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The weather in September in Namur

It's pleasantly warm in September in Namur with an average temperature of 20°C. Temperatures this month range from a low of 17°C to a high of 22°C. At night, you can expect temperatures between 9°C and 14°C.

Looking for great weather? September is a good time to be in Namur. The temperatures are nice, and there’s not too much rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Namur, Belgium. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 34°C in 2020, Namur reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 10°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 1°C to a highest value of 19°C.

Rainfall amount

In September, there is an average of 53 mm of precipitation, spread over 8 days. The wind speed is around 3 Bft, mostly coming from the South.

Daily weather in September for Namur

Click on any day in September to get detailed info about the usual weather on that day in Namur. Check out the historical temperatures and precipitation over the past 10 years on this day.

September weather comparison

  Namur New York
Average temperature 20°C 27°C
Max. temperature 22°C 31°C
Min. temperature 9°C -5°C
Total precipitation 53 mm 57 mm
Rainy days 8 days 9 days

Start of September

The month of September starts in Namur with warm temps, averaging around 22°C during the day and nights around 13°C.

Mid September

By mid-September, daytime temps drop to around 21°C, with nights around 13°C. Not much precipitation expected during this period. It’s mostly dry and sunny.

End of September

By the end of September, the average daytime temperature in Namur is around 18°C, while nighttime temps are about 10°C. A shower might pop up, but overall, the weather will be dry and sunny.

UV index

The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.

Check out the climate of Namur for all months and discover the best travel time

Curious about the weather in other parts of Belgium? Check out the climate and weather for spots like Ardennes, Bruges, Antwerp, or explore other destinations in Belgium.

Temperature charts

These charts show the average temperatures in September in Namur, Belgium. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Namur

Temperature in September in Namur over the years

Precipitation charts

These charts show the average amount of precipitation in September in Namur, Belgium. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in September in Namur

Total precipitation in September in Namur over the years

Daily UV index in September in Namur

This chart shows the average daily UV index in September in Namur, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in September in Namur

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Average weather in Namur by month

Click on a month below to see detailed weather info for Namur. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.