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 decrease of average high-temperatures is mild in September, with a decline from a moderately hot 25.3°C (77.5°F) in August to a comfortable 19.7°C (67.5°F). An average nighttime temperature of 11.4°C (52.5°F) is noted during the month of September.Humidity
In September, the average relative humidity is 72%.Rainfall
The month with the least rainfall is September, when the rain falls for 7.8 days and typically collects 14mm (0.55") of precipitation.Snowfall
In Starosiedle, snow does not fall in June through September.Daylight
In Starosiedle, the average length of the day in September is 12h and 39min.On the first day of the month, sunrise is at 06:13 and sunset at 19:47. On the last day of September, sunrise is at 07:00 and sunset at 18:40 CEST.
Sunshine
In Starosiedle, the average sunshine in September is 8.8h.UV index
In Starosiedle, Poland, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 4 during September leads to these instructions:
Exercise prevention - Precautions against solar damage are endorsed. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Frequently asked questions
What is the temperature in September in Starosiedle?
What is the average humidity in September in Starosiedle?
What is the driest month in Starosiedle?
How much does it rain in Starosiedle in September?
When it does not snow in Starosiedle?
Does it snow in Starosiedle in September?
What is the average length of the day in September in Starosiedle?
When are sunrise and sunset in September in Starosiedle?
How long on average sun shines in September in Starosiedle?
What is the UV index reading in September in Starosiedle?
Average temperature in September
Starosiedle, Poland
- Average high temperature in September: 19.7°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (1.7°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-2°C).
Average pressure in September
Starosiedle, Poland
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is October (1017.8mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).
Average wind speed in September
Starosiedle, Poland
- Average wind speed in September: 10.6km/h
The windiest month (with the highest average wind speed) is December (14.1km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in September
Starosiedle, Poland
- Average humidity in September: 72%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Starosiedle, Poland
- Average rainfall in September: 14mm
The wettest month (with the highest rainfall) is July (40mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days in September
Starosiedle, Poland
- Average rainfall days in September: 7.8 days
The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in September
Starosiedle, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (120mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Starosiedle, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Starosiedle, Poland
- Average daylight in September: 12h and 4min
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: 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 12min).
Average sunshine days in September
Starosiedle, Poland
- Average sunshine days in September: 21.2 days
The month with the most sunshine days is September (21.2 days).
The month with the least sunshine days is January (10.3 days).
Average UV index in September
Starosiedle, Poland
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Starosiedle, Poland
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Starosiedle, Poland
- Average visibility in September: 9km
The months with the highest visibility are June, July and August (10km).
The month with the lowest visibility is January (7km).
Starosiedle, Poland
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