September weather forecastBilliers, France
September
Weather in September
September, the first month of the autumn in Billiers, is also an enjoyable month, with an average temperature varying between 13.2°C (55.8°F) and 19.7°C (67.5°F).Temperature
A minor adjustment in Billiers's average high-temperature is noted with the start of September, touching an enjoyable 19.7°C (67.5°F) from August's 21.2°C (70.2°F). Billiers experiences a nighttime temperature average of 13.2°C (55.8°F) during September.Humidity
The months with the lowest humidity in Billiers are August and September, with an average relative humidity of 78%.Rainfall
The month with the least rainfall in Billiers is September, when the rain falls for 10 days and typically collects 24mm (0.94") of precipitation.Snowfall
January, March, May through November are months without snowfall.Daylight
The average length of the day in September in Billiers is 12h and 34min.On the first day of September, sunrise is at 07:29 and sunset at 20:50. On the last day of the month, sunrise is at 08:08 and sunset at 19:51 CEST.
Sunshine
The average sunshine in September in Billiers, France, is 8h.UV index
In September, the average daily maximum UV index in Billiers is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Ensure safety - Imperative it is to shield skin and eyes from damage. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Billiers, France
- Average high temperature in September: 19.7°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in September: 13.2°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).
Average pressure in September
Billiers, France
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1013mbar).
Average wind speed in September
Billiers, France
- Average wind speed in September: 16.1km/h
The windiest month (with the highest average wind speed) is December (22.9km/h).
The calmest month (with the lowest average wind speed) is August (15.5km/h).
Average humidity in September
Billiers, France
- Average humidity in September: 78%
The months with the highest relative humidity are January and December (83%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in September
Billiers, France
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is November (81mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in September
Billiers, France
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is January (17.7 days).
The month with the least rainy days is September (10 days).
Average snowfall in September
Billiers, France
- Average snowfall in September: 0mm
The months with the highest snowfall are February, April and December (1mm).
The months with the least snowfall are January, March, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Billiers, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Billiers, France
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Billiers, France
- Average sunshine days in September: 18.1 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is November (10.4 days).
Average UV index in September
Billiers, France
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in September
Billiers, France
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility in September
Billiers, France
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
