Last updated: August 21, 2025
In September, Kontiolahti, Finland, experiences a charming transition into autumn, characterized by a maximum temperature of 22°C (72°F) and an average of 10°C (50°F). As the month progresses, temperatures can dip to a minimum of 0°C (32°F), marking the cooling embrace of fall. Rain is a frequent visitor, with 87 mm (3.4 in) falling over approximately 14 days, contributing to the area's lush landscapes. The humidity sits high at 92%, enhancing the crisp and invigorating atmosphere that September brings, making it a perfect time to explore the scenic beauty of Kontiolahti.
In September, Kontiolahti, Finland begins to shed the warmth of summer, with temperatures gradually cooling down as autumn approaches. The month kicks off with a comfortable average temperature of 10°C (50°F), ranging from a chilly 0°C (32°F) at night to a pleasant 22°C (72°F) during the day. This signifies a clear transition, standing in stark contrast to the preceding months of summer where temperatures soared to nearly 30°C (86°F). As September progresses, locals and visitors alike can enjoy crisp mornings and mild afternoons, making it an ideal time to explore the breathtaking landscapes of the region before the colder months set in. The gradual drop in temperatures sets the stage for the vibrant colors of autumn, highlighting the beauty of Kontiolahti's natural scenery.
In September, Kontiolahti experiences a notable transition into autumn, with precipitation totaling 87 mm (3.4 in) spread across 14 days. This reflects a slight decrease from August's higher rainfall of 100 mm, suggesting a shift as summer wanes. The increase in rain over the summer months, peaking in August, paves the way for a wetter September, but still presents a tantalizing glimpse of the crisp, autumnal change. With these steady downpours, residents can expect lush landscapes transforming into vibrant fall hues, while the frequency of rainy days remains relatively high compared to earlier in the year. As the region gears up for the cooler months, September's precipitation combines the remnants of summer's bounty with the budding chill of the approaching fall.
In September, Kontiolahti experiences a noticeable shift in humidity, registering at 92%, which reflects the tail end of the summer. This increase from 88% in August marks a transition as the region begins to prepare for the crispness of autumn. Notably, September's humidity is higher than that of May and June, indicating a lingering moisture in the air before the colder months approach. As the year progresses towards October's 95% humidity, it becomes evident that humidity levels in Kontiolahti tend to rise in the latter part of the year, contrasting with the sharp drop during spring. This pattern showcases the region's unique climate dynamics, where the vibrancy of summer gradually gives way to the dampness of autumn.
As September rolls into Kontiolahti, Finland, the UV Index presents a moderate level of 3, indicating a careful approach to sun exposure is still necessary. With a burn time of about 30 minutes, outdoor enthusiasts should remain mindful when basking in the autumn sun. This marks a notable decrease from the high UV levels seen in the summer months of June and July, where the index peaked at 6. Transitioning into fall, the UV Index gradually declines, preparing residents for a shift towards lower exposure risks in October and beyond. For more detailed information, visit Kontiolahti UV Index.
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In Kontiolahti, Finland, the transition from summer to autumn is beautifully illuminated by September's 254 hours of sunshine. This month marks a significant drop from the sun-drenched days of June and July, which boast nearly 500 hours each, yet still offers a generous amount of light as the days shorten. Following the vibrant summer, September’s sunlight gently tapers off, hinting at the approaching chill of October, which brings only 139 hours of sunshine. The gradual decline in daylight throughout the year forms a captivating rhythm, with spring and early summer showcasing robust sunshine hours, while winter settles in with just a few hours, culminating in December's mere 28 hours. This ebb and flow of sunshine not only paints the landscape of Kontiolahti but also reflects the changing seasons, inviting residents and visitors alike to appreciate the unique beauty of this Nordic enclave.
In September, the likelihood of sunny weather in Kontiolahti, Finland, hovers around 22%, indicating a modest chance of enjoying clear skies as summer transitions to autumn. This month follows a peak in sunny days over the summer, particularly in July and June, which boast the highest probabilities at 52% and 51%, respectively. As days shorten and temperatures begin to drop, the chances of sunshine diminish, yet September's 22% still allows for occasional bright spots. This trend highlights a gradual retreat from the vibrant summer days, making each sunny moment in September a cherished reminder of the warmth that preceded autumn's embrace.
As summer bids farewell in September, Kontiolahti, Finland, experiences a gentle transition into autumn, marked by a soft decline in daylight duration. After basking in nearly 19 hours of daylight in June, the region gradually dims, offering around 12 hours of daylight as the month progresses. This transition reflects a broader trend of decreasing sunlight hours, as days shorten from August's vibrant 15 hours. The progression is a reminder of the cyclical nature of the seasons, as residents prepare for the shorter, cooler days ahead, ultimately leading to the crispness of October with its mere 9 hours of light. With September's moderate sunlight, it's a perfect time for locals and visitors alike to savor the lingering warmth before winter's embrace.
As the crisp air of September settles over Kontiolahti, Finland, the average wind speed hovers around 3.2 m/s (7 mph), providing a gentle yet refreshing breeze. This marks a slight decline from the gustier preceding months, with August peaking at 3.5 m/s. The transition into autumn heralds a shift in the wind's character, as it dips from summer’s mildly vigorous currents, reflected in July's calm 2.8 m/s. Overall, September's winds hint at the chillier days to come, while the steady average signals a notable yet tranquil period in the year’s climatic rhythm, setting the stage for October's anticipated increase to 4.2 m/s.
Weather in Kontiolahti varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kontiolahti, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present contrasting weather conditions. In September, temperatures typically range from a chilly 0°C (32°F) at night to a mild 22°C (72°F) during the day, with an average of 10°C (50°F). While it experiences 87 mm (3.4 in) of precipitation over approximately 14 days, humidity levels remain high at 92%. In stark contrast, January sees much colder temperatures, with a minimum of -29°C (-19°F) and a maximum of just 5°C (41°F), averaging -7°C (20°F). This month experiences less precipitation, totaling 50 mm (2.0 in) spread over about 13 days, but humidity spikes to a near-saturated 99%. For a closer look at January weather specifics, visit Kontiolahti weather in January.
September and February present stark contrasts in weather conditions. In September, temperatures range from a chilly 0°C (32°F) at night to a pleasant max of 22°C (72°F) during the day, with an average of 10°C (50°F). This month sees a significant amount of precipitation, totaling 87 mm (3.4 in) over about 14 days, coupled with high humidity at 92%. In contrast, February is much colder, with minimum temperatures plummeting to -27°C (-17°F) and a daily maximum of just 5°C (41°F), resulting in an average of -7°C (19°F). While February experiences less precipitation at 49 mm (1.9 in) across 12 days, humidity rises to a staggering 98%, contributing to the winter chill. For a more detailed look at February weather, visit Kontiolahti weather in February.
In comparing the weather between September and March, there is a stark contrast in temperatures and conditions. September experiences milder temperatures, with a minimum of 0°C (32°F), an average of 10°C (50°F), and a maximum of 22°C (72°F), accompanied by relatively high humidity at 92% and a total precipitation of 87 mm over 14 days. In contrast, March is much colder, with temperatures dropping to a minimum of -25°C (-14°F) and averaging -3°C (26°F) during the day. In March, the maximum temperature reaches only 10°C (50°F), and despite lower total precipitation at 52 mm over 13 days, the humidity remains high at 95%. For more detailed insights on March weather, you can visit Kontiolahti weather in March.
In September, the weather in Kontiolahti tends to be milder with average temperatures ranging from a chilly 10°C (50°F) to a warm 22°C (72°F), compared to the cooler April temperatures, which fluctuate between -14°C (7°F) and a maximum of 17°C (63°F). The humidity in September is slightly higher at 92%, while April sees a somewhat lower humidity level of 87%. Additionally, September experiences more precipitation with 87 mm (3.4 in) falling over 14 days, whereas April has only 42 mm (1.7 in) over 9 days. For more details, check out Kontiolahti weather in April.
September and May offer contrasting weather experiences. In September, temperatures range from a chilly 0°C (32°F) to a pleasant maximum of 22°C (72°F), with an average of 10°C (50°F). The month is characterized by significant humidity at 92% and more frequent rain, averaging 87 mm (3.4 in) over 14 days. In contrast, May sees slightly colder minimum temperatures at -4°C (24°F) and a warmer maximum of 27°C (81°F), resulting in an average of 8°C (46°F). It also enjoys less precipitation, totaling 57 mm (2.2 in) across 11 days and lower humidity at 78%. For a closer look at the weather specifics in May, you can check Kontiolahti weather in May.
Comparing the weather in September and June reveals distinct seasonal differences. In September, temperatures range from a chilly minimum of 0°C (32°F) to a comfortable maximum of 22°C (72°F), with an average temperature of 10°C (50°F). The month sees significant precipitation, averaging 87 mm (3.4 in) across approximately 14 days, accompanied by high humidity levels at 92%. In contrast, June offers warmer conditions, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 30°C (86°F), and an average of 15°C (59°F). Precipitation is lower in June, totaling 62 mm (2.4 in) over about 10 days, along with a more moderate humidity of 75%. For more detailed insights, you can check Kontiolahti weather in June.
In comparing the weather of September and July, notable differences emerge. September experiences cooler temperatures, with a minimum of 0°C (32°F), an average of 10°C (50°F), and a maximum of 22°C (72°F). In contrast, July is significantly warmer, featuring a minimum of 7°C (45°F), an average of 17°C (63°F), and a maximum of 29°C (85°F). Both months see comparable precipitation levels, with September recording 87 mm (3.4 in) over 14 days and July showing 90 mm (3.5 in) over 13 days. Humidity in September is higher at 92%, compared to July's 83%. For more details, you can check Kontiolahti weather in July.
In comparing the weather between August and September, it’s evident that September experiences cooler temperatures, with a minimum of 0°C (32°F) and an average of 10°C (50°F), whereas August remains warmer, featuring minimums around 7°C (44°F) and averages of 15°C (60°F). The maximum temperatures in August can reach up to 29°C (85°F), significantly higher than September's peak of 22°C (72°F). Precipitation is slightly reduced in September, with 87 mm (3.4 in) over 14 days, compared to August's 100 mm (4.0 in) over 16 days. Additionally, September sees increased humidity levels at 92%, compared to 88% in August, contributing to a more damp and chilly atmosphere. For a detailed look at August weather patterns, please visit Kontiolahti weather in August.
September and October present a noticeable transition in weather conditions. In September, temperatures range from a minimum of 0°C (32°F) to a maximum of 22°C (72°F), accompanied by an average temperature of 10°C (50°F). This month experiences around 87 mm (3.4 in) of precipitation over approximately 14 days, with humidity levels reaching 92%.
Conversely, October introduces a chillier climate, with temperatures dropping to a minimum of -6°C (21°F) and averaging 5°C (41°F), while the maximum reaches only 17°C (62°F). Precipitation slightly increases to 89 mm (3.5 in) over 17 days, with humidity rising to 95%. These changes make October feel distinctly cooler and wetter compared to the more temperate September. For more details, check out Kontiolahti weather in October.
September and November present a stark contrast in weather conditions. In September, temperatures range from a minimum of 0°C (32°F) to a maximum of 22°C (72°F), with an average of 10°C (50°F). This month experiences 87 mm (3.4 in) of precipitation over approximately 14 days, accompanied by high humidity of 92%. In comparison, November sees significantly colder temperatures, with a minimum of -17°C (2°F) and a maximum of only 9°C (49°F), averaging around 0°C (33°F). Although November has less total precipitation at 68 mm (2.7 in) over 13 days, the humidity remains high at 94%. For a more detailed look at November weather patterns, check out Kontiolahti weather in November.
September and December present stark contrasts in weather conditions. In September, temperatures range from a chilly 0°C (32°F) at night to a comfortable 22°C (72°F) during the day, with an average around 10°C (50°F). The month experiences 87 mm (3.4 in) of precipitation across 14 days, and humidity levels hover at 92%. In contrast, December brings much colder temperatures, ranging from a frigid -23°C (-9°F) to a max of just 3°C (38°F), with an average temperature of -4°C (25°F). Precipitation slightly decreases to 73 mm (2.9 in) over 15 days, accompanied by a higher humidity of 98%. For more specific weather details, check out Kontiolahti weather in December.
As September unfolds in Kontiolahti, it brings a unique transition from the warmth of summer to the crispness of autumn. The weather presents a delightful blend, featuring mild daytime temperatures and cool nights, contrasting sharply with the warmer months preceding it. With a noticeable increase in humidity and a higher likelihood of rain, September is often a month of transformation, enveloping the landscape in vibrant autumn colors. For those looking to understand the full spectrum of temperatures and precipitation patterns, more details can be found at Kontiolahti Climate.