Supraśl Weather in September

September in Supraśl brings pleasant temperatures, with highs of 19°C (66°F) and nights dropping to 9°C (48°F). Rainfall is on the higher side this month, averaging around 65 mm (2.6 in), so keep a rain jacket handy.

Rainfall in Supraśl in September

Typically, about 13 days will experience rainfall, with an average of 65 mm (2.6 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Supraśl in September

September in Supraśl brings pleasant temperatures, with highs of 19°C (66°F) and nights around 9°C (48°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Supraśl in September

The month brings about 162 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Supraśl in September

September sees wind speeds averaging 2 m/s (4 knots). You'll typically experience pleasant light breezes that move leaves slightly and feel refreshing. As an average, expect variation from very calm days to periods with more apparent air movement.

For Supraśl itself, May, 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 Poland, check out our Supraśl's climate page.

Supraśl Temperature in September

Min Temperature 9°C (48°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 44%  

Precipitation 65 mm (2.6 in)  

Rainy days 13 days  

Humidity 78% *  

Windspeed 2 m/s (4 knots) *  

Sunshine 162 hours *  

Percentage Sunshine 42% *  

* Data from: Bialystok, Poland (16 KM, 10 Miles).

What to Wear in Supraśl in September

For Supraśl 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Supraśl in September

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

Swimming

6/10

Cycling

10/10

Walking

10/10

Barbeque

7/10

Camping

4/10

Outdoor sports

10/10

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 Poland, check out our Supraśl's climate page.

More climate data for Supraśl

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Supraśl climate overview or explore weather in Poland.