Last updated: August 21, 2025
In January, Bouillon, Belgium experiences a captivating winter climate characterized by a maximum temperature of 12°C (54°F), settling into an average of 2°C (36°F), and dipping to a frigid minimum of -8°C (18°F). The month is marked by high humidity, averaging around 91%, creating a crisp, chill in the air. Precipitation is notable, with 92 mm (3.6 in) falling over 13 days, making it a time for cozy indoor activities and enchanting winter landscapes. Visitors are encouraged to embrace the season's charm while staying prepared for the unpredictable weather that defines this picturesque Belgian town.
In Bouillon, Belgium, January brings a crisp winter chill, with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 12°C (54°F). The average temperature sits around 2°C (36°F), showcasing the quintessential coldness of winter. As the month progresses, the weather gradually starts to warm, hinting at the transition into February. This trend continues into the early spring months, where each succeeding month shows a clear upward trajectory in temperatures, moving from the depths of winter to more moderate conditions. While January captures the essence of frosty days, it sets the stage for the burgeoning warmth that follows.
In January, Bouillon experiences a notable precipitation total of 92 mm (3.6 in), spread over approximately 13 rainy days. This sets a vibrant tone for the year, as the precipitation levels remain relatively consistent into February, with just a slight decrease to 90 mm (3.5 in). As winter transitions into spring, March witnesses a slight uptick in rainfall, peaking at 99 mm (3.9 in), marking a trend where early months are generally wetter. This pattern continues, with April's rainfall dropping significantly to 46 mm (1.8 in), signaling the onset of drier conditions as spring progresses. The overall trend in Bouillon indicates that winter months tend to be cloudier and wetter, paving the way for a gradual decrease in precipitation as temperatures rise toward summer.
In January, Bouillon, Belgium, experiences a notably high humidity level of 91%, setting the tone for a typically damp winter. As the season progresses into February, humidity slightly decreases to 89%, but remains high, highlighting the persistent chill. By March, the humidity dips further to 86%, signaling the onset of spring, though it still retains a damp feel. Moving into April and May, the trend continues with humidity levels gradually decreasing to 84% and 82%, respectively, as milder weather begins to take hold. June and July maintain this lower humidity, both at 82% and 80%, which adds to the comfort of summer days. However, as autumn approaches in September and October, humidity rises again, peaking at 88% in October, reminiscent of the wet patterns of winter. Notably, November and December bring back the intensity of moisture, with 92% and 93% humidity respectively, closing out the year in a distinctly moist climate. Overall, Bouillon's humidity showcases a clear seasonal trend, oscillating between higher levels in winter and pleasant decreases during the summer months.
January sees a UV Index of 2 in Bouillon, Belgium, indicating a low exposure category with a burn time of approximately 45 minutes. This is a typical start to the year, where sun protection is not a major concern. However, as winter transitions to spring, the UV Index begins to rise, reaching 3 in February and 4 in March, marking a moderate exposure risk with shorter burn times of 30 minutes. The trend escalates dramatically in April with a high exposure level of 6, and by May, the Index hits 8, indicating very high exposure and a burn time reduced to just 15 minutes. This peak continues through the summer months of June, July, and August, before tapering down to a 6 in September and a return to moderate levels in the fall. Notably, the months of November and December experience lower UV exposure once again, with indices of 2 and 1, respectively, both categorized as low. For detailed insights on UV precautions and forecasts, visit Bouillon UV Index.
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In Bouillon, Belgium, January ushers in the year with a modest 107 hours of sunshine, setting a stark contrast to the sunnier months ahead. As winter melts into spring, February experiences a significant leap to 183 hours, heralding a gradual increase in daylight that continues through March's 248 hours. By April, the sun shines brighter with 342 hours, paving the way for May—where daylight reaches its pinnacle at 387 hours. From there, the summer months of June and July maintain a steady 404 hours, providing ample opportunities to bask in the warm glow. As the seasons transition, August begins the decline with 384 hours, followed by September's 317 hours, marking a gentle descent into the calmer daylight of autumn. October enjoys 245 hours of sun, while November and December close the year with 178 and 118 hours respectively, reminding us of winter’s approach. This progression beautifully illustrates the rhythmic dance of seasons in Bouillon, where sunshine waxes and wanes, inviting visitors to immerse themselves in the changing light.
In Bouillon, Belgium, the likelihood of sunny weather in January is quite low, at just 9%, marking it as one of the cloudiest months of the year. As the winter progresses into February, the chance of sunshine sees a notable increase to 30%, hinting at the gradual transition towards a brighter spring. This upward trend continues into March with a 42% likelihood, and by April, residents can anticipate more sunny days, reaching 52%. The pattern is consistent, showcasing a seasonal shift away from the bleakness of winter and towards more favorable weather throughout the year, with May boasting a 31% chance of sunshine before dipping again in the summer months. As such, while January may be dreary, the sunnier days of spring are just around the corner, offering a promising outlook for better weather ahead.
In Bouillon, Belgium, January marks the beginning of the year with a modest 8 hours of daylight, setting a tone of winter's embrace. As the month progresses into February, daylight increases to 10 hours, heralding a gradual transition toward spring. This upward trend continues through March and April, where days become brighter, expanding to 11 hours and 13 hours respectively. By May, the daylight peaks at 15 hours, creating vibrant, sunlit days that linger into June's 16 hours of daylight, the longest of the year. As summer fades into August and September, daylight gently recedes to 14 hours and 12 hours, reminding us of the changing seasons. October and November see further declines to 10 hours and 9 hours, while December returns to 8 hours, completing the cyclical dance of sunlight that shapes life in Bouillon. This rhythmic variation of daylight not only influences daily routines but also paints the picturesque backdrop of the region throughout the year.
In Bouillon, Belgium, January breathes a brisk freshness into the air with an average wind speed of 4.0 m/s (9 mph). This sets the tone for a month characterized by a notable increase in winds compared to the calmer months that follow, such as June and September, where speeds drop to 2.7 m/s (6 mph). As winter transitions into spring, winds remain relatively steady until May, hitting peaks of 4.3 m/s (10 mph). Interestingly, as the year progresses, a gentle tapering of wind speeds occurs, most pronounced in April and November, suggesting a shift toward more tranquil conditions. This dynamic interplay in January, with its sturdy winds, not only invigorates the landscape but also heralds the gradual warming to come.
Weather in Bouillon varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Bouillon, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February exhibit distinct differences in weather, despite their proximity in the winter calendar. January typically sees temperatures ranging from a minimum of -8°C (18°F) to a maximum of 12°C (54°F), with an average of around 2°C (36°F). This month also experiences relatively high precipitation, totaling 92 mm (3.6 in) over approximately 13 rainy days, while maintaining a high humidity level of 91%. In contrast, February offers slightly milder conditions, with temperatures dipping only to -9°C (16°F) and peaking at 19°C (66°F), culminating in an average of 4°C (40°F). The precipitation is marginally lower at 90 mm (3.5 in) over 12 days, and humidity decreases slightly to 89%. For more detailed insights into February weather specifics, you can check Bouillon weather in February.
January's weather is characterized by chilly temperatures, with average highs reaching only 2°C (36°F), while lows can drop to -8°C (18°F). The month experiences significant precipitation, amounting to 92 mm (3.6 in), over about 13 days, contributing to a high humidity level of 91%. In contrast, March sees a notable increase in temperature, with average highs rising to 6°C (44°F) and maximum temperatures reaching 22°C (72°F). Although March receives slightly more precipitation at 99 mm (3.9 in) over 16 days, humidity levels drop to 86%. For a more detailed look at March weather, you can visit Bouillon weather in March.
In January, the weather tends to be quite cold, with temperatures ranging from a low of -8°C (18°F) to a high of 12°C (54°F) and an average of around 2°C (36°F). The month experiences significant precipitation, totaling 92 mm (3.6 in) over 13 days, paired with high humidity levels at 91%. In contrast, April brings a noticeable warming trend, with temperatures between -3°C (27°F) and 26°C (79°F), and an average of 9°C (49°F). Precipitation decreases to 46 mm (1.8 in) across 9 days, and humidity falls slightly to 84%. For more detailed insights about the weather in April, you can visit Bouillon weather in April.
In January, temperatures in Bouillon range from a chilly minimum of -8°C (18°F) to a maximum of 12°C (54°F), with an average of around 2°C (36°F). The month experiences significant precipitation, totaling 92 mm (3.6 in) over 13 days, and humidity levels are quite high at 91%. In contrast, May brings a milder climate, with temperatures ranging from a minimum of 0°C (32°F) to a pleasant maximum of 30°C (87°F), averaging 13°C (55°F). Precipitation decreases slightly to 79 mm (3.1 in) across the same number of days, and humidity levels drop to 82%. For more details on May weather, visit Bouillon weather in May.
January and June present a striking contrast in weather conditions. In January, temperatures often dip to a minimum of -8°C (18°F) and average around 2°C (36°F), with maximums reaching 12°C (54°F). The month is characterized by high humidity levels at 91% and considerable precipitation, totaling 92 mm (3.6 in) over 13 days. In stark comparison, June sees a much milder climate, with temperatures ranging from a minimum of 5°C (42°F) to an average of 18°C (64°F) and highs soaring to 32°C (90°F). While June experiences slightly less precipitation at 78 mm (3.1 in) over the same number of days, the humidity remains relatively high at 82%. For more detailed insights on the weather conditions in June, visit Bouillon weather in June.
The weather in January is characterized by cold temperatures, with a minimum of -8°C (18°F) and an average of 2°C (36°F), making it a chilly month. In contrast, July offers much warmer conditions, with temperatures ranging from a minimum of 7°C (46°F) to a scorching maximum of 39°C (102°F) and an average of 18°C (66°F). January experiences higher humidity levels at 91% and roughly 92 mm (3.6 in) of precipitation over about 13 days, while July sees lower humidity at 80% and slightly less precipitation at 73 mm (2.9 in) across 11 days. For those considering visiting during the warmer months, you can find more detailed information here: Bouillon weather in July.
The weather in January is quite frigid, with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 12°C (54°F), and an average temperature hovering around 2°C (36°F). This month experiences significant precipitation, totaling 92 mm (3.6 in) over 13 days, accompanied by high humidity levels of 91%. In contrast, August offers a more temperate climate, with temperatures varying from a minimum of 5°C (41°F) to a sizzling maximum of 36°C (97°F), averaging around 18°C (65°F). While it does see some rain, the 77 mm (3.0 in) of precipitation is spread over 14 days, and humidity levels drop to 76%. For further details on August weather, check out Bouillon weather in August.
January and September present strikingly different weather patterns. In January, temperatures often dip as low as -8°C (18°F), with an average of 2°C (36°F) and a maximum of only 12°C (54°F). This month is characterized by high humidity levels at 91% and considerable precipitation, amounting to 92 mm (3.6 in) over 13 days. In contrast, September showcases a much milder climate, with minimum temperatures around 3°C (38°F), averaging 15°C (59°F), and soaring to highs of 33°C (92°F). Although September experiences slightly less precipitation at 70 mm (2.8 in) over 10 days, the lower humidity of 81% contributes to a more comfortable overall feel. For more details on weather specifics, check out Bouillon weather in September.
January and October present distinctly different weather experiences in Bouillon. In January, temperatures can plummet to a minimum of -8°C (18°F), with an average of 2°C (36°F) and a maximum of 12°C (54°F). The month is marked by high humidity at 91% and substantial precipitation, totaling 92 mm (3.6 in) over 13 days. In contrast, October offers a milder climate, with temperatures ranging from a minimum of 0°C (33°F) to a pleasant maximum of 24°C (76°F) and an average of 11°C (52°F). While October sees slightly higher precipitation at 102 mm (4.0 in) over the same number of rainy days, the humidity drops to 88%. For more details on Bouillon's October weather, you can visit Bouillon weather in October.
January and November exhibit notable differences in weather, with January generally colder and slightly wetter. In January, temperatures range from a minimum of -8°C (18°F) to a maximum of 12°C (54°F), while November sees milder temperatures, with a minimum of -3°C (26°F) and a maximum of 18°C (66°F). Precipitation levels are somewhat comparable, with January experiencing 92 mm (3.6 in) and November slightly less at 80 mm (3.2 in), both spanning about 13 days of rain. Additionally, humidity remains high in both months, with January at 91% and November at 92%. For more detailed weather insights, you can explore Bouillon weather in November.
January and December exhibit notable differences in weather patterns. In January, temperatures tend to be slightly colder, with a minimum of -8°C (18°F) compared to December's minimum of -5°C (24°F). The average temperature in January hovers around 2°C (36°F), whereas December is a bit milder at 4°C (39°F). Additionally, January experiences less precipitation, with 92 mm (3.6 in) falling over 13 days, in contrast to December's higher total of 146 mm (5.8 in) over 19 days. Humidity levels are quite similar, with January at 91% and December at 93%. For a more detailed look at the conditions in December, visit Bouillon weather in December.
January in Bouillon presents a chilly and damp contrast to the warmer months of the year. With temperatures often hovering near freezing, this month marks a time when the landscape is frequently adorned with a touch of frost. Precipitation is also notable, as over half the month experiences rainfall, contributing to a heightened sense of humidity. This blend of cold and wet conditions creates a unique atmosphere, perfect for those who enjoy the serene beauty of winter. For a more detailed outlook on the annual weather patterns in Bouillon, explore Bouillon Climate.