September weather forecastMellingen, Germany

September

Weather in September

The first month of the autumn, September, is still a comfortable month in Mellingen, Germany, with an average temperature varying between 19.2°C (66.6°F) and 10.2°C (50.4°F).

Temperature

The shift from August to September coincides with a small decrease in the average high-temperature, down to a refreshing 19.2°C (66.6°F) from a moderately hot 24.1°C (75.4°F). Mellingen records an average low of 10.2°C (50.4°F) throughout the nights in September.

Humidity

In Mellingen, the average relative humidity in September is 74%.

Rainfall

In Mellingen, Germany, in September, it is raining for 12.2 days, with typically 31mm (1.22") of accumulated precipitation. Throughout the year, in Mellingen, there are 155.6 rainfall days, and 393mm (15.47") of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Mellingen.

Daylight

In Mellingen, the average length of the day in September is 12h and 38min.
On the first day of the month, sunrise is at 06:28 and sunset at 19:59. On the last day of September, in Mellingen, sunrise is at 07:14 and sunset at 18:54 CEST.

Sunshine

In September, the average sunshine is 8.5h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A maximum daily UV index of 4 during September morphs into the following directions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

The high-temperature, in September, in Mellingen, is 19.2°C (66.6°F), while the low-temperature averages to 10.2°C (50.4°F).

In Mellingen, the average relative humidity in September is 74%.

In Mellingen, Germany, in September, it is raining for 12.2 days, with typically 31mm (1.22") of accumulated precipitation.

In Mellingen, snow does not fall in June through September.

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

In Mellingen, the average day length in September is 12h and 38min.

On the first day of September, sunrise is at 06:28 and sunset at 19:59. On the last day of the month, sunrise is at 07:14 and sunset at 18:54 CEST.

In Mellingen, Germany, the average sunshine duration in September is 8.5h.

In Mellingen, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health threat 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
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Mellingen, Germany

  • Average high temperature in September: 19.2°C

The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (2°C).

  • Average low temperature in September: 10.2°C

The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (-2.6°C).

Average pressure in September
Mellingen, Germany

  • Average pressure in September: 1017.7mbar

The months with the highest atmospheric pressure are September and October (1017.7mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).

Average wind speed in September
Mellingen, Germany

  • Average wind speed in September: 10.3km/h

The windiest month (with the highest average wind speed) is December (15.8km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).

Average humidity in September
Mellingen, Germany

  • Average humidity in September: 74%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (69%).

Average rainfall in September
Mellingen, Germany

  • Average rainfall in September: 31mm

The wettest months (with the highest rainfall) are May, June and August (48mm).
The driest month (with the least rainfall) is April (19mm).

Average rainfall days in September
Mellingen, Germany

  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is June (17.6 days).
The month with the least rainy days is February (8.3 days).

Average snowfall in September
Mellingen, Germany

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (64mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Mellingen, Germany

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in September: 8h and 30min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September
Mellingen, Germany

  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (9.1 days).

Average UV index in September
Mellingen, Germany

  • 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, March, November and December (UV index 2).

Average cloud cover in September
Mellingen, Germany

  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in September
Mellingen, Germany

  • Average visibility in September: 9km

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