Tjøme Weather in September

September in Tjøme brings moderate temperatures, with highs of 17°C (63°F) and nights dropping to 12°C (54°F). Rainfall is on the higher side this month, averaging around 115 mm (4.5 in), so keep a rain jacket handy.

Rainfall in Tjøme in September

Historically, approximately 16 days this month are expected to have rain, averaging 115 mm (4.5 in). This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Tjøme in September

Temperatures in Tjøme in September top out at 17°C (63°F) and drop to 12°C (54°F) overnight. The difference between afternoon and evening temperatures is usually noticeable. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Tjøme in September

The month experiences a moderate amount of sunlight, with 149 hours of sunshine. This provides a nice balance between sunshine and clouds.

If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Tjøme.

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• January
• February
• March
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• May
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• October
• November
• December

For a detailed overview over the year and the best time to visit Norway, check out our Tjøme's climate page.

Tjøme Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 17°C (63°F)  

Chance of Rain 52%  

Precipitation 115 mm (4.5 in)  

Rainy days 16 days  

Humidity 76% *  

Sunshine 149 hours *  

Percentage Sunshine *  

* Data from: Drammen, Norway (70 KM, 43 Miles).

What to Wear in Tjøme in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Tjøme in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

5/10

Walking

5/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Norway, check out our Tjøme's climate page.

More climate data for Tjøme

Temperature Rainfall Sunshine Humidity

See the full Tjøme climate overview or explore weather in Norway.