Last updated: August 27, 2025
In September, the enchanting village of Valldal, Norway experiences a notable transition into autumn. With maximum temperatures reaching 17°C (63°F) and an average of 8°C (46°F), days begin to cool significantly, sometimes dipping to a brisk minimum of -3°C (28°F). This month is characterized by a substantial precipitation of 185 mm (7.3 in) over 20 days, creating a lush and vibrant landscape. The air is laden with high humidity at 87%, enhancing the freshness and invigorating atmosphere typical of this picturesque region during early fall. Expect frequent rain showers that add to Valldal's charm, making it a perfect time for cozy indoors or refreshing outdoor adventures.
In September, Valldal, Norway begins to embrace the cool embrace of autumn, with temperatures reflecting this seasonal shift. The minimum temperature drops to a chilly -3°C (28°F), signaling the end of summer warmth, while the average hovers around 8°C (46°F). Days remain pleasant with a maximum reaching 17°C (63°F), offering a comfortable atmosphere for outdoor exploration. As the month progresses, the landscape transforms with vibrant fall colors, making it an ideal time for visitors to enjoy the breathtaking scenery and crisp mountain air. The gradual decline in temperatures also marks a transition toward the harsher winter months ahead, emphasizing the unique climate of this stunning region.
In September, Valldal, Norway experiences a notable rise in precipitation, with 185 mm (7.3 in) of rain falling across the month, marking one of the wettest periods of the year. This increase can be seen in the number of precipitation days as well, reaching 20 days—the highest in the month’s rainfall trajectory. Following a relatively dry summer, which saw August contributing 163 mm (6.4 in) over 19 days, September ushers in the fall season with a dramatic uptick in moisture. This trend of increasing rainfall continues into October, where 229 mm (9.0 in) is recorded over 22 days, emphasizing a significant shift towards the wetter months. The climate in Valldal clearly reflects the transition from the warm summer spell to the rainy embrace of autumn, with September serving as a precursor to the deluge that follows.
In September, Valldal, Norway experiences a notable increase in humidity, reaching 87%, consistent with the trend established in the preceding months of August and October, which also hover at the same level. This marks a subtle rise compared to earlier summer readings, peaking at 86% in July. Throughout the year, humidity in Valldal tends to remain high, particularly in late summer and autumn, suggesting a damp coastal climate that characterizes this picturesque region. Interestingly, the humidity stabilizes at 84-87% from late summer into the fall, ensuring the air remains rich and refreshing as the landscape transitions into the cooler months.
As summer transitions to autumn in Valldal, Norway, the September UV Index reflects a notable shift towards milder sun exposure. With an index of 4, categorized as moderate, residents and visitors should still remain mindful of UV rays, requiring about 30 minutes of direct sun exposure before burning. This marks a gentle decline from the peak summer months, where the UV Index consistently reached 6, demanding heightened sun protection. Observing this trend, it’s clear that while September brings more temperate conditions, the sun can still pack a punch. For more insights on UV levels throughout the year, check the detailed information at Valldal UV Index.
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As summer gracefully transitions into autumn, September in Valldal, Norway, brings a rich tapestry of sunlight that totals 261 hours, offering a warm embrace before the chill of winter sets in. This month sees a noteworthy decline from the sun-drenched days of July and August, which enjoyed 448 and 358 hours respectively. However, the golden glow of September still outshines the earlier winter months, with a significant leap from the 60 hours in January to the vibrant 315 hours of April. Nature is at its most picturesque during this time, making it an ideal moment for outdoor exploration and savoring autumn's splendor before the days grow shorter and darker.
In Valldal, Norway, September marks a transitional period as summer wanes, bringing with it a modest 14% chance of sunny weather. This figure reflects a notable dip compared to the more vibrant months of late spring and early summer, such as May and June, which boast considerably higher sunshine probabilities. As the year progresses into the autumn months, the likelihood of sunshine continues to decrease, hitting a low of 9% in October. These trends indicate that while September can still offer glimpses of sun, visitors should anticipate a shift towards cooler, cloudier days as the region prepares for the crispness of fall.
As summer fades into autumn, September in Valldal, Norway, brings a gentle decline in daylight, with the sun gracing the sky for approximately 12 hours each day. This transition reflects a broader trend of diminishing light, beginning notably from the sun-soaked days of June, which boast nearly 19 hours of daylight. While September marks a notable reduction, it retains a generous amount of light compared to the bleak winter months ahead, where daylight shrinks to just 5 hours in December. This gradual ebb of sunlight not only signals the changing seasons but also invites a unique blend of lingering warmth and the crisp atmosphere of approaching fall.
In September, Valldal experiences a gentle breeze with an average wind speed of 1.7 m/s (4 mph), providing a pleasant transition into Autumn. Unlike the colder months, which see a notable increase in wind speed, September's calmness is a refreshing contrast to the more blustery January and October, both returning to 2.1 m/s (5 mph). This month marks a slight uptick from the still summer months, where winds hovered around 1.4 m/s (3 mph). As nature prepares for the approaching chill, September's winds carry whispers of change, setting the stage for the more robust gusts characteristic of the coming fall and winter seasons.
Weather in Valldal varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Valldal, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, temperatures in Valldal range from a chilly -3°C (28°F) at night to a milder 17°C (63°F) during the day, with an average of 8°C (46°F). The month sees significant rainfall, with precipitation totaling 185 mm (7.3 in) over approximately 20 days, accompanied by high humidity at 87%. In contrast, January experiences much harsher conditions, with temperatures plummeting to a minimum of -22°C (-7°F) and a maximum of 7°C (46°F), averaging -4°C (25°F). Despite slightly lower precipitation of 169 mm (6.7 in) across 16 days, humidity remains similar at 85%. For more specific details about January weather in Valldal, refer to the link: Valldal weather in January.
September and February present starkly contrasting weather conditions. In September, temperatures range from a chilly -3°C (28°F) at night to a mild maximum of 17°C (63°F) during the day, with an average temperature of 8°C (46°F). This month experiences considerable rainfall, totaling 185 mm (7.3 in) spread over 20 days, combined with high humidity levels of 87%. In contrast, February brings much colder weather, where temperatures plummet to a minimum of -24°C (-12°F) and only rise to a maximum of 8°C (46°F), resulting in an average temperature of -4°C (25°F). Precipitation decreases to 115 mm (4.5 in) over 15 days, and humidity remains relatively low at 84%. For a closer look at February conditions, visit Valldal weather in February.
September and March showcase markedly different weather patterns. In September, temperatures range from a chilly -3°C (28°F) at night to a mild 17°C (63°F) during the day, with an average of 8°C (46°F). The month faces a significant amount of precipitation, with 185 mm (7.3 in) spread over 20 days, resulting in relatively high humidity levels of 87%. In contrast, March is notably colder, with nighttime lows plummeting to -19°C (-2°F) and daytime highs reaching just 9°C (48°F), averaging -2°C (28°F). The precipitation in March is slightly less at 155 mm (6.1 in) over 19 days, and the humidity is a touch lower at 84%. For a closer look at the conditions in March, visit Valldal weather in March.
When comparing the weather in September and April, notable differences emerge. In September, temperatures range from a minimum of -3°C (28°F) to a maximum of 17°C (63°F), with an average of 8°C (46°F), while in April, the thermometer dips lower, with temperatures ranging from -15°C (5°F) to a maximum of 12°C (54°F) and an average of 0°C (32°F). Precipitation in September is higher at 185 mm (7.3 in) over 20 days, compared to April's 148 mm (5.8 in) over 16 days; however, both months maintain high humidity levels of 87% and 84% respectively. To explore more about the April weather conditions, you can visit Valldal weather in April.
Comparing the weather in September and May reveals notable differences in temperature and precipitation patterns. September typically sees a milder temperature range, with minimums around -3°C (28°F) and maximums reaching 17°C (63°F), while May experiences lower temperatures, with minimums dropping to -10°C (13°F) and maximums rising to 24°C (75°F). In terms of precipitation, September is significantly wetter, averaging 185 mm (7.3 in) over 20 days, while May has only 92 mm (3.6 in) over 15 days. Humidity levels are quite close, with September at 87% and May at 84%. For more details on May weather, you can visit Valldal weather in May.
In comparing the weather between September and June, September generally has cooler temperatures, with an average of 8°C (46°F) and a maximum reaching only 17°C (63°F), while June enjoys milder conditions, boasting an average temperature of 11°C (51°F) and a maximum of 24°C (76°F). Precipitation also varies, as September experiences more rainfall with 185 mm (7.3 in) over 20 days, compared to June's 115 mm (4.5 in) over 17 days. Notably, humidity is slightly higher in September at 87%, compared to 83% in June, contributing to a more oppressive feel during the fall month. For a closer look at June weather specifics, visit Valldal weather in June.
In comparing the weather of September and July, it's clear that July is generally warmer, with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 28°C (82°F). In contrast, September experiences cooler conditions, with temperatures dipping to a minimum of -3°C (28°F) and averaging around 8°C (46°F). Additionally, July has slightly less precipitation, recording 143 mm (5.6 in) over 19 days, while September sees more rainfall at 185 mm (7.3 in) across 20 days. Humidity levels are similar, with September at 87% and July at 86%. For a detailed look at July weather, you can visit Valldal weather in July.
In comparing the weather between August and September, we see a notable shift as summer transitions into autumn. September experiences cooler temperatures, with a minimum of -3°C (28°F) and an average of 8°C (46°F), compared to August's milder minimum of 3°C (37°F) and an average of 11°C (52°F). While August boasts warmer maximum temperatures, reaching up to 24°C (75°F), September's maximums only reach 17°C (63°F). Precipitation also increases slightly in September, totaling 185 mm (7.3 in) over 20 days, compared to August's 163 mm (6.4 in) over 19 days. Interestingly, humidity remains constant at 87% for both months. For more details on the weather during this time, you can visit Valldal weather in August.
September and October present a noticeable shift in weather patterns. While September boasts an average temperature of 8°C (46°F) with a maximum reach of 17°C (63°F), October's average drops to 3°C (38°F), although the high can still reach 18°C (65°F). The precipitation increases in October, totaling 229 mm (9.0 in) over 22 days, compared to September's 185 mm (7.3 in) over 20 days. Both months experience high humidity levels at 87%, but the colder temperatures and increased rainfall in October signal a transition into winter. For more detailed insights, you can visit Valldal weather in October.
September and November present a stark contrast in weather conditions. In September, temperatures range from a minimum of -3°C (28°F) to a maximum of 17°C (63°F), resulting in an average of 8°C (46°F). The month sees significant precipitation at 185 mm (7.3 in) over approximately 20 days, contributing to a high humidity level of 87%. In contrast, November experiences much colder weather with temperatures dipping as low as -18°C (0°F) and peaking at 9°C (49°F), yielding a chillier average of -1°C (30°F). Although November has slightly less precipitation at 150 mm (5.9 in) spread over 14 days, the humidity remains constant at 87%. For more details on November weather, you can explore Valldal weather in November.
September and December present contrasting weather conditions. In September, temperatures range from a minimum of -3°C (28°F) to a pleasant maximum of 17°C (63°F), with an average of 8°C (46°F). This month experiences significant rainfall, totaling 185 mm (7.3 in) across about 20 days, alongside high humidity levels of 87%. In stark contrast, December sees much colder temperatures, with a minimum of -22°C (-7°F) and an average of -4°C (26°F), peaking at only 7°C (45°F). Precipitation is slightly lower at 178 mm (7.0 in) over 18 days, and humidity is also a bit reduced at 84%. For more detailed insights into December’s weather, you can check out Valldal weather in December.
As September unfolds in Valldal, the weather takes on a distinct character compared to the warmer months of summer. With temperatures dipping to a cooler average, the crisp air is filled with a unique blend of autumn's anticipation and lingering warmth. Rain becomes more frequent, gracing the landscape with a generous amount of precipitation, which contributes to the region's lush greenery. The higher humidity levels make the air feel more robust, perhaps inviting a cozy sweater or a warm drink. This transitional month is a beautiful time to experience Valldal's stunning scenery as nature begins to display its vibrant fall colors. For a deeper look into the local climate patterns, visit Valldal Climate.