Monthly weather forecast and climate
Mertenne, Belgium

January, the same as December, is a wintry winter month in Mertenne, Belgium, with average temperature fluctuating between -0.2°C (31.6°F) and 3.9°C (39°F). With an average high-temperature of 3.9°C (39°F) and an average low-temperature of -0.2°C (31.6°F), January is the coldest month. Weather in January »

The last month of the winter, February, is another cold month in Mertenne, Belgium, with average temperature ranging between max 5.3°C (41.5°F) and min -0.1°C (31.8°F). In February, the average high-temperature is practically the same as in January - a still cold 5.3°C (41.5°F). Weather in February »

The first month of the spring, March, is a chilly month in Mertenne, Belgium, with average temperature ranging between min 2°C (35.6°F) and max 9.5°C (49.1°F). In Mertenne, the average high-temperature slightly increases, from a cold 5.3°C (41.5°F) in February, to a frosty 9.5°C (49.1°F). Weather in March »

April in Mertenne, Belgium, is a mild spring month, with average temperature ranging between max 13.8°C (56.8°F) and min 4.8°C (40.6°F). In April, the average high-temperature slightly increases, from a frosty 9.5°C (49.1°F) in March, to a moderate 13.8°C (56.8°F). Weather in April »

The last month of the spring, May, is an enjoyable month in Mertenne, Belgium, with average temperature ranging between max 16.4°C (61.5°F) and min 6.9°C (44.4°F). In May, the average high-temperature is practically the same as in April - an enjoyable 16.4°C (61.5°F). Weather in May »

June, the first month of the summer, in Mertenne, is still a comfortable month, with average temperature ranging between min 10.3°C (50.5°F) and max 19.7°C (67.5°F). In Mertenne, Belgium, the average high-temperature in June slightly increases, from 16.4°C (61.5°F) in May, to a still enjoyable 19.7°C (67.5°F). Weather in June »

July in Mertenne, Belgium, is an agreeable summer month, with average temperature varying between 21.9°C (71.4°F) and 12.3°C (54.1°F). July is the warmest month, with an average high-temperature of 21.9°C (71.4°F) and an average low-temperature of 12.3°C (54.1°F). Weather in July »

The last month of the summer, August, is another pleasant month in Mertenne, Belgium, with average temperature fluctuating between 12.4°C (54.3°F) and 21.8°C (71.2°F). In Mertenne, the average high-temperature is practically the same as in July - a still pleasant 21.8°C (71.2°F). Weather in August »

The first month of the autumn, September, is also an enjoyable month in Mertenne, Belgium, with average temperature ranging between min 9.8°C (49.6°F) and max 18.7°C (65.7°F). In Mertenne, Belgium, the average high-temperature slightly decreases, from a pleasant 21.8°C (71.2°F) in August, to a comfortable 18.7°C (65.7°F). Weather in September »

October, like September, is another mild autumn month in Mertenne, Belgium, with temperature in the range of an average high of 13.9°C (57°F) and an average low of 6.8°C (44.2°F). In Mertenne, the average high-temperature marginally drops, from an enjoyable 18.7°C (65.7°F) in September, to a moderate 13.9°C (57°F). Weather in October »

November, the last month of the autumn, in Mertenne, is another chilly month, with average temperature ranging between max 8.7°C (47.7°F) and min 3.9°C (39°F). In Mertenne, the average high-temperature decreases, from a moderate 13.9°C (57°F) in October, to a chilly 8.7°C (47.7°F). Weather in November »

December, the first month of the winter, in Mertenne, is also a wintry month, with average temperature varying between 1.3°C (34.3°F) and 5.2°C (41.4°F). In Mertenne, the average high-temperature slightly decreases, from a frosty 8.7°C (47.7°F) in November, to a wintry 5.2°C (41.4°F). Weather in December »

What is the coldest month in Mertenne?

The coldest month in Mertenne is January, with an average high-temperature of 3.9°C (39°F) and an average low-temperature of -0.2°C (31.6°F).

How many days does it rain in Mertenne?

Throughout the year, there are 188.7 rainfall days, and 575mm (22.64") of precipitation is accumulated.

When does it snow in Mertenne?

Months with snowfall in Mertenne, Belgium, are January through April, October through December.

How much does it snow in Mertenne?

Throughout the year, there are 27.2 snowfall days, and 247mm (9.72") of snow is accumulated.

What is the snowiest month in Mertenne?

January is the month with the most snowfall. Snow falls for 8.2 days and accumulates 68mm (2.68") of snow.

What is the month with the least sunshine in Mertenne?

January and December, with an average of 3.4h of sunshine, are months with the least sunshine in Mertenne, Belgium.

When is the lowest UV index in Mertenne?

Months with the lowest UV index in Mertenne, Belgium, are January through March, November and December, with an average maximum UV index of 2.

What are the least humid months in Mertenne?

April and August, with an average relative humidity of 79%, are the least humid months.

What is the driest month in Mertenne?

April is the month with the least rainfall in Mertenne. Rain falls for 14.8 days and accumulates 31mm (1.22") of precipitation.

When it does not snow in Mertenne?

In Mertenne, Belgium, snow does not fall in May through September.

When are the longest days in Mertenne?

The month with the longest days is June, with an average of 16.3h of daylight.

When is the highest UV index in Mertenne?

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

What is the warmest month in Mertenne?

July is the warmest month in Mertenne, Belgium, with an average high-temperature of 21.9°C (71.4°F) and an average low-temperature of 12.3°C (54.1°F).

What month has the most sunshine in Mertenne?

July has the most sunshine of the year in Mertenne, with an average of 8.9h of sunshine.

What is the most humid month in Mertenne?

With an average relative humidity of 91%, December is the most humid month.

What is the wettest month in Mertenne?

December is the month with the most rainfall. Rain falls for 16 days and accumulates 71mm (2.8") of precipitation.

What is the month with the shortest days in Mertenne?

December has the shortest days of the year in Mertenne, with an average of 8.1h of daylight.
Average temperature - Mertenne, Belgium
Average pressure - Mertenne, Belgium

The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).

Average wind speed - Mertenne, Belgium

The windiest month (with the highest average wind speed) is December (17.4km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).

Average humidity - Mertenne, Belgium
Average rainfall - Mertenne, Belgium
Average rainfall days - Mertenne, Belgium

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (12.4 days).

Average snowfall - Mertenne, Belgium
Average snowfall days - Mertenne, Belgium

The month with the highest number of snowfall days is January (8.2 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Mertenne, Belgium

The month with the longest days is June (Average daylight: 16.3h).
The month with the shortest days is December (Average daylight: 8.1h).

The month with the most sunshine is July (Average sunshine: 8.9h).
Months with the least sunshine are January and December (Average sunshine: 3.4).

Average sunshine days - Mertenne, Belgium

Months with the most sunshine days are April and October (13.4 days).
The month with the least sunshine days is December (9.4 days).

Average UV index - Mertenne, Belgium
Average visibility - Mertenne, Belgium

Months with the highest visibility are March, April and August (9km).
Months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).