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
September
Weather in September
Temperature
As September commences, the average high-temperature shows a reduction, transitioning from a moderately hot 24.7°C (76.5°F) in August to a refreshing 18.9°C (66°F). During the nights in September, Siedlec Duży observes an average low-temperature of 11.2°C (52.2°F).Humidity
In September, the average relative humidity is 72%.Rainfall
In Siedlec Duży, during September, the rain falls for 14.1 days and regularly aggregates up to 45mm (1.77") of precipitation. In Siedlec Duży, during the entire year, the rain falls for 172.5 days and collects up to 537mm (21.14") of precipitation.Snowfall
In Siedlec Duży, snow does not fall in June through September.Daylight
In Siedlec Duży, the average length of the day in September is 12h and 37min.On the first day of the month, sunrise is at 05:58 and sunset at 19:28. On the last day of September, sunrise is at 06:42 and sunset at 18:23 CEST.
Sunshine
The average sunshine in September in Siedlec Duży is 8.4h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Siedlec Duży in September?
What is the average humidity in September in Siedlec Duży?
How many days does it rain in September in Siedlec Duży?
When it does not snow in Siedlec Duży?
Does it snow in Siedlec Duży in September?
What is the average length of the day in September in Siedlec Duży?
When are sunrise and sunset in September in Siedlec Duży?
How many hours of sunshine does Siedlec Duży have in September?
What is the UV index reading in September in Siedlec Duży?
Average temperature in September
Siedlec Duży, Poland
- Average high temperature in September: 18.9°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 (-0.2°C).
- Average low temperature in September: 11.2°C
The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).
Average pressure in September
Siedlec Duży, Poland
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is October (1018.5mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in September
Siedlec Duży, Poland
- Average wind speed in September: 11.9km/h
The windiest month (with the highest average wind speed) is December (15.6km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).
Average humidity in September
Siedlec Duży, Poland
- Average humidity in September: 72%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Siedlec Duży, Poland
- Average rainfall in September: 45mm
The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is November (28mm).
Average rainfall days in September
Siedlec Duży, Poland
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is June (21.1 days).
The month with the least rainy days is January (8 days).
Average snowfall in September
Siedlec Duży, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (152mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Siedlec Duży, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Siedlec Duży, 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 6min).
- 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 February (Average sunshine: 3h and 6min).
Average sunshine days in September
Siedlec Duży, Poland
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (6.6 days).
Average UV index in September
Siedlec Duży, Poland
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Siedlec Duży, 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
Siedlec Duży, Poland
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).
