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
September's arrival coincides with a drop in the average high-temperature, decreasing from August's warm 23.8°C (74.8°F) to an enjoyable 18.4°C (65.1°F). Rochnia observes an average nighttime temperature of 10.2°C (50.4°F) during September.Humidity
The average relative humidity in September is 74%.Rainfall
In Rochnia, in September, it is raining for 9.5 days, with typically 20mm (0.79") of accumulated precipitation. In Rochnia, during the entire year, the rain falls for 126.8 days and collects up to 277mm (10.91") of precipitation.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day in Rochnia is 12h and 40min.On the first day of the month, sunrise is at 05:50 and sunset at 19:27. On the last day of September, in Rochnia, Poland, sunrise is at 06:39 and sunset at 18:18 CEST.
Sunshine
In Rochnia, the average sunshine in September is 7.8h.UV index
The average daily maximum UV index in September in Rochnia, Poland, is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What are the temperatures in Rochnia in September?
What is the average humidity in September in Rochnia?
How much does it rain in Rochnia in September?
When it does not snow in Rochnia?
Does it snow in Rochnia in September?
How many hours of daylight does Rochnia have in September?
When are sunrise and sunset in September in Rochnia?
How many hours of sunshine does Rochnia have in September?
What is the UV index reading in September in Rochnia?
Average temperature in September
Rochnia, Poland
- Average high temperature in September: 18.4°C
The warmest months (with the highest average high temperature) are July and August (23.8°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in September: 10.2°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).
Average pressure in September
Rochnia, Poland
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is October (1017.6mbar).
The month with the lowest atmospheric pressure is July (1013.3mbar).
Average wind speed in September
Rochnia, Poland
- Average wind speed in September: 11.6km/h
The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in September
Rochnia, 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 (69%).
Average rainfall in September
Rochnia, Poland
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is May (40mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in September
Rochnia, Poland
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in September
Rochnia, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (86mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Rochnia, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rochnia, Poland
- Average daylight in September: 12h and 4min
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: 7h 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: 2h and 30min).
Average sunshine days in September
Rochnia, Poland
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in September
Rochnia, Poland
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Rochnia, Poland
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Rochnia, Poland
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).
Rochnia, Poland
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