August weather forecast
Mertert, Luxembourg

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Weather in August

August maintains the warm, summer rhythm in Mertert, though slightly reduced temperatures are observed from the preceding month. A rise in rainfall in the latter part of the month signals the eventual transition to fall. Although humidity decreases slightly relative to July, the changes in other weather parameters are hardly noticeable. Wind speeds remain low, and daylight stays long, fostering favorable conditions for outdoor excursions and activities.

Temperature

Mertert ushers in August with an average high-temperature of a still pleasant 22.6°C (72.7°F), showing a close resemblance to the previous month. During August, the nighttime temperature in Mertert averages to a fresh 12.3°C (54.1°F).

Humidity

The months with the lowest humidity are April and August, with an average relative humidity of 76%.

Rainfall

In Mertert, in August, it is raining for 11.7 days, with typically 30mm (1.18") of accumulated precipitation. Throughout the year, there are 170 rainfall days, and 516mm (20.31") of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Mertert, Luxembourg.

Daylight

In August, the average length of the day in Mertert, Luxembourg, is 14h and 23min.
On the first day of August in Mertert, sunrise is at 06:05 and sunset at 21:15. On the last day of the month, sunrise is at 06:48 and sunset at 20:19 CEST.

Sunshine

In Mertert, the average sunshine in August is 9.6h.

UV index

The average daily maximum UV index in August in Mertert is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 4 in August leads to these recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Direct Sun exposure should be minimized especially during midday when radiation is most intense. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What is the average August temperature in Mertert?

In Mertert, in August, the average high-temperature is 22.6°C (72.7°F), and the average low-temperature is 12.3°C (54.1°F).

What are the least humid months in Mertert?

April and August, with an average relative humidity of 76%, are the least humid months in Mertert.

What is the average humidity in August in Mertert?

The average relative humidity in August in Mertert is 76%.

How many days does it rain in August in Mertert?

In Mertert, in August, during 11.7 rainfall days, 30mm (1.18") of precipitation is typically accumulated.

When it does not snow in Mertert?

May through September are months without snowfall.

What is the average length of the day in August in Mertert?

In Mertert, the average day length in August is 14h and 23min.

What time are sunrise and sunset in August in Mertert?

In August, on the first day of the month, sunrise is at 06:05 and sunset at 21:15. On the last day of the month, in Mertert, Luxembourg, sunrise is at 06:48 and sunset at 20:19 CEST.

How long on average sun shines in August in Mertert?

In Mertert, the average sunshine duration in August is 9.6h.

What is the UV index intensity in August in Mertert?

The average daily maximum UV index in August in Mertert is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
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
Mertert, Luxembourg

Average temperature in August - Mertert, Luxembourg
  • Average high temperature in August: 22.6°C

The warmest month (with the highest average high temperature) is July (22.7°C).
The month with the lowest average high temperature is January (3.1°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 (-1.3°C).

Average pressure in August
Mertert, Luxembourg

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

The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is November (1014.2mbar).

Average wind speed in August
Mertert, Luxembourg

Average wind speed in August - Mertert, Luxembourg
  • Average wind speed in August: 9.4km/h

The windiest month (with the highest average wind speed) is February (14.7km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).

Average humidity in August
Mertert, Luxembourg

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

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

Average rainfall in August
Mertert, Luxembourg

Average rainfall in August - Mertert, Luxembourg
  • Average rainfall in August: 30mm

The wettest month (with the highest rainfall) is December (69mm).
The driest month (with the least rainfall) is July (25mm).

Average rainfall days in August
Mertert, Luxembourg

Average rainfall days in August - Mertert, Luxembourg
  • Average rainfall days in August: 11.7 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is September (9.6 days).

Average snowfall in August
Mertert, Luxembourg

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

The months with the highest snowfall are January and December (66mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in August
Mertert, Luxembourg

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

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Mertert, Luxembourg

Average daylight in August / Average sunshine in August - Mertert, 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 4min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).

Average sunshine days in August
Mertert, Luxembourg

Average sunshine days in August - Mertert, Luxembourg
  • Average sunshine days in August: 17.6 days

The month with the most sunshine days is August (17.6 days).
The month with the least sunshine days is December (7.6 days).

Average UV index in August
Mertert, Luxembourg

Average UV index in August - Mertert, 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
Mertert, Luxembourg

Average cloud cover in August - Mertert, 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
Mertert, Luxembourg

Average visibility in August - Mertert, 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 November and December (7km).

Mertert, Luxembourg

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