August weather forecast
Sissach, Switzerland

August

Weather in August

The last month of the summer, August, is also a moderately hot month in Sissach, Switzerland, with an average temperature fluctuating between 23.8°C (74.8°F) and 12.6°C (54.7°F).

Temperature

Sissach's highest average temperatures are recorded in July and August, reaching a high of 23.8°C (74.8°F).

Humidity

In Sissach, the average relative humidity in August is 78%.

Rainfall

In Sissach, Switzerland, during August, the rain falls for 17.7 days and regularly aggregates up to 85mm (3.35") of precipitation. Throughout the year, in Sissach, there are 196.7 rainfall days, and 822mm (32.36") of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day in Sissach, Switzerland, is 14h and 13min.
On the first day of August, sunrise is at 06:07 and sunset at 21:02. On the last day of the month, sunrise is at 06:46 and sunset at 20:10 CEST.

Sunshine

July and August, with an average of 10.2h of sunshine, are months with the most sunshine.

UV index

The average daily maximum UV index in August in Sissach, Switzerland, is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In August, a regular UV index of 4 translates into these guidelines:
Undertake precautions - Obligation exists to protect against skin and eye damage. Avoiding the Sun during its peak radiation time around midday is a healthy practice. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What is the hottest time of year in Sissach?
In Sissach, the warmest period comes during July and August, when the average high-temperature touches 23.8°C (74.8°F).
What are the temperatures in Sissach in August?
The high-temperature in Sissach, Switzerland, during August is 23.8°C (74.8°F) and the low-temperature is 12.6°C (54.7°F).
What is the average humidity in August in Sissach?
In August, the average relative humidity in Sissach, Switzerland, is 78%.
How much does it rain in Sissach in August?
In Sissach, during August, the rain falls for 17.7 days and regularly aggregates up to 85mm (3.35") of precipitation.
When it does not snow in Sissach?
In Sissach, snow does not fall in June through September.
How many hours of daylight does Sissach have in August?
The average day length in August in Sissach, Switzerland, is 14h and 13min.
When is the sunrise / sunset in August in Sissach?
On the first day of August in Sissach, sunrise is at 06:07 and sunset at 21:02. On the last day of the month, sunrise is at 06:46 and sunset at 20:10 CEST.
What are the months with the most sunshine in Sissach?
The months with the most sunshine are July and August, with an average of 10.2h of sunshine.
How long on average sun shines in August in Sissach?
In August, the average sunshine duration in Sissach, Switzerland, is 10.2h.
How high is the UV index in August in Sissach?
The average daily maximum UV index in August is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August
Sissach, Switzerland
  • Average high temperature in August: 23.8°C

The warmest months (with the highest average high temperature) are July and August (23.8°C).
The month with the lowest average high temperature is January (3.4°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 (-2.3°C).

Average pressure in August
Sissach, Switzerland
  • Average pressure in August: 1017.6mbar

The month with the highest atmospheric pressure is December (1020.7mbar).
The months with the lowest atmospheric pressure are April and November (1015.7mbar).

Average wind speed in August
Sissach, Switzerland
  • Average wind speed in August: 6.4km/h

The windiest month (with the highest average wind speed) is March (9.4km/h).
The calmest month (with the lowest average wind speed) is August (6.4km/h).

Average humidity in August
Sissach, Switzerland
  • Average humidity in August: 78%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).

Average rainfall in August
Sissach, Switzerland
  • Average rainfall in August: 85mm

The wettest month (with the highest rainfall) is June (100mm).
The driest month (with the least rainfall) is September (41mm).

Average rainfall days in August
Sissach, Switzerland
  • Average rainfall days in August: 17.7 days

The month with the highest number of rainy days is May (22.3 days).
The month with the least rainy days is October (13 days).

Average snowfall in August
Sissach, Switzerland
  • Average snowfall in August: 0mm

The month with the highest snowfall is December (88mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in August
Sissach, Switzerland
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Sissach, 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 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average sunshine days in August
Sissach, Switzerland
  • Average sunshine days in August: 9.3 days

The month with the most sunshine days is October (15 days).
The month with the least sunshine days is June (6.1 days).

Average UV index in August
Sissach, Switzerland
  • Average UV index in August: 4

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in August
Sissach, Switzerland
  • Average cloud cover in August: 32

The months with the most cloud cover are January and December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in August
Sissach, Switzerland
  • Average visibility in August: 9km

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

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