Last updated: August 27, 2025
September in Tvedestrand, Norway, showcases a vibrant transition into autumn, with temperatures ranging from a refreshing 4°C (39°F) to a warm 25°C (77°F). The average temperature settles at a mild 14°C (57°F), perfect for enjoying the picturesque landscapes. This month sees 117 mm (4.6 in) of rainfall spread over 13 days, resulting in high humidity levels at 86%, creating a crisp and invigorating atmosphere. As nature begins to don its fall colors, September is an enchanting time to experience the serene beauty of Tvedestrand.
In September, Tvedestrand experiences a delightful transition as summer wanes and autumn takes hold. With minimum temperatures averaging 4°C (39°F) and a pleasant average of 14°C (57°F), the weather remains mild enough for outdoor activities, complemented by an inviting maximum of 25°C (77°F). This gradual cooling is a noticeable shift from the warmth of August, hinting at the approaching chill of autumn. While the days grow shorter, the vibrant hues of changing leaves create a picturesque backdrop, offering both locals and visitors a unique opportunity to embrace the serene beauty of Norway's coastal landscape during this time of year.
September marks a notable shift in Tvedestrand's weather, as the town experiences its highest monthly precipitation of the year at 117 mm (4.6 in), occurring over 13 days. This significant increase from the summer months signals the onset of the wetter fall season. While the preceding months such as August held steady with 86 mm (3.4 in), September suddenly ramps up the rain, setting the stage for the even wetter October which follows with 160 mm (6.3 in). The trend shows a clear transition into a season characterized by more frequent rain, as autumn's embrace brings both lush landscapes and a refreshing coolness to the coastal town.
In Tvedestrand, Norway, September marks a notable shift in humidity levels as they rise to 86%, a significant increase after the drier summer months. Following the relatively consistent humidity of 74% in both June and July, the onset of autumn brings back the moisture reminiscent of the earlier winter and spring months, where humidity reached as high as 93% in January. This upward trend not only underscores the transition from summer's warmth to autumn's crispness but also foreshadows the return of the more humid conditions that characterize the latter part of the year, with October and November maintaining a steady 92%. Thus, September serves as a bridge, hinting at the changing seasons and the increasing dampness in Tvedestrand's atmospheric tapestry.
As summer fades into autumn, Tvedestrand, Norway, experiences a noticeable shift in its UV index. September presents a moderate UV index of 4, prompting a burn time of 30 minutes for unprotected skin. This decrease from the high levels experienced in the peak summer months of June and July, where the UV index reached 7, indicates a return to safer sun exposure levels. As days grow shorter and temperatures drop, residents and visitors alike should remain vigilant, as October's UV index falls back to 2, signifying a low risk for sunburn. For detailed insights and more about the UV index fluctuations throughout the year, visit Tvedestrand UV Index.
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As summer fades, September in Tvedestrand, Norway, continues to bask in a generous 292 hours of sunshine, making it a spectacular month for outdoor adventures. This substantial sunlight follows a peak during the sun-drenched summer months of June and July, where residents enjoyed over 478 hours of daylight. In September, the golden glow of sunlight begins to mellow, yet still provides ample opportunity to explore the stunning coastal landscapes and vibrant autumn colors. A significant drop in sunshine hours occurs as October approaches, with only 244 hours to look forward to, signaling the onset of winter’s approach. Thus, September serves as a delightful bridge between the lively summer and the introspective fall, inviting locals and visitors alike to relish the last rays of sunlight before the seasons change.
In Tvedestrand, Norway, the likelihood of sunny weather reaches its peak in the spring, particularly in April with a notable 62% chance of sunshine. However, as summer transitions into autumn, the probability of clear skies begins to decline, with September reflecting a mere 32% chance of sun. This drop mirrors a general trend observed in the months following the vibrant summer, where the sun becomes less frequent, with the chances diminishing even further into the fall. Notably, the sunny days of September, while fewer, are part of a seasonal pattern where the sun makes a fleeting appearance before the shorter days of October and November set in. Thus, while September offers some opportunities for sunshine, the warm rays gradually make way for the encroaching autumn chill.
As September arrives in Tvedestrand, Norway, daylight begins its gradual retreat, dropping to 12 hours after the sunlit peaks of summer. Following June's impressive 18 hours, where the days seem endless, the daylight hours steadily decrease, mirroring the rhythm of nature as autumn approaches. July sees a slight decline to 17 hours, while August offers a gentler transition with 15 hours of light. However, the shift in September marks a significant change, reminding residents that winter is on the horizon. The progression from long, vibrant days in spring and summer to the shorter, more subdued days of fall creates a beautiful tapestry of change, urging us to savor the remaining warmth and light before the long nights of winter set in.
In September, Tvedestrand experiences a pleasant uptick in wind activity, with average speeds reaching 4.3 m/s (10 mph). This marks an increase from the more tranquil winds of summer, which lingered around 3.7 m/s (8 mph) in both July and August. As autumn approaches, you’ll notice a gradual transition, with winds tending to pick up in the coming months—October following closely with an average of 5.2 m/s (12 mph). This slight resurgence in wind speed not only invigorates the coastal landscapes but also signals the changing seasons, as Tvedestrand prepares for the brisker, more dynamic conditions that lie ahead.
Weather in Tvedestrand varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Tvedestrand, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, temperatures in Tvedestrand typically range from a minimum of 4°C (39°F) to a maximum of 25°C (77°F), with an average of 14°C (57°F). The weather is relatively humid, with an average humidity of 86% and about 117 mm (4.6 in) of precipitation over approximately 13 days. In contrast, January brings much cooler conditions, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 10°C (50°F) and an average of only 2°C (36°F). Despite having lower precipitation amounts at 77 mm (3.0 in) over 11 days, January's humidity is slightly higher at 93%. For more details on January weather specifics, visit Tvedestrand weather in January.
September and February present contrasting weather patterns, with September offering milder temperatures ranging from a minimum of 4°C (39°F) to a maximum of 25°C (77°F) and an average of 14°C (57°F). In contrast, February is much colder, with temperatures dipping as low as -12°C (10°F) and averaging just 1°C (35°F), peaking at a mere 10°C (51°F). While September experiences higher precipitation levels of 117 mm (4.6 in) over 13 days, February sees slightly less rainfall, totaling 96 mm (3.8 in) across the same number of days. Additionally, February's humidity at 91% is marginally higher than September's 86%, contributing to the chillier feel of the winter month. For more details, visit Tvedestrand weather in February.
When comparing the weather in September and March, significant differences emerge. September experiences a milder climate, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 25°C (77°F), while March sees colder conditions, marked by temperatures ranging from a low of -10°C (14°F) to a high of 18°C (64°F). Additionally, September is wetter, with 117 mm (4.6 in) of precipitation over 13 days, compared to March's 89 mm (3.5 in) over 11 days. Both months feature high humidity levels—86% in September and slightly higher at 88% in March. For more detailed insights into March's weather, you can visit Tvedestrand weather in March.
When comparing the weather in September and April, it’s clear that September is generally milder and wetter. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 25°C (77°F), with an average of 14°C (57°F), contrasted with April's cooler conditions, where temperatures dip as low as -5°C (23°F) and peak at 18°C (64°F), averaging around 7°C (44°F). Additionally, September experiences more precipitation, with 117 mm (4.6 in) over 13 days, while April is significantly drier, averaging only 38 mm (1.5 in) over 6 days. Both months have high humidity levels, but September's 86% slightly edges out April's 83%. For a more detailed look at April weather, visit Tvedestrand weather in April.
In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 25°C (77°F), with an average of 14°C (57°F). The month sees a relatively high level of precipitation at 117 mm (4.6 in) over about 13 days, accompanied by a humidity level of 86%. In contrast, May brings slightly cooler temperatures, with a minimum of 1°C (35°F) and an average of 11°C (53°F), while still reaching a maximum of 25°C (78°F). May is drier, with 81 mm (3.2 in) of precipitation spread over about 10 days and lower humidity at 75%. For more detailed information about the weather in May, check out Tvedestrand weather in May.
In comparing the weather between September and June, we observe distinct differences in temperature and precipitation. September typically has a minimum temperature of 4°C (39°F) and an average of 14°C (57°F), with a maximum reaching 25°C (77°F). In contrast, June's minimum temperature is slightly higher at 6°C (43°F), while averaging 16°C (62°F) and peaking at 29°C (84°F). Additionally, September experiences more precipitation at 117 mm (4.6 in) over 13 days, compared to June's 87 mm (3.4 in) across 11 days. Humidity levels are also higher in September at 86%, whereas June maintains a more comfortable 74%. For further insights on June weather, you can visit Tvedestrand weather in June.
When comparing the weather in September to that of July, several notable differences emerge. September experiences cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 25°C (77°F), while July boasts a warmer range, starting from a minimum of 10°C (50°F) to a maximum of 28°C (82°F). Precipitation levels are also higher in September, with 117 mm (4.6 in) over 13 days, compared to July's 80 mm (3.2 in) over 11 days. Additionally, September's humidity is notably higher at 86%, while July's humidity sits at a more comfortable 74%. For more specifics about July weather conditions, you can check Tvedestrand weather in July.
In comparing the weather of September to August, we see a noticeable drop in temperatures, with September averaging 14°C (57°F) compared to August's warmer average of 17°C (62°F). September also experiences cooler minimum temperatures, ranging from 4°C (39°F) versus August’s 9°C (48°F). While the maximum temperature in both months is fairly similar, with September reaching up to 25°C (77°F) and August slightly higher at 26°C (78°F), September sees a higher precipitation level of 117 mm (4.6 in) over 13 days, compared to August's 86 mm (3.4 in) across 12 days. Additionally, September comes with increased humidity at 86%, compared to 78% in August. For more detailed information on August weather, you can visit Tvedestrand weather in August.
In September, temperatures in Tvedestrand typically range from a minimum of 4°C (39°F) to a maximum of 25°C (77°F), with an average of 14°C (57°F). The month experiences about 117 mm (4.6 in) of precipitation over 13 days, accompanied by high humidity levels of 86%. By contrast, October brings cooler temperatures, with a minimum dropping to -1°C (31°F) and a maximum of 17°C (62°F), averaging around 10°C (50°F). This month sees an increase in precipitation to 160 mm (6.3 in) spread over 16 days, and humidity rises to 92%. For more detailed insights, you can check Tvedestrand weather in October.
In September, the weather features a comfortable average temperature of 14°C (57°F), with daily highs reaching up to 25°C (77°F), making it a pleasant month. However, the humidity is quite high at 86%, and there are 13 days of rain, accumulating to 117 mm (4.6 in) of precipitation. In contrast, November brings a significant drop in temperatures, with an average of just 6°C (43°F) and nightly lows plunging to -6°C (22°F). This month sees slightly more precipitation, totaling 125 mm (4.9 in), distributed over 16 days, and the humidity rises to 92%, adding to the chill in the air. For a more detailed look at the November weather, you can check Tvedestrand weather in November.
September and December showcase a significant shift in weather patterns. In September, temperatures range from a cool 4°C (39°F) to a pleasant 25°C (77°F), creating a comfortable average of 14°C (57°F) with relatively lower precipitation at 117 mm (4.6 in) over 13 days. In contrast, December brings much colder weather, with temperatures dipping as low as -9°C (16°F) and averaging just 3°C (37°F). This month experiences higher precipitation, totaling 154 mm (6.0 in) over 18 days, along with increased humidity, which rises to 92%. The stark difference in temperature and rainfall makes December notably colder and wetter compared to September. For more detailed information, visit Tvedestrand weather in December.
As September rolls in, Tvedestrand experiences a remarkable transition from the balmy summer months to the crispness of autumn. This month is characterized by a blend of warm days and chilly nights, with averages that invite a light jacket for evening strolls. While rainfall is more frequent, resulting in a noticeable increase in humidity, the overall sensation is one of refreshing change rather than dreariness. The beauty of the changing seasons is accentuated by the vibrant landscapes that surround the town. For a deeper dive into the seasonal changes and detailed weather patterns, explore more at Tvedestrand Climate.