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
A minor decrease in the average high-temperature is observed during September, shifting from 29.7°C (85.5°F) in August to a still warm 25.2°C (77.4°F). Sernhac sees an average low-temperature of 16.4°C (61.5°F) during September.Humidity
In Sernhac, the average relative humidity in September is 63%.Rainfall
In Sernhac, during September, the rain falls for 7 days and regularly aggregates up to 28mm (1.1") of precipitation. Throughout the year, there are 106.4 rainfall days, and 460mm (18.11") of precipitation is accumulated.Snowfall
In Sernhac, snow does not fall in April through December.Daylight
In Sernhac, France, the average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 07:05 and sunset at 20:17. On the last day of September, in Sernhac, sunrise is at 07:38 and sunset at 19:24 CEST.
Sunshine
In Sernhac, the average sunshine in September is 9.4h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Sernhac?
What is the average humidity in September in Sernhac?
How much does it rain in Sernhac in September?
When it does not snow in Sernhac?
What is the average length of the day in September in Sernhac?
When is the sunrise / sunset in September in Sernhac?
How long on average sun shines in September in Sernhac?
How high is the UV index in September in Sernhac?
Average temperature in September
Sernhac, France
- Average high temperature in September: 25.2°C
The warmest month (with the highest average high temperature) is July (29.9°C).
The month with the lowest average high temperature is January (10°C).
- Average low temperature in September: 16.4°C
The month with the highest average low temperature is August (19.6°C).
The coldest months (with the lowest average low temperature) are January and February (4.7°C).
Average pressure in September
Sernhac, France
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1014.8mbar).
Average wind speed in September
Sernhac, France
- Average wind speed in September: 13.5km/h
The windiest month (with the highest average wind speed) is February (17.3km/h).
The calmest month (with the lowest average wind speed) is August (12.9km/h).
Average humidity in September
Sernhac, France
- Average humidity in September: 63%
The months with the highest relative humidity are November and December (76%).
The month with the lowest relative humidity is July (57%).
Average rainfall in September
Sernhac, France
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is October (85mm).
The driest month (with the least rainfall) is July (13mm).
Average rainfall days in September
Sernhac, France
- Average rainfall days in September: 7 days
The month with the highest number of rainy days is November (13.1 days).
The month with the least rainy days is August (6 days).
Average snowfall in September
Sernhac, France
- Average snowfall in September: 0mm
The months with the highest snowfall are January and March (3mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Sernhac, France
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Sernhac, 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: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).
Average sunshine days in September
Sernhac, France
- Average sunshine days in September: 22.1 days
The month with the most sunshine days is July (23.4 days).
The month with the least sunshine days is November (15.2 days).
Average UV index in September
Sernhac, France
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Sernhac, France
- Average cloud cover in September: 19
The month with the most cloud cover is November (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 13).
Average visibility in September
Sernhac, France
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
