Last updated: August 27, 2025
September in Drammen, Norway, offers a captivating blend of autumnal chill and lingering warmth. With maximum temperatures reaching up to 25°C (77°F), the month begins with pleasant days, but as autumn sets in, the average temperature settles at a crisp 12°C (54°F). Overnight, temperatures can dip to a cool 1°C (35°F), prompting a cozy atmosphere. Rainfall is prevalent, accumulating to 111 mm (4.4 in) over 12 days, contributing to the city's lush landscapes. Coupled with high humidity at 86%, September's weather in Drammen is a reflection of nature's transition, inviting residents and visitors alike to embrace the changing seasons.
As September rolls into Drammen, Norway, the transition from summer to autumn is clearly felt in the temperatures, marked by a gentle cooling trend. With minimums settling at around 1°C (35°F) and average highs reaching a pleasant 25°C (77°F), this month offers a delightful balance of warmth and crispness. The average temperature of 12°C (54°F) signals a gradual shift as the region prepares for the chillier months ahead. This month also showcases a striking contrast to the oppressive heat of July, reminding residents of the vibrant autumnal hues soon to come. Overall, September serves as a beautiful bridge, blending lingering summer warmth with the onset of fall's cool embrace.
September in Drammen, Norway, marks a notable shift in the weather patterns as it experiences one of the highest precipitation levels of the year, with 111 mm (4.4 in) recorded over 12 days. This increase not only surpasses the dry summer months but also sets the stage for the even wetter months ahead. As autumn settles in, the rainfall begins to ramp up, with October expected to reach 135 mm (5.3 in), suggesting a seasonal transition marked by a growing number of wet days. The consistent uptick in precipitation underscores a trend where September serves as a bridge between the lingering warmth of summer and the onset of the harsher, wetter winter months, highlighting the dynamic climate of this picturesque Norwegian locale.
In September, Drammen, Norway experiences a notable transition in humidity, with levels rising to 86%. This signals a shift from the summer months, where humidity dipped to a comfortable 71% in June and hovered around 77% in August. As autumn approaches, the climb in humidity reflects the changing seasons, drawing closer to the higher levels of 92% in October. Overall, September stands as a bridge between the warmer, drier summer months and the more humid conditions that characterize late autumn and winter, which often remain above 90%. This trend highlights the city's dynamic climate, where the crispness of fall is gently softened by lingering moisture in the air.
As summer fades into autumn in Drammen, Norway, the UV Index experiences a gentle decline in September, settling at a moderate level of 4. This marks a notable shift from the high intensity of summer months, where July and June boasted a UV Index of 7. With a burn time of 30 minutes, it's essential to remain mindful of sun exposure during this transition month. While the risk of harm from UV radiation decreases compared to the peak summer days, it's still wise to exercise caution and protect your skin. For a deeper dive into UV levels throughout the year, visit the detailed Drammen UV Index resource.
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September in Drammen, Norway, marks a gentle transition from the sun-soaked days of summer to the cooler embrace of autumn. With 281 hours of sunlight, it significantly trails the peak 471 hours seen in July but still offers a vibrant tapestry of bright days. The month features nearly 100 hours less sunshine compared to its predecessor, August, which basks in 402 hours. This gradual decline in daylight is a foreshadowing of the impending winter months, as October and November further reduce the sun's presence, dropping to 225 and 132 hours, respectively. Despite this dwindling light, September remains a beautiful time to appreciate the colorful foliage and crisp air, reminding residents and visitors alike that the allure of Norway’s landscapes continues, even as the days grow shorter.
When considering the likelihood of sunny weather in Drammen, Norway, during September, the trend reveals a noticeable decline in sunshine compared to the summer months. While the probability of sun reaches a peak in April at 57% and hovers around 30% in the heart of summer, September closes the season with a modest 25% chance of clear skies. This marks it as one of the gloomier months, trailing behind not only the vibrant spring but also the beginning months of autumn, with October and November showing only a slight increase in sun likelihood. As the days grow shorter and temperatures drop, September typically invites a shift towards more overcast conditions, suggesting that if you’re hoping for a sunny escape, it might be best to plan your visit earlier in the year.
As September arrives in Drammen, Norway, the city experiences a transition toward shorter days. After basking in an impressive 18 hours of daylight during the peak of summer in June, residents now enjoy around 12 hours of daylight. This gradual decrease marks the beginning of autumn, as daylight diminishes in both duration and intensity. September offers a unique blend of lingering warmth and the anticipation of the upcoming changes, with sunsets growing earlier and the vibrant colors of fall beginning to emerge. This month serves as a gentle reminder of nature's cyclical rhythms, as daylight hours steadily decline towards the winter months.
As September rolls in, Drammen, Norway experiences the gentle embrace of a consistent breeze, with an average wind speed of 2.1 m/s (5 mph). This marks a slight dip from August's 2.2 m/s, ushering the transition into autumn. Notably, the wind speed in September aligns with the quieter currents of summer, showcasing the region's characteristic calmness. As the month progresses, one can anticipate a gradual increase in winds, with October bringing a refreshing uptick to 2.7 m/s (6 mph). The overall trend reveals a cycle where the serene winds of September prepare the landscape for the brisker gales of fall, hinting at nature’s rhythmic dance between seasons.
Weather in Drammen varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Drammen, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is significantly milder, with temperatures ranging from a minimum of 1°C (35°F) to a comfortable maximum of 25°C (77°F) and an average of 12°C (54°F). This month also brings considerable rainfall, with 111 mm (4.4 in) over approximately 12 days, while humidity levels sit at 86%. In contrast, January presents a starkly different climate, characterized by frigid temperatures that can drop to a minimum of -19°C (-3°F) and only reach a maximum of 10°C (49°F), averaging around -3°C (27°F). Precipitation decreases to 64 mm (2.5 in) over 9 days, coupled with higher humidity at 94%. For a more detailed look at January weather, you can visit Drammen weather in January.
In September, the weather typically features a wide range of temperatures, with minimums around 1°C (35°F) and maximums peaking at 25°C (77°F), resulting in an average of 12°C (54°F). The month sees relatively high precipitation, accumulating to 111 mm (4.4 in) over about 12 days, with humidity levels around 86%. In contrast, February brings much colder conditions, with temperatures fluctuating between -20°C (-4°F) and a maximum of 9°C (48°F), averaging -2°C (28°F). Precipitation is less frequent, with 69 mm (2.7 in) falling over approximately 11 days, while humidity remains high at 92%. For a deeper look at February weather patterns, you can visit Drammen weather in February.
When comparing the weather in September to March, a stark contrast emerges. In September, temperatures range from a mild 1°C (35°F) to a pleasant maximum of 25°C (77°F), with an average of 12°C (54°F). The month experiences significant rainfall, totaling 111 mm (4.4 in) over about 12 days, and humidity levels are relatively high at 86%. In contrast, March presents much colder conditions, with temperatures plummeting to a minimum of -18°C (0°F) and averaging around 0°C (33°F). The highest temperatures reach 19°C (67°F), but overall, March sees less precipitation, amounting to 71 mm (2.8 in) over 9 days, while humidity slightly increases to 89%. For more detailed information, check out Drammen weather in March.
In comparing the weather between September and April, we see notable differences in temperature and precipitation. September enjoys a wider temperature range with a minimum of 1°C (35°F), an average of 12°C (54°F), and a maximum of 25°C (77°F), whereas April starts cooler, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 23°C (73°F). This makes September generally milder, though both months have relatively high humidity levels, with September at 86% and April slightly lower at 82%. Furthermore, September experiences more precipitation with 111 mm (4.4 in) over 12 days, compared to April's 41 mm (1.6 in) over just 6 days. For more detailed insights, you can check out Drammen weather in April.
September and May exhibit notable differences in weather patterns. September typically experiences a wider temperature range, with lows of 1°C (35°F) and highs reaching 25°C (77°F), while May has a colder minimum of -2°C (28°F) but can peak at a warmer 29°C (85°F). Precipitation levels are also different, with September receiving more rain at 111 mm (4.4 in) compared to May's 86 mm (3.4 in), although both months share a similar number of rainy days at 12. Additionally, humidity is higher in September at 86%, while May enjoys a more comfortable level of 73%. For more specific insights, you can check Drammen weather in May.
When comparing the weather in September to June, notable differences emerge. September experiences cooler temperatures, with a minimum of 1°C (35°F) and an average of 12°C (54°F), peaking at 25°C (77°F). In contrast, June starts warmer, having a minimum temperature of 4°C (40°F) and averaging 16°C (61°F) with a maximum of 29°C (85°F). Additionally, September tends to be wetter, receiving 111 mm (4.4 in) of precipitation over 12 days, compared to June's 92 mm (3.6 in) over the same number of days. Humidity is also higher in September at 86%, while June's humidity is more comfortable at 71%. For a detailed look at June's weather, visit Drammen weather in June.
When comparing the weather in September and July, notable differences emerge in temperature and humidity. September experiences cooler temperatures, with daily averages ranging from a minimum of 1°C (35°F) to a maximum of 25°C (77°F), while July enjoys warmer conditions with temperatures fluctuating between 8°C (47°F) and 32°C (90°F). In terms of precipitation, September receives slightly more rain, totaling 111 mm (4.4 in) over 12 days compared to July's 96 mm (3.8 in) over 11 days. Additionally, September has higher humidity at 86%, contrasting with July's more comfortable 72%. For those interested in a detailed look at conditions specific to July, you can check out Drammen weather in July.
In comparing the weather between September and August, September tends to be cooler, with a minimum temperature of 1°C (35°F) and an average of 12°C (54°F), while August enjoys warmer temperatures, starting from a minimum of 5°C (41°F) and averaging at 16°C (61°F). The maximum temperature in August reaches up to 28°C (83°F), compared to September's peak of 25°C (77°F). Additionally, September experiences more precipitation, totaling 111 mm (4.4 in) over 12 days, whereas August has slightly less rain at 91 mm (3.6 in) across 13 days. Humidity levels are also higher in September at 86%, compared to August's 77%. For more specific details, you can visit Drammen weather in August.
In comparing the weather of September and October, there are notable differences in temperature and precipitation patterns. September experiences milder temperatures, with a minimum of 1°C (35°F) and an average of 12°C (54°F), peaking at 25°C (77°F). In contrast, October sees a drop in temperatures, with a minimum of -3°C (27°F) and an average of 7°C (45°F), reaching a maximum of only 18°C (65°F). Additionally, October tends to be wetter, with precipitation levels rising to 135 mm (5.3 in) over 15 days, compared to September's 111 mm (4.4 in) across 12 days. The humidity also increases slightly in October to 92%, up from September's 86%. For more detailed information, check out Drammen weather in October.
September and November present a noticeable shift in weather conditions. In September, temperatures range from a mild 1°C (35°F) at night to a pleasant maximum of 25°C (77°F) during the day, with an average of 12°C (54°F). The month sees substantial rainfall, totaling 111 mm (4.4 in) across 12 days, and humidity levels hover around 86%. In contrast, November experiences colder temperatures, with minimums dropping to -8°C (18°F) and an average of only 2°C (37°F). The maximum temperature peaks at 14°C (57°F). Despite slightly lower precipitation at 105 mm (4.1 in) over the same number of rainy days, humidity increases to 93%, contributing to a distinctly chillier atmosphere. For a more detailed look at what to expect, you can check out Drammen weather in November.
In September, the weather is relatively mild, with temperatures ranging from a minimum of 1°C (35°F) to a pleasant maximum of 25°C (77°F), and an average of 12°C (54°F). The month sees about 111 mm (4.4 in) of precipitation over 12 days, while humidity levels sit at a comfortable 86%. In contrast, December brings a stark chill, with temperatures plummeting to a minimum of -17°C (2°F) and only reaching a maximum of 7°C (46°F), averaging around -2°C (28°F). This winter month experiences slightly more precipitation at 115 mm (4.5 in), spread over 16 days, along with a higher humidity level of 93%. For more detailed information, you can check out Drammen weather in December.
As September rolls into Drammen, a distinctive change in weather marks the transition to autumn. With average temperatures hovering around a mild 12°C, days can still offer a warm embrace with highs reaching 25°C, but the nights tend to get crisp, reminding us of the cooler months ahead. Rainfall becomes more frequent, as evidenced by 12 days of precipitation contributing to a substantial 111 mm, raising the humidity levels to a damp 86%. This blend of warmth and moisture creates a unique atmosphere compared to the dry summer months, making September a pivotal point in Drammen's yearly climate cycle. To explore in-depth information about how Drammen's weather fluctuates throughout the year, check out Drammen Climate.