September weather forecastCachy, France

September

Weather in September

The first month of the autumn, September, is still a comfortable month in Cachy, France, with temperature in the range of an average low of 11°C (51.8°F) and an average high of 19.4°C (66.9°F).

Temperature

The commencement of September indicates a gentle shift in the average high-temperature, receding from August's agreeable 22.8°C (73°F) to a comfortable 19.4°C (66.9°F). Cachy temperatures generally rest at a low of 11°C (51.8°F) during the September nights.

Humidity

In Cachy, the average relative humidity in September is 78%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.3 days and accumulates 16mm (0.63") of precipitation.

Snowfall

In Cachy, snow does not fall in April through October.

Daylight

In Cachy, the average length of the day in September is 12h and 37min.
On the first day of the month, sunrise is at 07:06 and sunset at 20:33. On the last day of September, sunrise is at 07:49 and sunset at 19:30 CEST.

Sunshine

In September, the average sunshine in Cachy is 7.3h.

UV index

In Cachy, France, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: During September, 4 as the daily maximum UV index converts into the following advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

In Cachy, in September, the average high-temperature is 19.4°C (66.9°F), and the average low-temperature is 11°C (51.8°F).

In Cachy, the average relative humidity in September is 78%.

The month with the least rainfall in Cachy is September, when the rain falls for 11.3 days and typically collects 16mm (0.63") of precipitation.

In Cachy, in September, it is raining for 11.3 days, with typically 16mm (0.63") of accumulated precipitation.

April through October are months without snowfall in Cachy, France.

The average day length in September in Cachy is 12h and 37min.

In September, on the first day of the month, sunrise is at 07:06 and sunset at 20:33. On the last day of the month, sunrise is at 07:49 and sunset at 19:30 CEST.

In Cachy, France, the average sunshine duration in September is 7.3h.

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cachy, France

  • Average high temperature in September: 19.4°C

The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is January (5.8°C).

  • Average low temperature in September: 11°C

The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (1°C).

Average pressure in September
Cachy, France

  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).

Average wind speed in September
Cachy, France

  • Average wind speed in September: 12.3km/h

The windiest month (with the highest average wind speed) is February (18.2km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).

Average humidity in September
Cachy, France

  • Average humidity in September: 78%

The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is August (76%).

Average rainfall in September
Cachy, France

  • Average rainfall in September: 16mm

The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is September (16mm).

Average rainfall days in September
Cachy, France

  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is September (11.3 days).

Average snowfall in September
Cachy, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Cachy, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.8 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
Cachy, France

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in September: 7h and 18min

The month with the most sunshine is June (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in September
Cachy, France

  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is March (15.1 days).
The month with the least sunshine days is July (10.6 days).

Average UV index in September
Cachy, 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, November and December (UV index 2).

Average cloud cover in September
Cachy, France

  • Average cloud cover in September: 42

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 41).

Average visibility in September
Cachy, France

  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).