March Weather in Vaasa, Finland

Last updated: August 21, 2025

March in Vaasa, Finland unveils a landscape of temperature extremes, swinging from a maximum of 10°C (49°F) to a chilling minimum of -25°C (-13°F). The average hovers around -1°C (30°F), setting the stage for a truly transitional month. With 41 mm (1.6 in) of precipitation spread across 11 days, the atmosphere remains notably humid, with 91% humidity adding a brisk feel to the air. As winter bids farewell, March offers a unique blend of fleeting warmth and lingering chill, making it a captivating time to experience the changing Finnish weather.

March Temperature in Vaasa

In March, Vaasa, Finland begins to shake off the grip of winter, with temperatures gradually rising as the month progresses. The average temperature hovers around -1°C (30°F), signaling a shift from the harsh depths of winter. While nighttime can still be quite chilly, dipping to a brisk -25°C (-13°F), daytime offers a mild reprieve with highs touching 10°C (49°F). This transitional month not only highlights the gradual warming trend leading into spring but also sets the stage for April's even milder weather, making March an exciting precursor to the season's renewal. The shift from deep winter cold to the initial warmth of spring in Vaasa is a testament to the beauty of seasonal change.

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

The chart illustrates March temperature patterns in Vaasa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vaasa, 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).
JanFebMarAprMayJunJulAugSepOctNovDec262429374758636052433629
Data source: Temperature data for Vaasa 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 Vaasa

March in Vaasa, Finland, exemplifies the transition into spring, bringing a total precipitation of 41 mm (1.6 in) over 11 days. This amount falls slightly below the previous month’s 43 mm, highlighting a modest consistency in the winter-to-spring precipitation pattern. While February experienced a shorter rainy season with just 7 days, March ushers in more frequent showers, hinting at the growing influence of the thawing season. As the landscape begins to awaken, the precipitation level remains stable, suggesting a gradual shift in weather dynamics, paving the way for invigorating spring blooms ahead.

March Precipitation Trends in Vaasa

The chart displays monthly precipitation patterns in Vaasa, 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 Vaasa, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec394341394257598475845753
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Vaasa

As winter bids farewell in March, Vaasa experiences a slight decline in humidity, settling at 91%. This decrease marks the beginning of a gradual trend towards lower moisture levels as the year progresses. Following the damp, chilly months of January and February, which see humidity at 95% and 93%, respectively, March serves as a transition point. The city continues to dry out in the upcoming months, with April at 85% and May dropping further to 77%. Interestingly, humidity does rebound slightly during the summer months, peaking at 82% in August before again tapering off in the fall. These trends illustrate a clear seasonal pattern in Vaasa's climate, where the stark humidity levels significantly influence the overall weather experience.

March Average Humidity in Vaasa

This chart illustrates the average monthly humidity levels in Vaasa, 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 Vaasa is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%93%91%85%77%75%80%82%88%92%92%93%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Vaasa

As March arrives in Vaasa, Finland, the UV Index rises to 3, marking the beginning of a shift from winter's low exposure to a moderate level of sunshine. Compared to the steady UV Index of 1 seen in January and February, this increase highlights the increasing power of the sun as we transition into spring. With a burn time of just 30 minutes, it's essential to be mindful of sun exposure during outdoor activities this month. The UV Index will continue to fluctuate in the coming months, reaching 5 by May and peaking at 6 in the summer, so it’s wise to stay informed and protected. For more details on UV levels throughout the year, check out the Vaasa UV Index.

Maximum UV Index Levels in Vaasa for March

The chart shows the monthly maximum UV Index (UVI) for Vaasa 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 Vaasa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113356653211
Data source: Vaasa 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 Vaasa

March in Vaasa, Finland, heralds the arrival of brighter days as the city basks in an impressive 274 hours of sunshine. This marks a significant leap from the previous months, where January offered a mere 48 hours and February saw only 148 hours. As winter loosens its grip, the increasing daylight not only lifts spirits but also signals the approach of spring. Following March, the sunshine continues to flourish, peaking in the vibrant month of May with 463 hours. This trend showcases a dramatic escalation in light as the year progresses, inviting residents and visitors alike to embrace the warmth and beauty that Vaasa has to offer.

Monthly Sunshine Duration in Vaasa: March Highlighted

The March sunshine duration represents the total number of hours Vaasa 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.
JanFebMarAprMayJunJulAugSepOctNovDec48h148h274h362h463h509h501h430h298h201h105h44h
Data source: Vaasa March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Vaasa During March

In Vaasa, Finland, as we transition from winter to spring, March marks a notable increase in the likelihood of sunny weather, with the chance of sunshine rising to 42%. This shift is significant when compared to the depths of January, which offers a mere 5%, and even February's moderate 27%. As winter recedes, optimism for brighter days grows, paving the way for April’s 50% chance of sun. The trend suggests that while March may still experience its fair share of clouds, the promise of longer, sunnier days is on the horizon. With its increasing daylight, March invites residents and visitors alike to embrace the emerging warmth and the gradual return of vibrant sunshine.

Percentage of Sunny Days in March in Vaasa

The chart illustrates the percentage of sunny days in Vaasa 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 Vaasa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec5%27%42%50%35%47%55%36%24%16%27%20%
Data source: Vaasa March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Vaasa in March

In Vaasa, Finland, March marks a significant shift in daylight duration, with the sun gracing the sky for 11 hours—a notable increase from the 8 hours in February. This upward trend continues the gradual transition from the deep winter months, where daylight is scarce at just 5 hours in January. As the days grow longer, residents can enjoy increasingly vibrant afternoons and the emergence of spring’s natural beauty. Following March, April further extends daylight to 15 hours, and by the time May rolls around, the sun shines for an impressive 18 hours. This progression highlights not only the lengthening days but also the anticipation of warmer weather and longer evenings, encapsulating the dynamic shift from the depths of winter toward the brightness of summer.

Average Daylight Hours in Vaasa for March

The chart illustrates the variation in daylight duration in Vaasa throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec5h 53m8h 43m11h 50m15h18h 6m20h 6m18h 59m16h 1m12h 53m9h 46m6h 44m4h 50m
Data source: Vaasa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Vaasa

As winter recedes in Vaasa, Finland, March brings a noticeable increase in the average wind speed, rising to 4.5 m/s (10 mph)—the highest since November. This gusty transformation hints at the transition into spring, contrasting with the steady, calm winds of the previous months, where January and February both recorded 3.5 m/s (8 mph). Interestingly, this March uptick is surpassed only by the brisker winds of October, making it a pivotal moment in the year. Following this lively March air, winds gradually soften into April, settling at 4.0 m/s (9 mph), but the invigorating currents of this month often signal the vibrant awakening of nature and the anticipation of warmer days ahead. Thus, March in Vaasa serves not only as a reminder of winter's lingering chill but also as a herald of the lively spring breezes to come.

Average March Wind Speed in Vaasa

The chart displays monthly wind speed patterns in Vaasa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.54.5 m/s4.03.43.33.23.63.64.83.94.0
Data source: Vaasa March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Vaasa Compares to Other Months

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

In comparison to January, March experiences a slight increase in average temperature, rising from -3°C (26°F) in January to -1°C (30°F) in March. While the minimum temperatures are similar, with January's low at -24°C (-11°F) and March's at -25°C (-13°F), March reaches a higher maximum of 10°C (49°F) compared to January's 8°C (47°F). Precipitation is marginally higher in March, totaling 41 mm (1.6 in) over 11 days, compared to January's 38 mm (1.5 in) over 9 days. The humidity levels are also slightly lower in March at 91%, compared to the 95% observed in January. For more detailed insights into January weather, check out Vaasa weather in January.

In comparing the weather between February and March, we see a noticeable shift as March begins to show signs of warming. While February maintains colder temperatures with a minimum of -22°C (-8°F) and an average of -5°C (24°F), March experiences milder conditions with a minimum of -25°C (-13°F) and an average of -1°C (30°F). Interestingly, despite being colder overall, February has a slightly lower maximum temperature of 7°C (44°F) compared to March's 10°C (49°F). Precipitation levels are comparable, with February recording 43 mm over 7 days versus March’s 41 mm across 11 days, indicating a shift towards wetter conditions later in winter. Both months exhibit high humidity levels, with February slightly higher at 93% compared to March's 91%. For more details on the February weather, you can check the following link: Vaasa weather in February.

March and April present a notable contrast in weather patterns. In March, temperatures are quite frigid, with a minimum of -25°C (-13°F) and an average of just -1°C (30°F), while April sees a significant rise, with minimums around -13°C (9°F) and an average of 3°C (37°F). March experiences more chill with a maximum temperature of only 10°C (49°F), whereas April can reach highs of 21°C (70°F). Precipitation levels are relatively similar, with March receiving 41 mm (1.6 in) over 11 days and April recording 39 mm (1.5 in) in just 7 days, indicating a shift towards drier conditions. Humidity also decreases slightly from 91% in March to 85% in April. For a more detailed look at April's climate, check out Vaasa weather in April.

March and May exhibit stark contrasts in weather conditions. In March, temperatures can plunge as low as -25°C (-13°F), with an average temperature of -1°C (30°F) and occasional highs reaching 10°C (49°F). The month is notably cold, featuring high humidity at 91% and precipitation on 11 days, amounting to 41 mm (1.6 in). In contrast, May showcases a more temperate climate, with minimum temperatures dipping only to -4°C (26°F), an average of 8°C (47°F), and maximums soaring to 25°C (78°F). Although precipitation remains similar at 42 mm (1.6 in), it occurs over just 7 days and is coupled with lower humidity at 77%. For a more detailed understanding of May's weather, you can check Vaasa weather in May.

March and June offer stark contrasts in weather conditions. In March, temperatures can drop to a chilly -25°C (-13°F) at their lowest, with an average around -1°C (30°F) and highs reaching just 10°C (49°F). This month also features higher humidity at 91% and sees around 41 mm (1.6 in) of precipitation over 11 days. In contrast, June brings a much milder climate, with minimum temperatures of 1°C (34°F), an average of 15°C (59°F), and maximums soaring to 29°C (85°F). The humidity drops to a more comfortable 74%, and while precipitation increases slightly to 57 mm (2.2 in), it occurs over just 10 days. For those keen on experiencing the warmth, Vaasa weather in June highlights the transition into summer.

March and July present stark contrasts in weather patterns. In March, temperatures range from a chilling -25°C (-13°F) to a milder 10°C (49°F), with an average near freezing at -1°C (30°F). The month sees significant moisture, with 41 mm (1.6 in) of precipitation over 11 days and high humidity at 91%. In comparison, July experiences much warmer conditions, with temperatures fluctuating from a minimum of 5°C (42°F) to a maximum of 32°C (90°F), and an average of 17°C (63°F). Precipitation slightly increases to 59 mm (2.3 in), but over just 10 days, leading to a lower humidity of 80%. For a closer look at Vaasa's climate specifics, you can visit Vaasa weather in July.

In March, the weather is still in the grips of winter, with temperatures ranging from a chilling -25°C (-13°F) to a mild max of 10°C (49°F) and an average of -1°C (30°F). The month sees a fairly high level of precipitation at 41 mm (1.6 in) across about 11 days, coupled with a humidity of 91%, creating a damp, cold atmosphere.

In contrast, August offers a significant shift towards warmer weather, featuring temperatures with a minimum of 5°C (41°F) and reaching up to a pleasant max of 29°C (85°F), averaging around 15°C (60°F). This month experiences more precipitation, totaling 84 mm (3.3 in) over 13 days, but the humidity is slightly lower at 82%, contributing to the summer warmth. For a detailed look at August weather, visit Vaasa weather in August.

March and September display contrasting weather patterns. In March, temperatures typically range from a chilly -25°C (-13°F) at the minimum to a cool average of -1°C (30°F), peaking at 10°C (49°F), all while experiencing high humidity levels of 91%. The month sees about 41 mm (1.6 in) of precipitation over 11 days. In contrast, September brings milder conditions, with temperatures starting at a minimum of 0°C (32°F) and averaging 11°C (52°F), reaching a maximum of 24°C (75°F). Although September has higher precipitation at 75 mm (2.9 in) over 13 days, the humidity is slightly lower at 88%. For more detailed insights into September weather, you can check this link: Vaasa weather in September.

March and October present contrasting weather patterns, highlighting the transition between winter and fall. In March, temperatures can plunge to a minimum of -25°C (-13°F), with an average of -1°C (30°F) and a maximum of 10°C (49°F), creating a chilly atmosphere characterized by high humidity at 91%. In contrast, October sees milder conditions, with minimum temperatures around -9°C (17°F), averaging 6°C (43°F) and peaking at 17°C (64°F). While both months experience significant precipitation, October receives more, accumulating 84 mm (3.3 in) over about 15 days compared to March’s 41 mm (1.6 in) across 11 days. The increased precipitation and slightly higher temperatures in October set the stage for a distinctly different climate, as detailed in Vaasa weather in October.

March and November exhibit notable similarities and differences in weather conditions. In March, temperatures range from a minimum of -25°C (-13°F) to a maximum of 10°C (49°F), with an average of -1°C (30°F). The month experiences about 41 mm (1.6 in) of precipitation over roughly 11 days and maintains a high humidity level of 91%. In contrast, November offers slightly milder temperatures, with a minimum of -17°C (2°F) and a maximum of 12°C (53°F), resulting in an average temperature of 2°C (36°F). November's precipitation is higher at 57 mm (2.2 in) over 10 days, with humidity just a bit higher at 92%. For a more in-depth look, check out Vaasa weather in November.

March and December both feature frigid temperatures, but March tends to be slightly warmer overall, with an average temperature of -1°C (30°F), compared to December's average of -2°C (29°F). While March sees a maximum of 10°C (49°F), December's highest temperature reaches only 6°C (43°F). Precipitation is more prevalent in December, accumulating to 53 mm (2.1 in) over 14 days, whereas March experiences 41 mm (1.6 in) across 11 days. Furthermore, humidity levels are comparable, with March at 91% and December slightly higher at 93%. For more details, you can check this link: Vaasa weather in December.

Compare Vaasa's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Vaasa

As winter gives way to spring, March in Vaasa presents a dramatic shift in weather compared to the colder months. While temperatures begin to rise, the chill still lingers, with frosty mornings and the occasional drop into sub-zero territory reminding us that winter is not quite finished. Precipitation is frequent but often light, creating an atmosphere of dampness with a high humidity level that keeps the landscape vibrant. The days gradually grow longer, offering a gentle promise of warmer times ahead. For a deeper dive into the unique characteristics of Vaasa's climate, explore Vaasa Climate.