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
Setting in of September comes with a decrease in the average high-temperature, moving from a moderately hot 25.3°C (77.5°F) in August to an enjoyable 19.7°C (67.5°F). Łętów, in September, observes a steady average low-temperature of 11.4°C (52.5°F).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
June through September are months without snowfall.Daylight
In Łętów, the average length of the day in September is 12h and 39min.On the first day of September in Łętów, sunrise is at 05:45 and sunset at 19:20. On the last day of the month, sunrise is at 06:33 and sunset at 18:12 CEST.
Sunshine
In September, the average sunshine is 8.8h.UV index
In Łętów, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
Does it snow in Łętów in September?
What is the average length of the day in September?
When are sunrise and sunset in September in Łętów?
How many hours of sunshine does Łętów have in September?
What is the UV index reading in September?
Average temperature in September
Łętów, 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
Łętów, 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
Łętów, 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
Łętów, 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
Łętów, 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
Łętów, 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
Łętów, 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
Łętów, 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
Łętów, 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
Łętów, 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
Łętów, 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
Łętów, 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
Łętów, 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).
