Biron Weather in September

September in Biron averages 19°C (66°F) during the day and 10°C (50°F) at night. Quite a bit of rainfall is typical this month, with around 78 mm (3.1 in) on average. An umbrella is a good idea.

Rainfall in Biron in September

On average, there are about 16 days with rain during this month, averaging 78 mm (3.1 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Biron in September

If you're visiting Biron in September, expect highs of 19°C (66°F) and overnight lows around 10°C (50°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 10°C (50°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Biron in September

The city usually sees around 160 hours of sunlight, indicating a moderately sunny period.

For Biron itself, June, July and August generally stand out with 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.

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 Biron's climate page.

Biron Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 53%  

Precipitation 78 mm (3.1 in)  

Rainy days 16 days  

Humidity 88% *  

Sunshine 160 hours *  

Percentage Sunshine *  

* Data from: Botrange, Belgium (48 KM, 30 Miles).

What to Wear in Biron in September

For Biron 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Biron 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

4/10

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 Biron's climate page.

More climate data for Biron

Temperature Rainfall Sunshine Humidity

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