Last updated: August 27, 2025
September in Hemsedal, Norway presents a captivating transition into autumn, characterized by mild temperatures that range from a maximum of 20°C (68°F) to a chilly minimum of -2°C (29°F). The month boasts an average temperature of 7°C (45°F), making it a cool yet inviting time for outdoor exploration. Rain is a frequent visitor, with 126 mm (5.0 in) of precipitation spread over 17 days, leading to lush landscapes and vibrant fall foliage. The high humidity of 92% adds a crispness to the air, enhancing the enchanting beauty of Hemsedal’s natural surroundings. Whether you're hiking through its scenic trails or enjoying the quaint village atmosphere, September in Hemsedal offers a unique blend of beauty and briskness.
In September, Hemsedal experiences a refreshing transition into autumn, with temperatures showcasing a notable shift. The minimum dips to around -2°C (29°F), bringing a crispness to the air, while the average hovers at a cool 7°C (45°F). As the month progresses, the maximum temperature can still reach a pleasant 20°C (68°F), hinting at the lingering warmth of summer. This shift marks the end of warmer days, as temperatures begin to decline toward the chillier months ahead. The vibrant colors of autumn foliage paired with these mild temperatures create an inviting atmosphere for outdoor activities, making September a delightful time to explore the beauty of Hemsedal.
In September, Hemsedal experiences a notable increase in precipitation, averaging 126 mm (5.0 in) over 17 days, marking the month as one of the wettest of the year. This uptick continues the trend observed from August, which recorded 115 mm (4.5 in) across 16 days. As summer transitions to autumn, the region's rainfall peaks, setting the stage for the upcoming colder months. With October closely following with 124 mm, the consistent precipitation signals a shift in weather patterns, indicating that the lush landscapes are being replenished, while also preparing revelers for the enchanting yet soggy fall season ahead.
In September, Hemsedal experiences a notable shift in humidity, averaging around 92%. This marks a gentle increase from the summer months, where humidity dipped to its lowest at 82% in June. As autumn approaches, the air thickens, reminiscent of the higher levels observed in the earlier months of the year—ranging from a chilly 99% in January to 97% in February. This gradual rise suggests a transition to the more moist conditions typical of Norway’s fall, heralding the impending approach of winter when humidity peaks again in October at 96%. Thus, September serves as a bridge between the drier summer months and the humid winter, embodying the characteristic climate of this breathtaking region.
As summer fades and autumn approaches in Hemsedal, Norway, the September UV Index reflects a moderate level of solar intensity at 4. This marks a gradual decline from the peak UV levels seen in July and August, showcasing a transition in exposure categories from high to moderate. With a burn time of just 30 minutes, it's essential to remain mindful of sun protection during outdoor activities. This shift indicates that while the days are still pleasant, the sun's rays are becoming less intense, suggesting a balanced approach to enjoying the lingering warmth of early fall. For those looking for detailed insights on the UV levels throughout the year, check out Hemsedal UV Index.
UV Risk Categories
In September, Hemsedal, Norway basks in a refreshing transition as the days begin to shorten, yet sunlight still graces the region with 241 hours—a delightful contrast to the earlier summer months. Following a peak in July with an impressive 459 hours of sunshine, the salmon-hued sunset in September marks a gradual shift towards autumn, while still offering ample brightness compared to the dim days of winter ahead. As the lush greenery starts to take on golden hues, this month captures a perfect balance, inviting visitors to relish the lingering warmth before colder weather sets in. The sun-soaked memories of September may just linger in the air, bridging the vibrancy of summer with the crisp serenity of fall.
In Hemsedal, Norway, September marks a distinct shift in weather patterns, with a notably lower chance of sunny days at just 17%. This decline follows the somewhat sunnier summer months, where July offered a more promising 43% chance of sunshine. As the year progresses from the lively warmth of late spring, with April seeing a peak at 53%, the transition into autumn brings an inevitable increase in cloud cover and precipitation. November and October are similarly gloomy, with probabilities of sunny weather hovering around 20%. Therefore, anyone planning a visit to Hemsedal in September should prepare for the possibility of overcast skies, making it less likely to bask in the sun as the vibrant colors of autumn start to take hold.
As summer fades, September in Hemsedal, Norway witnesses a gentle decline in daylight, offering 12 hours of sunlight—a comforting transition from the vibrant 18 hours enjoyed in July. This month marks a subtle shift as nature prepares for autumn; bright days begin to shorten, yet still provide ample time for outdoor adventures amid the stunning landscapes. Following the peak of summer, September’s daylight aligns with a gradual descent toward winter, ensuring that while daylight decreases, the allure of the crisp fall air and beautiful foliage makes every hour of light precious. With October around the corner, the anticipation builds for cozy evenings as daylight dips to just 9 hours.
As September arrives in Hemsedal, Norway, the wind begins to pick up slightly, averaging about 2.2 m/s (5 mph). This gentle breeze marks a subtle shift in the seasonal rhythm, creating a refreshing atmosphere that hints at the approaching autumn. After a summer characterized by relatively calm winds, September blends a touch of vigor into the air, mirroring the gradual cooling of temperatures. While the early months of the year saw even calmer winds, with January and February averaging just 1.9 m/s (4 mph), the latter months, particularly October, are expected to rise to 2.5 m/s (6 mph), suggesting a transition into the more dynamic conditions of fall. This gradual increase highlights the picturesque interplay between changing seasons and wind patterns, offering both residents and visitors a delightful experience in this serene Norwegian landscape.
Weather in Hemsedal varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Hemsedal, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, temperatures are milder, ranging from a minimum of -2°C (29°F) to a maximum of 20°C (68°F), with an average of 7°C (45°F). This month experiences significant rainfall, totaling 126 mm (5.0 in) over approximately 17 days, and the humidity is relatively high at 92%. In contrast, January sees much colder weather, with temperatures plummeting to a minimum of -25°C (-12°F) and an average of -6°C (21°F), peaking at just 6°C (43°F). Precipitation in January is lower at 62 mm (2.4 in) spread over 12 days, and humidity increases to a staggering 99%. For a detailed look at the weather conditions, check out Hemsedal weather in January.
When comparing the weather in September and February, it's clear that February is significantly colder. September boasts a range of temperatures with a minimum of -2°C (29°F) and a maximum of 20°C (68°F), leading to a comfortable average of 7°C (45°F). In contrast, February's temperatures plummet to a frigid minimum of -24°C (-11°F) and only rise to a maximum of 6°C (43°F), generating a much lower average of -7°C (20°F).
Additionally, September experiences higher precipitation with 126 mm (5.0 in) over about 17 days, while February has a lighter 59 mm (2.3 in) spread over 12 days. Humidity levels are slightly higher in February at 97% compared to September's 92%, contributing to the overall chilliness of the winter month. For a closer look at conditions in February, you can check Hemsedal weather in February.
In September, the weather in Hemsedal exhibits milder temperatures, ranging from a minimum of -2°C (29°F) to a maximum of 20°C (68°F) with an average of 7°C (45°F). The precipitation is notably higher, with 126 mm (5.0 in) spread over 17 days, and humidity levels are at 92%. In contrast, March brings much colder conditions, with minimum temperatures plummeting to -25°C (-13°F) and a maximum of only 8°C (47°F), resulting in an average of -4°C (25°F). Precipitation in March is less frequent, totaling 67 mm (2.6 in) over 13 days, while humidity remains high at 94%. For more detailed information on the March weather in Hemsedal, check out Hemsedal weather in March.
When comparing the weather in September and April, distinct differences emerge. September typically enjoys milder temperatures, with an average of 7°C (45°F) and peaks reaching up to 20°C (68°F), while April remains chillier, averaging around 0°C (32°F) with a maximum of 17°C (62°F). Precipitation levels are notably higher in September, totaling 126 mm (5.0 in) over 17 days, compared to just 50 mm (2.0 in) across 10 days in April. Additionally, humidity is slightly higher in September at 92%, while April's humidity sits at 89%, still quite moist. For a more detailed look at April weather, you can visit Hemsedal weather in April.
September and May present contrasting weather patterns. In September, temperatures range from a low of -2°C (29°F) to a comfortable high of 20°C (68°F), with an average of 7°C (45°F). The month sees significant precipitation, totaling 126 mm (5.0 in) across 17 days, along with high humidity levels at 92%. Conversely, May experiences a slightly cooler temperature range, with a minimum of -10°C (13°F) and a maximum of 23°C (74°F), averaging around 5°C (41°F). Rainfall is less frequent, amounting to 71 mm (2.8 in) over 11 days, and humidity sits at a more moderate 85%. For a detailed look at May weather in Hemsedal, you can check out this link: Hemsedal weather in May.
In comparing the weather of September and June, several notable differences emerge. September experiences cooler temperatures with an average of 7°C (45°F) and a maximum of just 20°C (68°F), whereas June is warmer, featuring an average of 11°C (52°F) and reaching up to 24°C (76°F) at its peak. Precipitation levels are relatively close, with September receiving 126 mm (5.0 in) over 17 days compared to June’s 106 mm (4.2 in) over 13 days. Additionally, humidity levels are higher in September at 92%, compared to June's 82%, contributing to a more damp atmosphere as summer transitions into fall. For more details on weather during this time, you can check Hemsedal weather in June.
When comparing the weather in September to that of July, notable differences emerge in temperature, precipitation, and humidity levels. September experiences a wider temperature range, with minimums dipping to -2°C (29°F) and maximums reaching 20°C (68°F), while July is milder, with a minimum of 0°C (32°F) and a maximum of 26°C (79°F). Precipitation is more frequent in September, occurring on 17 days with a total of 126 mm (5.0 in), compared to July's 100 mm (3.9 in) over 13 days. Additionally, humidity levels are higher in September at 92%, compared to 84% in July, contributing to a heavier, more overcast feel during the former month. For a detailed look at the July weather, you can check Hemsedal weather in July.
September's weather is generally cooler and wetter compared to August. With average temperatures ranging from a low of -2°C (29°F) to a high of 20°C (68°F), September experiences a significant drop in average temperature to 7°C (45°F), while August maintains a milder range from 0°C (33°F) to 23°C (73°F) with an average of 11°C (51°F). Additionally, September sees more precipitation, totaling 126 mm (5.0 in) over 17 days, compared to August's 115 mm (4.5 in) over 16 days. The humidity also rises slightly in September to 92%, compared to August's 89%, adding to the cooler and wetter feel of the month. For a closer look at August conditions, check out Hemsedal weather in August.
In September, temperatures range from a minimum of -2°C (29°F) to a maximum of 20°C (68°F), with an average of 7°C (45°F). The month experiences considerable rainfall, with 126 mm (5.0 in) over 17 days and a humidity level of 92%. Conversely, October brings cooler temperatures, with a minimum of -11°C (12°F) and a maximum of 14°C (57°F), resulting in an average of just 2°C (36°F). Precipitation remains fairly consistent at 124 mm (4.9 in) but occurs over 18 days, and humidity increases slightly to 96%. For more detailed information, you can check Hemsedal weather in October.
The weather in September is generally milder compared to November, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 20°C (68°F) and an average of 7°C (45°F). In contrast, November experiences much colder conditions, with temperatures dropping to a minimum of -22°C (-8°F) and an average of -3°C (27°F), peaking at only 9°C (48°F). September also has higher precipitation levels at 126 mm (5.0 in) over 17 days, while November sees less rain, totaling 92 mm (3.6 in) over 15 days. Additionally, humidity levels are slightly higher in November at 97%, compared to September's 92%. For more detailed weather insights in November, visit Hemsedal weather in November.
September and December in Hemsedal present starkly different weather experiences. In September, temperatures range from a mild minimum of -2°C (29°F) to a comfortable maximum of 20°C (68°F), along with an average of 7°C (45°F). With 126 mm (5.0 in) of precipitation over 17 days, the humidity remains high at 92%, while the weather is transitioning from summer to autumn. In contrast, December brings much colder conditions, with temperatures dipping down to a minimum of -23°C (-9°F) and only reaching a maximum of 6°C (42°F), averaging -6°C (21°F). Although precipitation is slightly lower at 101 mm (4.0 in) over the same number of days, the humidity rises to a penetrating 99%. For those interested in exploring December weather in more detail, please visit Hemsedal weather in December.
As September unfolds in Hemsedal, the weather takes a notable turn compared to the warmer summer months. With a cooler average temperature hovering around 7°C (45°F), the crisp air signals the onset of autumn. The maximum highs may reach up to 20°C (68°F), yet chilly nights dipping to -2°C (29°F) remind visitors that summer's warmth is fading. Additionally, September is marked by increased precipitation, with 17 days experiencing rainfall, contributing to the lush landscape. This month’s humidity level also climbs to a notable 92%, creating a damp feel in the air. For those seeking to understand Hemsedal's climate year-round, you can explore more detailed information here: Hemsedal Climate.