August weather forecast
Sandweiler, Luxembourg

August

Weather in August

August carries forward the warmth and sunshine-filled days from July but offers a very slight decrease in the temperature. The preserved summer weather continues to keep the city's green spaces vibrant and inviting. Relative to July, the final full summer month sees an almost constant level of daylight duration. August maintains the heat and brightness without much change, leaving ample room for outdoor enjoyment. As September approaches, the weather pattern starts its shift, heralding the onset of fall.

Temperature

July and August, when the average high-temperature in Sandweiler reaches 22.6°C (72.7°F), are the warmest months.

Humidity

The least humid month in Sandweiler is August, with an average relative humidity of 76%.

Rainfall

In Sandweiler, in August, it is raining for 15.9 days, with typically 49mm (1.93") of accumulated precipitation. In Sandweiler, during the entire year, the rain falls for 171.5 days and collects up to 545mm (21.46") of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Sandweiler, the average length of the day in August is 14h and 23min.
On the first day of August in Sandweiler, sunrise is at 06:06 and sunset at 21:16. On the last day of the month, sunrise is at 06:50 and sunset at 20:20 CEST.

Sunshine

In August, the average sunshine is 9.5h.

UV index

The average daily maximum UV index in August in Sandweiler is 4. A UV Index estimate 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 August leads to these advisories:
Be vigilant - A duty to shield skin and eyes from injury exists. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

What is the warmest month in Sandweiler?
Sandweiler's peak temperatures tend to occur in July and August, with an average high-temperature of 22.6°C (72.7°F).
What are August temperatures in Sandweiler?
The high-temperature, in August, in Sandweiler, records 22.6°C (72.7°F), while the low-temperature is 12.3°C (54.1°F).
What is the least humid month in Sandweiler?
The least humid month in Sandweiler, Luxembourg, is August, with an average relative humidity of 76%.
What is the average humidity in August in Sandweiler?
In August, the average relative humidity in Sandweiler is 76%.
How many days does it rain in August in Sandweiler?
In Sandweiler, Luxembourg, in August, during 15.9 rainfall days, 49mm (1.93") of precipitation is typically accumulated.
When it does not snow in Sandweiler?
June through September are months without snowfall in Sandweiler.
How many hours of daylight does Sandweiler have in August?
In Sandweiler, Luxembourg, the average day length in August is 14h and 23min.
When are sunrise and sunset in August in Sandweiler?
In August, on the first day of the month, sunrise is at 06:06 and sunset at 21:16. On the last day of the month, sunrise is at 06:50 and sunset at 20:20 CEST.
How long on average sun shines in August in Sandweiler?
The average sunshine duration in August is 9.5h.
What is the UV index intensity in August in Sandweiler?
In August, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk 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 August - Sandweiler, Luxembourg
Average temperature in August
Sandweiler, Luxembourg
  • Average high temperature in August: 22.6°C

The warmest months (with the highest average high temperature) are July and August (22.6°C).
The month with the lowest average high temperature is January (3.2°C).

  • Average low temperature in August: 12.3°C

The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-1.2°C).

Average pressure in August - Sandweiler, Luxembourg
Average pressure in August
Sandweiler, Luxembourg
  • Average pressure in August: 1016.1mbar

The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is November (1014.1mbar).

Average wind speed in August - Sandweiler, Luxembourg
Average wind speed in August
Sandweiler, Luxembourg
  • Average wind speed in August: 9.6km/h

The windiest month (with the highest average wind speed) is February (15.2km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).

Average humidity in August - Sandweiler, Luxembourg
Average humidity in August
Sandweiler, Luxembourg
  • Average humidity in August: 76%

The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (76%).

Average rainfall in August - Sandweiler, Luxembourg
Average rainfall in August
Sandweiler, Luxembourg
  • Average rainfall in August: 49mm

The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is April (33mm).

Average rainfall days in August - Sandweiler, Luxembourg
Average rainfall days in August
Sandweiler, Luxembourg
  • Average rainfall days in August: 15.9 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (10.8 days).

Average snowfall in August - Sandweiler, Luxembourg
Average snowfall in August
Sandweiler, Luxembourg
  • Average snowfall in August: 0mm

The month with the highest snowfall is December (71mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in August - Sandweiler, Luxembourg
Average snowfall days in August
Sandweiler, Luxembourg
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August / Average sunshine in August - Sandweiler, Luxembourg
Average daylight in August /
Average sunshine in August
Sandweiler, Luxembourg
  • Average daylight in August: 14h and 2min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).

Average sunshine days in August - Sandweiler, Luxembourg
Average sunshine days in August
Sandweiler, Luxembourg
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is September (15.8 days).
The month with the least sunshine days is June (10.4 days).

Average UV index in August - Sandweiler, Luxembourg
Average UV index in August
Sandweiler, Luxembourg
  • 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 - Sandweiler, Luxembourg
Average cloud cover in August
Sandweiler, Luxembourg
  • Average cloud cover in August: 37

The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in August - Sandweiler, Luxembourg
Average visibility in August
Sandweiler, Luxembourg
  • Average visibility in August: 9km

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

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