September weather forecastInsenborn, Luxembourg

September weather for Insenborn, Luxembourg: On the last day of September, in Insenborn, Luxembourg, sunrise is at 07:35 and sunset at 19:16 CEST. September, the first month of the autumn in Insenborn, is also an enjoyable month, with an average temperature ranging between min 8.1°C (46.6°F) and max 17.5°C (63.5°F).

September

Weather in September

September, the first month of the autumn in Insenborn, is also an enjoyable month, with an average temperature ranging between min 8.1°C (46.6°F) and max 17.5°C (63.5°F).

Temperature

With the onset of September, Insenborn's average high-temperature slightly adjusts, moderately receding from August's pleasant 20.9°C (69.6°F) to a refreshing 17.5°C (63.5°F). An average low-temperature of 8.1°C (46.6°F) is observed during September nights.

Humidity

The average relative humidity in September is 83%.

Rainfall

In Insenborn, in September, during 14.5 rainfall days, 44mm (1.73") of precipitation is typically accumulated. Throughout the year, in Insenborn, there are 189.8 rainfall days, and 651mm (25.63") of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Insenborn.

Daylight

The average length of the day in September in Insenborn is 12h and 37min.
On the first day of the month, sunrise is at 06:52 and sunset at 20:20. On the last day of September, in Insenborn, Luxembourg, sunrise is at 07:35 and sunset at 19:16 CEST.

Sunshine

In Insenborn, Luxembourg, the average sunshine in September is 7.1h.

UV index

The average daily maximum UV index in September in Insenborn is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A typical high UV index of 3 in September suggests the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

Insenborn in September has an average high-temperature of 17.5°C (63.5°F) and an average low-temperature of 8.1°C (46.6°F).

In September, the average relative humidity is 83%.

In Insenborn, in September, during 14.5 rainfall days, 44mm (1.73") of precipitation is typically accumulated.

June through September are months without snowfall.

In Insenborn, in September, it doesn't snow. In October, it regularly snows.

In Insenborn, the average day length in September is 12h and 37min.

In September, on the first day of the month, sunrise is at 06:52 and sunset at 20:20. On the last day of the month, in Insenborn, Luxembourg, sunrise is at 07:35 and sunset at 19:16 CEST.

In Insenborn, Luxembourg, the average sunshine duration in September is 7.1h.

In September, the average daily maximum UV index in Insenborn, Luxembourg, is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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
Insenborn, Luxembourg

  • Average high temperature in September: 17.5°C

The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (2.5°C).

  • Average low temperature in September: 8.1°C

The months with the highest average low temperature are July and August (11.1°C).
The coldest months (with the lowest average low temperature) are January and February (-1.8°C).

Average pressure in September
Insenborn, Luxembourg

  • Average pressure in September: 1017.7mbar

The month with the highest atmospheric pressure is December (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.8mbar).

Average wind speed in September
Insenborn, Luxembourg

  • Average wind speed in September: 10.5km/h

The windiest month (with the highest average wind speed) is February (16.2km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).

Average humidity in September
Insenborn, Luxembourg

  • Average humidity in September: 83%

The month with the highest relative humidity is December (93%).
The month with the lowest relative humidity is April (79%).

Average rainfall in September
Insenborn, Luxembourg

  • Average rainfall in September: 44mm

The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is April (37mm).

Average rainfall days in September
Insenborn, Luxembourg

  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is February (11.1 days).

Average snowfall in September
Insenborn, Luxembourg

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (90mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Insenborn, Luxembourg

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Insenborn, Luxembourg

  • 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 6min

The month with the most sunshine is July (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).

Average sunshine days in September
Insenborn, Luxembourg

  • Average sunshine days in September: 12.8 days

The month with the most sunshine days is September (12.8 days).
The month with the least sunshine days is June (7.2 days).

Average UV index in September
Insenborn, Luxembourg

  • Average UV index in September: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in September
Insenborn, Luxembourg

  • Average cloud cover in September: 48

The month with the most cloud cover is December (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 44).

Average visibility in September
Insenborn, Luxembourg

  • Average visibility in September: 8km

The month with the highest visibility is April (9km).
The months with the lowest visibility are January, October, November and December (7km).