September weather forecastGnatowice, Poland
September
Weather in September
September, the first month of the autumn in Gnatowice, is also an enjoyable month, with temperature in the range of an average high of 19.2°C (66.6°F) and an average low of 10.6°C (51.1°F).Temperature
September comes with a drop in the average high-temperature, falling from August's moderately hot 24.8°C (76.6°F) to a refreshing 19.2°C (66.6°F). During September, Gnatowice observes a consistent average nighttime temperature of 10.6°C (51.1°F).Humidity
In Gnatowice, the average relative humidity in September is 72%.Rainfall
In Gnatowice, Poland, during September, the rain falls for 11.5 days and regularly aggregates up to 28mm (1.1") of precipitation. In Gnatowice, during the entire year, the rain falls for 156 days and collects up to 403mm (15.87") of precipitation.Snowfall
June through September are months without snowfall in Gnatowice.Daylight
The average length of the day in September is 12h and 37min.On the first day of September in Gnatowice, sunrise is at 05:54 and sunset at 19:23. On the last day of the month, sunrise is at 06:38 and sunset at 18:19 CEST.
Sunshine
In Gnatowice, the average sunshine in September is 8.1h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Ensure safety - Recommendations to avert sunburn are presented. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gnatowice, Poland
- Average high temperature in September: 19.2°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in September: 10.6°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 (-3.8°C).
Average pressure in September
Gnatowice, Poland
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is October (1018mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).
Average wind speed in September
Gnatowice, Poland
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is August (10.4km/h).
Average humidity in September
Gnatowice, 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
Gnatowice, Poland
- Average rainfall in September: 28mm
The wettest months (with the highest rainfall) are May and June (50mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Gnatowice, Poland
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9 days).
Average snowfall in September
Gnatowice, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (121mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Gnatowice, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gnatowice, Poland
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 8h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Gnatowice, Poland
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is January (9.3 days).
Average UV index in September
Gnatowice, 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 and December (UV index 1).
Average cloud cover in September
Gnatowice, Poland
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Gnatowice, Poland
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).





