September weather forecastSarnik, Poland
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Sarnik, Poland, with an average temperature varying between 19.3°C (66.7°F) and 11.3°C (52.3°F).Temperature
September brings a decrease in the average high-temperature, falling from August's moderately hot 24.5°C (76.1°F) to a comfortable 19.3°C (66.7°F). The average low-temperature of 11.3°C (52.3°F) is witnessed in Sarnik during September.Humidity
In September, the average relative humidity in Sarnik is 73%.Rainfall
In Sarnik, in September, during 10.4 rainfall days, 22mm (0.87") of precipitation is typically accumulated. In Sarnik, Poland, during the entire year, the rain falls for 140.9 days and collects up to 327mm (12.87") of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 40min.On the first day of the month, sunrise is at 06:09 and sunset at 19:47. On the last day of September, in Sarnik, sunrise is at 06:59 and sunset at 18:37 CEST.
Sunshine
The average sunshine in September in Sarnik is 8.8h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In September, a daily UV index of 4 turns into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sarnik, Poland
- Average high temperature in September: 19.3°C
The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (1.5°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is January (-2.2°C).
Average pressure in September
Sarnik, Poland
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is October (1017.2mbar).
The months with the lowest atmospheric pressure are July and November (1014.1mbar).
Average wind speed in September
Sarnik, Poland
- Average wind speed in September: 11.6km/h
The windiest month (with the highest average wind speed) is December (14.5km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in September
Sarnik, Poland
- Average humidity in September: 73%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Sarnik, 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
Sarnik, Poland
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in September
Sarnik, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (34mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Sarnik, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sarnik, Poland
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 8h and 48min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Sarnik, Poland
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in September
Sarnik, Poland
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in September
Sarnik, Poland
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Sarnik, Poland
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The month with the lowest visibility is January (7km).





