September weather forecast and climate
Topolno, Poland

The first month of the autumn, September, is still a comfortable month in Topolno, Poland, with average temperature fluctuating between 19.1°C (66.4°F) and 10.5°C (50.9°F).

Temperature

In September, the average high-temperature drops, from a warm 24.7°C (76.5°F) in August, to an enjoyable 19.1°C (66.4°F). In September, the average low-temperature is 10.5°C (50.9°F).

Humidity

In September, the average relative humidity is 72%.

Rainfall

In September, in Topolno, the rain falls for 9.2 days. Throughout September, 21mm (0.83") of precipitation is accumulated. Throughout the year, in Topolno, there are 138.8 rainfall days, and 352mm (13.86") of precipitation is accumulated.

Snowfall

In Topolno, Poland, snow does not fall in June through September.

Daylight

In Topolno, the average length of the day is 12.7h.

Sunshine

In Topolno, Poland, the average sunshine is 8h.

UV index

In Topolno, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Topolno?

The average high-temperature, in September, in Topolno, Poland, is 19.1°C (66.4°F), while the average low-temperature is 10.5°C (50.9°F).

What is the average humidity in September in Topolno?

In Topolno, the average relative humidity in September is 72%.

How many days does it rain in September in Topolno?

In Topolno, in September, it is raining for 9.2 days, with typically 21mm (0.83") of accumulated precipitation.

Does it snow in Topolno in September?

In Topolno, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Topolno?

In Topolno snow does not fall in June through September.

What is the average length of the day in September in Topolno?

In September, the average length of the day in Topolno, Poland, is 12.7h.

How many hours of sunshine does Topolno have in September?

In September, the average sunshine is 8h.

What is the UV index reading in September in Topolno?

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in September - Topolno, Poland
  • Average high temperature in September: 19.1°C

The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (-0.3°C).

  • Average low temperature in September: 10.5°C

The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-3.6°C).

Average humidity in September - Topolno, Poland
  • Average humidity in September: 72%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (67%).

Average rainfall in September - Topolno, Poland
  • Average rainfall in September: 21mm

The wettest month (with the highest rainfall) is May (51mm).
The driest month (with the least rainfall) is April (17mm).

Average rainfall days in September - Topolno, Poland
  • Average rainfall days in September: 9.2 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in September - Topolno, Poland
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (81mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September - Topolno, Poland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Topolno, Poland
  • Average daylight in September: 12.7h

The month with the longest days is June (Average daylight: 16.9h).
The month with the shortest days is December (Average daylight: 7.6h).

  • Average sunshine in September: 8h

The month with the most sunshine is August (Average sunshine: 10.5h).
The month with the least sunshine is January (Average sunshine: 2.9h).

Average UV index in September - Topolno, Poland
  • Average UV index in September: 4

Months with the highest UV index are May, June, July and August (UV index 5).
Months with the lowest UV index are January and December (UV index 1).