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
Weather in September
Temperature
The beginning of September involves a decrease in the average high-temperature, transitioning from a moderately hot 25°C (77°F) in August to a comfortable 19.4°C (66.9°F). An average nighttime temperature of 11.3°C (52.3°F) is witnessed throughout September.Humidity
In September, the average relative humidity in Olesno is 71%.Rainfall
In Olesno, during September, the rain falls for 10.3 days and regularly aggregates up to 25mm (0.98") of precipitation. Throughout the year, there are 121.3 rainfall days, and 317mm (12.48") of precipitation is accumulated.Snowfall
In Olesno, snow does not fall in June through September.Daylight
In Olesno, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:00 and sunset at 19:31. On the last day of September, in Olesno, sunrise is at 06:45 and sunset at 18:26 CEST.
Sunshine
In September, the average sunshine is 8.4h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In September, the maximum UV index of 4 translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Olesno?
What is the average humidity in September in Olesno?
How much does it rain in Olesno in September?
When it does not snow in Olesno?
Does it snow in Olesno in September?
How many hours of daylight does Olesno have in September?
What time are sunrise and sunset in September in Olesno?
How long on average sun shines in September in Olesno?
What is the UV index intensity in September in Olesno?
Average temperature in September
Olesno, Poland
- Average high temperature in September: 19.4°C
The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (0.5°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (15.5°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).
Average pressure in September
Olesno, Poland
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in September
Olesno, Poland
- Average wind speed in September: 12km/h
The windiest month (with the highest average wind speed) is December (14.9km/h).
The calmest months (with the lowest average wind speed) are July and August (11.1km/h).
Average humidity in September
Olesno, 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 (64%).
Average rainfall in September
Olesno, Poland
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is November (14mm).
Average rainfall days in September
Olesno, Poland
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in September
Olesno, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (75mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Olesno, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Olesno, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in September
Olesno, Poland
- Average sunshine days in September: 19.2 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is February (13.3 days).
Average UV index in September
Olesno, 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
Olesno, Poland
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Olesno, Poland
- Average visibility in September: 10km
The months with the highest visibility are June, August and September (10km).
The month with the lowest visibility is January (7km).
Olesno, Poland
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