August weather forecast
Marnach, Luxembourg

August

Weather in August

As August unfolds, the weather in Marnach shifts subtly towards the latter part of summer, still bearing witness to warm temperatures. The highest temperature is marked similarly to July, plateauing at an average high of 20.9°C (69.6°F), retaining the summery vibes in Marnach. August carries forward the prevalent summer traditions of picnics and outdoor activities, despite the uptick in rainfall. Clear skies with less cloud cover and steady wind speeds make August predominantly calm and predictable. While the month indicates a slow farewell to summer, it also welcomes the countdown to the autumn season.

Temperature

August brings the highest temperatures, with an average high of 20.9°C (69.6°F) and an average low of 11.1°C (52°F).

Humidity

In August, the average relative humidity in Marnach, Luxembourg, is 81%.

Rainfall

In August, in Marnach, the rain falls for 16.8 days. Throughout August, 54mm (2.13") of precipitation is accumulated. Throughout the year, there are 166.4 rainfall days, and 566mm (22.28") of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day in Marnach is 14h and 25min.
On the first day of the month, sunrise is at 06:05 and sunset at 21:18. On the last day of August, in Marnach, sunrise is at 06:50 and sunset at 20:21 CEST.

Sunshine

July and August, with an average of 8.8h of sunshine, are months with the most sunshine.

UV index

In August, the average daily maximum UV index in Marnach is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 4 in August transforms into the following instructions:
Act with care - The need to guard against sun damage is communicated. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

What are the warmest months in Marnach?
August registers as the month with the average highest temperatures, reaching 20.9°C (69.6°F) at its peak and 11.1°C (52°F) at the lowest.
What is the average August temperature in Marnach?
An average high-temperature, in August, in Marnach, is 20.9°C (69.6°F) and the average low-temperature is 11.1°C (52°F).
What is the average humidity in August in Marnach?
In August, the average relative humidity in Marnach, Luxembourg, is 81%.
How many days does it rain in August in Marnach?
In Marnach, during August, the rain falls for 16.8 days and regularly aggregates up to 54mm (2.13") of precipitation.
When it does not snow in Marnach?
In Marnach, Luxembourg, snow does not fall in June through September.
How many hours of daylight does Marnach have in August?
In August, the average day length is 14h and 25min.
What time are sunrise and sunset in August in Marnach?
In August, on the first day of the month, sunrise is at 06:05 and sunset at 21:18. On the last day of the month, in Marnach, Luxembourg, sunrise is at 06:50 and sunset at 20:21 CEST.
What are the months with the most sunshine in Marnach?
The months with the most sunshine in Marnach, Luxembourg, are July and August, with an average of 8.8h of sunshine.
How long on average sun shines in August in Marnach?
In August, the average sunshine duration in Marnach is 8.8h.
How high is the UV index in August in Marnach?
In Marnach, the average daily maximum UV index in August is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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 - Marnach, Luxembourg
Average temperature in August
Marnach, Luxembourg
  • Average high temperature in August: 20.9°C

The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (2.4°C).

  • Average low temperature in August: 11.1°C

The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is January (-1.9°C).

Average pressure in August - Marnach, Luxembourg
Average pressure in August
Marnach, Luxembourg
  • Average pressure in August: 1015.9mbar

The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.7mbar).

Average wind speed in August - Marnach, Luxembourg
Average wind speed in August
Marnach, Luxembourg
  • Average wind speed in August: 9.9km/h

The windiest month (with the highest average wind speed) is February (16.2km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).

Average humidity in August - Marnach, Luxembourg
Average humidity in August
Marnach, Luxembourg
  • Average humidity in August: 81%

The months with the highest relative humidity are January, November and December (92%).
The month with the lowest relative humidity is April (79%).

Average rainfall in August - Marnach, Luxembourg
Average rainfall in August
Marnach, Luxembourg
  • Average rainfall in August: 54mm

The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is April (31mm).

Average rainfall days in August - Marnach, Luxembourg
Average rainfall days in August
Marnach, Luxembourg
  • Average rainfall days in August: 16.8 days

The months with the highest number of rainy days are June and July (17.3 days).
The month with the least rainy days is February (9.2 days).

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

The month with the highest snowfall is February (105mm).
The months with the least snowfall are June, July, August and September (0mm).

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

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in August: 8h and 5min

The months with the most sunshine are July and August (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).

Average sunshine days in August - Marnach, Luxembourg
Average sunshine days in August
Marnach, Luxembourg
  • Average sunshine days in August: 12 days

The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in August - Marnach, Luxembourg
Average UV index in August
Marnach, Luxembourg
  • Average UV index in August: 4

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

Average cloud cover in August - Marnach, Luxembourg
Average cloud cover in August
Marnach, Luxembourg
  • Average cloud cover in August: 43

The month with the most cloud cover is December (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 43).

Average visibility in August - Marnach, Luxembourg
Average visibility in August
Marnach, Luxembourg
  • Average visibility in August: 8km

The month with the highest visibility is April (9km).
The months with the lowest visibility are November and December (7km).

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