Last updated: August 21, 2025
January in Spa, Belgium presents a dynamic winter climate characterized by a maximum temperature of 12°C (54°F) and an average temperature dipping to around 2°C (36°F). Visitors can expect chilly conditions, with minimum temperatures plummeting to -12°C (10°F). Precipitation is notable this month, as 100 mm (3.9 in) falls over approximately 15 days, contributing to a high humidity level of 91%. This combination of cool temperatures and regular rainfall gives January a distinctly crisp ambiance, making it a unique time to experience the charm of Spa.
In January, Spa, Belgium experiences a chilly embrace, with temperatures ranging from a brisk -12°C (10°F) at night to a moderately cool 12°C (54°F) during the day. The month starts off the year with an average temperature of 2°C (36°F), marking it as the coldest month of the year. However, as winter gives way to the approaching spring, temperatures gradually rise, showcasing an upward trend towards February where the average slightly climbs to 4°C (39°F). The increasing warmth continues into March, hinting at the promise of spring with highs that can reach 22°C (72°F). This pattern reveals how January's biting cold progressively softens, paving the way for a more temperate climate in the months that follow, making it a transitional time filled with the potential for brighter days ahead.
January marks a notable peak in precipitation for Spa, Belgium, with a total of 100 mm (3.9 in) falling over 15 days. This winter month often witnesses a significant number of rainy days, setting the tone for the wetter season ahead. The precipitation levels begin to taper off slightly in February and March, with February at 91 mm (3.6 in) and 13 rainy days, while March sees a rebound to 108 mm (4.2 in) across 16 days, hinting at the transition into spring. This trend illustrates the variability of winter weather in Spa, where ample rainfall is a defining characteristic, creating a lush, vibrant landscape as the year unfolds.
In January, Spa, Belgium experiences a notably high humidity level of 91%, setting the tone for a damp winter month. This heightened moisture lingers through February with a slight decrease to 90%, before gradually tapering off in the following months. As spring approaches, humidity levels dip to 87% in March and continue their decline, reaching 84% in April and 77% by May. The onset of summer brings further relief, as humidity stabilizes around 72-74% from June to July, creating a more comfortable atmosphere. However, as the year progresses into autumn, humidity levels begin to rise again, peaking at 92% in December, suggesting a cyclical pattern of moisture that wraps the year in a cloak of humidity. This trend highlights Spa's distinctive weather, with winter and late autumn consistently bringing the highest levels of humidity.
In January, Spa, Belgium experiences a UV Index of 2, indicating a low exposure category with a safe burn time of 45 minutes. As winter transitions into spring, the UV Index gradually rises, peaking at 8 in both May and June, marking a very high category that significantly reduces burn time to just 15 minutes. Interestingly, July maintains this intensity before dipping to 7 in August and 6 in September, representing a transition to a high exposure category. The trend shows a notable peak in late spring and summer, necessitating vigilant sun protection, while the winter months allow for more leisurely sun exposure. For a detailed look at the UV forecasts throughout the year, visit Spa UV Index.
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In January, Spa, Belgium experiences a modest 112 hours of sunshine, marking the beginning of the year with a hint of winter's chill. As the months progress, the sunlight gradually increases, with February revealing a significant boost to 199 hours, signaling the approaching spring. By March, the sun shines even more generously, reaching 266 hours, inviting locals and visitors alike to embrace the lengthening days. April continues this upward trend with 346 hours, culminating in May’s radiant 396 hours as the region bursts into bloom. June and July remain the sunniest months, peaking with 405 and 407 hours respectively, offering an abundance of warm, daylight-filled days perfect for outdoor pursuers. As summer fades to autumn, a gradual decline begins, with sunlight dwindling to 319 hours in September and further to 240 hours in October, echoing nature's transition. November and December bring a return to shorter days, grazing 183 and 124 hours respectively, prompting a cozy retreat indoors as the year draws to a close. Through this yearly journey, Spa showcases a delightful rhythm of light that reflects the changing seasons.
In Spa, Belgium, January presents the least chance of sunny weather, with only a 7% likelihood of sunshine gracing the landscape. This starkly contrasts with the following months, where the chances dramatically increase, notably reaching 32% by February and gradually swelling to 39% in March. As the year progresses, April and May showcase even brighter prospects, peaking at 43% and maintaining a robust 30% respectively. Such trends highlight the transition from the winter's gloom towards the more vibrant, sunlit days of spring, making January a time for cozy pursuits, as sunshine in this month is indeed a rare treat.
In Spa, Belgium, the January daylight duration begins at a modest 8 hours, setting the stage for a gradual increase as winter gives way to spring. As February approaches, the days lengthen to 10 hours, heralding the return of sunlight. March continues this trend, adding an extra hour of daylight, while April sees an exuberant jump to 13 hours, symbolizing the vibrant awakening of nature. This upward trajectory peaks in June with a generous 16 hours of daylight, perfect for outdoor adventures and soaking in the beauty of the surroundings. However, as summer wanes, the daylight gradually recedes—July offers 15 hours, followed by a slight decline in August to 14 hours. By September, the daylight dips to 12 hours, and the cycle continues, arriving back at 10 hours in October. The days shorten significantly in November and December, returning to the 8-hour mark, reminding us of the ebb and flow of seasons in this charming Belgian town. This cyclical shift not only reflects the changing seasons but also invites locals and visitors alike to celebrate the fleeting moments of daylight throughout the year.
In Spa, Belgium, the winds of January usher in an average speed of 4.4 m/s (10 mph), setting a brisk tone for the winter months. Following this, February sees a slight uptick with winds reaching 4.7 m/s (11 mph), marking the windiest period of the season. As winter transitions to spring, the winds demonstrate a bit of variability, dipping to 4.1 m/s (9 mph) in March and further declining to 3.3 m/s (7 mph) by April. However, as the year progresses into late spring, the winds regain their momentum, peaking again in May at 4.5 m/s (10 mph). This fluctuation marks a clear trend: the start of the year commences with more energetic winds, while the summer months bring calmer breezes, averaging around 3.5 m/s (8 mph) before ramping up again in the autumn. Overall, the winds in Spa reflect a dynamic seasonal rhythm, oscillating between gentle whispers and more vigorous gusts throughout the year.
Weather in Spa varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Spa, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February exhibit notable differences in weather patterns. In January, temperatures typically range from a minimum of -12°C (10°F) to a maximum of 12°C (54°F), with an average temperature of 2°C (36°F). This month sees about 100 mm (3.9 in) of precipitation over 15 days, combined with a high humidity level of 91%. In contrast, February enjoys slightly milder temperatures, with a minimum of -11°C (13°F) and a maximum reaching 20°C (68°F), resulting in an average temperature of 4°C (39°F). Although February experiences a little less precipitation at 91 mm (3.6 in) over 13 days, the humidity remains comparable at 90%. For more details on February weather, you can visit Spa weather in February.
In January, temperatures hover between a chilly -12°C (10°F) and a mild 12°C (54°F), with an average of 2°C (36°F). This month typically experiences 100 mm (3.9 in) of precipitation over 15 days, accompanied by high humidity levels around 91%.
In contrast, March brings a notable shift in the weather, with minimum temperatures remaining the same at -12°C (10°F) but an increased average of 6°C (43°F) and a peak reaching 22°C (72°F). Precipitation slightly rises to 108 mm (4.2 in) spread across 16 days, while humidity drops to 87%. The transition from January to March heralds warmer days and a gradual easing of winter's grip. For a more detailed look at what to expect, visit Spa weather in March.
January and April present starkly contrasting weather conditions. In January, temperatures can plummet to a minimum of -12°C (10°F), with an average of 2°C (36°F) and a maximum of only 12°C (54°F). This month experiences significant precipitation of 100 mm (3.9 in) over 15 days, all accompanied by a high humidity level of 91%. In contrast, April brings milder temperatures, ranging from a minimum of -4°C (24°F) to a maximum of 26°C (79°F), averaging around 9°C (48°F). Precipitation is also reduced to 45 mm (1.8 in) over just 9 days, with humidity slightly lower at 84%. For more details on weather in April, visit Spa weather in April.
January and May exhibit stark contrasts in weather. In January, temperatures hover from a chilly -12°C (10°F) to a mild 12°C (54°F), with an average of 2°C (36°F). The month experiences significant precipitation, totaling 100 mm (3.9 in) over 15 days, along with high humidity at 91%. In contrast, May boasts a much warmer climate, with temperatures ranging from -1°C (31°F) to a warm 30°C (87°F), averaging around 12°C (55°F). Precipitation is slightly less at 81 mm (3.2 in) over the same number of days, and humidity drops to a more comfortable 77%. For more detailed insights on May weather, you can visit Spa weather in May.
In January, temperatures in Spa can be quite frigid, with lows reaching -12°C (10°F) and an average temperature of 2°C (36°F). This month is characterized by high humidity at 91% and frequent precipitation, with rain or snow falling on 15 days, totaling about 100 mm (3.9 in). In contrast, June brings a significant shift in weather, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 33°C (91°F) and an average of 17°C (63°F). The humidity drops to a more comfortable 74%, and precipitation is slightly less, with about 91 mm (3.6 in) over 13 days. For a detailed look at what to expect, check out Spa weather in June.
The weather in January is characterized by much colder temperatures, with a minimum of -12°C (10°F) and an average of 2°C (36°F), while July sees a significant rise in warmth, boasting a minimum of 7°C (44°F) and an average of 18°C (64°F). January experiences higher humidity levels at 91%, compared to July's more comfortable 72%. Precipitation is fairly consistent between the two months, with January receiving 100 mm (3.9 in) over 15 days and July around 97 mm (3.8 in) over just 12 days. For a detailed look at July weather conditions, visit this link: Spa weather in July.
January and August present strikingly contrasting weather conditions. In January, temperatures range from a chilly -12°C (10°F) to a mild 12°C (54°F), with an average of 2°C (36°F). The month is characterized by significant precipitation of 100 mm (3.9 in) over 15 days, and humidity levels soar to 91%, making it feel even colder. In contrast, August enjoys much warmer temperatures, with a minimum of 6°C (42°F), an average of 18°C (64°F), and maximum highs reaching 35°C (95°F). Although August experiences a slightly lower total precipitation of 83 mm (3.3 in) across 16 days, the humidity is more comfortable at 71%. For those interested in specific weather conditions during this summer month, more details can be found here: Spa weather in August.
In January, the weather is characterized by chilly temperatures, with minimums dropping to -12°C (10°F) and averaging around 2°C (36°F). The month sees substantial precipitation, totaling 100 mm (3.9 in) over approximately 15 days, accompanied by high humidity levels of 91%. In contrast, September experiences a much milder climate, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 32°C (90°F) and an average of 14°C (58°F). The precipitation decreases to 74 mm (2.9 in), occurring over just 10 days, and humidity is also lower at 81%. For more details on the weather in September, you can check Spa weather in September.
January and October present quite contrasting weather conditions. In January, temperatures can drop to a biting minimum of -12°C (10°F) and generally hover around a chilly average of 2°C (36°F), with a maximum of 12°C (54°F). The month experiences substantial precipitation of 100 mm (3.9 in) over approximately 15 days, accompanied by high humidity levels of 91%. In contrast, October brings milder weather, with temperatures ranging from a minimum of 1°C (33°F) to a pleasant average of 11°C (52°F), peaking at 24°C (75°F). The month also sees slightly less precipitation at 96 mm (3.8 in) across the same number of days but with a lower humidity of 88%. For more detailed insights, check out Spa weather in October.
In January, temperatures are considerably colder, with lows reaching -12°C (10°F) and averages around 2°C (36°F), while November offers milder conditions with a minimum of -4°C (24°F) and an average of 6°C (43°F). November enjoys slightly less precipitation at 71 mm (2.8 in) over about 12 days compared to January's 100 mm (3.9 in) over 15 days. Both months share a high humidity level of 91%, but the overall winter chill in January makes it feel much colder compared to the more temperate November climate. For more details, you can check out Spa weather in November.
January and December exhibit notable differences in weather patterns, despite both being winter months. January tends to be colder overall, with temperatures ranging from a minimum of -12°C (10°F) to a maximum of 12°C (54°F) and an average of 2°C (36°F). In contrast, December experiences milder temperatures, with a minimum of -5°C (23°F) and an average of 4°C (39°F), reaching up to 14°C (57°F).
Precipitation is more common in December, with 139 mm (5.5 in) recorded over 21 days, while January sees 100 mm (3.9 in) spread across 15 days. Humidity levels are relatively similar in both months, hovering around 91% in January and 92% in December. For a more detailed look at December's conditions, visit Spa weather in December.
January in Spa presents a sharp contrast to the more temperate months of the year. With chilly temperatures averaging around 2°C and conditions often dipping as low as -12°C, this month stands apart as one of the coldest. Precipitation is quite prevalent, with rain gracing the town for about half the month, leading to an elevated humidity level of 91%. This combination of damp, cold weather makes January a unique experience compared to the milder, more stable conditions found in spring and summer. For more details on what to expect throughout the year, visit Spa Climate.