May Weather in Suomussalmi, Finland

Last updated: August 21, 2025

Experience the May weather in Suomussalmi, Finland, where temperatures can soar to a maximum of 28°C (82°F), providing a sharp contrast to the average of 6°C (44°F) and a chilly minimum of -9°C (17°F). This month sees about 58 mm (2.3 in) of precipitation spread over 11 days, so packing an umbrella is advisable! With humidity levels reaching 83%, the air is rich and refreshing, making May a unique time to explore this picturesque destination. Embrace the warmth and prepare for the occasional shower as nature awakens in this enchanting corner of Finland.

May Temperature in Suomussalmi

As winter gives way to spring, Suomussalmi, Finland experiences a notable transformation in temperatures come May. With minimums hovering around -9°C (17°F), the month starts to shed its cold touch, gradually bringing warmer averages of 6°C (44°F). Daytime highs climb impressively, reaching a maximum of 28°C (82°F), signifying the arrival of more vibrant and temperate days. This month serves as a beautiful prelude to summer, contrasting sharply against the depths of winter, where January temperatures plummet to -33°C (-27°F). The steady upward trend throughout April and May highlights the dramatic shift, inviting locals and visitors alike to bask in the lush greenery and budding flora that flourish under the pleasantly warming sun.

May Weather in Suomussalmi: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Suomussalmi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Suomussalmi, May 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).
JanFebMarAprMayJunJulAugSepOctNovDec161523324356605646372821
Data source: Temperature data for Suomussalmi 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.

May Precipitation in Suomussalmi

May marks a significant increase in precipitation for Suomussalmi, Finland, registering 58 mm (2.3 in) over 11 days, contrasting with the slightly lower amounts seen in the preceding months. This uptick is indicative of the transition into summer, as the region experiences a noticeable shift in weather patterns. The increase in both precipitation and rainy days foreshadows the wetter months ahead, particularly June and July, which typically see even higher rainfall. The steady rise from April's 43 mm (1.7 in) highlights May as a key month, bridging the cooler spring and the lush vitality of summer, making it a pivotal period for the local ecosystem.

May Precipitation Trends in Suomussalmi

The chart displays monthly precipitation patterns in Suomussalmi, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Suomussalmi, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4539464358747810883907366
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Suomussalmi

In May, Suomussalmi experiences a noticeable drop in humidity, averaging 83%. This marks a shift from the high humidity levels of winter, which peaked at an astonishing 101% in January. As the region transitions from spring into summer, the humidity steadily declines from 88% in April, creating a more comfortable atmosphere. This trend continues into June, where humidity reaches a lower 79%, providing a brief reprieve before the summer months bring humidity back up slightly in July. Overall, May serves as a pivotal month, signaling the transition towards the drier and warmer days ahead.

May Average Humidity in Suomussalmi

This chart illustrates the average monthly humidity levels in Suomussalmi, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Suomussalmi is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec101%99%94%88%83%79%83%88%91%96%96%100%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Suomussalmi

As spring blossoms into summer, the UV Index in Suomussalmi, Finland, sees a noticeable uptick in May, reaching a moderate level of 5. With this rise, outdoor enthusiasts should be mindful of their sun exposure, as the estimated burn time reduces to 30 minutes. This trend marks a significant shift from the lower UV levels observed in the earlier months, where January through April boasted indices ranging from 1 to 3. As the sun's strength increases, so does the importance of sun protection, paving the way for longer, sunnier days ahead. For more detailed information, check out the Suomussalmi UV Index.

Maximum UV Index Levels in Suomussalmi for May

The chart shows the monthly maximum UV Index (UVI) for Suomussalmi in May, 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 May, the maximum UV index in Suomussalmi typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112356643211
Data source: Suomussalmi May 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.

May Sunshine in Suomussalmi

As spring blossoms in Suomussalmi, Finland, May heralds a remarkable increase in sunshine, with 421 hours illuminating the days. This surge follows a gradual ascent from just 28 hours in January, demonstrating a steady shift from winter's grip. Each month reveals a blossoming of light, with April's 342 hours serving as a vibrant prelude to May's brilliance. Following May, the summer months continue to bask in the sun's warm embrace, peaking in July with 479 hours. As the year progresses, the days slowly recede into shorter hours, culminating in the dimming November and December, where sunlight dwindles to a mere 41 and 11 hours respectively. This dynamic interplay of light and shadow illustrates the enchanting seasonal rhythm of Suomussalmi, making May a truly magical time for sunshine enthusiasts.

Monthly Sunshine Duration in Suomussalmi: May Highlighted

The May sunshine duration represents the total number of hours Suomussalmi experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec28h118h251h342h421h467h479h351h227h108h41h11h
Data source: Suomussalmi May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Suomussalmi During May

In Suomussalmi, Finland, the likelihood of sunny weather shows a notable evolution as the year progresses. By May, residents and visitors can expect a 23% chance of sunshine, marking a transition from the low percentages typically seen in winter months like January and February, where the sun is almost a rarity. As spring unfolds, March boasts a more promising 38% chance, yet April dips slightly to 33%, hinting at the unpredictable nature of transitioning seasons. Moving into early summer, the sunshine probabilities notably increase, with June and July reaching 40% and 49% respectively. This trend underscores a gradual warming and brightening effect as the landscape shifts towards summer, making May a captivating time amidst the northern lights.

Percentage of Sunny Days in May in Suomussalmi

The chart illustrates the percentage of sunny days in Suomussalmi throughout the year, with May 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 Suomussalmi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec3%13%38%33%23%41%49%22%23%5%9%7%
Data source: Suomussalmi May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Suomussalmi in May

As spring transitions into summer in Suomussalmi, Finland, daylight hours experience a remarkable increase, peaking in May with an impressive 18 hours of sunlight. This growth in daylight mirrors the awakening of nature, as trees begin to bud and flowers bloom, inviting residents and visitors to embrace the outdoors. From a mere 5 hours in January, the progressive leap to 11 hours in March showcases the lengthening days that culminate in the vibrant, sun-drenched month of June, where daylight stretches to an astounding 21 hours. As summer wanes towards August, a gradual decline begins, but the lingering twilight envelops the region in serene beauty. This rhythmic pattern of increasing and decreasing daylight not only marks the changing seasons but also creates a unique atmosphere that captivates all who experience it.

Average Daylight Hours in Suomussalmi for May

The chart illustrates the variation in daylight duration in Suomussalmi throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec5h 10m8h 25m11h 49m15h 16m18h 48m21h 28m19h 55m16h 24m12h 58m9h 34m6h 11m3h 53m
Data source: Suomussalmi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Suomussalmi

In Suomussalmi, May brings a gentle breeze with an average wind speed of 3.1 m/s (7 mph), mirroring the conditions of both April and August. This month serves as a transition from the cooler spring winds of March, which peak at 3.7 m/s (8 mph), back towards the milder gusts typical of summer. Notably, the wind speed stabilizes around the 3.0 to 3.2 m/s mark as the year progresses into the autumn months, suggesting a pattern of moderate winds that offer a refreshing yet calm atmosphere. As daylight lengthens, the May winds create an inviting environment for outdoor exploration, perfectly complementing the lush landscapes that emerge from the thaw.

Average May Wind Speed in Suomussalmi

The chart displays monthly wind speed patterns in Suomussalmi, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.13.73.23.1 m/s2.92.93.13.03.73.23.2
Data source: Suomussalmi May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Suomussalmi Compares to Other Months

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

When comparing the weather in May and January, significant differences emerge in both temperature and humidity. May brings milder temperatures, ranging from a minimum of -9°C (17°F) to a maximum of 28°C (82°F), with an average of 6°C (44°F), while January experiences much colder conditions, with temperatures plummeting to a minimum of -33°C (-27°F) and averaging -9°C (16°F). Although January sees slightly less precipitation at 45 mm (1.8 in) over 12 days compared to May's 58 mm (2.3 in) over 11 days, the humidity is notably higher in January at 101%, compared to 83% in May. For more detailed insights, you can check Suomussalmi weather in January.

When comparing the weather in May and February, it's clear that May offers much milder temperatures, with a minimum of -9°C (17°F) and an average of 6°C (44°F), compared to February's chilling lows of -28°C (-19°F) and an average of -10°C (15°F). While May can reach a maximum of 28°C (82°F), February struggles to reach just 4°C (40°F). Additionally, February experiences higher humidity at 99%, in contrast to May's relatively lower 83%. Precipitation is also noteworthy, with May receiving 58 mm (2.3 in) over 11 days versus February's 39 mm (1.5 in) over 9 days. For a more detailed look at February weather, visit Suomussalmi weather in February.

The weather in May is noticeably milder than in March, with temperatures ranging from a minimum of -9°C (17°F) to a maximum of 28°C (82°F), resulting in an average temperature of 6°C (44°F). In contrast, March experiences much colder conditions, with temperatures dipping as low as -28°C (-19°F) and only rising to a maximum of 10°C (51°F), leading to a much chillier average of -5°C (23°F). Additionally, May sees a higher overall temperature and a reasonable amount of precipitation at 58 mm (2.3 in) over 11 days, compared to March's 46 mm (1.8 in) over 12 days. The humidity in March is also slightly higher at 94%, compared to May's 83%. For a more detailed look at weather conditions during this period, visit Suomussalmi weather in March.

When comparing the weather in April and May, it is evident that May experiences significantly warmer temperatures. In April, the minimum temperature dips to -15°C (5°F) and averages around 0°C (33°F), while in May, the temperatures rise with a minimum of -9°C (17°F) and an average of 6°C (44°F). The maximum temperatures also show a notable increase, reaching up to 28°C (82°F) in May compared to April's highest of 20°C (68°F). Additionally, May sees a slight increase in precipitation, totaling 58 mm (2.3 in) over 11 days, compared to April's 43 mm (1.7 in) over 10 days. Humidity remains relatively high during both months, with May at 83% and April at 88%. For more detailed information on April weather, you can check Suomussalmi weather in April.

May and June weather show a noticeable transition as spring gives way to summer. In May, temperatures range from a chilly minimum of -9°C (17°F) to a warmer maximum of 28°C (82°F), averaging around 6°C (44°F). The month experiences 58 mm (2.3 in) of precipitation over 11 days, accompanied by high humidity at 83%. In contrast, June brings a slight increase in temperatures, with a minimum of 0°C (31°F), an average of 13°C (57°F), and a maximum reaching 30°C (86°F). Rainfall also increases in June, amounting to 74 mm (2.9 in) over 13 days, though humidity decreases slightly to 79%. For more details about June weather, you can check Suomussalmi weather in June.

In comparing the weather between May and July, we can observe notable differences in temperature and precipitation. May experiences a broader temperature range with a minimum of -9°C (17°F) and a maximum of 28°C (82°F), leading to an average of 6°C (44°F). In contrast, July's temperatures are milder, with a minimum of 4°C (40°F) and a maximum of 30°C (86°F), resulting in a higher average of 16°C (61°F). While May receives 58 mm (2.3 in) of precipitation over 11 days, July sees increased rainfall at 78 mm (3.1 in), but also maintains the same number of rainy days. Both months exhibit a consistent humidity level of 83%. For more detailed insights, you can refer to Suomussalmi weather in July.

In May, the weather varies significantly, with temperatures ranging from a chilly -9°C (17°F) to a warm 28°C (82°F), while averaging around 6°C (44°F). The month sees about 58 mm (2.3 in) of precipitation over 11 days, coupled with a high humidity level of 83%. In contrast, August experiences slightly milder temperatures, with a minimum of 1°C (35°F), an average of 13°C (56°F), and a maximum reaching 30°C (86°F). This month is characterized by increased precipitation of 108 mm (4.2 in) over 17 days and slightly higher humidity at 87%. For more details on the weather patterns in August, you can visit Suomussalmi weather in August.

May and September present distinct weather patterns that reflect the transition between spring and autumn. In May, temperatures range from a chilly -9°C (17°F) at night to a pleasant 28°C (82°F) during the day, with an average of 6°C (44°F). The month tends to see about 58 mm (2.3 in) of precipitation over approximately 11 days and boasts relatively high humidity at 83%. In contrast, September experiences a milder temperature range, with minimums of -4°C (25°F) and maximums reaching 23°C (73°F), averaging around 8°C (47°F). Rainfall increases to 83 mm (3.3 in) spread over 13 days, accompanied by even higher humidity at 91%. For a detailed look at September weather, you can visit Suomussalmi weather in September.

In comparing the weather of May and October, it’s clear that both months present distinct characteristics. May enjoys a broader temperature range, with minimums around -9°C (17°F) and maximums reaching up to 28°C (82°F), offering an average of 6°C (44°F). In contrast, October features cooler temperatures, with a minimum of -11°C (13°F) and a maximum of 18°C (65°F), resulting in a lower average of 3°C (37°F).

Precipitation is notably higher in October, with 90 mm (3.5 in) falling over 16 days compared to May's 58 mm (2.3 in) over just 11 days. Additionally, October's humidity level is higher at 96%, compared to May's 83%. For more details on specific weather patterns, check out Suomussalmi weather in October.

May and November present strikingly different weather patterns. In May, temperatures range from a chilly -9°C (17°F) at their minimum to a warm 28°C (82°F) at their peak, averaging around 6°C (44°F). The month experiences moderate precipitation of 58 mm (2.3 in) over approximately 11 days, with a relatively high humidity level of 83%. In contrast, November is significantly colder, with temperatures dipping as low as -20°C (-3°F) and peaking at only 8°C (47°F), averaging -2°C (29°F). Precipitation increases slightly to 73 mm (2.9 in) over 15 days, and humidity rises to a notable 96%. For more details on the specific conditions, check out Suomussalmi weather in November.

The weather in May and December shows stark contrasts in terms of temperature and conditions. May experiences a wide temperature range with a minimum of -9°C (17°F), an average of 6°C (44°F), and a maximum of 28°C (82°F), alongside relatively moderate precipitation of 58 mm (2.3 in) spread over 11 days with a humidity of 83%. In sharp contrast, December presents a much harsher climate, with temperatures plunging to a minimum of -22°C (-7°F) and an average of -6°C (22°F), peaking at just 3°C (37°F). The month also sees higher precipitation levels at 66 mm (2.6 in) across 18 days, along with maximum humidity reaching 100%. For more specific details about December weather, you can visit Suomussalmi weather in December.

Compare Suomussalmi's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Suomussalmi

As May unfolds in Suomussalmi, the weather signifies a refreshing transition from the chill of early spring to the warmth of summer. Daytime temperatures can soar up to 28°C, but the cool nights still remind us of the lingering winter, with lows reaching down to -9°C. This month also brings a notable increase in precipitation, with rain gracing the region on 11 days, contributing to an overall humidity of 83%. Compared to the colder months, May presents a lively tapestry of weather, making it an ideal time for outdoor adventures amidst the emerging greenery. For a deeper understanding of the seasonal variations, explore Suomussalmi Climate.