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Contents
- The climate of Mersch
- The best time to visit Mersch
- The worst time to visit Mersch
- Spring weather in Mersch
- Summer weather in Mersch
- Autumn weather in Mersch
- Winter weather in Mersch
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- 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
The climate of Mersch
Mersch, a picturesque town in Luxembourg, experiences a Marine west coast climate with a warm summer, denoted as Cfb under the Köppen climate classification. Throughout the year, there's a noticeable variation in climate as the town navigates from balmy days to the cool temperatures.
Delving into the month-by-month climate fluctuations, the highs average from 3.2°C (37.8°F) in January to a comfortable 22.6°C (72.7°F) from July to August, whereas the lows can tumble down to -1.2°C (29.8°F) in January and rise up to 12.3°C (54.1°F) in August. With regard to rainfall, it ranges from 33mm (1.3") in April to 61mm (2.4") in December, hinting at a fairly even dispersion of rainfall throughout the year. Looking at the percentage of cloud cover, it fluctuates between 37% in August and 70% in December, revealing darker winter months.
Unique weather conditions show up in the form of relative humidity that averages from 76% in August to 91% in December, indicating possibly foggy conditions during winter. Additionally, the town sees snowfall averaging 63mm (2.48") in January and an impressive 71mm (2.8") in December.
Delving into the month-by-month climate fluctuations, the highs average from 3.2°C (37.8°F) in January to a comfortable 22.6°C (72.7°F) from July to August, whereas the lows can tumble down to -1.2°C (29.8°F) in January and rise up to 12.3°C (54.1°F) in August. With regard to rainfall, it ranges from 33mm (1.3") in April to 61mm (2.4") in December, hinting at a fairly even dispersion of rainfall throughout the year. Looking at the percentage of cloud cover, it fluctuates between 37% in August and 70% in December, revealing darker winter months.
Unique weather conditions show up in the form of relative humidity that averages from 76% in August to 91% in December, indicating possibly foggy conditions during winter. Additionally, the town sees snowfall averaging 63mm (2.48") in January and an impressive 71mm (2.8") in December.
The best time to visit Mersch
Given the enticing weather conditions, the prime time to experience Mersch to its fullest is between June and August. During this period, the temperature scale displays a range from 20.1°C (68.2°F) to 22.6°C (72.7°F). It is worth noting that the average daylight duration is the longest within this timeframe, stretching from 15.4 hours in May to 16.2 hours in June. This, coupled with the year's maximum average sunshine hours (9.7 hours in July), adds to the attractiveness of the season for explorations and activities.
The worst time to visit Mersch
Considering the fluctuation in weather conditions, the period between November and January may not be the ideal time for a visit. The lowest average temperatures greet the town during December and January, reaching lows of 0.2°C (32.4°F). Additionally, December witnesses the highest average monthly rainfall of 61mm (2.4") along with the highest average relative humidity of 91%, leading to potential damp and chilly environments.
Spring weather in Mersch
The onset of spring in Mersch brings increasing daylight hours, warmer temperatures, and less snowfall. From March to May, the highs rise steadily from 9.1°C (48.4°F) to 16.7°C (62.1°F), while the lows range from 1.4°C (34.5°F) to 6.7°C (44.1°F). These months receive rainfall between 41mm (1.61") and 53mm (2.09"), providing lush, vibrant landscapes for those keen on outdoor activities.
Summer weather in Mersch
Summers in Mersch showcase the town at its warmest, with highs averaging from 20.1°C (68.2°F) in June to 22.6°C (72.7°F) in July and August. The lows during this period vary between 10.2°C (50.4°F) and 12.3°C (54.1°F). Rainfall increases to 58mm (2.28") in June, then slightly decreases to 49mm (1.93") in August. However, visitors can revel in the longest daylight hours (up to 16.2 hours) and the highest monthly average of sunshine hours while exploring the town's stunning architecture and scenic nature reserves.
Autumn weather in Mersch
With the advent of autumn in Mersch, the early signs of a cooler season appear. From September to November, the highs decrease from 18.5°C (65.3°F) to 7.8°C (46°F), while lows fall from 9°C (48.2°F) to 2.7°C (36.9°F). The monthly average rainfall increases from 35mm (1.38") in September to 44mm (1.73") in November, creating a picturesque canvas of colors.
Winter weather in Mersch
Winters in Mersch are characterized by low temperatures, increased rainfall, and the return of snow. From December to February, the highs fall from 4.5°C (40.1°F) to 3.2°C (37.8°F), while the lows linger around 0.2°C (32.4°F) to -1.2°C (29.8°F). The months also witness a substantial spike in snowfall, starting with 15mm (0.59") in November to the yearly peak of 71mm (2.8") in December. Despite the cold, the beautiful snow-lined streets and buildings offer a magical view during winter, which could be a unique sightseeing experience.
Weather in January
January marks the chilliest period in Mersch, Luxembourg, with temperatures dipping as low as -1.2°C (29.8°F) at night and reaching only as high as 3.2°C (37.8°F) during the day. Additionally, skies are often overcast, leading to diminished sunlight. Weather in January »
Weather in February
In February, the weather in Mersch sees a marginal increase in temperatures from January, but one can still expect snowfall. The last of the snowy months, the city is subjected to an average snowfall of 53mm (2.09") across 7.8 days this month. Weather in February »
Weather in March
With the advent of March, Mersch witnesses a transition from the cool clutches of winter to the welcoming embrace of spring. This month boasts a substantial increase in temperatures compared to February, with higher daylight hours signaling bright, sunny days ahead. Weather in March »
Weather in April
April is the harbinger of spring in full swing in Mersch. A noticeable enhancement in sunlight exposure underpins the lengthening days of spring. The flora is in full bloom, interspersed with occasional showers, lending the city a fresh and vibrant look. Weather in April »
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. Weather in May »
Weather in June
Stepping in June, Mersch greets the onset of summer, making it an extraordinarily delightful time. Luxuriating in the longest days of the year, the city experiences the most prolonged sunlight exposure. With temperatures peaking at an average high of 20.1°C (68.2°F) and nights mildly cool, June's weather is convivial for outdoor enjoyment. Weather in June »
Weather in July
July is the peak of summer in Mersch with temperatures soaring to an absolute maximum average of 22.6°C (72.7°F). These warm days are balanced by pleasant nights with temperatures averaging around 12.1°C (53.8°F), offering a refreshing break from the day's heat. Weather in July »
Weather in August
August continues the summer season in Mersch, mirroring July's temperatures. The days are long and bright, with plenty of sunlight to enjoy. Being the last month of summer, it prepares to bid farewell to higher temperatures, gradually paving the way for autumn. Weather in August »
Weather in September
September announces the beginning of autumn in Mersch, transitioning away from the heat of the summer months. The city witnesses a considerable drop in temperatures from those in August, indicating the onset of cooler days. The trees start displaying shades of gold and red, casting a beautiful autumnal hue across the city. Weather in September »
Weather in October
October sees Mersch submerged in deep autumn, with temperatures dipping further from September. The cold begins to creep in gradually, but the chill is not too severe yet. The landscapes are painted with vibrant autumnal hues, providing a visual treat to the residents and visitors alike. Weather in October »
Weather in November
In November, Mersch experiences a significant drop in temperatures from those in October, leading the city towards the brink of winter. The days now grow notably shorter, as if preparing for the winter solstice. Fall's brilliant colors start to fade, as trees shed their leaves, readying themselves for winter. Weather in November »
Weather in December
December heralds the beginning of winter in Mersch in all its glory. With a drop in temperatures to an average low of 0.2°C (32.4°F) and nights frequently experiencing freezing temperatures, winter firmly announces its arrival. Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Mersch?
In Mersch, January is the month with the lowest recorded average temperatures, measuring a high of 3.2°C (37.8°F) and a low of -1.2°C (29.8°F).
How many days does it rain in Mersch?
In Mersch, Luxembourg, during the entire year, the rain falls for 171.5 days and collects up to 545mm (21.46") of precipitation.
When does it snow in Mersch?
January through May, October through December are months with snowfall in Mersch.
How many days does it snow in Mersch?
Throughout the year, in Mersch, there are 28 snowfall days, and 235mm (9.25") of snow is accumulated.
What are the months with the lowest UV index in Mersch?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Mersch, Luxembourg.
What is the driest month in Mersch?
April is the month with the least rainfall in Mersch. Rain falls for 13.5 days and accumulates 33mm (1.3") of precipitation.
When it does not snow in Mersch?
In Mersch, snow does not fall in June through September.
When are the longest days in Mersch?
With an average of 16h and 18min of daylight, June has the longest days of the year in Mersch.
What are the months with the highest UV index in Mersch?
June and July, with an average maximum UV index of 5, are months with the highest UV index.
What is the hottest time of year in Mersch?
Warmest months in Mersch, Luxembourg, are July and August, with an average high-temperature of 22.6°C (72.7°F).
What month has the most sunshine in Mersch?
With an average of 9.7h of sunshine, July has the most sunshine of the year in Mersch.
What is the least humid month in Mersch?
August is the least humid month, with an average relative humidity of 76%.
When is Daylight Saving Time (DST) in Mersch?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Mersch, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the most humid month in Mersch?
December is the most humid month, with an average relative humidity of 91%.
What is the rainiest month in Mersch?
The month with the most rainfall is December, when the rain falls for 15.1 days and typically aggregates up to 61mm (2.4") of precipitation.
When does it snow the most in Mersch?
The month with the most snowfall in Mersch is December, when snow falls for 5.9 days and typically aggregates up to 71mm (2.8") of snow.
What is the month with the shortest days in Mersch?
The month with the shortest days in Mersch is December, with an average of 8h and 12min of daylight.
What is the month with the least sunshine in Mersch?
With an average of 3.1h of sunshine, December has the least sunshine of the year in Mersch.
Average temperature
Mersch, Luxembourg
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).
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
Mersch, Luxembourg
- Average pressure in January:
1017.7mbar - Average pressure in February:
1016.4mbar - Average pressure in March:
1016.5mbar - Average pressure in April:
1015.6mbar - Average pressure in May:
1016.1mbar - Average pressure in June:
1016mbar
- Average pressure in July:
1015.8mbar - Average pressure in August:
1016.1mbar - Average pressure in September:
1017.9mbar - Average pressure in October:
1017.5mbar - Average pressure in November:
1014.1mbar - Average pressure in December:
1018.2mbar
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
Mersch, Luxembourg
- Average wind speed in January:
14.4km/h - Average wind speed in February:
15.2km/h - Average wind speed in March:
14.6km/h - Average wind speed in April:
11.5km/h - Average wind speed in May:
11km/h - Average wind speed in June:
10.5km/h
- Average wind speed in July:
10.3km/h - Average wind speed in August:
9.6km/h - Average wind speed in September:
10.1km/h - Average wind speed in October:
11.4km/h - Average wind speed in November:
12.9km/h - Average wind speed in December:
14.7km/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
Mersch, Luxembourg
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (76%).
Average rainfall
Mersch, Luxembourg
The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is April (33mm).
Average rainfall days
Mersch, Luxembourg
- Average rainfall days in January:
12.8 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
13.5 days - Average rainfall days in May:
18 days - Average rainfall days in June:
17.7 days
- Average rainfall days in July:
16.3 days - Average rainfall days in August:
15.9 days - Average rainfall days in September:
11.3 days - Average rainfall days in October:
13.5 days - Average rainfall days in November:
13.8 days - Average rainfall days in December:
15.1 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
Mersch, Luxembourg
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
Mersch, Luxembourg
- Average snowfall days in January:
7.8 days - Average snowfall days in February:
7.8 days - Average snowfall days in March:
3.1 days - Average snowfall days in April:
0.4 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.4 days - Average snowfall days in November:
2.5 days - Average snowfall days in December:
5.9 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 / Average sunshine
Mersch, Luxembourg
- Average daylight in January:
8h and 4min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 2min - Average daylight in June:
16h and 2min
- Average daylight in July:
15h and 5min - Average daylight in August:
14h and 2min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 1min - Average daylight in December:
8h and 1min
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 January:
3h and 3min - Average sunshine in February:
3h and 5min - Average sunshine in March:
5h and 5min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 0min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 3min - Average sunshine in September:
8h and 1min - Average sunshine in October:
5h and 2min - Average sunshine in November:
3h and 4min - Average sunshine in December:
3h and 1min
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
Mersch, Luxembourg
- Average sunshine days in January:
12.3 days - Average sunshine days in February:
11.9 days - Average sunshine days in March:
14.8 days - Average sunshine days in April:
13.8 days - Average sunshine days in May:
10.5 days - Average sunshine days in June:
10.4 days
- Average sunshine days in July:
11.4 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
15.8 days - Average sunshine days in October:
14.9 days - Average sunshine days in November:
12.3 days - Average sunshine days in December:
11 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
Mersch, Luxembourg
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
Mersch, Luxembourg
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
Mersch, Luxembourg
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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