Climate and monthly weather forecast
Châtillon, Belgium

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The climate of Châtillon

The town of Châtillon, located in Belgium, is subject to the Marine West Coast, Warm Summer Climate, also recognized as the Cfb zone according to the Köppen climate classification. The geographical layout and close proximity to the coast influence the overall weather conditions throughout the year. The town characteristically experiences moderate temperatures while being consistently humid.

Throughout the year, temperatures vary from a low of -1.1°C (30°F) during January to a high of 21.8°C (71.2°F) over July and August. The humidity remains relatively high throughout the year with slight variations, though it poses no significant difficulties because it is evenly spread across the seasons. The yearly rainfall ranges from 34mm (1.34") in April to a peak of 73mm (2.87") in December, meaning that Châtillon receives ample rainfall annually.

Châtillon also experiences snowfall with amounts typically ranging from 80mm (3.15") in January to a lack of snowfall during the summer months. The daylight hours change noticeably over the course of the year, reaching a maximum of 16.2 hours in June to a relatively short day length of 8.2 hours in December. Sunshine hours fluctuate from a minimum of 3 hours in December and January gradually rising to a maximum of 9.4 hours per day in July.

The best time to visit Châtillon

Considering the moderate temperatures, the highest figures for sunshine hours, and the lower relative humidity, the summer months, particularly from June to August, emerge as the best time to visit Châtillon. During this time, the maximum temperatures range from 16.2°C (61.2°F) to 21.8°C (71.2°F), while the minimum temperatures remain above 10.1°C (50.2°F) promoting a pleasant climate. Also, the sunshine hours peak at 9.4 hours in July, providing enough daylight for tourists to enjoy the attractions in and around the town.

The worst time to visit Châtillon

Travelers might want to avoid the months from November to January due to unfavorable weather conditions. During this period, the township experiences the highest relative humidity level, reaching an uncomfortable 92% in December. Moreover, the temperatures drop to their minimum, with a high of 4.4°C (39.9°F) and a low of -1.1°C (30°F) in January. Additionally, the daylight hours are the shortest, with December having only 8.2 hours.

Spring weather in Châtillon

Spring in Châtillon, from March to May, witnesses incremental changes in temperatures with the highest readings from 8.9°C (48°F) to 16.2°C (61.2°F). Similarly, the lowest temperatures also show an increase, moving from 1.4°C (34.5°F) to 6.7°C (44.1°F). Rainfall during this season fluctuates from 49mm (1.93") in March to 34mm (1.34") in April and back up to 49mm (1.93") in May. The length of the day extends to a peak of 15.4 hours in May, affording more hours of daylight.

Summer weather in Châtillon

Châtillon in summer, which extends from June to August, is typified by maximum temperatures ranging from 16.2°C (61.2°F) to 21.8°C (71.2°F) and minimum temperatures that go from 10.1°C (50.2°F) to 12.3°C (54.1°F). Notably, there is no snowfall in this season, but the rainfall however jumps to its highest in June with 62mm (2.44"). The daylight hours are longest during this season, reaching up to 16.2 hours in June.

Autumn weather in Châtillon

In Châtillon, the fall season spans from September to November. This period sees a decline in temperatures with the highest measurements dropping from 18°C (64.4°F) to 7.5°C (45.5°F) and the lowest from 9°C (48.2°F) to 2.8°C (37°F). Rainfall levels fluctuate from 40mm (1.57") in September to 48mm (1.89") in October and increases further to 54mm (2.13") in November. The daylight hours also lessen throughout fall, moving from 12.6 hours in September to just 9.1 hours by November.

Winter weather in Châtillon

Winter in Châtillon is from December through February, during which the temperatures slip to a low. The highest temperatures in these months range from 3°C (37.4°F) to 4.4°C (39.9°F) while the lowest temperatures fluctuate from -1.1°C (30°F) in January to 0.2°C (32.4°F) in December. Precipitation during winter is high with rainfall peaking at 73mm (2.87") in December; additionally, snowfall is also prominent, measuring 80mm (3.15") in both December and January. The daylight hours are shortest in this season, with December having only 8.2 hours.

Weather in January

January brings a sharp cold to the city of Châtillon in Belgium, with the mercury often dipping below the freezing point. Snowfall is common this month, reaching up to 80mm (3.15") and making for picturesque landscapes. The brisk weather often persists throughout the day and temperatures rarely peak above 3°C (37.4°F). Weather in January »

Weather in February

February in Châtillon offers no significant relief from the winter cold, with temperatures staying in a similar range as the previous month. Snowfall, however, decreases slightly to around 72mm (2.83"), making outdoor activities slightly more bearable. Weather in February »

Weather in March

The arrival of March brings a noticeable change in Châtillon's weather. Snowfall reduces drastically to approximately 33mm (1.3"), heralding the end of the winter season. Days become longer and sunlight more abundant, fostering the commencement of the spring bloom. Weather in March »

Weather in April

In April, Châtillon welcomes spring in its full glory. The increased daylight hours, reaching up to an average of 13.8 hours, combined with a moderate temperature of 13.7°C (56.7°F), provide the perfect conditions for sightseeing and other outdoor activities. Weather in April »

Weather in May

May continues the pleasant trend set by April in Châtillon, with temperatures increasing to a balmy average of 16.2°C (61.2°F). The warmth of the sun coupled with gentle breezes and abundant daylight of approximately 15.4 hours make for idyllic weather conditions. Weather in May »

Weather in June

As Châtillon transitions into summer in June, temperatures further increase to an agreeable average high of 19.4°C (66.9°F). Along with this, the days become longest for the year averaging around 16.2 daylight hours. Enjoy consecutive sunny days uninterrupted by rainfall. Weather in June »

Weather in July

July is the warmest month in Châtillon with an average high temperature peaking at 21.8°C (71.2°F). There is a drop in rainfall, measuring at approximately 46mm (1.81"), which decreases the likelihood of travel disruptions due to weather conditions. Weather in July »

Weather in August

August maintains the pleasant hold of the summer in Châtillon, with the high temperature remaining at 21.8°C (71.2°F), the same as the previous month. Residents can enjoy clear, sunny days as cloud cover is at its lowest point of the year, at 39%. Weather in August »

Weather in September

September marks the beginning of autumn in Châtillon, with a decrease in temperatures to an average high of 18°C (64.4°F). Despite this shift, these conditions are quite welcoming for outdoor activities. The spectacular fall foliage makes up for the slightly cooler temperatures, painting the city in hues of yellows and reds. Weather in September »

Weather in October

As October approaches, Châtillon becomes more crisp and cool with the average high temperature dropping to 13°C (55.4°F). This is the month when the autumn chill truly starts to set in. The trees shed their leaves, casting a beautiful carpet on the streets, while the wind gains speed, making their journey a swirling dance. Weather in October »

Weather in November

November experiences a further drop in temperature with the average high being around 7.5°C (45.5°F), paving the way for the onset of winter in Châtillon. The chill in the air heightens as snow begins to make occasional appearances, accumulating around 31mm (1.22"). Weather in November »

Weather in December

By December, winter has firmly set in Châtillon with average temperatures barely edging above freezing at 4.4°C (39.9°F). The month also welcomes the heaviest rainfall of the year, measuring up to 73mm (2.87"), contributing to the chilly weather. Weather in December »
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Frequently asked questions

What part of the year is the coldest in Châtillon?

January, on average, is the coldest month in Châtillon, Belgium, registering a high temperature of 3°C (37.4°F) and a low of -1.1°C (30°F).

How much does it rain in Châtillon?

In Châtillon, Belgium, during the entire year, the rain falls for 179.7 days and collects up to 616mm (24.25") of precipitation.

When does it snow in Châtillon?

Months with snowfall in Châtillon are January through May, October through December.

When does it snow the most in Châtillon?

The months with the most snowfall are January and December, with an average 80mm (3.15") of accumulated snow.

How many days does it snow in Châtillon?

In Châtillon, Belgium, during the entire year, snow falls for 35.1 days and aggregates up to 303mm (11.93") of snow.

What are the months with the lowest UV index in Châtillon?

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

What are the least humid months in Châtillon?

April and August, with an average relative humidity of 78%, are the least humid months in Châtillon, Belgium.

What is the driest month in Châtillon?

The month with the least rainfall in Châtillon, Belgium, is April, when the rain falls for 12.9 days and typically collects 34mm (1.34") of precipitation.

When it does not snow in Châtillon?

June through September are months without snowfall.

When are the longest days in Châtillon?

With an average of 16h and 12min of daylight, June has the longest days of the year in Châtillon, Belgium.

What time of the year is the hottest in Châtillon?

The months of July and August see the peak of Châtillon's temperatures, averaging a high of 21.8°C (71.2°F).

What month has the most sunshine in Châtillon?

July has the most sunshine of the year, with an average of 9.4h of sunshine.

When is the highest UV index in Châtillon?

With an average maximum UV index of 5, July is the month with the highest UV index.

When is Daylight Saving Time (DST) in Châtillon?

On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Châtillon, 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 Châtillon?

December is the most humid month in Châtillon, with an average relative humidity of 92%.

What is the wettest month in Châtillon?

December is the month with the most rainfall in Châtillon, Belgium. Rain falls for 14.6 days and accumulates 73mm (2.87") of precipitation.

What is the month with the shortest days in Châtillon?

The month with the shortest days is December, with an average of 8h and 12min of daylight.

What is the month with the least sunshine in Châtillon?

The month with the least sunshine is December, with an average of 3h of sunshine.

Average temperature
Châtillon, Belgium

Average temperature - Châtillon, Belgium

The warmest months (with the highest average high temperature) are July and August (21.8°C).
The month with the lowest average high temperature is January (3°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 (-1.1°C).

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Average pressure
Châtillon, Belgium

Average pressure - Châtillon, Belgium

The month with the highest atmospheric pressure is December (1018.1mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).

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Average wind speed
Châtillon, Belgium

Average wind speed - Châtillon, Belgium

The windiest month (with the highest average wind speed) is February (16km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).

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Average humidity
Châtillon, Belgium

Average humidity - Châtillon, Belgium

The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are April and August (78%).

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Average rainfall
Châtillon, Belgium

Average rainfall - Châtillon, Belgium

The wettest month (with the highest rainfall) is December (73mm).
The driest month (with the least rainfall) is April (34mm).

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Average rainfall days
Châtillon, Belgium

Average rainfall days - Châtillon, Belgium

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (11.6 days).

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Average snowfall
Châtillon, Belgium

Average snowfall - Châtillon, Belgium

The months with the highest snowfall are January and December (80mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days
Châtillon, Belgium

Average snowfall days - Châtillon, Belgium

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Châtillon, Belgium

Average daylight / Average sunshine - Châtillon, Belgium

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).

The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 0min).

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Average sunshine days
Châtillon, Belgium

Average sunshine days - Châtillon, Belgium

The months with the most sunshine days are April and September (14.7 days).
The month with the least sunshine days is December (9 days).

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Average UV index
Châtillon, Belgium

Average UV index - Châtillon, Belgium

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Châtillon, Belgium

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