March Weather in Solothurn, Switzerland

Last updated: August 27, 2025

March in Solothurn, Switzerland showcases a wide range of temperatures, with maximums reaching 21°C (69°F) and chilling lows of -13°C (9°F). The month presents an average temperature of 6°C (42°F), offering a glimpse of early spring warmth amidst the winter's tail. Precipitation is frequent, with a total of 97 mm (3.8 in) falling over 16 days, contributing to a notably high humidity level of 87%. While the weather can be variable, this transitional month brings a blend of cool and mild days, perfect for embracing the invigorating charm of Solothurn's evolving landscape.

March Temperature in Solothurn

In March, Solothurn, Switzerland, begins to shake off the chill of winter, with temperatures gradually warming up. The month starts with a minimum of -13°C (9°F), but daytime highs can reach a pleasant 21°C (69°F), creating a noticeable contrast as nature prepares for spring. The average temperature sits at 6°C (42°F), indicating a gentle rise compared to the cooler months of January and February. This warming trend marks a transition towards more comfortable weather, inviting locals and visitors alike to enjoy the blossoming scenery. As the days grow longer and milder, Solothurn emerges from its winter slumber, setting the stage for vibrant springtime activities.

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

The chart illustrates March temperature patterns in Solothurn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Solothurn, 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).
JanFebMarAprMayJunJulAugSepOctNovDec333842495564676659504036
Data source: Temperature data for Solothurn generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Solothurn

March in Solothurn, Switzerland, marks a continuation of winter's embrace, with precipitation amounts holding steady at 97 mm (3.8 in), identical to January's totals. This month sees a notable increase in rainy days, with 16 days of precipitation, which suggests a shift from the drier winter months into the wetter spring season. As the landscape transitions, this consistent moisture lays the groundwork for the blossoming flora of April and May, where precipitation peaks at 149 mm (5.9 in). The persistence of rainfall in March hints at the lingering coolness, yet it also foreshadows the vibrant life that is just around the corner as warmer days approach.

March Precipitation Trends in Solothurn

The chart displays monthly precipitation patterns in Solothurn, 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 Solothurn, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec978097691491341401457710279130
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Solothurn

In March, Solothurn, Switzerland, experiences a gradual decline in humidity, with levels around 87%. This marks a notable drop from the slightly higher readings of 89% in February and 91% in January. As winter begins to loosen its grip, the air feels a bit drier, paving the way for the arrival of spring. This trend continues into April, where humidity further decreases to 84%, signaling a transition toward warmer and more pleasant conditions. The steady decrease in humidity during these early months of the year reflects the shift in seasons, offering residents a refreshing change from the heavier, moisture-laden air of winter.

March Average Humidity in Solothurn

This chart illustrates the average monthly humidity levels in Solothurn, 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 Solothurn is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Solothurn

As March unfolds in Solothurn, Switzerland, the UV Index rises to 5, signaling a shift to a moderate exposure category. With the burn time set at 30 minutes, this month marks a notable increase from earlier winter months, where January featured a low UV Index of 2 and February reached 3. This trend indicates that as spring approaches, sun exposure becomes more significant, necessitating greater attention to skin protection. With April poised to escalate to a high UV Index of 6, residents should be mindful of the increasing potential for sunburn. For those looking to plan their outdoor activities wisely, understanding the nuances of the UV Index is essential—discover more at Solothurn UV Index.

Maximum UV Index Levels in Solothurn for March

The chart shows the monthly maximum UV Index (UVI) for Solothurn 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 Solothurn typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986422
Data source: Solothurn 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 Solothurn

As winter transitions to spring, March brings a notable surge in sunshine to Solothurn, Switzerland, with 298 hours of glorious sunlight dancing across the skies. This represents a marked increase from February's 226 hours, signaling a vibrant awakening in nature as the days grow longer and warmer. Following March, April and May continue this trend, with sunlight hours climbing to 357 and 370, respectively, promising a delightful atmosphere for outdoor activities and explorations. This gradual buildup of sunlight not only lifts spirits but also sets the stage for a blooming summer, where locals and visitors alike can bask in nature's beauty and embrace the season of renewal.

Monthly Sunshine Duration in Solothurn: March Highlighted

The March sunshine duration represents the total number of hours Solothurn 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.
JanFebMarAprMayJunJulAugSepOctNovDec161h226h298h357h370h388h417h385h325h282h224h185h
Data source: Solothurn March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Solothurn During March

As March arrives in Solothurn, Switzerland, a noticeable shift in weather patterns can be observed, with the likelihood of sunny days climbing to 45%. This increase marks a significant improvement from the dreariness of the previous months, with January's meager 15% and February's moderate 36%. As spring approaches, the sun begins to peek through the clouds more frequently, bringing a sense of renewal to the landscape. Following March, the chances for sunshine continue to rise into April at 49%, setting the stage for a vibrant outdoor season. Thus, March serves as a promising transition, inviting residents and visitors alike to embrace the growing warmth and light.

Percentage of Sunny Days in March in Solothurn

The chart illustrates the percentage of sunny days in Solothurn 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 Solothurn experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%36%45%49%32%31%36%38%40%34%23%26%
Data source: Solothurn March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Solothurn in March

As winter transitions into spring, Solothurn, Switzerland experiences a noticeable shift in daylight hours. March marks an exciting turning point, with 11 hours of daylight, a significant increase from the 10 hours seen in February. This gradual lengthening of days heralds the approach of longer, sunnier months ahead. Following March, April dazzles with 13 hours of daylight, and by May, residents can bask in a generous 15 hours of sunlight. This upward trend continues into the summer months, creating an uplifting atmosphere as the days stretch longer, inviting outdoor adventures and longer evenings. The consistent growth in daylight showcases nature's awakening, reminding everyone of the joys that come with the arrival of spring and summer in this picturesque Swiss town.

Average Daylight Hours in Solothurn for March

The chart illustrates the variation in daylight duration in Solothurn throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 57m10h 16m11h 56m13h 38m15h 5m15h 50m15h 26m14h 8m12h 30m10h 49m9h 19m8h 32m
Data source: Solothurn daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Solothurn

As March unfolds in Solothurn, Switzerland, the winds shift ever so slightly, maintaining an average speed of 2.3 m/s (5 mph)—a gentle whisper in comparison to the gusts of winter. Following a calm February, where the average wind speed dipped to 2.2 m/s (5 mph), March exhibits a slight uptick, hinting at the transition towards spring. This stabilization in wind patterns can be observed as the city begins to warm, with April showcasing the same 2.3 m/s (5 mph). Analyzing the trends reveals a gradual increase in wind speeds as the year progresses, peaking modestly in May at 2.7 m/s (6 mph), before calming down in the summer months. Overall, March serves as a pivotal moment, where the refreshing breeze hints at the vibrant life to come, linking the tail end of winter's serenity to the anticipatory stirrings of spring.

Average March Wind Speed in Solothurn

The chart displays monthly wind speed patterns in Solothurn, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.22.3 m/s2.32.71.61.91.81.61.92.12.4
Data source: Solothurn March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Solothurn Compares to Other Months

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

In comparing the weather of March and January, we observe some notable differences. Both months feature a minimum temperature of -13°C (9°F), but March tends to be milder overall with an average temperature of 6°C (42°F) compared to January's cooler average of 1°C (33°F). Maximum temperatures in March reach up to 21°C (69°F), while January peaks at a lower 16°C (61°F). Precipitation levels are the same at 97 mm (3.8 in), but January sees less frequent rainy days, with precipitation occurring over 13 days compared to 16 days in March. Additionally, humidity is slightly higher in January at 91%, versus 87% in March. For more details about January's weather, you can visit Solothurn weather in January.

In comparing the weather patterns of March and February, March exhibits a slightly wider range of temperatures, with a minimum of -13°C (9°F), an average of 6°C (42°F), and a maximum of 21°C (69°F). In contrast, February's temperatures are somewhat milder, with a minimum of -11°C (13°F), an average of 3°C (38°F), and a maximum of 18°C (64°F). Precipitation is more abundant in March, totaling 97 mm (3.8 in) over 16 days, compared to February's 80 mm (3.1 in) spread over 12 days. Both months maintain high humidity levels, although March is slightly lower at 87% compared to February's 89%. For a closer look at February's weather specifics, you can visit Solothurn weather in February.

March and April present a distinct transition in weather patterns. In March, temperatures can drop as low as -13°C (9°F), but the average temperature reaches 6°C (42°F), with a maximum of 21°C (69°F). The month experiences a total precipitation of 97 mm (3.8 in) over 16 days, coupled with high humidity at 87%. In contrast, April shows a milder climate, with a minimum temperature of -4°C (24°F), an average of 9°C (49°F), and a maximum of 25°C (78°F). Precipitation decreases to 69 mm (2.7 in) over just 12 days, while humidity slightly lowers to 84%. The overall trend indicates a warming and drying trend as spring progresses. For more information, you can check Solothurn weather in April.

March and May present a striking contrast in weather conditions. In March, temperatures range from a chilly minimum of -13°C (9°F) to a moderate maximum of 21°C (69°F), with an average temperature of around 6°C (42°F). The month sees significant precipitation, with 97 mm (3.8 in) falling over 16 days, and humidity levels hovering around a high 87%.

In comparison, May features milder temperatures, with a minimum of -1°C (31°F) and a more pleasant maximum of 29°C (85°F), averaging at 13°C (55°F). Precipitation increases slightly to 149 mm (5.9 in) over 18 days, but humidity drops to 80%. Overall, May offers a clearer transition into warmer weather, making it a more inviting time of year. For more detailed information, check out Solothurn weather in May.

In March, temperatures range from a chilly -13°C (9°F) at night to a mild 21°C (69°F) during the day, with an average temperature of 6°C (42°F). The month experiences considerable precipitation, totaling 97 mm (3.8 in) over 16 days, and humidity remains high at 87%. In contrast, June showcases a warmer climate, with minimum temperatures of 5°C (41°F) and maximums soaring up to 34°C (93°F), averaging 18°C (65°F). Although June has slightly more precipitation at 134 mm (5.3 in) over 17 days, the humidity drops to 82%. For more details, you can check Solothurn weather in June.

March and July present contrasting weather characteristics in terms of temperature and precipitation. In March, temperatures range from a chilly minimum of -13°C (9°F) to a mild maximum of 21°C (69°F), with an average of 6°C (42°F). The month experiences 97 mm (3.8 in) of precipitation over 16 days and a high humidity level of 87%. In comparison, July sees much warmer conditions, with temperatures fluctuating between a minimum of 8°C (47°F) and a scorching maximum of 35°C (95°F), averaging 19°C (67°F). Although July has higher precipitation at 140 mm (5.5 in) over 15 days, the humidity is slightly lower at 82%. For a more detailed look at July's weather, you can check Solothurn weather in July.

The weather in March offers a dramatic contrast to that of August. In March, temperatures can plummet as low as -13°C (9°F), while averaging around 6°C (42°F) and peaking at 21°C (69°F). Additionally, it is marked by high humidity at 87% and significant precipitation totaling 97 mm (3.8 in) over 16 days. In contrast, August typically features much warmer temperatures, with a minimum of 6°C (44°F), an average of 19°C (66°F), and a maximum reaching 33°C (91°F). While August experiences slightly more rain at 145 mm (5.7 in) spread across 17 days, its humidity is lower at 77%. To learn more about the specifics of the weather in August, you can check Solothurn weather in August.

March weather is characterized by a broader temperature range, with minimums plummeting to -13°C (9°F) and maximums reaching up to 21°C (69°F), resulting in an average of 6°C (42°F). This month also sees a higher humidity of 87% and more precipitation, totaling 97 mm (3.8 in) over approximately 16 days. In contrast, September offers milder conditions with a minimum of 2°C (35°F) and a maximum of 29°C (84°F), yielding a more comfortable average temperature of 15°C (59°F). Additionally, September experiences less precipitation at 77 mm (3.0 in) spread over about 12 days, accompanied by a slightly lower humidity of 81%. For more details, check out Solothurn weather in September.

In March, temperatures in Solothurn can range from a chilly -13°C (9°F) to a mild 21°C (69°F), with an average temperature of 6°C (42°F). The month experiences significant precipitation, totaling 97 mm (3.8 in) over about 16 days, and humidity levels are relatively high at 87%. In contrast, October sees temperatures that are generally milder, ranging from -2°C (28°F) to a maximum of 23°C (73°F), with an average of 10°C (50°F). Precipitation slightly increases to 102 mm (4.0 in) over 14 days, while humidity remains comparable at 89%. Overall, both months exhibit a significant amount of rainfall and high humidity, but October offers a broader range of temperatures and slightly less precipitation. For more details, check Solothurn weather in October.

March and November exhibit distinct weather characteristics, reflecting the transition from winter to spring in March and the approach of winter in November. In March, temperatures can range from a chilly -13°C (9°F) at their lowest to a comfortable 21°C (69°F) at their highest, with an average of 6°C (42°F). The month is relatively wet, receiving about 97 mm (3.8 in) of precipitation over 16 days, with humidity levels around 87%. In contrast, November features milder temperatures, with a minimum of -5°C (24°F) and a maximum of 20°C (68°F), averaging 4°C (40°F). Precipitation decreases to 79 mm (3.1 in) across 13 days, and humidity remains slightly higher at 89%. For those interested in more detailed information, you can visit Solothurn weather in November.

March and December exhibit notable differences in weather patterns. In March, temperatures range from a minimum of -13°C (9°F) to a maximum of 21°C (69°F), with an average of 6°C (42°F). The month sees approximately 97 mm (3.8 in) of precipitation over about 16 days, and the humidity averages around 87%. In contrast, December has a milder temperature range, with a minimum of -7°C (20°F), an average of 2°C (36°F), and a maximum of 13°C (57°F). December experiences slightly higher precipitation at 130 mm (5.1 in) across 19 days, coupled with a higher humidity level of 91%. For more detailed insights on temperatures and conditions, check out Solothurn weather in December.

Compare Solothurn's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Solothurn

As March unfolds in Solothurn, the transition from winter to spring becomes palpable, marked by a notable increase in temperatures compared to the preceding months. With an average that hovers around a fresh 6°C, it's a time when residents begin to shed their winter layers, even as the chill of the occasional cold snap lingers. Precipitation remains moderate, with 16 days of rain contributing to a rather humid atmosphere, echoing the lingering chill while heralding the lush growth to come. This month stands out not only for its fluctuating temperatures but also for its vibrant transformation, setting the stage for the warmth and vitality of spring. For a deeper dive into how March weather in Solothurn fits within the broader patterns of the year, visit Solothurn Climate.