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 average high-temperature during September is an agreeable 22.4°C (72.3°F), almost matching the conditions of the preceding month. An average temperature of 16.2°C (61.2°F) is recorded during the nights in September.Humidity
August and September, with an average relative humidity of 72%, are the least humid months.Rainfall
In September, the rain falls for 11.6 days. Throughout September, 35mm (1.38") of precipitation is accumulated. In Saint-Julien-en-Born, during the entire year, the rain falls for 179.8 days and collects up to 643mm (25.31") of precipitation.Snowfall
April through November are months without snowfall.Daylight
The average length of the day in September in Saint-Julien-en-Born, France, is 12h and 31min.On the first day of the month, sunrise is at 07:28 and sunset at 20:40. On the last day of September, sunrise is at 08:02 and sunset at 19:47 CEST.
Sunshine
The average sunshine in September is 8.7h.UV index
In Saint-Julien-en-Born, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: An average UV index of 5 in September transforms into this advice:
Take precautions - Protection against skin and eye damage is obliged. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the temperature in September in Saint-Julien-en-Born?
What is the least humid month in Saint-Julien-en-Born?
What is the average humidity in September in Saint-Julien-en-Born?
How many days does it rain in September in Saint-Julien-en-Born?
When it does not snow in Saint-Julien-en-Born?
How many hours of daylight does Saint-Julien-en-Born have in September?
When is the sunrise / sunset in September in Saint-Julien-en-Born?
How long on average sun shines in September in Saint-Julien-en-Born?
What is the UV index reading in September in Saint-Julien-en-Born?
Average temperature in September
Saint-Julien-en-Born, France
- Average high temperature in September: 22.4°C
The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (10.8°C).
- Average low temperature in September: 16.2°C
The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is February (6.8°C).
Average pressure in September
Saint-Julien-en-Born, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is November (1015.1mbar).
Average wind speed in September
Saint-Julien-en-Born, France
- Average wind speed in September: 13.3km/h
The windiest months (with the highest average wind speed) are January, February and November (18.1km/h).
The calmest month (with the lowest average wind speed) is August (12.7km/h).
Average humidity in September
Saint-Julien-en-Born, France
- Average humidity in September: 72%
The month with the highest relative humidity is January (79%).
The months with the lowest relative humidity are August and September (72%).
Average rainfall in September
Saint-Julien-en-Born, France
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is November (99mm).
The driest month (with the least rainfall) is August (32mm).
Average rainfall days in September
Saint-Julien-en-Born, France
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is November (18.1 days).
The month with the least rainy days is September (11.6 days).
Average snowfall in September
Saint-Julien-en-Born, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (2mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Saint-Julien-en-Born, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Saint-Julien-en-Born, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in September
Saint-Julien-en-Born, France
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is November (10.5 days).
Average UV index in September
Saint-Julien-en-Born, France
- Average UV index in September: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Saint-Julien-en-Born, France
- Average cloud cover in September: 27
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is September (Cloud cover 27).
Average visibility in September
Saint-Julien-en-Born, 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).
Saint-Julien-en-Born, France
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