March Weather in Spa, Belgium

Last updated: August 21, 2025

March in Spa, Belgium, showcases a captivating blend of weather extremes. With maximum temperatures reaching a mild 22°C (72°F) and a chilly average of 6°C (43°F), the transition from winter to spring is evident. However, residents and visitors should prepare for colder nights, where temperatures can dip to a brisk -12°C (10°F). The month is characterized by a significant precipitation level of 108 mm (4.2 in) over 16 days, contributing to the area's lush landscapes. High humidity levels at 87% create a distinctive atmosphere, making March a month of transformation and renewal in this enchanting Belgian town.

March Temperature in Spa

In March, Spa, Belgium begins to shake off the chill of winter, with temperatures gradually rising and hinting at the arrival of spring. The month typically sees a minimum temperature dipping to around -12°C (10°F), while the average hovers around 6°C (43°F), and highs can reach a comfortable 22°C (72°F). This progression showcases a notable warming trend compared to the frosty depths of January and February, where even the daytime averages were only a few degrees above freezing. As the days lengthen and the sun's warmth intensifies, March truly sets the stage for the vibrant blossom of spring that’s just around the corner. Visitors can expect a refreshing shift, inviting them to explore the charming landscapes and indulge in outdoor activities as the scenery flourishes with new life.

March Weather in Spa: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Spa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Spa, March typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec363943485463646457514339
Data source: Temperature data for Spa generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Spa

March in Spa, Belgium brings a notable surge in precipitation, with 108 mm (4.2 in) of rainfall spread across 16 days. This marks an increase from February's 91 mm (3.6 in) and continues the trend of the wetter winter months. As spring approaches, the rainfall in March sets the stage for vibrant blooms and lush landscapes, contrasting the dryer April ahead with only 45 mm (1.8 in) expected. The frequent showers of March not only nourish the earth but also highlight the transition, offering a refreshing vitality to the region as it shakes off the winter chill.

March Precipitation Trends in Spa

The chart displays monthly precipitation patterns in Spa, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Spa, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec100911084581919783749671139
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Spa

In March, humidity in Spa, Belgium begins to show a decline, reaching 87% compared to the wetter winter months of January and February at 91% and 90%, respectively. This gradual decrease reflects a shift as spring approaches, setting the stage for drier conditions in the following months. April sees humidity drop further to 84%, signaling a refreshing change as the region transitions into the milder weather of spring and summer. Overall, the trend suggests a steady reduction in humidity levels as the year progresses, with a notable shift from the high humidity of winter toward the more comfortable, dryer atmosphere of late spring and summer.

March Average Humidity in Spa

This chart illustrates the average monthly humidity levels in Spa, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Spa is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Spa

As March arrives in Spa, Belgium, the UV Index climbs to 4, placing it in the moderate exposure category, with a burn time of just 30 minutes. This trend reflects a notable increase from January's low UV Index of 2, suggesting a steady approach to sunnier days ahead. It's a time when residents and visitors alike should begin to rethink sun protection practices, as the warming temperatures lead to more outdoor activities. With April expected to push the UV Index further to 5, staying vigilant against sun exposure will become increasingly important. For detailed UV forecasts and tips, check out Spa UV Index.

Maximum UV Index Levels in Spa for March

The chart shows the monthly maximum UV Index (UVI) for Spa in March, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In March, the maximum UV index in Spa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234588876421
Data source: Spa March UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

March Sunshine in Spa

As winter's chill fades, March in Spa, Belgium welcomes a significant surge in sunshine, boasting an impressive 266 hours of sunlight. This marks a noticeable increase compared to February's 199 hours, signaling the arrival of spring and its revitalizing warmth. The upward trend continues into April with 346 hours of sunshine, steering Spa towards a vibrant outdoor season. While the days grow longer, the gradual escalation in sunlight peeks in early summer, suggesting that Spa is not just a destination for tranquility, but also a place to bask in the increasing brilliance of longer days, culminating in July’s peak at 407 hours. Each hour of sunshine captured in this charming town enriches the experience of its visitors and residents alike.

Monthly Sunshine Duration in Spa: March Highlighted

The March sunshine duration represents the total number of hours Spa experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec112h199h266h346h396h405h407h382h319h240h183h124h
Data source: Spa March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Spa During March

As the seasons shift in Spa, Belgium, March marks a notable increase in the likelihood of sunny weather, with a 39% chance of sunshine, up from a mere 7% in January. This upward trend continues into April, where the chances rise to 43%, signaling the arrival of spring and the warmth it brings. After a winter of grey skies, March offers a refreshing promise of brighter days ahead, sandwiched between the cooler months and the spring bloom, making it an ideal time for outdoor activities and exploration. In the spectrum of the year, March stands out as a transitional phase, hinting at the sun-soaked days that follow while still holding onto the vestiges of winter's chill.

Percentage of Sunny Days in March in Spa

The chart illustrates the percentage of sunny days in Spa throughout the year, with March highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Spa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec7%32%40%43%30%31%32%28%38%28%22%14%
Data source: Spa March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Spa in March

As the seasons transition in Spa, Belgium, March heralds a delightful increase in daylight, extending up to 11 hours. Following the gradual ascent from 8 hours in January and 10 in February, this month marks a noticeable shift, hinting at the approach of spring. The growing daylight not only brightens the landscape but also uplifts the spirits, paving the way for April's further increase to 13 hours. This trend of lengthening days continues through the spring and into summer, creating a vibrant backdrop for outdoor activities and a renewed connection with nature. As daylight plays a pivotal role in energizing the community, March stands as a significant milestone in the year's journey towards longer, sun-soaked days.

Average Daylight Hours in Spa for March

The chart illustrates the variation in daylight duration in Spa throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 31m10h 2m11h 55m13h 50m15h 30m16h 22m15h 55m14h 25m12h 34m10h 39m8h 57m8h 2m
Data source: Spa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Spa

March in Spa, Belgium experiences a gentle breeze with an average wind speed of 4.1 m/s (9 mph), marking a slight dip from the sharper gusts of January and February. As winter recedes, the transition to spring becomes evident, with wind speeds softening further in April to 3.3 m/s (7 mph). Interestingly, the early months of the year, particularly January and February, show a consistent pattern of stronger winds averaging around 4.4 to 4.7 m/s, evoking the chill of the lingering cold. This trend highlights a seasonal shift, as colder months yield to milder temperatures and lighter breezes. With wind speeds stabilizing around 4.5 m/s (10 mph) by May and October, Spa boasts a refreshing atmosphere perfect for those looking to enjoy the emerging warmth of spring and early autumn while still feeling the kiss of the wind.

Average March Wind Speed in Spa

The chart displays monthly wind speed patterns in Spa, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.74.1 m/s3.34.52.83.43.52.84.53.34.2
Data source: Spa March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Spa Compares to Other Months

Weather in Spa varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Spa, focusing on differences in temperature, rainfall, humidity, and UV levels.

In comparing the weather of March and January, March generally presents milder temperatures, with an average of 6°C (43°F) compared to January's average of 2°C (36°F). Both months share the same minimum temperature of -12°C (10°F), however, March boasts a higher maximum temperature of 22°C (72°F), significantly warmer than January's 12°C (54°F). While precipitation levels are relatively close—108 mm (4.2 in) for March and 100 mm (3.9 in) for January—March experiences a slightly greater number of rainy days, totaling 16 compared to January's 15. Humidity is also higher in March at 87% versus 91% in January. For more details about January weather, you can check Spa weather in January.

March generally exhibits milder temperatures compared to February, with average highs reaching 6°C (43°F) compared to February's 4°C (39°F). The maximum temperature in March can peak at 22°C (72°F), while February's maximum is slightly lower at 20°C (68°F). Despite being warmer, March experiences more precipitation, with 108 mm (4.2 in) over 16 days, compared to February's 91 mm (3.6 in) over 13 days. Humidity levels are slightly lower in March at 87%, compared to February's 90%. For a detailed look at February's weather, visit Spa weather in February.

The weather in March is characterized by wider temperature fluctuations, with a minimum of -12°C (10°F) and a maximum reaching up to 22°C (72°F), giving an average of 6°C (43°F). This month also sees significant precipitation, recorded at 108 mm (4.2 in) over 16 days, resulting in a high humidity level of 87%. In contrast, April experiences milder conditions, with temperatures ranging from a minimum of -4°C (24°F) to a maximum of 26°C (79°F), averaging 9°C (48°F). The month is also drier, with only 45 mm (1.8 in) of precipitation over 9 days and a slight dip in humidity to 84%. For more insights on the weather specifically in Spa, you can explore this link: Spa weather in April.

March weather tends to be quite chilly with temperatures ranging from a minimum of -12°C (10°F) to a maximum of 22°C (72°F), averaging around 6°C (43°F). It also sees significant precipitation, totaling 108 mm (4.2 in) over 16 days, accompanied by high humidity levels of 87%. In contrast, May brings milder conditions, with temperatures varying from -1°C (31°F) to a maximum of 30°C (87°F) and an average temperature of 12°C (55°F). The month experiences less rainfall, with 81 mm (3.2 in) spread across just 15 days, and lower humidity at 77%. For a more detailed look at what to expect, you can check out Spa weather in May.

March weather in Spa presents a cooler and more variable climate, with temperatures ranging from a brisk -12°C (10°F) at night to a relatively mild 22°C (72°F) during the day. The month experiences significant precipitation, totaling 108 mm (4.2 in) over 16 days, along with high humidity levels at 87%. In contrast, June brings warmer temperatures, with a minimum of 6°C (43°F) and a maximum reaching 33°C (91°F), averaging 17°C (63°F). This month is generally drier, with total precipitation of 91 mm (3.6 in) spread over 13 days, and lower humidity at 74%. For more details on the June climate, you can check Spa weather in June.

March and July exhibit stark contrasts in weather patterns. In March, temperatures range from a brisk -12°C (10°F) at night to a mild 22°C (72°F) during the day, with an average of 6°C (43°F). The month is characterized by significant precipitation, totaling 108 mm (4.2 in) over 16 days, and a high humidity level of 87%. In contrast, July brings warmer conditions, with temperatures fluctuating between a minimum of 7°C (44°F) and soaring up to 38°C (101°F), averaging 18°C (64°F). While July sees slightly less rainfall, at 97 mm (3.8 in) over 12 days, the humidity drops to 72%, creating a more comfortable atmosphere. For a detailed look at July's weather, check out Spa weather in July.

March and August exhibit notably different weather patterns. In March, temperatures can plummet as low as -12°C (10°F) while peaking at 22°C (72°F), with an average of around 6°C (43°F). Precipitation is relatively high, totaling 108 mm (4.2 in) over approximately 16 days, accompanied by high humidity at 87%. In contrast, August sees a much milder temperature range, with minimums of 6°C (42°F) and maximums reaching up to 35°C (95°F), averaging about 18°C (64°F). Precipitation in August is slightly lower at 83 mm (3.3 in) across the same number of days, but the humidity drops to a more comfortable 71%. For more information about the weather in August, visit Spa weather in August.

March and September provide contrasting weather experiences. In March, temperatures can dip as low as -12°C (10°F) during the night, while daytime averages linger around 6°C (43°F) and can peak at 22°C (72°F). This month is characterized by high humidity at 87% and significant precipitation, averaging 108 mm over 16 days. In contrast, September offers milder conditions, with minimum temperatures around 2°C (36°F) and an average of 14°C (58°F), peaking at a warm 32°C (90°F). The rainfall is less frequent, totaling 74 mm over 10 days, and humidity is slightly lower at 81%. For more detailed insights into the September climate, you can check Spa weather in September.

March and October showcase distinct differences in climate, each with its own unique character. In March, temperatures range from a chilly -12°C (10°F) at night to a mild 22°C (72°F) during the day, with an average of 6°C (43°F). The month is characterized by relatively high humidity at 87% and considerable precipitation, totaling 108 mm (4.2 in) over 16 days.

In contrast, October presents a milder experience, with temperatures dipping from a minimum of 1°C (33°F) to a maximum of 24°C (75°F), averaging around 11°C (52°F). The precipitation is slightly less at 96 mm (3.8 in) over 15 days, while humidity remains high at 88%. For a more detailed look at Spa's weather in October, you can refer to Spa weather in October.

Overall, March tends to be colder and wetter, whereas October offers a more temperate climate with slightly less rainfall.

March and November show some interesting contrasts in weather despite having similar average temperatures. In March, temperatures can reach a minimum of -12°C (10°F) and peak at 22°C (72°F), but the weather remains quite variable with a significant amount of precipitation at 108 mm (4.2 in) over 16 days. The humidity is also quite high at 87%, contributing to a damp and chilly atmosphere.

In contrast, November experiences milder minimum temperatures of -4°C (24°F) and a maximum of 18°C (64°F). With 71 mm (2.8 in) of precipitation over 12 days, it is generally drier than March, despite a slightly higher humidity level of 91%. For more detailed insights into November weather, you can explore Spa weather in November.

In March, temperatures in the region can range quite dramatically, with minimums plummeting to -12°C (10°F) and maximums reaching up to 22°C (72°F), yielding an average of 6°C (43°F). The month experiences considerable precipitation, totaling 108 mm (4.2 in) over about 16 days, with humidity levels averaging around 87%. In contrast, December offers a milder temperature range, with minimums around -5°C (23°F) and maximums peaking at 14°C (57°F), leading to a slightly cooler average of 4°C (39°F). December sees more precipitation, totaling 139 mm (5.5 in) spread across 21 days, and a higher humidity level of 92%. For more insights, check out Spa weather in December.

Compare Spa's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Spa

As March arrives in Spa, it brings a distinct transition from the harsh winter months to the early whispers of spring. With temperatures fluctuating from chilly lows to pleasant highs, the landscape begins its thaw, albeit with a fair amount of precipitation—averaging over 100 mm across the month. The humidity remains notably high, leading to a brisk and sometimes damp atmosphere. This combination of weather patterns makes March quite unique compared to the preceding months, as the town starts to awaken from its winter slumber, inviting both locals and visitors to embrace the changing seasons. For a deeper dive into what makes Spa's climate special, check out Spa Climate.