Brielle Weather in September

During September, Brielle experiences pleasant daytime temperatures of 20°C (68°F) and cooler nights around 13°C (55°F). Expect quite a bit of rainfall. Around 85 mm (3.3 in) is typical.

Rainfall in Brielle in September

Historically, approximately 15 days this month are expected to have rain, averaging 85 mm (3.3 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Brielle in September

If you're visiting Brielle in September, expect perfect temperatures with highs of 20°C (68°F) and overnight lows of 13°C (55°F). Conditions are often most pleasant around the middle of the day. At 13°C (55°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 Brielle in September

The area experiences a moderate amount of sunshine, with approximately 154 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Brielle in September

September sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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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 the Netherlands, check out our Brielle's climate page.

Brielle Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 51%  

Precipitation 85 mm (3.3 in)  

Rainy days 15 days  

Humidity 84% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 154 hours *  

Percentage Sunshine 34% *  

* Data from: Rotterdam, the Netherlands (19 KM, 12 Miles).

What to Wear in Brielle in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Brielle in September

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

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 the Netherlands, check out our Brielle's climate page.

More climate data for Brielle

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Brielle climate overview or explore weather in the Netherlands.