Last updated: August 27, 2025
September in Sandvika, Norway presents a transitional climate, marked by a maximum temperature of 17°C (64°F) and a chilly average of 7°C (46°F). As autumn begins to unfold, temperatures can dip as low as -2°C (29°F), adding a crispness to the air. The month is characterized by 138 mm (5.4 in) of rainfall over 18 days, contributing to a notably high humidity level of 91%. This blend of conditions creates a vibrant backdrop for the stunning natural scenery, making September a unique time to experience the shifting seasons in Sandvika.
In September, Sandvika, Norway, begins its transition into autumn, showcasing a marked change in temperatures. As summer’s warmth recedes, average temperatures dip to a cool 7°C (46°F), with daily highs reaching up to 17°C (64°F). Mornings grow brisk, with minimum temperatures hovering around -2°C (29°F), hinting at the impending chill of autumn. This month serves as a gentle reminder of the shifting seasons, blending the last remnants of summer with the crispness of fall, encouraging both locals and visitors to enjoy the vibrant autumn foliage and outdoor activities before winter sets in.
September in Sandvika, Norway, marks a notable shift in precipitation patterns as the month sees an increase to 138 mm (5.4 in) of rain, making it one of the wetter months of the year. This uptick comes alongside 18 rainy days, hinting at a trend towards the more overcast and soggy conditions that often precede winter. When compared to August's 118 mm (4.6 in), the rainfall in September underscores a transition phase, where the lingering warmth of summer meets the encroaching chill of autumn, resulting in a rich tapestry of weather that keeps the landscape lush and vibrant. Overall, September serves as a bridge between seasons, showcasing not just increased precipitation but also the changing dynamics of the Norwegian climate.
In September, Sandvika, Norway, experiences a humidity level of 91%, marking a slight increase from August's 89%. This uptick signals the transition into autumn, as the air begins to retain more moisture following the warmth of summer. Throughout the year, humidity tends to gradually decline from its peak in January at 97%, moving down to a minimum of 79% in June. However, as the colder months approach, humidity bounces back, creeping upwards in both October and the following months. The trends reveal a seasonal rhythm, with autumn and winter ushering in more moisture-laden air, creating a rich atmospheric experience in this picturesque part of Norway.
In September, Sandvika, Norway, experiences a moderate UV Index of 3, indicating a shift towards lower sun intensity as summer winds down. With a burn time of 30 minutes, residents and visitors alike should remain mindful of sun exposure, particularly during peak hours. This trend continues from August's UV Index of 5, reflecting the gradual transition into autumn. As the months progress, the UV levels will further decrease, ultimately reaching a low of 1 by January. For more detailed information on UV levels throughout the year, check out Sandvika UV Index.
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As September rolls in Sandvika, Norway, the skyline is kissed by a delightful decline in daylight, boasting 206 hours of sunshine. This month marks a shift from the sun-drenched heights of summer, where July dazzles with a peak of 423 hours, gradually fading into the cozy embrace of fall. The vibrant landscapes that flourished under the summer sun now begin to transition, reminiscent of the month's blossoming autumn hues. With each passing month, the sun's presence wanes, highlighting the contrast between the lush abundance of May's 385 hours and the early winter's meager 17 hours in December. September stands as a serene bridge, offering a significant drop from August's peak of 333 hours, inviting reflections on the changing seasons and the fleeting beauty of light as it prepares to retreat.
In Sandvika, Norway, the likelihood of enjoying sunny weather in September dips to 11%, reflecting a trend towards cloudier days as summer wanes. This statistic is notably lower than the peak months of June and July, which boast chances of 27% and 30% respectively, suggesting that as the vibrant summer skies fade, the sunny days become increasingly scarce. By the time September rolls around, the chill of autumn starts to creep in, leading to a notable decrease in sunshine compared to the brighter days of April and May. As one prepares for the early fall in Sandvika, it's wise to anticipate more overcast skies and prepare for the beauty of the changing seasons beyond the summer sun.
As autumn approaches in Sandvika, Norway, the rhythm of daylight begins to shift. September marks a transition, with approximately 12 hours of daylight, providing a gentle decline from the luminous heights of summer. Following the peak of 21 hours in June, daylight tapers off in a graceful descent throughout the months. While the vibrant evenings of May and June fade, September still offers ample light to enjoy nature's beauty before the days shorten significantly in October, which brings only 9 hours of daylight. This gradual reduction signals the onset of the cozy, reflective season ahead, inviting residents to savor the lingering warmth of early autumn.
As September unfolds in Sandvika, Norway, the average wind speed picks up to 3.7 m/s (8 mph), marking a noticeable increase from the gentle breezes of summer. This month stands out as the transition to autumn begins, reflecting a shift from the lighter winds of June and July, which hovered around 2.5 to 3.0 m/s (6 to 7 mph). The invigorating gusts of September signal a refreshing change, pushing out the warmth of summer and welcoming the crispness of fall. Following this brisk month, average wind speeds slightly moderate again in October, emphasizing a seasonal trend where winds generally flow more freely in early autumn compared to the calmer summer months. This dynamic dance of winds enhances the enchanting beauty of Sandvika, making September a captivating time to experience nature's transition.
Weather in Sandvika varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sandvika, focusing on differences in temperature, rainfall, humidity, and UV levels.
The weather in September is generally milder than in January, with average temperatures ranging from a minimum of -2°C (29°F) to a maximum of 17°C (64°F). In contrast, January brings colder conditions, with temperatures dropping as low as -23°C (-9°F) and averaging -5°C (23°F). Both months experience significant precipitation, but September's 138 mm (5.4 in) over 18 days is slightly higher than January's 132 mm (5.2 in) over 16 days. Additionally, September has a humidity level of 91%, while January reaches a notably higher 97%. For a more detailed look at the weather in January, check out Sandvika weather in January.
September and February present distinctly different weather patterns. In September, temperatures range from a minimum of -2°C (29°F) to a maximum of 17°C (64°F), with an average of 7°C (46°F). The month sees substantial precipitation, totaling 138 mm (5.4 in) over about 18 days, and humidity levels are high at 91%. In contrast, February experiences much colder conditions, with temperatures dipping as low as -28°C (-17°F) and averaging -6°C (21°F), peaking at 6°C (42°F). This month receives less precipitation, around 85 mm (3.4 in), across 14 days, while humidity reaches a slightly higher 94%. For more details on the weather during this chilly month, you can visit Sandvika weather in February.
When comparing the weather in September and March, notable differences emerge in both temperature and conditions. September tends to be milder, with average temperatures ranging from a minimum of -2°C (29°F) to a maximum of 17°C (64°F), along with 138 mm (5.4 in) of precipitation spread over 18 days. In contrast, March experiences much colder weather, with temperatures dipping as low as -26°C (-14°F) and peaking at 8°C (47°F), while receiving 132 mm (5.2 in) of precipitation over 20 days. The humidity levels are quite similar, hovering around 91% in September and 92% in March, contributing to a damp atmosphere in both months. For more detailed insights, you can check Sandvika weather in March.
When comparing the weather in September and April, September tends to be milder overall, with average temperatures ranging from -2°C (29°F) to a maximum of 17°C (64°F), while April's temperatures are generally cooler, featuring a minimum of -15°C (4°F) and an average of 0°C (32°F). In terms of precipitation, September experiences more rainfall, totaling 138 mm (5.4 in) over 18 days, compared to April's 98 mm (3.9 in) over 15 days. Humidity levels are slightly higher in September at 91%, compared to April's 88%. For more specific details on April weather, you can check Sandvika weather in April.
September and May showcase quite distinct weather patterns. In September, temperatures range from a chilly -2°C (29°F) to a more comfortable 17°C (64°F), with an average of 7°C (46°F), making it generally milder than May's range. May sees its minimum drop to -9°C (16°F) but can peak at a sunny 24°C (76°F), with an average of 5°C (42°F). While September experiences more precipitation, totaling 138 mm (5.4 in) over 18 days at a high humidity of 91%, May is relatively drier with just 66 mm (2.6 in) over 15 days and a humidity level of 82%. For further specific information on the conditions in May, you can refer to Sandvika weather in May.
In comparing the weather of September and June, we observe notable differences in temperature and precipitation patterns. September offers a cooler range, with average temperatures hovering around 7°C (46°F), while June sees a more comfortable average of 11°C (52°F), peaking at a maximum of 25°C (78°F). Additionally, September experiences higher precipitation levels at 138 mm (5.4 in) over 18 days, compared to June's 106 mm (4.2 in) across 16 days. This combination results in September having a higher humidity level of 91%, as opposed to June's 79%. These factors contribute to a more pleasant atmosphere in June, making it an ideal time for outdoor activities. For more detailed information, visit Sandvika weather in June.
In comparing the weather of September and July, we see notable differences in temperature and precipitation. September experiences cooler average temperatures, with a minimum of -2°C (29°F) and an average of 7°C (46°F), contrasting sharply with July's warmer temperatures, which range from a minimum of -1°C (31°F) to an average of 13°C (56°F) and a maximum reaching 29°C (85°F). Precipitation is also higher in September, with 138 mm (5.4 in) falling over 18 days, compared to July's 87 mm (3.4 in) over 15 days. Additionally, September tends to be more humid, with a humidity level of 91% compared to July's 83%. For more details on July weather patterns, you can visit Sandvika weather in July.
In comparing the weather between September and August, it is evident that September experiences cooler temperatures, with an average of 7°C (46°F) compared to August's 11°C (53°F). The maximum temperature in September reaches only 17°C (64°F), while August enjoys warmer highs of 25°C (77°F). Additionally, September sees a slight increase in precipitation, totaling 138 mm (5.4 in) over 18 days, compared to 118 mm (4.6 in) over 17 days in August. Humidity levels are also higher in September at 91%, slightly exceeding August's 89%. For more detailed information about the weather in August, you can visit Sandvika weather in August.
In September, the weather is generally milder, featuring minimum temperatures around -2°C (29°F) and an average of 7°C (46°F). However, as the month progresses into October, temperatures drop further, with minimums reaching -11°C (13°F) and average temperatures declining to 3°C (37°F). Both months experience similar maximum temperatures, peaking at 17°C (64°F), but October brings slightly less precipitation at 118 mm (4.6 in) over 19 days compared to September's 138 mm (5.4 in) over 18 days. Additionally, humidity levels increase in October to 94% from September's 91%, creating a chillier and wetter environment overall. For more details about October weather specifically in Sandvika, visit Sandvika weather in October.
September and November showcase a notable shift in weather patterns. In September, temperatures are milder, ranging from a minimum of -2°C (29°F) to a comfortable maximum of 17°C (64°F), making it feel much more like early autumn. The average temperature hovers around 7°C (46°F), with a relatively high humidity level of 91% and 138 mm (5.4 in) of precipitation over 18 days.
In contrast, November experiences much colder weather, with temperatures dropping significantly to a minimum of -20°C (-3°F) and a maximum of 8°C (47°F). The average temperature is around -2°C (29°F), and while precipitation decreases to 97 mm (3.8 in) over 16 days, humidity remains high at 95%. For more detailed insights into November weather conditions, you can check Sandvika weather in November.
In September, temperatures are relatively mild, ranging from a minimum of -2°C (29°F) to a maximum of 17°C (64°F), with an average of 7°C (46°F). The month experiences significant precipitation, totaling 138 mm (5.4 in) over 18 days, and the humidity hovers around 91%. In contrast, December brings much colder conditions, with temperatures plunging to a minimum of -21°C (-5°F) and a maximum of just 5°C (41°F), resulting in an average of -4°C (25°F). Precipitation decreases slightly to 104 mm (4.1 in) across 17 days, but the humidity increases to 96%, making the air feel even colder. For a detailed look at December conditions, you can visit Sandvika weather in December.
As September unfolds in Sandvika, the weather transitions into a cooler, crisp atmosphere that marks a distinct shift from the warmer summer months. With an average temperature hovering around 7°C and a notable increase in precipitation, this month experiences more rainy days, bringing about a moisture-rich environment that enhances the local landscape's beauty. The high humidity of 91% often adds a refreshing chill to the air, inviting locals and visitors to embrace the changing seasons. While the maximum temperature can reach a pleasant 17°C, the nights can dip to a cool -2°C, making it a time for cozy layers and warm drinks. For a deeper dive into what to expect throughout the year, check out Sandvika Climate.