Last updated: August 21, 2025
March in Oulu, Finland presents a unique blend of winter's chill and the faint whispers of spring. With average temperatures hovering around -4°C (25°F), the maximum can reach up to 7°C (45°F), while the coldest nights plummet to a frosty -26°C (-15°F). It's a month characterized by 41 mm (1.6 in) of precipitation falling over approximately 11 days, contributing to the landscape's transformation. The humidity level sits high at 95%, creating a crisp atmosphere that underscores the transition of seasons, making March a captivating time to experience the evolving beauty of Oulu.
In March, Oulu, Finland transitions from the harshness of winter to the cusp of spring, showcasing a notable shift in temperatures. With a minimum of -26°C (-15°F) and an average of -4°C (25°F), the chill persists, yet daily highs begin to rise, reaching a pleasant 7°C (45°F) by the month’s end. This threefold increase in maximum temperatures compared to January and February indicates that the long, dark winter is finally giving way to brighter days. The fluctuating temperatures reflect a city in transformation, as residents eagerly anticipate the arrival of milder weather and the promise of spring’s bloom.
March in Oulu, Finland, brings a slight increase in precipitation, with 41 mm (1.6 in) of moisture over the month, one of the wettest times of the early year. This upsurge is accompanied by 11 days of rain, marking a notable transition as winter begins to wane and spring tentatively steps in. The consistency of 40 mm in both January and February sets the stage for this minor uptick, hinting at a predictable pattern before the significant rises observed in the coming months. As Oulu heads toward April, where precipitation dips minimally to 38 mm, the gradual shift from winter's grip to the refreshing embrace of spring is underscored by these rainfall trends.
March marks a notable transition in humidity levels in Oulu, Finland, as the winter's grip begins to loosen. With humidity dropping to 95%, it reflects a gradual shift from the peak dampness of January and February, which boast near-absolute humidity levels of 100% and 98%, respectively. This slight decrease heralds the arrival of spring, ushering in fresher air and more comfortable conditions. As the months progress, humidity continues to decline, ultimately reaching its lowest point in July at 79%. However, the trend reverses as fall approaches, with humidity climbing back towards 95% by October and November. This cyclical pattern underscores the region’s dynamic climatic changes, where each month brings its own unique atmospheric characteristics, highlighting the distinct seasonal variations that define life in Oulu.
As March unfolds in Oulu, Finland, the UV Index begins to rise, reflecting the shifting seasons and heralding the approach of spring. With an Index of 2, exposure remains in the low category, allowing for safe outdoor enjoyment without excessive sun protection—45 minutes is the typical burn time for fair-skinned individuals. This trend marks a gradual transition from the persistent winter months, where the UV Index was consistently at 1. As the sun's intensity increases moving into April, with an Index of 3, residents should prepare for a more moderate UV environment. Keep an eye on the evolving UV Index by visiting Oulu UV Index to stay informed and enjoy the changing daylight safely!
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As winter gives way to spring, Oulu, Finland, bursts into life with a remarkable increase in sunshine hours. March shines brightly with 269 hours of sunlight, representing a significant leap from the 33 hours recorded in January and the 133 hours of February. This trend continues through April, with sunshine hours surging to 364, and reaching a peak of 454 hours in May. The steady climb illustrates the welcoming embrace of warmer days, as residents bask in the growing warmth and brightness after months of darkness. As each month unfolds, the increasing light serves as a joyful reminder of the approaching summer, enchanting both locals and visitors alike.
In Oulu, Finland, the likelihood of sunny weather begins to climb significantly as winter wanes, with March marking a promising 45% chance of sunshine. This is a notable increase from both January and February, where sunny days barely break the horizon at 6% and 26%, respectively. As the days grow longer and the temperatures start to rise, this trend continues into April and May, albeit with a slight dip to 43% and 30%. Interestingly, the peak of sunny weather occurs in the heart of summer, with July witnessing a bright 56%. Overall, March presents an encouraging shift toward sunnier days, offering residents and visitors alike a taste of springtime optimism.
As winter fades, March brings a significant boost in daylight for Oulu, Finland, with 11 hours of sunlight illuminating the landscape. This increase marks a noticeable shift from the 8 hours in February, signaling the approach of spring and the gradual lengthening of days. The ascent continues into April, where daylight stretches to 15 hours, further enhancing the vibrant outdoor atmosphere. This upward trend in daylight hours mirrors the anticipation of warmer months, setting the stage for May's impressive 18 hours and June's peak at 21 hours. March is, therefore, a pivotal month, bridging the long, dark winters of January and February with the bright days to come, ushering in a season of renewal and energy.
As winter transitions to spring, March in Oulu brings a noticeable increase in wind speed, averaging 4.0 m/s (9 mph). This uptick reflects the changing season, as the city shakes off the remnants of frost and begins to welcome the milder temperatures of April. Compared to the preceding months of January and February, where winds lingered at a steady 3.2 m/s and 3.3 m/s, March’s breezy gusts invigorate the landscape, hinting at the vibrant life soon to emerge. Interestingly, the wind speed dips again in April to 3.4 m/s (8 mph) before stabilizing throughout the summer months, showcasing the rhythmic ebb and flow of Oulu's wind patterns as it embraces the warmth of spring and summer.
Weather in Oulu varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Oulu, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparison to January, March experiences milder temperatures, with an average of -4°C (25°F) compared to January's chillier average of -7°C (19°F). The minimum temperatures in March are also less severe, reaching a low of -26°C (-15°F), whereas January can plunge down to -32°C (-25°F). Despite both months seeing similar precipitation levels—41 mm (1.6 in) in March and 40 mm (1.6 in) in January—March tends to be slightly wetter, with precipitation occurring on 11 days versus 10 in January. Humidity levels are notably high, sitting at 95% in March and reaching 100% in January, creating a consistently damp atmosphere. For a more detailed look at January weather specifics, you can refer to Oulu weather in January.
In comparing the weather between February and March, we see a slight shift in temperatures and conditions. February experiences minimum temperatures around -25°C (-14°F) and an average of -8°C (17°F), while March sees a slight increase, with minimums around -26°C (-15°F) and an average of -4°C (25°F). Both months receive similar precipitation, with February totaling 40 mm (1.6 in) over 9 days and March at 41 mm (1.6 in) over 11 days. Humidity remains high during both months, with February being slightly more humid at 98% compared to March's 95%. For more detailed information on February's weather, you can visit Oulu weather in February.
In March, Oulu experiences a starkly cold climate, with average temperatures around -4°C (25°F) and minimums plummeting to -26°C (-15°F). The month sees considerable humidity at 95%, along with 41 mm (1.6 in) of precipitation spread over 11 days. In contrast, April brings a welcome shift, as temperatures rise to an average of 1°C (34°F), with maximums reaching 14°C (57°F). Precipitation decreases slightly to 38 mm (1.5 in) over just 7 days, and humidity also drops to 87%. For more detailed information, visit Oulu weather in April.
In March, the weather is quite frigid, with temperatures ranging from a chilling -26°C (-15°F) to an average of -4°C (25°F) and a maximum of only 7°C (45°F). This month also sees a high humidity level of 95% and experiences precipitation on 11 days, totaling 41 mm (1.6 in). In contrast, May brings a significant warming trend, with temperatures ranging from a minimum of -6°C (21°F) to an average of 7°C (45°F), reaching a pleasant maximum of 27°C (80°F). Although May has slightly more precipitation at 49 mm (1.9 in), it occurs over only 8 days, and humidity decreases to a lighter 81%. For more details about May's weather, check Oulu weather in May.
March and June present starkly contrasting weather conditions. In March, temperatures plummet with a minimum of -26°C (-15°F) and an average of -4°C (25°F), characterized by frequent cold snaps and high humidity at 95%. Precipitation occurs on 11 days, totaling 41 mm (1.6 in), often falling as snow. Conversely, June ushers in warmer weather, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 29°C (85°F) and an average of 14°C (58°F). The number of rainy days decreases to 9, and rainfall increases to 60 mm (2.4 in) with humidity dropping to a more comfortable 77%. For more information about June weather, you can visit Oulu weather in June.
March and July in Oulu present a striking contrast in weather. March is characterized by frigid temperatures, with lows plummeting to -26°C (-15°F) and an average of around -4°C (25°F), while July sees much warmer conditions, with minimums of 4°C (39°F) and an average high of 17°C (63°F). The precipitation levels are also noteworthy; March receives 41 mm (1.6 in) across 11 days, which is mild compared to July's 73 mm (2.9 in) over the same number of days. Additionally, the humidity is significantly higher in March at 95%, compared to a more comfortable 79% in July. For more detailed insights, check out Oulu weather in July.
The weather in March contrasts sharply with that of August. In March, temperatures can plummet to a minimum of -26°C (-15°F), with an average of -4°C (25°F) and a maximum of just 7°C (45°F). This month sees considerable precipitation, totaling 41 mm (1.6 in) over about 11 days, accompanied by high humidity levels of 95%. In contrast, August offers a much warmer climate, with temperatures ranging from a minimum of 1°C (34°F) to an average of 14°C (58°F) and a maximum soaring to 31°C (88°F). The month is wetter as well, recording 91 mm (3.6 in) of precipitation across 14 days, though the humidity is relatively lower at 84%. For more details on August weather, check out Oulu weather in August.
March and September present contrasting weather patterns. In March, temperatures can be quite frigid, with a minimum of -26°C (-15°F) and an average of -4°C (25°F), while the maximum reaches just 7°C (45°F). The month sees about 41 mm (1.6 in) of precipitation over 11 days, with humidity levels hovering around 95%. In contrast, September offers a more temperate climate, with minimum temperatures of -4°C (24°F) and a comfortable average of 10°C (49°F), peaking at 24°C (75°F). This month experiences higher precipitation at 71 mm (2.8 in) over 13 days, and humidity remains relatively high at 90%. For more insights into the climate, you can check Oulu weather in September.
In March, the weather can be quite harsh, with temperatures ranging from a frigid minimum of -26°C (-15°F) to an average of -4°C (25°F) and a maximum of 7°C (45°F). The month experiences moderate precipitation of 41 mm (1.6 in) over 11 days, while humidity remains high at 95%. In contrast, October brings milder temperatures with a minimum of -12°C (10°F), an average of 4°C (40°F), and a maximum of 18°C (64°F). This month sees heavier precipitation at 81 mm (3.2 in) spread over 15 days, while retaining the same high humidity of 95%. For more details, check out Oulu weather in October.
March and November both experience chilly temperatures, but March tends to be colder overall. In March, the minimum temperature can plunge to -26°C (-15°F), with an average of -4°C (25°F) and a maximum of 7°C (45°F). November, on the other hand, has a milder minimum of -18°C (0°F) and an average of -1°C (31°F) with a slightly higher maximum of 9°C (49°F). Precipitation levels are also notable; March sees about 41 mm (1.6 in) over 11 days, while November experiences more precipitation at 62 mm (2.4 in) across 13 days. Both months share a high humidity level of 95%, creating a damp chill in the air. For more specific details about November weather, check out Oulu weather in November.
In comparing the weather between March and December, both months exhibit frigid temperatures, with March having a slightly higher average temperature of -4°C (25°F) compared to December's -5°C (24°F). March experiences a maximum of 7°C (45°F), while December's maximum peaks at 4°C (40°F). Precipitation levels also vary, with March receiving 41 mm (1.6 in) over 11 days, while December sees 58 mm (2.3 in) over 14 days, indicating a wetter month. The humidity is higher in December at 99%, in contrast to March's 95%, making December feel damper overall. For more detailed insights on December's weather, check out Oulu weather in December.
As March unfolds in Oulu, it presents a distinct transition from the harshness of winter to the promise of spring. While the month can still embrace snow and biting cold with temperatures dipping as low as -26°C, it also sees occasional warmth, with peaks reaching up to 7°C. The notable high humidity of 95% combined with frequent precipitation across roughly a third of the month enhances Oulu’s wet conditions, setting it apart from the typically drier winter months. This unique blend of lingering winter chill and glimpses of spring makes March a month of transformation. For a deeper understanding of Oulu's weather patterns, explore the comprehensive insights at Oulu Climate.