September weather forecast
Rantum, Germany

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Rantum, Germany, with an average temperature varying between 16.4°C (61.5°F) and 14.4°C (57.9°F).

Temperature

September is marked by an average high-temperature of a still enjoyable 16.4°C (61.5°F), almost identical to the preceding month. Rantum, during September nights, experiences a subtle shift to a low average of 14.4°C (57.9°F) from the day's heat.

Humidity

The average relative humidity in September is 79%.

Rainfall

In Rantum, in September, during 18.5 rainfall days, 69mm (2.72") of precipitation is typically accumulated. In Rantum, during the entire year, the rain falls for 196.9 days and collects up to 600mm (23.62") of precipitation.

Snowfall

In Rantum, snow does not fall in May through November.

Daylight

In September, the average length of the day is 12h and 43min.
On the first day of September in Rantum, sunrise is at 06:34 and sunset at 20:18. On the last day of the month, sunrise is at 07:28 and sunset at 19:04 CEST.

Sunshine

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

UV index

The average daily maximum UV index in September in Rantum, Germany, is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: An average UV index of 4 in September transforms into this advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.

Frequently asked questions

What is the usual temperature for Rantum in September?
Rantum in September has an average high-temperature of 16.4°C (61.5°F) and an average low-temperature of 14.4°C (57.9°F).
What is the average humidity in September in Rantum?
In Rantum, the average relative humidity in September is 79%.
How many days does it rain in September in Rantum?
In Rantum, in September, during 18.5 rainfall days, 69mm (2.72") of precipitation is typically accumulated.
When it does not snow in Rantum?
In Rantum, snow does not fall in May through November.
What is the average length of the day in September in Rantum?
The average day length in September in Rantum is 12h and 43min.
When are sunrise and sunset in September in Rantum?
In September, on the first day of the month, sunrise is at 06:34 and sunset at 20:18. On the last day of the month, in Rantum, sunrise is at 07:28 and sunset at 19:04 CEST.
How many hours of sunshine does Rantum have in September?
The average sunshine duration in September is 7.3h.
What is the UV index reading in September in Rantum?
The average daily maximum UV index in September in Rantum, Germany, is 4. A UV Index estimate of 3 to 5 represents 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Rantum, Germany
  • Average high temperature in September: 16.4°C

The warmest month (with the highest average high temperature) is August (18.6°C).
The month with the lowest average high temperature is February (3.7°C).

  • Average low temperature in September: 14.4°C

The month with the highest average low temperature is August (16.4°C).
The coldest month (with the lowest average low temperature) is February (1.9°C).

Average pressure in September
Rantum, Germany
  • Average pressure in September: 1015.2mbar

The month with the highest atmospheric pressure is May (1015.8mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).

Average wind speed in September
Rantum, Germany
  • Average wind speed in September: 26.8km/h

The windiest month (with the highest average wind speed) is December (33.6km/h).
The calmest month (with the lowest average wind speed) is July (23km/h).

Average humidity in September
Rantum, Germany
  • Average humidity in September: 79%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (78%).

Average rainfall in September
Rantum, Germany
  • Average rainfall in September: 69mm

The wettest month (with the highest rainfall) is August (75mm).
The driest month (with the least rainfall) is April (22mm).

Average rainfall days in September
Rantum, Germany
  • Average rainfall days in September: 18.5 days

The month with the highest number of rainy days is October (20.5 days).
The month with the least rainy days is February (11.7 days).

Average snowfall in September
Rantum, Germany
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (21mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Rantum, Germany
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.3 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
Rantum, Germany
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).

  • Average sunshine in September: 7h and 2min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The months with the least sunshine are January, February and November (Average sunshine: 3h and 36min).

Average sunshine days in September
Rantum, Germany
  • Average sunshine days in September: 8.4 days

The month with the most sunshine days is March (15.3 days).
The month with the least sunshine days is November (7.4 days).

Average UV index in September
Rantum, Germany
  • Average UV index in September: 4

The month with the highest UV index is July (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
Rantum, Germany
  • Average cloud cover in September: 49

The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 40).

Average visibility in September
Rantum, Germany
  • Average visibility in September: 10km

The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).

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