August weather forecast
Alterswilen, Switzerland

August

Weather in August

The last month of the summer, August, is also a moderately hot month in Alterswilen, Switzerland, with an average temperature varying between 23°C (73.4°F) and 12.6°C (54.7°F).

Temperature

In Alterswilen, August's average high-temperature stands at a still moderately hot 23°C (73.4°F), closely related to the preceding month. Alterswilen's temperature drops to an average low of 12.6°C (54.7°F) during the nights of August.

Humidity

In Alterswilen, the average relative humidity in August is 76%.

Rainfall

The month with the most rainfall in Alterswilen is August, when the rain falls for 18.8 days and typically aggregates up to 126mm (4.96") of precipitation.

Snowfall

June through September are months without snowfall in Alterswilen.

Daylight

In Alterswilen, the average length of the day in August is 14h and 13min.
On the first day of August in Alterswilen, sunrise is at 06:01 and sunset at 20:57. On the last day of the month, sunrise is at 06:41 and sunset at 20:05 CEST.

Sunshine

July and August, with an average of 10.3h of sunshine, are months with the most sunshine.

UV index

The average daily maximum UV index in August is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In August, the maximum UV index of 4 suggests these recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Frequently asked questions

What is the temperature in August in Alterswilen?
In Alterswilen, in August, the average high-temperature is 23°C (73.4°F), and the average low-temperature is 12.6°C (54.7°F).
What is the average humidity in August in Alterswilen?
The average relative humidity in August in Alterswilen is 76%.
What is the rainiest month in Alterswilen?
The month with the most rainfall in Alterswilen is August, when the rain falls for 18.8 days and typically aggregates up to 126mm (4.96") of precipitation.
How much does it rain in Alterswilen in August?
In Alterswilen, in August, it is raining for 18.8 days, with typically 126mm (4.96") of accumulated precipitation.
When it does not snow in Alterswilen?
In Alterswilen, snow does not fall in June through September.
What is the average length of the day in August in Alterswilen?
The average day length in August in Alterswilen is 14h and 13min.
When are sunrise and sunset in August in Alterswilen?
On the first day of August in Alterswilen, Switzerland, sunrise is at 06:01 and sunset at 20:57. On the last day of the month, sunrise is at 06:41 and sunset at 20:05 CEST.
What are the months with the most sunshine in Alterswilen?
The months with the most sunshine are July and August, with an average of 10.3h of sunshine.
How long on average sun shines in August in Alterswilen?
In Alterswilen, the average sunshine duration in August is 10.3h.
How high is the UV index in August in Alterswilen?
In Alterswilen, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a medium health risk 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 August - Alterswilen, Switzerland
Average temperature in August
Alterswilen, Switzerland
  • Average high temperature in August: 23°C

The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (2.9°C).

  • Average low temperature in August: 12.6°C

The months with the highest average low temperature are July and August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-2.9°C).

Average pressure in August - Alterswilen, Switzerland
Average pressure in August
Alterswilen, Switzerland
  • Average pressure in August: 1017.8mbar

The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed in August - Alterswilen, Switzerland
Average wind speed in August
Alterswilen, Switzerland
  • Average wind speed in August: 6.7km/h

The windiest month (with the highest average wind speed) is March (9km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).

Average humidity in August - Alterswilen, Switzerland
Average humidity in August
Alterswilen, Switzerland
  • Average humidity in August: 76%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (75%).

Average rainfall in August - Alterswilen, Switzerland
Average rainfall in August
Alterswilen, Switzerland
  • Average rainfall in August: 126mm

The wettest month (with the highest rainfall) is August (126mm).
The driest month (with the least rainfall) is April (52mm).

Average rainfall days in August - Alterswilen, Switzerland
Average rainfall days in August
Alterswilen, Switzerland
  • Average rainfall days in August: 18.8 days

The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is February (9.5 days).

Average snowfall in August - Alterswilen, Switzerland
Average snowfall in August
Alterswilen, Switzerland
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (353mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in August - Alterswilen, Switzerland
Average snowfall days in August
Alterswilen, Switzerland
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in August / Average sunshine in August - Alterswilen, Switzerland
Average daylight in August /
Average sunshine in August
Alterswilen, Switzerland
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in August: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

Average sunshine days in August - Alterswilen, Switzerland
Average sunshine days in August
Alterswilen, Switzerland
  • Average sunshine days in August: 8.4 days

The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is July (6.6 days).

Average UV index in August - Alterswilen, Switzerland
Average UV index in August
Alterswilen, Switzerland
  • Average UV index in August: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August - Alterswilen, Switzerland
Average cloud cover in August
Alterswilen, Switzerland
  • Average cloud cover in August: 30

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in August - Alterswilen, Switzerland
Average visibility in August
Alterswilen, Switzerland
  • Average visibility in August: 9km

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

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