May weather forecast
Mersch, Luxembourg

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Weather in May

May brings along the charm of late spring in Mersch, with longer sunlit days and agreeable temperatures. The month exhibits a substantial leap in temperatures compared to that of April, both in terms of minimum and maximum averages. With the city in full bloom, this month offers residents and visitors extravagant sunny days to enjoy the outdoor activities and scenery. The increase in rain compared to the previous month doesn't hamper the high spirits of the city dwellers, as the month typically experiences sunlit days as well. May boasts itself as a month blending the freshness of spring and the approach of summer, gifting Mersch bright and colorful days.

Temperature

Transitioning into May, Mersch experiences an average high-temperature of a comfortable 16.7°C (62.1°F), marking a minor shift from the preceding month. Mersch, during the month of May, experiences an average low-temperature of 6.7°C (44.1°F).

Humidity

In May, the average relative humidity in Mersch is 82%.

Rainfall

In Mersch, in May, it is raining for 18 days, with typically 53mm (2.09") of accumulated precipitation. In Mersch, Luxembourg, during the entire year, the rain falls for 171.5 days and collects up to 545mm (21.46") of precipitation.

Snowfall

Months with snowfall in Mersch, Luxembourg, are January through May, October through December. May is the last month it regularly snows in Mersch. During 0.1 snowfall days, in May, Mersch aggregates 1mm (0.04") of snow. In Mersch, during the entire year, snow falls for 28 days and aggregates up to 235mm (9.25") of snow.

Daylight

The average length of the day in May in Mersch is 15h and 24min.
On the first day of May in Mersch, Luxembourg, sunrise is at 06:11 and sunset at 20:53. On the last day of the month, sunrise is at 05:32 and sunset at 21:34 CEST.

Sunshine

The average sunshine in May is 8.7h.

UV index

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 4 during May translates into the following guidance:
Act with care - The suggestion to avoid sunburn is emphasized. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Feb 3, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the temperatures in Mersch in May?

In May, in Mersch, the average high-temperature is 16.7°C (62.1°F), and the average low-temperature is 6.7°C (44.1°F).

What is the average humidity in May in Mersch?

In Mersch, the average relative humidity in May is 82%.

How many days does it rain in May in Mersch?

In Mersch, in May, it is raining for 18 days, with typically 53mm (2.09") of accumulated precipitation.

What is the last month it snows in Mersch?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Mersch aggregates 1mm (0.04") of snow.

How many hours of daylight does Mersch have in May?

In Mersch, Luxembourg, the average day length in May is 15h and 24min.

What time are sunrise and sunset in May in Mersch?

In May, on the first day of the month, sunrise is at 06:11 and sunset at 20:53. On the last day of the month, sunrise is at 05:32 and sunset at 21:34 CEST.

How long on average sun shines in May in Mersch?

In Mersch, the average sunshine duration in May is 8.7h.

How high is the UV index in May in Mersch?

The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from 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 May
Mersch, Luxembourg

Average temperature in May - Mersch, Luxembourg
  • Average high temperature in May: 16.7°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 May: 6.7°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 May
Mersch, Luxembourg

Average pressure in May - Mersch, Luxembourg
  • Average pressure in May: 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 May
Mersch, Luxembourg

Average wind speed in May - Mersch, Luxembourg
  • Average wind speed in May: 11km/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 May
Mersch, Luxembourg

Average humidity in May - Mersch, Luxembourg
  • Average humidity in May: 82%

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

Average rainfall in May
Mersch, Luxembourg

Average rainfall in May - Mersch, Luxembourg
  • Average rainfall in May: 53mm

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

Average rainfall days in May
Mersch, Luxembourg

Average rainfall days in May - Mersch, Luxembourg
  • Average rainfall days in May: 18 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 May
Mersch, Luxembourg

Average snowfall in May - Mersch, Luxembourg
  • Average snowfall in May: 1mm

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 May
Mersch, Luxembourg

Average snowfall days in May - Mersch, Luxembourg
  • Average snowfall days in May: 0.1 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 May /
Average sunshine in May
Mersch, Luxembourg

Average daylight in May / Average sunshine in May - Mersch, Luxembourg
  • Average daylight in May: 15h 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 May: 8h 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 May
Mersch, Luxembourg

Average sunshine days in May - Mersch, Luxembourg
  • Average sunshine days in May: 10.5 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 May
Mersch, Luxembourg

Average UV index in May - Mersch, Luxembourg
  • Average UV index in May: 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 May
Mersch, Luxembourg

Average cloud cover in May - Mersch, Luxembourg
  • Average cloud cover in May: 45

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 May
Mersch, Luxembourg

Average visibility in May - Mersch, Luxembourg
  • Average visibility in May: 8km

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).

Mersch, Luxembourg

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