Janki Weather in September

September in Janki averages 20°C (68°F) during the day and 10°C (50°F) at night. Quite a bit of rainfall is typical this month, with around 64 mm (2.5 in) on average. An umbrella is a good idea.

Rainfall in Janki in September

You can expect rain on roughly 12 days based on historical data, averaging 64 mm (2.5 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Janki in September

Janki has perfect weather in September, with days reaching 20°C (68°F) and nights cooling to 10°C (50°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. 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 Janki in September

The month experiences a moderate amount of sunlight, with 143 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Janki in September

Average wind speeds reach 3 m/s (6 knots) in September, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

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

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• January
• February
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• October
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For a detailed overview over the year and the best time to visit Poland, check out our Janki's climate page.

Janki Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 40%  

Precipitation 64 mm (2.5 in)  

Rainy days 12 days  

Humidity 81% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 143 hours *  

Percentage Sunshine *  

* Data from: Warschau, Poland (5 KM, 3 Miles).

What to Wear in Janki in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Janki 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

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 Janki's climate page.

More climate data for Janki

Temperature Rainfall Sunshine Humidity Wind Speed

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