
Should we swim in Sandefjord in september?
No... The water temperature in Sandefjord in september is cold
Swimming in Sandefjord in september is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average sea temperature of 61°F (minimum: 57°F - maximum: 65°F).
Note also that in september, the climate is good with an average outside temperature of 58°F, 3.1in of precipitation (over 5 days) and 81.24 % humidity.
Water and normal seasonal temperatures in Sandefjord in september
| September | |||
| Average sea temperature | 61°F | ||
| Minimum sea temperature | 57°F | ||
| Maximum sea temperature | 65°F | ||
| Average outside temperature | 58°F | ||
| Maximum outside temperature | 61°F | ||
| Minimum outside temperature | 56°F | ||
| Wind speed | 14.9mph | ||
| Wind temperature | 52°F | ||
| Precipitation | 3.1in | ||
| Number of days of rain | 5 jour(s) (16%) | ||
| Humidity | 82% | ||
| Visibility in kilometers | 9.5km | ||
| Cloud cover | 42% | ||
| Our opinion | cold swimming |
Chart of the tides in september 2025
Tide times in september 2025 in Sandefjord
Swim elsewhere in Norway in september
| City | Average T° | Min. T° | Max. T° | Our opinion | Oslo in september | 60°F | 65°F | cold swimming | Bergen in september | 59°F | 64°F | freezing swimming | Lofoten in september | 52°F | 55°F | freezing swimming | Stavanger in september | 59°F | 65°F | cold swimming | Trondheim in september | 56°F | 61°F | freezing swimming | Ålesund in september | 57°F | 62°F | freezing swimming | Bodø in september | 53°F | 56°F | freezing swimming | Flekkefjord in september | 60°F | 65°F | cold swimming | Kristiansand in september | 61°F | 65°F | cold swimming | Narvik in september | 52°F | 56°F | freezing swimming | Rorvik in september | 55°F | 59°F | freezing swimming | Steinkjer in september | 56°F | 60°F | freezing swimming |