Last updated: August 21, 2025
In Lahti, Finland, August unfolds with a delightful range of temperatures, showcasing a maximum of 31°C (87°F) and a refreshing average of 16°C (61°F). While the minimum dips to a cool 6°C (43°F), the overall warmth invites outdoor activities. That said, August is not without its rain, seeing approximately 80 mm (3.2 in) of precipitation over 13 days, contributing to the lush scenery. The humidity rests high at 85%, creating a moody atmosphere that enhances the beauty of this vibrant summer month.
In August, Lahti, Finland, experiences a delightful transition into the late summer warmth, with temperatures that create a pleasantly inviting atmosphere. The minimum temperature hovers around 6°C (43°F), while the average settles at a comfortable 16°C (61°F), providing a stark contrast to the biting cold of winter months. As the days progress, highs can reach up to 31°C (87°F), showcasing an impressive peak reminiscent of summer's last hurrah. This month not only marks one of the warmest periods of the year but also hints at the approaching cooler seasons, as temperatures begin to gradually decline in September. Overall, August in Lahti serves as a vivid reminder of the vibrant life and lush greenery that summer brings before the chill of autumn takes hold.
In August, Lahti, Finland experiences a notable increase in precipitation, with an average of 80 mm (3.2 in) falling over 13 days. This marks the peak of the summer season, reflecting a gradual upward trend from the earlier months. The rainfall is more substantial than in July, supporting the idea that late summer showers are common in this region. As the days begin to shorten and the temperatures slightly cool, the increased moisture serves to nourish the vibrant landscapes, making August one of the most dynamic months for nature enthusiasts in Lahti. This upward trend in precipitation hints at a robust transition into the wetter autumn months, paving the way for rich autumn colors and the cleansing vibes of fresh rains.
In August, Lahti experiences a noticeable shift in humidity, with levels averaging around 85%. This marks a slight increase from July's 80%, as summer starts to meld into early autumn. Throughout the year, humidity levels in Lahti show a clear trend: generally high in the winter months, peaking at 98% in January, and gradually decreasing toward late spring. As temperatures rise in June, humidity dips to its lowest point of 74%, only to begin rising again toward the end of summer. By August, the city feels the lingering warmth of summer, creating a more humid atmosphere that paves the way for the fall months ahead, where humidity rebounds again to 90% in September.
In August, Lahti, Finland experiences a moderate UV Index of 5, making it essential to take some sun safety precautions. As the summer season winds down, this month's UV levels drop slightly from July's peak of 7, where exposure times were shorter at 25 minutes. However, August still invites outdoor activities, allowing for 30 minutes of safe sun exposure without risk of burning. This trend highlights the disappearing intensity of summer sun, gradually leading into cooler months, as UV levels will continue to decline into September and beyond. For more details on safe sun exposure throughout the year, visit Lahti UV Index.
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As the summer sun lingers on into August in Lahti, Finland, residents enjoy a delightful 385 hours of sunshine, marking a continuation of the warm, bright days that define this vibrant month. Following a June peak of 475 hours and a slightly decreased 467 hours in July, August showcases a gentle transition as daylight begins to wane, yet it remains significantly brighter than the upcoming months. This trend underscores the gradual shift from the highs of summer to the cooler, darker days of autumn, as seen in the sunny hours that plummet to 257 in September and further down to a mere 84 by November. The warm glow of August signals a fond farewell to the summer months, encouraging locals and visitors alike to soak up these precious rays before the long winter nights set in.
In Lahti, Finland, the likelihood of sunny weather in August experiences a notable dip compared to the peak summer months of June and July, where sunshine chances soar to 51% and 56%, respectively. By August, the probability of enjoying those sunlit days drops to 25%, marking a shift as autumn approaches. This trend reflects the gradual waning of summer's brightness, as earlier months like April and May also offer higher chances of sunshine—41% and 29%. As the days grow shorter and temperatures begin to fall, Lahti's summer charm may still linger in early August, but the sunny days become less frequent, ushering in a new season of change.
As August arrives in Lahti, Finland, the lingering warmth of summer is still evident, with approximately 15 hours of daylight illuminating the days. This marks a gentle decline from the sun-soaked 19 hours in June and 18 hours in July, signaling an impending shift towards autumn. The gradually shortening days reflect a consistent seasonal trend, where daylight begins its retreat after the height of summer. While August offers a rich tapestry of golden hours for outdoor activities, it also hints at the upcoming transition, as the sun will soon set earlier, giving way to the cozy embrace of September's 12 hours of daylight. This rhythm of daylight serves as a reminder of nature's cycle, urging residents to savor the last vestiges of summer's light before the darker months set in.
In Lahti, Finland, the average wind speed experiences a subtle yet telltale rhythm throughout the year. As the summer months transition into autumn, August stands out with an average wind speed of 3.6 m/s (8 mph), a notable increase from the gentle breezes of June and July, which hover around 2.7 m/s and 2.8 m/s respectively. This uptick hints at a shift in the season, as the winds begin to pick up, setting the stage for the brisker conditions of fall. Comparatively, September sees a slight dip back to 3.3 m/s, while October escalates with a stronger breeze at 4.1 m/s (9 mph). This pattern underscores the dynamic nature of Lahti's winds, offering a glimpse into the subtle dance between the warm, lazy days of summer and the invigorating freshness of autumn.
Weather in Lahti varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Lahti, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present strikingly contrasting weather conditions. In August, temperatures range from a minimum of 6°C (43°F) to a maximum of 31°C (87°F), with an average of 16°C (61°F), accompanied by high humidity levels of 85%. The summer month also sees about 80 mm (3.2 in) of precipitation over 13 days, making it a relatively wet period. Conversely, January experiences bitterly cold temperatures, with a minimum of -25°C (-13°F) and a maximum of 7°C (46°F), averaging -4°C (25°F). This winter month has lower total precipitation at 49 mm (1.9 in) over 11 days but features exceptionally high humidity at 98%. Such stark differences highlight the extremes of Lahti's climate throughout the year. For more details, visit Lahti weather in January.
August and February present strikingly contrasting weather conditions. In August, temperatures range from a minimum of 6°C (43°F) to a maximum of 31°C (87°F), with an average of 16°C (61°F). This month also sees considerable precipitation, totaling 80 mm (3.2 in) over about 13 days, accompanied by 85% humidity. In stark contrast, February brings frigid temperatures, with a chilling minimum of -28°C (-17°F) and a maximum of only 7°C (46°F), averaging -5°C (24°F). Precipitation in February is lower at 45 mm (1.8 in) spread over 11 days, but the humidity is notably high at 96%. For more details on the weather specifics during this month, visit Lahti weather in February.
August and March present strikingly contrasting weather conditions. In August, temperatures range from a minimum of 6°C (43°F) to a maximum of 31°C (87°F), creating warm and often humid days with an average of 16°C (61°F). The month sees approximately 80 mm (3.2 in) of precipitation over 13 days, with humidity levels around 85%. In contrast, March experiences frigid temperatures, with lows plunging to -25°C (-13°F) and highs only reaching 11°C (52°F). The average temperature sits at a chilling -2°C (29°F). Precipitation is lighter, totaling 45 mm (1.8 in) over 11 days, yet humidity remains high at 93%. For a deeper look at March weather specifics, visit Lahti weather in March.
When comparing the weather in August and April, a stark contrast emerges. August boasts much warmer temperatures, with averages reaching 16°C (61°F) and highs soaring to 31°C (87°F), while April averages only 3°C (38°F) and sees peaks of 20°C (69°F). In terms of precipitation, August experiences more rainfall, with 80 mm (3.2 in) over 13 days, compared to 48 mm (1.9 in) across 11 days in April. Interestingly, while humidity levels in August are slightly lower at 85%, they remain high in April at 87%. For a detailed look at the weather conditions in April, you can visit Lahti weather in April.
When comparing the weather in August and May, August typically presents warmer temperatures, with highs reaching up to 31°C (87°F) and an average of 16°C (61°F), while May sees a maximum of 28°C (83°F) and an average around 10°C (50°F). August is characterized by notable humidity at 85% and more precipitation, averaging 80 mm (3.2 in) over 13 days. In contrast, May enjoys somewhat drier conditions with only 54 mm (2.1 in) of rainfall spread over 10 days and lower humidity at 75%. For a detailed look at May's weather patterns, you can visit Lahti weather in May.
In August, the weather shows a slight increase in temperature with a minimum of 6°C (43°F) and a maximum of 31°C (87°F), while June features a lower minimum temperature of 2°C (35°F) but shares the same maximum. Both months have the same average temperature of 16°C (61°F). Precipitation is higher in August, amounting to 80 mm (3.2 in) over 13 days compared to June's 63 mm (2.5 in) over 11 days. Humidity is also notably higher in August, reaching 85%, while June maintains a lower level at 74%. For a more detailed look at June's weather, you can visit Lahti weather in June.
When comparing the weather in August to July, we observe that August tends to have slightly lower minimum temperatures (6°C in August compared to 7°C in July), while the average temperatures remain similar (16°C in August versus 17°C in July). Both months experience maximum temperatures reaching 30°C or above, with August peaking at 31°C. Precipitation levels in August are slightly higher, totaling 80 mm over 13 days, compared to 77 mm over 12 days in July. Additionally, August has a higher humidity level at 85%, compared to July's 80%. For more details on July's weather specifics, you can visit Lahti weather in July.
August and September exhibit notable differences in weather patterns. August sees a wide temperature range, with a minimum of 6°C and a maximum of 31°C, contributing to an average temperature of 16°C. The month experiences considerable rainfall, totaling 80 mm over 13 days, coupled with high humidity levels at 85%. In contrast, September brings cooler temperatures, ranging from a minimum of -1°C to a maximum of 23°C, with an average of 11°C. Rainfall decreases slightly to 62 mm, with precipitation occurring on 11 days, while humidity remains relatively high at 90%. For more detailed information on September conditions, visit Lahti weather in September.
August and October present quite distinct weather patterns. In August, temperatures range from a minimum of 6°C (43°F) to a maximum of 31°C (87°F), with an average of 16°C (61°F); this month typically enjoys warmer weather and relatively high humidity at 85%. Rainfall in August measures around 80 mm (3.2 in) over approximately 13 days.
In contrast, October sees a drop in temperatures, with minimums plunging to -5°C (23°F) and maximums reaching only 18°C (64°F), resulting in a much chillier average of 6°C (43°F). While precipitation levels remain similar at 78 mm (3.1 in), it occurs over a slightly longer stretch of about 15 days, and humidity rises to 94%. For a more detailed look at October weather, you can check Lahti weather in October.
August and November present stark contrasts in weather conditions. In August, temperatures range from a mild 6°C (43°F) at night to a warm 31°C (87°F) during the day, with an average of 16°C (61°F). The month experiences relatively high humidity at 85% and receives 80 mm (3.2 in) of precipitation over approximately 13 days. In contrast, November sees a dramatic drop in temperatures, with lows reaching -10°C (14°F) and an average of just 2°C (36°F), peaking at 12°C (53°F). While it is drier than August, with 54 mm (2.1 in) of precipitation over 11 days, the humidity increases to a notable 94%. For more detailed insights, check out Lahti weather in November.
August and December present contrasting weather conditions. In August, temperatures range from a mild 6°C (43°F) at night to a warm 31°C (87°F) during the day, accompanied by a relatively high humidity of 85% and about 80 mm (3.2 in) of precipitation over 13 days. In stark contrast, December experiences frigid temperatures, with lows plunging to -20°C (-4°F) and daytime averages around -2°C (28°F). Despite slightly lower precipitation of 71 mm (2.8 in) across 16 days, December is characterized by a much higher humidity of 96%. This dramatic shift in weather conditions reflects the stark seasonal changes that influence the climate. For more details on December weather, visit Lahti weather in December.
August in Lahti offers a transition into the cooler months, blending the warmth of summer with the early signs of autumn. With maximum temperatures reaching up to 31°C, the month still retains a balmy summer feel, but the average temperature cools down significantly compared to July. While the humidity hovers around 85%, making the air feel quite muggy, the onset of occasional rain, with precipitation occurring on 13 days, hints at the changing season. As such, August stands out as a month of contrasts, where sunny days may give way to refreshing showers, providing a unique character within Lahti's climate. For a comprehensive overview of Lahti's climate across the year, visit Lahti Climate.