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Sea Temperature in Tonsberg in September

Complete information on the sea temperature range in the North Sea in Tonsberg in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Tonsberg. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Tonsberg in September

54°F

MINIMUN

60°F

AVERAGE

66°F

MAXIMUM

Historical Data of Water Temperature in September in Tonsberg

Water Temperature Chart for North Sea in Tonsberg in September

Sea Temperature Table in Tonsberg in September Over the Past Years

Day202420232022Average
Sep 164°C63°C63°C63°C
Sep 264°C63°C63°C63°C
Sep 363°C63°C63°C62°C
Sep 463°C61°C63°C62°C
Sep 563°C61°C63°C62°C
Sep 661°C61°C63°C62°C
Sep 763°C61°C63°C62°C
Sep 863°C61°C63°C62°C
Sep 963°C61°C61°C62°C
Sep 1063°C59°C61°C61°C
Sep 1161°C59°C61°C61°C
Sep 1261°C59°C61°C61°C
Sep 1361°C59°C61°C60°C
Sep 1463°C59°C61°C61°C
Sep 1561°C59°C61°C60°C
Sep 1661°C57°C61°C60°C
Sep 1761°C57°C61°C60°C
Sep 1861°C57°C59°C60°C
Sep 1961°C57°C59°C60°C
Sep 2061°C57°C59°C59°C
Sep 2161°C57°C59°C59°C
Sep 2259°C55°C57°C57°C
Sep 2361°C55°C59°C59°C
Sep 2461°C55°C59°C58°C
Sep 2561°C55°C59°C59°C
Sep 2659°C55°C59°C59°C
Sep 2759°C55°C59°C59°C
Sep 2857°C54°C59°C57°C
Sep 2959°C54°C59°C58°C
Telemark County, NorwayTelemark County, NorwayTelemark County, Norway

Tonsberg Climate and Swimming Opportunities in September

59°F

Average Day Air Temperature

46°F

Average Night Air Temperature

3 in

Precipitation Amount per Month

16 days

Number of Rainy Days

13 hrs

Daylight
per Day

5 hrs

Sunshine
per Day

8 mph

Average Wind Speed

76%

Average
humidity

Tonsberg lies within the Telemark County in Norway. The average daytime temperature in Tonsberg in September is 15°C (58°F), while the nighttime average is 8°C (47°F). There are typically 16 rainy days during the month, with a total precipitation of 80 mm (3.1 inches). The daylight duration in September in Tonsberg is 13 hours, with an average of 5 hours of sunshine per day. The average wind speed in September is 13 km/h (8 mph), and the humidity level is around 76%.

The water temperature in Tonsberg in September ranges from 14°C to 17°C (57°F to 63°F). At the beginning of the month, the average temperature is around 17°C (63°F), shifting to 16°C (61°F) by mid-September and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in Tonsberg for September is 16°C (61°F).

Frequently Asked Questions About Water Temperatures in September in Tonsberg

What is the sea temperature in Tonsberg in September?

The water temperature in the North Sea in Tonsberg in September ranges from 14°C to 17°C (57°F to 63°F).

Is it possible to swim in the North Sea in Sagesund in September?

The average sea temperature in Sagesund in September is 16°C (61°F), and the air temperature is 17°C (62°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.