September weather forecastWittmund, Germany

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Wittmund, Germany, with an average temperature ranging between max 18°C (64.4°F) and min 11.6°C (52.9°F).

Temperature

Wittmund's progression into September involves a minor drop in the average high-temperature, slightly receding from a pleasant 21.5°C (70.7°F) in August to a comfortable 18°C (64.4°F). Throughout the month of September, Wittmund witnesses an average low-temperature of 11.6°C (52.9°F).

Humidity

In September, the average relative humidity in Wittmund, Germany, is 82%.

Rainfall

In Wittmund, in September, during 15 rainfall days, 33mm (1.3") of precipitation is typically accumulated. Throughout the year, there are 189.3 rainfall days, and 498mm (19.61") of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in September in Wittmund is 12h and 41min.
On the first day of September in Wittmund, sunrise is at 06:38 and sunset at 20:18. On the last day of the month, sunrise is at 07:29 and sunset at 19:07 CEST.

Sunshine

The average sunshine in September in Wittmund, Germany, is 7.1h.

UV index

In Wittmund, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 4 during September translates into the following guidance:
Undertake precautions - It is suggested to shield oneself from sunburn. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

The average high-temperature, in September, in Wittmund, is 18°C (64.4°F), while the average low-temperature is 11.6°C (52.9°F).

The average relative humidity in September in Wittmund, Germany, is 82%.

In September, in Wittmund, the rain falls for 15 days. Throughout September, 33mm (1.3") of precipitation is accumulated.

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

In Wittmund, Germany, the average day length in September is 12h and 41min.

In September, on the first day of the month, sunrise is at 06:38 and sunset at 20:18. On the last day of the month, sunrise is at 07:29 and sunset at 19:07 CEST.

In September, the average sunshine duration in Wittmund, Germany, is 7.1h.

In Wittmund, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe 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
Wittmund, Germany

  • Average high temperature in September: 18°C

The warmest month (with the highest average high temperature) is August (21.5°C).
The month with the lowest average high temperature is January (3.9°C).

  • Average low temperature in September: 11.6°C

The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is February (0.6°C).

Average pressure in September
Wittmund, Germany

  • Average pressure in September: 1016.3mbar

The months with the highest atmospheric pressure are May and September (1016.3mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).

Average wind speed in September
Wittmund, Germany

  • Average wind speed in September: 15.3km/h

The windiest month (with the highest average wind speed) is December (21.4km/h).
The calmest month (with the lowest average wind speed) is August (14.3km/h).

Average humidity in September
Wittmund, Germany

  • Average humidity in September: 82%

The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are April and August (79%).

Average rainfall in September
Wittmund, Germany

  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is June (57mm).
The driest month (with the least rainfall) is April (24mm).

Average rainfall days in September
Wittmund, Germany

  • Average rainfall days in September: 15 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is February (11.6 days).

Average snowfall in September
Wittmund, Germany

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (33mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Wittmund, Germany

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.6 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
Wittmund, Germany

  • Average daylight in September: 12h and 42min

The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).

  • Average sunshine in September: 7h and 6min

The month with the most sunshine is August (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).

Average sunshine days in September
Wittmund, Germany

  • Average sunshine days in September: 11.6 days

The month with the most sunshine days is April (14.3 days).
The month with the least sunshine days is July (9.7 days).

Average UV index in September
Wittmund, Germany

  • Average UV index in September: 4

The months with the highest UV index are 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
Wittmund, Germany

  • Average cloud cover in September: 49

The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is April (Cloud cover 42).

Average visibility in September
Wittmund, Germany

  • 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).