September weather forecast
Tonndorf, Germany

September

Weather in September

September, the first month of the autumn in Tonndorf, is still a comfortable month, with an average temperature ranging between max 19.2°C (66.6°F) and min 10.2°C (50.4°F).

Temperature

During the shift to September, Tonndorf records a mild decrease in average high-temperature, moving from a moderately hot 24.1°C (75.4°F) in August to a refreshing 19.2°C (66.6°F). Throughout the September nights, Tonndorf encounters a low-temperature of 10.2°C (50.4°F).

Humidity

The average relative humidity in September in Tonndorf is 74%.

Rainfall

In September, the rain falls for 12.2 days. Throughout September, 31mm (1.22") of precipitation is accumulated. In Tonndorf, during the entire year, the rain falls for 155.6 days and collects up to 393mm (15.47") of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 38min.
On the first day of the month, sunrise is at 06:29 and sunset at 20:00. On the last day of September, in Tonndorf, sunrise is at 07:14 and sunset at 18:55 CEST.

Sunshine

In September, the average sunshine is 8.5h.

UV index

The average daily maximum UV index in September in Tonndorf is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 4 during September leads to these advisories:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

What is the temperature in September in Tonndorf?
Tonndorf in September has an average high-temperature of 19.2°C (66.6°F) and an average low-temperature of 10.2°C (50.4°F).
What is the average humidity in September in Tonndorf?
The average relative humidity in September in Tonndorf is 74%.
How much does it rain in Tonndorf in September?
In September, in Tonndorf, the rain falls for 12.2 days. Throughout September, 31mm (1.22") of precipitation is accumulated.
When it does not snow in Tonndorf?
June through September are months without snowfall.
Does it snow in Tonndorf in September?
In Tonndorf, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Tonndorf?
The average day length in September in Tonndorf, Germany, is 12h and 38min.
When are sunrise and sunset in September in Tonndorf?
In September, on the first day of the month, sunrise is at 06:29 and sunset at 20:00. On the last day of the month, in Tonndorf, sunrise is at 07:14 and sunset at 18:55 CEST.
How long on average sun shines in September in Tonndorf?
In Tonndorf, the average sunshine duration in September is 8.5h.
What is the UV index reading in September in Tonndorf?
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 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 - Tonndorf, Germany
Average temperature in September
Tonndorf, 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 - Tonndorf, Germany
Average pressure in September
Tonndorf, 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 - Tonndorf, Germany
Average wind speed in September
Tonndorf, 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 - Tonndorf, Germany
Average humidity in September
Tonndorf, 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 - Tonndorf, Germany
Average rainfall in September
Tonndorf, 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 - Tonndorf, Germany
Average rainfall days in September
Tonndorf, 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 - Tonndorf, Germany
Average snowfall in September
Tonndorf, 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 - Tonndorf, Germany
Average snowfall days in September
Tonndorf, 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 - Tonndorf, Germany
Average daylight in September /
Average sunshine in September
Tonndorf, Germany
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in September: 8h and 3min

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 - Tonndorf, Germany
Average sunshine days in September
Tonndorf, 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 - Tonndorf, Germany
Average UV index in September
Tonndorf, 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 - Tonndorf, Germany
Average cloud cover in September
Tonndorf, 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 - Tonndorf, Germany
Average visibility in September
Tonndorf, 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).

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