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
Saint-Gal's progression into September involves a minor drop in the average high-temperature, slightly receding from a moderately hot 23.8°C (74.8°F) in August to an enjoyable 18.9°C (66°F). September brings with it a nighttime average temperature of 7.4°C (45.3°F).Humidity
In September, the average relative humidity is 76%.Rainfall
In Saint-Gal, in September, during 10.4 rainfall days, 36mm (1.42") of precipitation is typically accumulated. In Saint-Gal, during the entire year, the rain falls for 138.7 days and collects up to 637mm (25.08") of precipitation.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows in Saint-Gal. Throughout September, in the average 0.2 snowfall days, it receives 3mm (0.12") of snow. In Saint-Gal, during the entire year, snow falls for 53 days and aggregates up to 938mm (36.93") of snow.Daylight
The average length of the day in September in Saint-Gal is 12h and 31min.On the first day of September, sunrise is at 07:09 and sunset at 20:22. On the last day of the month, sunrise is at 07:43 and sunset at 19:28 CEST.
Sunshine
The average sunshine in September in Saint-Gal is 8.2h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Saint-Gal in September?
What is the average humidity in September in Saint-Gal?
How much does it rain in Saint-Gal in September?
When does it start to snow in Saint-Gal?
What is the average length of the day in September in Saint-Gal?
When are sunrise and sunset in September in Saint-Gal?
How long on average sun shines in September in Saint-Gal?
How high is the UV index in September in Saint-Gal?
Average temperature in September
Saint-Gal, France
- Average high temperature in September: 18.9°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (3.4°C).
- Average low temperature in September: 7.4°C
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is February (-3.3°C).
Average pressure in September
Saint-Gal, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Saint-Gal, France
- Average wind speed in September: 9km/h
The windiest month (with the highest average wind speed) is February (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in September
Saint-Gal, France
- Average humidity in September: 76%
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Saint-Gal, France
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is November (103mm).
The driest month (with the least rainfall) is August (31mm).
Average rainfall days in September
Saint-Gal, France
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is February (7.1 days).
Average snowfall in September
Saint-Gal, France
- Average snowfall in September: 3mm
The month with the highest snowfall is January (213mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Saint-Gal, France
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Saint-Gal, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 4h and 0min).
Average sunshine days in September
Saint-Gal, France
- Average sunshine days in September: 18.4 days
The month with the most sunshine days is September (18.4 days).
The month with the least sunshine days is November (11.4 days).
Average UV index in September
Saint-Gal, France
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 2).
Average cloud cover in September
Saint-Gal, France
- Average cloud cover in September: 40
The month with the most cloud cover is November (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Saint-Gal, France
- Average visibility in September: 8km
The month with the highest visibility is August (9km).
The months with the lowest visibility are January, October, November and December (7km).
