Climate and monthly weather forecastHelmdange, Luxembourg
Climate and monthly weather forecast
Weather in January
January, the same as December, is another cold winter month in Helmdange, Luxembourg, with an average temperature ranging between min -1.2°C (29.8°F) and max 3.2°C (37.8°F). In Helmdange, the lowest temperatures are generally noted in January, averaging a high of 3.2°C (37.8°F) and a low of -1.2°C (29.8°F). Weather in January »Weather in February
The last month of the winter, February, is also a wintry month in Helmdange, Luxembourg, with an average temperature fluctuating between 4.3°C (39.7°F) and -0.9°C (30.4°F). February's onset records a minor alteration in the average high-temperature to a still icy 4.3°C (39.7°F) from January's 3.2°C (37.8°F). Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Helmdange, Luxembourg, with temperature in the range of an average low of 1.4°C (34.5°F) and an average high of 9.1°C (48.4°F). The beginning of March signals a minor rise in the average high-temperature, moving from a wintry 4.3°C (39.7°F) in February to a frosty 9.1°C (48.4°F). Weather in March »Weather in April
April in Helmdange, Luxembourg, is a refreshing spring month, with an average temperature fluctuating between 14.1°C (57.4°F) and 4.6°C (40.3°F). With the onset of April, Helmdange sees a temperature rise, with the average high-temperature moving from March's frosty 9.1°C (48.4°F) to a mild 14.1°C (57.4°F). Weather in April »Weather in May
The last month of the spring, May, is a refreshing month in Helmdange, Luxembourg, with an average temperature fluctuating between 16.7°C (62.1°F) and 6.7°C (44.1°F). The arrival of May marks a slight shift to an average high-temperature of an enjoyable 16.7°C (62.1°F) from April's 14.1°C (57.4°F). Weather in May »Weather in June
The first month of the summer, June, is a pleasant month in Helmdange, Luxembourg, with temperature in the range of an average high of 20.1°C (68.2°F) and an average low of 10.2°C (50.4°F). Helmdange observes a slight ascent in average high-temperatures during June, adjusting from a refreshing 16.7°C (62.1°F) in May to an agreeable 20.1°C (68.2°F). Weather in June »Weather in July
July, like June, is another pleasant summer month in Helmdange, Luxembourg, with an average temperature fluctuating between 22.6°C (72.7°F) and 12.1°C (53.8°F). Helmdange's warmest season falls during July and August, averaging a high-temperature of 22.6°C (72.7°F). Weather in July »Weather in August
The last month of the summer, August, is also an agreeable month in Helmdange, Luxembourg, with an average temperature fluctuating between 22.6°C (72.7°F) and 12.3°C (54.1°F). The months of July and August are noted for their peak temperatures, with an average high-temperature of 22.6°C (72.7°F). Weather in August »Weather in September
September, the first month of the autumn in Helmdange, is also an enjoyable month, with temperature in the range of an average high of 18.5°C (65.3°F) and an average low of 9°C (48.2°F). The arrival of September signals a subtle shift in temperature, down from an agreeable 22.6°C (72.7°F) in August to a refreshing 18.5°C (65.3°F). Weather in September »Weather in October
October, like September, is another refreshing autumn month in Helmdange, Luxembourg, with an average temperature ranging between max 13.4°C (56.1°F) and min 5.8°C (42.4°F). Observing a mild shift, the average high-temperature during October reduces from September's enjoyable 18.5°C (65.3°F) to a moderate 13.4°C (56.1°F). Weather in October »Weather in November
November, the last month of the autumn in Helmdange, is another chilly month, with an average temperature varying between 7.8°C (46°F) and 2.7°C (36.9°F). November's onset corresponds with a shift in the average high-temperature, moving from a mild 13.4°C (56.1°F) in October to a frosty 7.8°C (46°F). Weather in November »Weather in December
December, the first month of the winter in Helmdange, is also an icy month, with an average temperature varying between 0.2°C (32.4°F) and 4.5°C (40.1°F). The arrival of December correlates with a minor temperature reduction, down from November's frosty 7.8°C (46°F) to an icy 4.5°C (40.1°F). Weather in December »Updated: Feb 3, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January is Helmdange's coldest month, registering average high temperatures of 3.2°C (37.8°F) and lows of -1.2°C (29.8°F).
Throughout the year, in Helmdange, Luxembourg, there are 171.5 rainfall days, and 545mm (21.46") of precipitation is accumulated.
Months with snowfall are January through May, October through December.
In Helmdange, Luxembourg, during the entire year, snow falls for 28 days and aggregates up to 235mm (9.25") of snow.
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
The month with the least rainfall in Helmdange is April, when the rain falls for 13.5 days and typically collects 33mm (1.3") of precipitation.
In Helmdange, snow does not fall in June through September.
With an average of 16h and 12min of daylight, June has the longest days of the year.
June and July, with an average maximum UV index of 5, are months with the highest UV index in Helmdange, Luxembourg.
July and August mark Helmdange's peak of temperatures, averaging a high-temperature of 22.6°C (72.7°F).
The month with the most sunshine is July, with an average of 9.7h of sunshine.
August is the least humid month in Helmdange, with an average relative humidity of 76%.
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Helmdange, Luxembourg, 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.
With an average relative humidity of 91%, December is the most humid month.
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.
December is the month with the most snowfall. Snow falls for 5.9 days and accumulates 71mm (2.8") of snow.
December has the shortest days of the year, with an average of 8h and 12min of daylight.
The month with the least sunshine is December, with an average of 3.1h of sunshine.
Average temperature
Helmdange, 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
Helmdange, 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
Helmdange, 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
Helmdange, Luxembourg
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (76%).
Average rainfall
Helmdange, Luxembourg
The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is April (33mm).
Average rainfall days
Helmdange, 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
Helmdange, 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
Helmdange, 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
Helmdange, Luxembourg
- Average daylight in January:
8h and 42min - Average daylight in February:
10h and 6min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 48min - Average daylight in May:
15h and 24min - Average daylight in June:
16h and 12min
- Average daylight in July:
15h and 48min - Average daylight in August:
14h and 24min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 48min - Average daylight in November:
9h and 6min - Average daylight in December:
8h and 12min
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 January:
3h and 30min - Average sunshine in February:
3h and 54min - Average sunshine in March:
5h and 54min - Average sunshine in April:
8h and 18min - Average sunshine in May:
8h and 42min - Average sunshine in June:
9h and 0min
- Average sunshine in July:
9h and 42min - Average sunshine in August:
9h and 30min - Average sunshine in September:
8h and 6min - Average sunshine in October:
5h and 18min - Average sunshine in November:
3h and 42min - Average sunshine in December:
3h and 6min
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
Helmdange, 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
Helmdange, 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
Helmdange, 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
Helmdange, 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).
