Nieuwpoort Weather in September

September in Nieuwpoort averages 20°C (68°F) during the day and 14°C (57°F) at night. Quite a bit of rainfall is typical this month, with around 79 mm (3.1 in) on average. An umbrella is a good idea.

Rainfall in Nieuwpoort in September

Historically, approximately 16 days this month are expected to have rain, averaging 79 mm (3.1 in). Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Nieuwpoort in September

Nieuwpoort has perfect weather in September, with days reaching 20°C (68°F) and nights cooling to 14°C (57°F). The summer season is characteristic of September. Conditions are often most pleasant around the middle of the day. At 14°C (57°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 Nieuwpoort in September

The month experiences a moderate amount of sunlight, with 160 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Nieuwpoort in September

Average wind conditions reach 6 m/s (12 knots) in September. This creates notably windy weather that is clearly felt and can influence daily activities. Keep in mind this is an average. Some days are less intense, while others can be quite gusty.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Nieuwpoort.

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

Nieuwpoort Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 54%  

Precipitation 79 mm (3.1 in)  

Rainy days 16 days  

Humidity 86% *  

Windspeed 6 m/s (12 knots) *  

Sunshine 160 hours *  

Percentage Sunshine *  

* Data from: Ostend, Belgium (11 KM, 6 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Nieuwpoort typically stay consistent throughout September, with daily highs averaging around 20°C (68°F). Nights are cool, with lows typically ranging from 10°C (50°F) to 13°C (55°F).

Average temperatures in September

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Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

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Historical weather for Nieuwpoort in September

Browse day-by-day weather records for Nieuwpoort spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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Nieuwpoort historical weather extremes in September

Based on weather observations in Nieuwpoort between 1976 and 2025, these are the recorded extremes during September.

• The warmest day in September was on September 13, 2016, with a maximum of 32°C (90°F).
• The coldest September day was on September 23, 2012, with a maximum of 11°C (52°F).
• Nieuwpoort registered its coldest September night on September 23, 1979, with temperatures dropping to 2°C (36°F).

What to Wear in Nieuwpoort in September

For Nieuwpoort in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Nieuwpoort 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 Belgium, check out our Nieuwpoort's climate page.

More climate data for Nieuwpoort

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Nieuwpoort climate overview or explore weather in Belgium.