September weather forecastJelnica, Poland
September
Weather in September
The first month of the autumn, September, is also an enjoyable month in Jelnica, Poland, with an average temperature ranging between max 18.8°C (65.8°F) and min 10.1°C (50.2°F).Temperature
With September's arrival, Jelnica's weather changes as the average high-temperature falls from a warm 24.7°C (76.5°F) in August to an enjoyable 18.8°C (65.8°F). During the month of September, Jelnica anticipates a mean low-temperature of 10.1°C (50.2°F).Humidity
The average relative humidity in September is 74%.Rainfall
In September, the rain falls for 11.7 days. Throughout September, 30mm (1.18") of precipitation is accumulated. Throughout the year, in Jelnica, there are 144.9 rainfall days, and 439mm (17.28") of precipitation is accumulated.Snowfall
In Jelnica, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 39min.On the first day of September in Jelnica, Poland, sunrise is at 05:41 and sunset at 19:16. On the last day of the month, sunrise is at 06:29 and sunset at 18:08 CEST.
Sunshine
In Jelnica, the average sunshine in September is 7.5h.UV index
In Jelnica, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Jelnica, Poland
- Average high temperature in September: 18.8°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in September: 10.1°C
The months with the highest average low temperature are July and August (14.3°C).
The coldest month (with the lowest average low temperature) is January (-4.5°C).
Average pressure in September
Jelnica, Poland
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is October (1018.6mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).
Average wind speed in September
Jelnica, Poland
- Average wind speed in September: 11.5km/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 (10.1km/h).
Average humidity in September
Jelnica, Poland
- Average humidity in September: 74%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Jelnica, Poland
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is May (67mm).
The driest month (with the least rainfall) is November (20mm).
Average rainfall days in September
Jelnica, Poland
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Jelnica, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (164mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Jelnica, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Jelnica, Poland
- Average daylight in September: 12h and 42min
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: 7h and 30min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 2h and 18min).
Average sunshine days in September
Jelnica, Poland
- Average sunshine days in September: 16 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is January (7.2 days).
Average UV index in September
Jelnica, Poland
- Average UV index in September: 3
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
Jelnica, Poland
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Jelnica, Poland
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).
