September Weather in Kittilae, Finland

Last updated: August 21, 2025

September in Kittilä, Finland showcases a striking transition as summer gives way to autumn. With maximum temperatures reaching a pleasant 21°C (70°F), the average temperature settles at a brisk 7°C (45°F), while chilly nights can drop to a crisp -7°C (19°F). Rainfall is notable, with 55 mm (2.2 in) of precipitation spread over 10 days, contributing to the region's lush landscape. The humidity levels hover around a significant 91%, enhancing the fresh, invigorating air that characterizes this unique time of year. All in all, September presents a beautiful blend of seasonal change in Kittilä, inviting nature enthusiasts and travelers alike to experience its serene charm.

September Temperature in Kittilae

In September, Kittilä, Finland, experiences a notable transition from the warmth of summer to the crispness of autumn. With average temperatures hovering around 7°C (45°F), the month begins to reveal its chill as nighttime temperatures can dip to a brisk -7°C (19°F). Daytime highs still reach a pleasant 21°C (70°F), offering a delightful blend of warmth during the day and a refreshing coolness at night. This month serves as a perfect reminder of summer's lingering warmth while hinting at the cold that awaits in the coming months, making it a charming time for visitors and locals alike to savor the shifting landscape.

September Weather in Kittilae: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Kittilae, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kittilae, September 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).
JanFebMarAprMayJunJulAugSepOctNovDec121221314154595445322316
Data source: Temperature data for Kittilae 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.

September Precipitation in Kittilae

In September, Kittilä experiences a moderate shift in weather as it transitions from summer to autumn. With a total precipitation of 55 mm (2.2 in) spread over 10 days, this month marks a notable drop compared to the previous months of summer, yet remains relatively damp. Following the 96 mm of rain in July and 93 mm in August, September's rainfall contributes to the overall trend of increasing moisture prior to the colder months. As the landscape begins to change color, the shorter and cooler days bring a crispness to the air, yet occasional showers continue to nurture the vibrant foliage. This blend of rainfall and seasonal shift sets the stage for the enchanting beauty that autumn brings to Kittilä.

September Precipitation Trends in Kittilae

The chart displays monthly precipitation patterns in Kittilae, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Kittilae, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec373435355175969355835454
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kittilae

In September, Kittilae, Finland, experiences a notable shift in humidity, with levels reaching 91%. This increase signifies a transition towards the cooler months ahead, following the relatively lower summer humidity, which peaked at 87% in August. As autumn sets in, humidity begins to rise again, reflecting the onset of moisture-rich atmospheric conditions typical of northern latitudes. This trend continues into October, where humidity spikes to 96%, hinting at the approaching winter's cold embrace. Overall, September serves as a pivotal month, bridging the dry warmth of summer with the damp chill of the impending winter.

September Average Humidity in Kittilae

This chart illustrates the average monthly humidity levels in Kittilae, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Kittilae is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec101%99%92%87%82%78%83%87%91%96%98%101%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kittilae

As summer fades into autumn in Kittilae, Finland, the UV Index experiences a gradual decline. In September, the UV Index stands at 3, categorized as moderate, indicating that while outdoor enthusiasts should still be mindful of sun exposure, the risk of skin damage is less pronounced compared to the peak summer months. This month's burn time, at 30 minutes, aligns with a noticeable dip from the summer highs of 5 in July and June. It's an ideal time for locals and visitors alike to enjoy the crisp air and changing leaves while also staying informed about sun safety. To learn more about UV trends throughout the year, check out the detailed insights at Kittilae UV Index.

Maximum UV Index Levels in Kittilae for September

The chart shows the monthly maximum UV Index (UVI) for Kittilae in September, 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 September, the maximum UV index in Kittilae typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112345543111
Data source: Kittilae September 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.

September Sunshine in Kittilae

September in Kittilae, Finland, heralds the transition from summer’s vibrant days to the quieter tones of autumn. With 237 hours of sunshine, it stands as a rewarding bridge following the sunlit peak of July, which boasts a remarkable 465 hours. As the warm glow of summer fades, September's light is a gentle reminder of the long days of June and July. While October brings a dramatic drop to just 104 hours, September allows for one last embrace of warmth before the darker months settle in. This gradual decline in sunshine not only marks the changing seasons but also wraps Kittilae in a cozy atmosphere, inviting residents and visitors alike to savor the beauty of fall.

Monthly Sunshine Duration in Kittilae: September Highlighted

The September sunshine duration represents the total number of hours Kittilae experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec18h124h272h338h419h451h465h344h237h104h50h1h
Data source: Kittilae September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kittilae During September

In Kittilae, Finland, the likelihood of sunny weather shows intriguing fluctuations throughout the year. As the seasons change, the chance of sun peaks in the summer months, with June enjoying a 43% likelihood, making it the sunniest time of year. However, as we transition into September, the forecast takes a dip to 22%, mirroring the trends seen in both August and May. This decrease in sunshine indicates that while September remains relatively bright, it lacks the vibrant sunny days of mid-summer. As autumn approaches, the sun's presence becomes more sporadic, with the chances diminishing further in the subsequent months. Overall, if you're planning a trip to Kittilae in September, be prepared for a balance of sun and cloud as the region slowly slips into its quieter, cooler season.

Percentage of Sunny Days in September in Kittilae

The chart illustrates the percentage of sunny days in Kittilae throughout the year, with September 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 Kittilae experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec6%25%32%33%20%43%39%22%22%9%20%15%
Data source: Kittilae September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kittilae in September

As September rolls into Kittilä, Finland, the daylight duration reflects the changing seasons, offering 13 hours of sunlight—a noticeable decline from the 17 hours experienced in August. This transition marks the beginning of autumn, where daylight gradually diminishes as the days grow shorter. After the exuberance of summer's 24-hour daylight, the steady reduction to October's 9 hours reveals the stark contrast that characterizes northern latitudes. The shortening daylight serves as a gentle reminder of the approaching winter, setting the stage for the tranquil beauty of the fall landscape.

Average Daylight Hours in Kittilae for September

The chart illustrates the variation in daylight duration in Kittilae throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 23m7h 50m11h 47m15h 47m20h 38m24h22h 23m17h 9m13h 6m9h 12m5h 1m5h 46m
Data source: Kittilae daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Kittilae

In Kittilae, Finland, the September wind offers a gentle embrace, with an average speed of 3.2 m/s (7 mph). This slight uptick from August's calm 2.8 m/s (6 mph) reflects a subtle shift as autumn approaches. Throughout the year, wind speeds in Kittilae tend to fluctuate modestly between 2.8 m/s and 3.7 m/s, but as September arrives, it appears to bridge the gap between the lazy summer breezes and the more energetic gusts of the upcoming months, particularly October's 3.6 m/s (8 mph). This transitional period hints at the briskness that lies ahead while still clinging to the lingering warmth of late summer, making September a notably dynamic month for wind in this picturesque Finnish locale.

Average September Wind Speed in Kittilae

The chart displays monthly wind speed patterns in Kittilae, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.33.73.33.13.03.12.83.2 m/s3.63.03.0
Data source: Kittilae September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Kittilae Compares to Other Months

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

September and January present stark contrasts in weather conditions. In September, temperatures range from a minimum of -7°C (19°F) to a pleasant maximum of 21°C (70°F), with an average of 7°C (45°F) and total precipitation of 55 mm (2.2 in) over about 10 days. The high humidity of 91% adds to the crispness of early autumn. In contrast, January brings far colder temperatures, with a chilling minimum of -33°C (-28°F) and an average of -11°C (12°F), peaking at just 4°C (40°F). The month sees less precipitation at 37 mm (1.5 in), but it often spans 11 days, along with a humidity level that surprisingly exceeds 100%. For a more detailed look at January conditions, you can visit Kittilae weather in January.

September and February present strikingly different weather conditions. In September, temperatures are relatively mild, with a minimum of -7°C (19°F) and an average of 7°C (45°F), peaking at a comfortable 21°C (70°F). The month experiences moderate precipitation of 55 mm (2.2 in) over about 10 days, accompanied by high humidity at 91%. In contrast, February is marked by severe cold, with temperatures plunging to a minimum of -31°C (-24°F) and an average of -11°C (12°F), rising only to a maximum of 6°C (43°F). Although February sees less precipitation at 34 mm (1.3 in) over 9 days, the humidity is higher at a staggering 99%. For a deeper insight into February weather conditions, visit Kittilae weather in February.

In September, the weather is generally milder, with temperatures ranging from a minimum of -7°C (19°F) to a comfortable maximum of 21°C (70°F) and an average of 7°C (45°F). In contrast, March experiences significantly colder conditions, with temperatures dipping as low as -27°C (-16°F) and averaging -6°C (21°F), peaking at just 9°C (48°F). Despite both months receiving precipitation on about 10 days, September sees a higher total of 55 mm (2.2 in) compared to March's 35 mm (1.4 in). Humidity levels remain fairly high in both months, with September at 91% and March slightly higher at 92%. For a more detailed comparison, you can check Kittilae weather in March.

September and April present distinct weather patterns characterized by varying temperatures and precipitation levels. September typically enjoys a milder climate, with average temperatures reaching around 7°C (45°F) and maximums of 21°C (70°F), coupled with higher humidity at 91%. In contrast, April tends to be colder, with average temperatures hovering around -1°C (31°F) and maximums of 15°C (60°F), along with a lower humidity level of 86%. Precipitation is more abundant in September, totaling 55 mm (2.2 in) over 10 days compared to April's 35 mm (1.4 in) over about 9 days. For more detailed insights into the weather during April, you can refer to Kittilae weather in April.

Comparing the weather of September and May reveals some interesting contrasts. In September, temperatures range from a minimum of -7°C (19°F) to a maximum of 21°C (70°F), with an average of 7°C (45°F). The month experiences slightly more precipitation, totaling 55 mm (2.2 in) over about 10 days, and maintains a high humidity level of 91%. In contrast, May experiences a broader temperature range, from a minimum of -10°C (14°F) to a maximum of 24°C (76°F), with an average temperature of 5°C (41°F). Precipitation is slightly lower at 51 mm (2.0 in) across 12 days, and it has a lower humidity level of 82%. These differences highlight the seasonal transition from late summer to early spring. For more detailed information, check out Kittilae weather in May.

In September, the weather in Kittilae is cooler, with temperatures ranging from a low of -7°C (19°F) to a high of 21°C (70°F) and an average of 7°C (45°F). The month experiences about 55 mm (2.2 in) of precipitation over 10 days and a high humidity of 91%. In contrast, June offers milder conditions, with temperatures swinging between -1°C (30°F) and a warm 27°C (81°F), averaging 12°C (54°F). Rainfall in June is slightly higher at 74 mm (2.9 in) over 12 days, but humidity is lower at 78%. For more details on June weather, visit Kittilae weather in June.

In comparing the weather of July and September, notable differences emerge. July boasts higher temperatures, with a minimum of 2°C (35°F) and an average of 15°C (60°F), allowing for maximum highs of 30°C (86°F). In contrast, September experiences much cooler conditions, featuring a minimum of -7°C (19°F) and an average of 7°C (45°F), with highs reaching only 21°C (70°F).

Additionally, July tends to be wetter, receiving 96 mm (3.8 in) of precipitation over 12 days, while September has less rainfall at 55 mm (2.2 in) over 10 days. The humidity levels are slightly higher in September at 91%, compared to July's 83%. For a closer look at July's weather patterns, you can explore Kittilae weather in July.

In September, the weather in Kittilae features cooler temperatures, with a minimum of -7°C (19°F) and an average of 7°C (45°F), compared to the milder August temperatures, which range from a minimum of 0°C (32°F) to a maximum of 29°C (84°F). Additionally, September experiences less precipitation, totaling 55 mm (2.2 in) over 10 days, while August sees significantly higher rainfall of 93 mm (3.7 in) across 15 days. The humidity remains relatively high in both months, with September at 91% and August at 87%. For a closer look at the weather conditions in August, visit Kittilae weather in August.

In September, temperatures in Kittilä range from a mild minimum of -7°C (19°F) to a pleasant maximum of 21°C (70°F), with an average temperature of 7°C (45°F). The month sees a total precipitation of 55 mm (2.2 in) over about 10 days, and humidity hovers around 91%. In contrast, October brings a sharp drop in temperatures, with lows plunging to -21°C (-6°F) and an average of 0°C (32°F). The maximum temperature reaches only 12°C (54°F). Precipitation also increases to 83 mm (3.3 in) over 15 days, and humidity rises to 96%, indicating a much wetter and colder month. For more detailed information, you can check Kittilae weather in October.

September and November present distinct shifts in weather conditions. In September, temperatures range from a minimum of -7°C (19°F) to a maximum of 21°C (70°F), with an average temperature of 7°C (45°F) and relatively high humidity at 91%. This month experiences about 55 mm (2.2 in) of precipitation across approximately 10 days, offering a mild transition into fall.

In contrast, November sees a significant drop in temperatures, dipping as low as -22°C (-7°F) with an average temperature of -5°C (23°F) and a maximum of only 7°C (44°F). While precipitation remains similar at 54 mm (2.1 in), it spreads over more days—about 13—which, combined with increased humidity at 98%, creates a much rawer climate. For more detailed insights into the weather patterns during this month, you can refer to Kittilae weather in November.

In September, the weather is relatively mild, with average temperatures ranging from a minimum of -7°C (19°F) to a comfortable maximum of 21°C (70°F). The month sees about 55 mm (2.2 in) of precipitation over approximately 10 days, with humidity levels at a high 91%. In contrast, December brings a much harsher climate, with temperatures plunging to an average minimum of -27°C (-17°F) and a maximum of just 3°C (37°F). Precipitation remains similar at 54 mm (2.1 in), but it occurs over more days, totaling around 15. Additionally, December's humidity levels can reach as high as 101%. For more detailed information, you can explore Kittilae weather in December.

Compare Kittilae's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Kittilae

As September unfolds in Kittilae, the transition from the warmth of summer becomes unmistakable. Temperatures begin to dip, introducing crisp mornings and cooler evenings that starkly contrast the lingering warmth of the previous months. This period is marked by increased rainfall as the region experiences an uptick in precipitation days, leading to a noticeable rise in humidity. The atmosphere is thick with moisture, which adds to the enchanting beauty of the landscape, often cloaked in mist. Overall, September presents a unique blend of chilliness and lingering warmth, setting the stage for the winter months ahead. For more insights into the weather patterns that define this beautiful region, explore Kittilae Climate.