September weather forecastMombach, Germany

September

Weather in September

The first month of the autumn, September, is also an agreeable month in Mombach, Germany, with an average temperature ranging between min 11.5°C (52.7°F) and max 20.4°C (68.7°F).

Temperature

The onset of September brings a small shift in high-temperatures, falling from a warm 24.9°C (76.8°F) in August to an agreeable 20.4°C (68.7°F). September brings an average low-temperature of 11.5°C (52.7°F) to Mombach.

Humidity

The average relative humidity in September is 72%.

Rainfall

In Mombach, in September, during 9.6 rainfall days, 22mm (0.87") of precipitation is typically accumulated. In Mombach, during the entire year, the rain falls for 146.5 days and collects up to 366mm (14.41") of precipitation.

Snowfall

In Mombach, snow does not fall in May through October.

Daylight

In Mombach, Germany, the average length of the day in September is 12h and 37min.
On the first day of the month, sunrise is at 06:42 and sunset at 20:10. On the last day of September, sunrise is at 07:26 and sunset at 19:07 CEST.

Sunshine

In September, the average sunshine in Mombach is 8.5h.

UV index

In September, the average daily maximum UV index in Mombach is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: A daily high UV index of 4 in September leads to these guidelines:
Take precautions - Protection against sun damage is advised. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.

Frequently asked questions

The high-temperature, in September, in Mombach, records 20.4°C (68.7°F), while the low-temperature is 11.5°C (52.7°F).

The average relative humidity in September in Mombach, Germany, is 72%.

In Mombach, Germany, during September, the rain falls for 9.6 days and regularly aggregates up to 22mm (0.87") of precipitation.

May through October are months without snowfall in Mombach, Germany.

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

In September, on the first day of the month, sunrise is at 06:42 and sunset at 20:10. On the last day of the month, sunrise is at 07:26 and sunset at 19:07 CEST.

The average sunshine duration in September in Mombach is 8.5h.

In Mombach, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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 days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Mombach, Germany

  • Average high temperature in September: 20.4°C

The warmest month (with the highest average high temperature) is July (25.2°C).
The month with the lowest average high temperature is January (3.7°C).

  • Average low temperature in September: 11.5°C

The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).

Average pressure in September
Mombach, Germany

  • Average pressure in September: 1018mbar

The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).

Average wind speed in September
Mombach, Germany

  • Average wind speed in September: 8.8km/h

The windiest months (with the highest average wind speed) are February and March (11.9km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).

Average humidity in September
Mombach, Germany

  • Average humidity in September: 72%

The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are July and August (67%).

Average rainfall in September
Mombach, Germany

  • Average rainfall in September: 22mm

The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (19mm).

Average rainfall days in September
Mombach, Germany

  • Average rainfall days in September: 9.6 days

The month with the highest number of rainy days is July (14.7 days).
The months with the least rainy days are February and September (9.6 days).

Average snowfall in September
Mombach, Germany

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (39mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Mombach, Germany

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Mombach, Germany

  • 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: 8h and 30min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).

Average sunshine days in September
Mombach, Germany

  • Average sunshine days in September: 18.2 days

The month with the most sunshine days is September (18.2 days).
The month with the least sunshine days is December (12 days).

Average UV index in September
Mombach, Germany

  • Average UV index in September: 4

The months with the highest UV index are May, 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
Mombach, Germany

  • Average cloud cover in September: 37

The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in September
Mombach, Germany

  • Average visibility in September: 9km

The months with the highest visibility are March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, February, October, November and December (8km).