September weather forecastTerka, Poland
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Terka, Poland, with an average temperature fluctuating between 18.6°C (65.5°F) and 8.3°C (46.9°F).Temperature
The start of September involves a temperature drop, moving from a warm 24.2°C (75.6°F) in August to an enjoyable 18.6°C (65.5°F). Throughout the month of September, the average temperature in Terka, Poland, dips to a frosty 8.3°C (46.9°F) at night.Humidity
In Terka, Poland, the average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall in Terka. Rain falls for 10.5 days and accumulates 27mm (1.06") of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 36min.On the first day of the month, sunrise is at 05:47 and sunset at 19:13. On the last day of September, sunrise is at 06:29 and sunset at 18:10 CEST.
Sunshine
The average sunshine in September in Terka is 7.9h.UV index
In Terka, Poland, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Heed the precautions - It is counselled to guard against solar damage. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Terka, Poland
- Average high temperature in September: 18.6°C
The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is January (-1.2°C).
- Average low temperature in September: 8.3°C
The month with the highest average low temperature is July (11.9°C).
The coldest month (with the lowest average low temperature) is January (-5.7°C).
Average pressure in September
Terka, Poland
- Average pressure in September: 1017.7mbar
The months with the highest atmospheric pressure are October and December (1019.2mbar).
The month with the lowest atmospheric pressure is June (1014.3mbar).
Average wind speed in September
Terka, Poland
- Average wind speed in September: 9.2km/h
The windiest month (with the highest average wind speed) is December (13.6km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).
Average humidity in September
Terka, Poland
- Average humidity in September: 77%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Terka, Poland
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is May (76mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in September
Terka, Poland
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (7 days).
Average snowfall in September
Terka, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is December (220mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Terka, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Terka, Poland
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 7h and 54min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in September
Terka, Poland
- Average sunshine days in September: 17 days
The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is February (10.5 days).
Average UV index in September
Terka, Poland
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in September
Terka, Poland
- Average cloud cover in September: 40
The months with the most cloud cover are January and February (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Terka, Poland
- Average visibility in September: 8km
The months with the highest visibility are April and August (9km).
The months with the lowest visibility are January, February and December (7km).





