Tønsberg Weather in September

September in Tønsberg sees daytime temperatures around 17°C (63°F) and lows of 11°C (52°F) at night. With around 115 mm (4.5 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Tønsberg in September

You can typically expect 16 days of rain this month, averaging around 115 mm (4.5 in). Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Tønsberg in September

In September, Tønsberg sees moderate temperatures, with highs of 17°C (63°F). Nights drop to around 11°C (52°F). The difference between afternoon and evening temperatures is usually noticeable. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Tønsberg in September

With about 149 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Tønsberg Temperature in September

Min Temperature 11°C (52°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 (54 KM, 33 Miles).

What to Wear in Tønsberg 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 Tønsberg in September

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

Swimming

6/10

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 Tønsberg's climate page.

More climate data for Tønsberg

Temperature Rainfall Sunshine Humidity

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