July weather forecast
Sandweiler, Luxembourg

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Weather in July

July proves to be the hottest month in Sandweiler with the monthly averages peaking at 22.6°C (72.7°F). Compared to the preceding June, the city experiences an increase in temperatures and maintains relatively high daylight hours. The lack of snowfall and decrease in relative humidity are characteristic of the height of summer. Against the backdrop of blue skies and vibrant greenery, July is conducive for a myriad of outdoor recreational activities. Moving towards August, a slight cooling trend is noticed, but the summer vibes continue to dominate the weather.

Temperature

In Sandweiler, the warmest months are July and August, registering an average high-temperature of 22.6°C (72.7°F).

Humidity

In Sandweiler, the average relative humidity in July is 78%.

Rainfall

In Sandweiler, in July, during 16.3 rainfall days, 45mm (1.77") of precipitation is typically accumulated. In Sandweiler, Luxembourg, during the entire year, the rain falls for 171.5 days and collects up to 545mm (21.46") of precipitation.

Snowfall

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

Daylight

In July, the average length of the day in Sandweiler is 15h and 49min.
On the first day of the month, sunrise is at 05:32 and sunset at 21:45. On the last day of July, sunrise is at 06:05 and sunset at 21:17 CEST.

Sunshine

The month with the most sunshine in Sandweiler is July, with an average of 9.7h of sunshine.

UV index

The months with the highest UV index in Sandweiler are June and July, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 5 in July translates into these instructions:
Make use of precautions - It is urged to ward off sun damage. It's recommended to limit sun exposure when its radiation is at its peak during midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

What time of the year is the hottest in Sandweiler?

July and August are identified as the warmest months in Sandweiler, Luxembourg, with an average high-temperature of 22.6°C (72.7°F).

What are July temperatures in Sandweiler?

During July, Sandweiler experiences an average high-temperature of 22.6°C (72.7°F) and a low-temperature of 12.1°C (53.8°F).

What is the average humidity in July in Sandweiler?

In Sandweiler, the average relative humidity in July is 78%.

How many days does it rain in July in Sandweiler?

In Sandweiler, Luxembourg, during July, the rain falls for 16.3 days and regularly aggregates up to 45mm (1.77") of precipitation.

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 July?

The average day length in July in Sandweiler, Luxembourg, is 15h and 49min.

When is the sunrise / sunset in July in Sandweiler?

On the first day of July, sunrise is at 05:32 and sunset at 21:45. On the last day of the month, sunrise is at 06:05 and sunset at 21:17 CEST.

What month has the most sunshine in Sandweiler?

July has the most sunshine of the year in Sandweiler, Luxembourg, with an average of 9.7h of sunshine.

How many hours of sunshine does Sandweiler have in July?

The average sunshine duration in July in Sandweiler, Luxembourg, is 9.7h.

When is the highest UV index in Sandweiler?

June and July, with an average maximum UV index of 5, are months with the highest UV index in Sandweiler.

How high is the UV index in July in Sandweiler?

The average daily maximum UV index in July is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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 July
Sandweiler, Luxembourg

Average temperature in July - Sandweiler, Luxembourg
  • Average high temperature in July: 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 July: 12.1°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 July
Sandweiler, Luxembourg

Average pressure in July - Sandweiler, Luxembourg
  • Average pressure in July: 1015.8mbar

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 July
Sandweiler, Luxembourg

Average wind speed in July - Sandweiler, Luxembourg
  • Average wind speed in July: 10.3km/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 July
Sandweiler, Luxembourg

Average humidity in July - Sandweiler, Luxembourg
  • Average humidity in July: 78%

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

Average rainfall in July
Sandweiler, Luxembourg

Average rainfall in July - Sandweiler, Luxembourg
  • Average rainfall in July: 45mm

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

Average rainfall days in July
Sandweiler, Luxembourg

Average rainfall days in July - Sandweiler, Luxembourg
  • Average rainfall days in July: 16.3 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 July
Sandweiler, Luxembourg

Average snowfall in July - Sandweiler, Luxembourg
  • Average snowfall in July: 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 July
Sandweiler, Luxembourg

Average snowfall days in July - Sandweiler, Luxembourg
  • Average snowfall days in July: 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 July /
Average sunshine in July
Sandweiler, Luxembourg

Average daylight in July / Average sunshine in July - Sandweiler, Luxembourg
  • Average daylight in July: 15h and 5min

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 July: 9h and 4min

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 July
Sandweiler, Luxembourg

Average sunshine days in July - Sandweiler, Luxembourg
  • Average sunshine days in July: 11.4 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 July
Sandweiler, Luxembourg

Average UV index in July - Sandweiler, Luxembourg
  • Average UV index in July: 5

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 July
Sandweiler, Luxembourg

Average cloud cover in July - Sandweiler, Luxembourg
  • Average cloud cover in July: 39

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 July
Sandweiler, Luxembourg

Average visibility in July - Sandweiler, Luxembourg
  • Average visibility in July: 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).

Sandweiler, Luxembourg

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