September weather forecastGrębocice, Poland
September
Weather in September
September, the first month of the autumn in Grębocice, is still a comfortable month, with an average temperature ranging between min 11.5°C (52.7°F) and max 19.7°C (67.5°F).Temperature
The beginning of September marks a decrease in the average high-temperature, transitioning from a moderately hot 25.3°C (77.5°F) in August to a refreshing 19.7°C (67.5°F). In the month of September, Grębocice experiences an average low-temperature of 11.5°C (52.7°F).Humidity
In September, the average relative humidity in Grębocice, Poland, is 71%.Rainfall
In Grębocice, Poland, in September, it is raining for 10.4 days, with typically 22mm (0.87") of accumulated precipitation. In Grębocice, Poland, during the entire year, the rain falls for 136.5 days and collects up to 329mm (12.95") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Grębocice, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:08 and sunset at 19:41. On the last day of September, in Grębocice, sunrise is at 06:55 and sunset at 18:35 CEST.
Sunshine
In September, the average sunshine is 8.7h.UV index
In September, the average daily maximum UV index in Grębocice is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Grębocice, Poland
- Average high temperature in September: 19.7°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (1.6°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is August (15.6°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average pressure in September
Grębocice, Poland
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is October (1017.9mbar).
The month with the lowest atmospheric pressure is July (1014.4mbar).
Average wind speed in September
Grębocice, Poland
- Average wind speed in September: 11.1km/h
The windiest month (with the highest average wind speed) is December (13.3km/h).
The calmest month (with the lowest average wind speed) is August (10.4km/h).
Average humidity in September
Grębocice, Poland
- Average humidity in September: 71%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Grębocice, Poland
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Grębocice, Poland
- Average rainfall days in September: 10.4 days
The months with the highest number of rainy days are June and July (15.8 days).
The month with the least rainy days is February (7.2 days).
Average snowfall in September
Grębocice, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (55mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Grębocice, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grębocice, Poland
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 8h and 42min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in September
Grębocice, Poland
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (12.9 days).
Average UV index in September
Grębocice, Poland
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Grębocice, Poland
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Grębocice, Poland
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (7km).





