Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
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 comfortable 19.5°C (67.1°F). An average low-temperature of 11.2°C (52.2°F) is noted during the month of September.Humidity
In Gniewków, the average relative humidity in September is 72%.Rainfall
In Gniewków, during September, the rain falls for 12 days and regularly aggregates up to 30mm (1.18") of precipitation. In Gniewków, during the entire year, the rain falls for 150.5 days and collects up to 383mm (15.08") of precipitation.Snowfall
June through September are months without snowfall in Gniewków.Daylight
In Gniewków, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:09 and sunset at 19:40. On the last day of September, in Gniewków, sunrise is at 06:54 and sunset at 18:35 CEST.
Sunshine
The average sunshine in September is 8.8h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Gniewków?
What is the average humidity in September in Gniewków?
How much does it rain in Gniewków in September?
When it does not snow in Gniewków?
Does it snow in Gniewków in September?
What is the average length of the day in September in Gniewków?
What time are sunrise and sunset in September in Gniewków?
How long on average sun shines in September in Gniewków?
What is the UV index reading in September in Gniewków?
Average temperature in September
Gniewków, Poland
- Average high temperature in September: 19.5°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 (1.3°C).
- Average low temperature in September: 11.2°C
The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is January (-2.5°C).
Average pressure in September
Gniewków, Poland
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1014.6mbar).
Average wind speed in September
Gniewków, Poland
- Average wind speed in September: 10.7km/h
The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in September
Gniewków, Poland
- Average humidity in September: 72%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (67%).
Average rainfall in September
Gniewków, Poland
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is July (53mm).
The driest month (with the least rainfall) is November (19mm).
Average rainfall days in September
Gniewków, Poland
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in September
Gniewków, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (97mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Gniewków, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gniewków, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 8h and 5min
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 42min).
Average sunshine days in September
Gniewków, Poland
- Average sunshine days in September: 16 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is June (10.2 days).
Average UV index in September
Gniewków, Poland
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Gniewków, Poland
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Gniewków, Poland
- Average visibility in September: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January, February and December (8km).
