September weather forecastMorteau, France
September
Weather in September
The first month of the autumn, September, is also an enjoyable month in Morteau, France, with an average temperature fluctuating between 8°C (46.4°F) and 17.7°C (63.9°F).Temperature
During the shift to September, a minor reduction in average high-temperature is observed, shifting from a pleasant 21.9°C (71.4°F) in August to an enjoyable 17.7°C (63.9°F). In the month of September, Morteau witnesses a consistent average low-temperature of 8°C (46.4°F).Humidity
In Morteau, the average relative humidity in September is 85%.Rainfall
The month with the least rainfall is September, when the rain falls for 16 days and typically collects 59mm (2.32") of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 34min.On the first day of September in Morteau, sunrise is at 06:53 and sunset at 20:13. On the last day of the month, sunrise is at 07:31 and sunset at 19:15 CEST.
Sunshine
In September, the average sunshine in Morteau is 8h.UV index
In September, the average daily maximum UV index in Morteau is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 3 during September translates into the following guidance:
Put precautions into practice - Guidance to elude sunburn is provided. Around midday, solar radiation is most harmful; hence, exposure should be limited. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Morteau, France
- Average high temperature in September: 17.7°C
The warmest months (with the highest average high temperature) are July and August (21.9°C).
The month with the lowest average high temperature is January (2.3°C).
- Average low temperature in September: 8°C
The months with the highest average low temperature are July and August (11.6°C).
The coldest month (with the lowest average low temperature) is February (-3°C).
Average pressure in September
Morteau, France
- Average pressure in September: 1018.7mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in September
Morteau, France
- Average wind speed in September: 8.2km/h
The windiest month (with the highest average wind speed) is February (12km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).
Average humidity in September
Morteau, France
- Average humidity in September: 85%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (81%).
Average rainfall in September
Morteau, France
- Average rainfall in September: 59mm
The wettest month (with the highest rainfall) is June (140mm).
The driest month (with the least rainfall) is September (59mm).
Average rainfall days in September
Morteau, France
- Average rainfall days in September: 16 days
The month with the highest number of rainy days is June (23.6 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in September
Morteau, France
- Average snowfall in September: 0mm
The month with the highest snowfall is December (515mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Morteau, France
- Average snowfall days in September: 0.1 days
The months with the highest number of snowfall days are January and February (16.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Morteau, France
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in September
Morteau, France
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is October (13 days).
The month with the least sunshine days is June (4.2 days).
Average UV index in September
Morteau, France
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Morteau, France
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Morteau, France
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (8km).
The month with the lowest visibility is January (7km).





