September Weather in Noresund, Norway

Last updated: August 27, 2025

In September, the enchanting village of Noresund, Norway experiences a diverse climatic palette. With a maximum temperature peaking at 23°C (74°F), the month offers a refreshing escape from summer's heat, while the average temperature settles at a cool 9°C (49°F). However, nights can dip significantly, reaching a minimum of -1°C (31°F), making warm layers essential. This month is marked by notable precipitation, totaling 139 mm (5.5 in) across approximately 14 days, contributing to the lush surroundings and vibrant autumn colors. Additionally, the high humidity level at 92% enhances the crispness of the air, creating a unique atmosphere that captures the essence of early fall in this picturesque region.

September Temperature in Noresund

As September unfolds in Noresund, Norway, the landscape transitions into a crisp autumn atmosphere. The temperatures range from a minimum of -1°C (31°F) to a maximum of 23°C (74°F), showcasing a gentle decline as the month progresses. The average temperature settles around 9°C (49°F), marking a noticeable shift from the warm embrace of summer. This month bridges the gap between the lingering warmth of August and the chilling onset of October, offering cooler mornings and pleasantly mild afternoons perfect for outdoor adventures. As the leaves begin to turn, September invites both locals and visitors to experience the beauty of Norway’s changing seasons, highlighting the charm and versatility of its weather.

September Weather in Noresund: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Noresund, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Noresund, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec232430374757605649393024
Data source: Temperature data for Noresund generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Noresund

As September unfolds in Noresund, Norway, the region experiences a noticeable uptick in precipitation, with 139 mm (5.5 in) of rain falling over 14 days—the highest monthly total of the year thus far. This increase not only reflects the transition into the wetter autumn season but also sets the stage for an even rainier October. Compared to the summer months, which accumulated around 120 mm, September's precipitation indicates a shift towards more sustained rainfall, preparing the landscape for the vibrant fall colors. Overall, this month serves as a pivotal bridge, signaling the end of summer's warmth and the approach of the chilly, wet months ahead.

September Precipitation Trends in Noresund

The chart displays monthly precipitation patterns in Noresund, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Noresund, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec61647149100118119120139160108111
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Noresund

As summer transitions to autumn in Noresund, Norway, September ushers in a notable increase in humidity levels, reaching 92%. This marks a shift from the slightly lower humidity experienced during the peak summer months of June and July, where it hovered around 82-84%. With the departure of warm weather, the humidity begins to rise again, mirroring the patterns seen in the preceding months of August and the forthcoming October, which sees a significant spike to 96%. The gradual increase throughout the year, from a high of 99% in January to September’s 92%, illustrates the region's damp climate, characteristic of its Northern location, while also reflecting the onset of autumn's cool embrace.

September Average Humidity in Noresund

This chart illustrates the average monthly humidity levels in Noresund, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Noresund is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec99%97%94%89%85%82%84%89%93%96%97%99%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Noresund

As September arrives in Noresund, Norway, the UV Index reflects a moderate level of exposure, registering at 4. This signals a slight decrease from the summer months, where July and August peaked at 7 during the high season. The recommended burn time in September remains at 30 minutes, encouraging residents and visitors to enjoy the early autumn sunshine while remaining mindful of their skin. With UV levels gradually dropping as winter approaches, individuals can take advantage of the milder conditions, but vigilance against sun exposure is still advisable. For more detailed insights on the UV trends throughout the year, visit Noresund UV Index.

Maximum UV Index Levels in Noresund for September

The chart shows the monthly maximum UV Index (UVI) for Noresund in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Noresund typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Noresund September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Noresund

As the summer months wane in Noresund, September brings a stunning blend of warmth and brightness, boasting 256 hours of sunshine that gently transition the landscape. This month reflects a notable decline from the sun-drenched days of July and June, where the skies dazzled with 461 and 429 hours, respectively. However, it still holds its own, standing out as a colorful interlude before the chill of autumn settles in. The sunny days of September encourage a final embrace of outdoor adventures, as daylight hours noticeably decrease heading into October and November. With sunshine slowly retreating, Noresund’s vibrant autumn foliage begins to take center stage, offering a spectacular backdrop for enjoying the last rays of summer's glow.

Monthly Sunshine Duration in Noresund: September Highlighted

The September sunshine duration represents the total number of hours Noresund experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec90h177h289h370h410h429h461h377h256h199h121h87h
Data source: Noresund September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Noresund During September

September in Noresund, Norway, tends to mark a transition into the cooler months, reflected in its lower likelihood of sunny weather, with only a 24% chance of sunshine. This decline follows the summer peak of 42% in July, illustrating a steady decrease in daylight and warmth as autumn approaches. While April showcases a hopeful 54% chance of sun, the trend sharply shifts downward by the time September arrives, indicating that visitors should be prepared for the possibility of overcast skies and the crispness of fall. Despite the reduced sunshine, Noresund's natural beauty offers a captivating charm, making it a unique destination even in less favorable weather.

Percentage of Sunny Days in September in Noresund

The chart illustrates the percentage of sunny days in Noresund throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Noresund experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec34%37%40%54%27%35%42%32%24%26%29%32%
Data source: Noresund September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Noresund in September

As summer fades, September in Noresund, Norway, brings a gradual transition in daylight, offering 12 hours of light—a notable decline from the sun-drenched days of June, which boasts the longest stretch at 18 hours. This month marks a shift from the vibrant, sun-filled days of summer, with daylight slowly receding towards the winter months. After basking in 17 hours of daylight in July, the reduction to September’s twilight hours hints at nature's cyclical rhythm. The decrease continues, leading into October's shorter 10 hours and eventually into the long, dark hours of winter. This gradual decline serves as a gentle reminder of the changing seasons, inviting both reflection and appreciation for the fleeting beauty of autumn.

Average Daylight Hours in Noresund for September

The chart illustrates the variation in daylight duration in Noresund throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 45m9h 7m11h 51m14h 39m17h 14m18h 45m17h 56m15h 31m12h 47m10h 2m7h 27m5h 56m
Data source: Noresund daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Noresund

As September unfolds in Noresund, Norway, the wind tends to whisper gently, with an average speed of 1.7 m/s (4 mph). This marks one of the calmer months, echoing the overall trend of the summer, where wind speeds have consistently hovered around the 1.8 m/s mark from June through August. With a slight decrease in wind speed, September feels like a soft transition toward autumn, particularly as the breezes begin to take on a crisp edge in the following months. Interestingly, after a series of mild winds during summer, October brings a gradual uptick, suggesting that the seasonal shifts may soon invigorate the air once more.

Average September Wind Speed in Noresund

The chart displays monthly wind speed patterns in Noresund, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.02.22.31.71.81.81.81.7 m/s2.01.92.0
Data source: Noresund September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Noresund Compares to Other Months

Weather in Noresund varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Noresund, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present stark contrasts in weather. In September, temperatures range from a chilly -1°C (31°F) at night to a warm 23°C (74°F) during the day, with an average of 9°C (49°F). The month is characterized by significant rainfall, with 139 mm (5.5 in) spread over 14 days and high humidity levels at 92%. In contrast, January experiences much harsher conditions, with temperatures plunging to a minimum of -20°C (-4°F) and averaging -5°C (23°F), peaking at just 8°C (47°F). Precipitation is lighter, totaling 61 mm (2.4 in) over 9 days, but the humidity remains notably high at 99%. For a detailed overview of January weather, you can check Noresund weather in January.

September and February present quite contrasting weather conditions. In September, temperatures range from a chilly -1°C (31°F) at night to a comfortable 23°C (74°F) during the day, with an average of 9°C (49°F). This month also experiences significant rainfall, totaling 139 mm (5.5 in) over 14 days, contributing to a high humidity level of 92%. In contrast, February is much colder, with minimum temperatures plunging to -17°C (1°F) and a maximum of only 7°C (46°F), averaging around -4°C (24°F). Although February sees less precipitation at 64 mm (2.5 in) over 11 days, the humidity remains high at 97%. For a more detailed look at February weather, check out Noresund weather in February.

September and March present contrasting weather experiences. In September, temperatures range from a chilly minimum of -1°C (31°F) to a pleasant maximum of 23°C (74°F), with an average temperature of 9°C (49°F). This month sees a significant amount of precipitation, totaling 139 mm (5.5 in) over 14 days, accompanied by a humidity level of 92%. In stark contrast, March is much colder, with temperatures oscillating between -20°C (-4°F) and a high of 14°C (57°F), averaging around -1°C (30°F). Precipitation in March is lower at 71 mm (2.8 in) over 11 days, but the humidity is slightly higher at 94%. For more specifics about the weather during this time, check out Noresund weather in March.

September and April present distinct weather patterns, showcasing the transition from summer to autumn and winter to spring, respectively. In September, temperatures range from a chilly -1°C (31°F) at night to a pleasant high of 23°C (74°F) during the day, with an average of 9°C (49°F). This month experiences higher precipitation, totaling 139 mm (5.5 in) over 14 days, along with a humidity level of 92%.

In contrast, April's temperatures dip lower, with a minimum of -14°C (6°F) and an average of only 3°C (37°F), despite reaching a maximum of 21°C (70°F). The month is much drier, receiving only 49 mm (1.9 in) of precipitation over 8 days, and it maintains a slightly lower humidity at 89%. For more details on the weather in April, you can check Noresund weather in April.

In comparing September and May weather, September tends to be milder overall, with an average temperature of 9°C (49°F) and a maximum of 23°C (74°F), while May experiences a slightly lower average of 8°C (47°F) and a maximum of 25°C (78°F). Interestingly, September is characterized by higher humidity levels at 92% compared to May's 85%. Additionally, September sees more precipitation, with 139 mm (5.5 in) over 14 days, while May has 100 mm (3.9 in) across 13 days. For more details on May weather, you can visit Noresund weather in May.

When comparing the weather in September and June, a distinct contrast emerges. September experiences cooler temperatures, with a minimum of -1°C (31°F) and an average of 9°C (49°F), while June brings a milder climate, featuring a minimum of 1°C (35°F) and an average of 14°C (58°F). June also boasts warmer maximum temperatures, reaching up to 28°C (82°F) compared to September's high of 23°C (74°F). In terms of precipitation, September is wetter with 139 mm (5.5 in) over 14 days, contrasted with June's 118 mm (4.6 in) over 12 days. Additionally, September maintains a higher humidity level at 92%, while June's humidity sits at 82%. For more details on June weather, check out Noresund weather in June.

When comparing the weather in September to that of July, notable differences emerge. September typically sees cooler temperatures, with a minimum of -1°C (31°F), an average of 9°C (49°F), and a maximum of 23°C (74°F), while July boasts a milder range, featuring a minimum of 4°C (40°F), an average of 15°C (60°F), and reaching highs of 29°C (85°F). Additionally, September experiences more precipitation, totaling 139 mm (5.5 in) over 14 days, compared to July's 118 mm (4.7 in) over just 13 days. The humidity also tends to be higher in September at 92%, compared to July’s 84%. For a closer look at July's weather, you can visit Noresund weather in July.

In comparing the weather between August and September, it’s evident that September experiences cooler temperatures, with an average of 9°C (49°F) compared to August's warmer average of 13°C (56°F). September also records lower minimum temperatures, dropping to -1°C (31°F), while August maintains a milder minimum of 2°C (36°F). Additionally, September sees slightly increased precipitation, with 139 mm (5.5 in) over 14 days, compared to August's 120 mm (4.7 in) over 16 days. Humidity levels are higher in September at 92%, compared to August's 89%. For more detailed insights into August weather, you can check this link: Noresund weather in August.

As September transitions into October, the weather undoubtedly marks a shift toward cooler conditions. September exhibits a wider temperature range with a minimum of -1°C (31°F) and an average of 9°C (49°F), peaking at 23°C (74°F). However, by October, temperatures drop significantly, with minimums plunging to -9°C (15°F) and an average of just 4°C (39°F). Precipitation also increases, with September receiving 139 mm (5.5 in) over 14 days compared to October's 160 mm (6.3 in) spread across 17 days, suggesting a more consistently damp month. Additionally, humidity rises slightly in October to 96%, further emphasizing the chill in the air. For more detailed insights on October weather, visit Noresund weather in October.

In September, the weather features a broader temperature range, with nighttime lows around -1°C (31°F) and daytime highs reaching up to 23°C (74°F), creating a mild average of 9°C (49°F). Although it experiences considerable rainfall, with 139 mm (5.5 in) over 14 days, the humidity sits at a relatively high 92%. In contrast, November presents a much chillier climate, with temperatures dropping significantly, showcasing a minimum of -14°C (7°F) and an average of -1°C (31°F). The maximum temperature in November is a modest 10°C (51°F), accompanied by slightly less precipitation at 108 mm (4.3 in) over 13 days, while humidity levels rise to 97%. For a detailed look at November weather specifics, you can refer to Noresund weather in November.

September weather is characterized by mild temperatures, with lows around -1°C (31°F) and average highs peaking at 23°C (74°F). In contrast, December brings much colder conditions, with nighttime lows dropping to -19°C (-2°F) and average temperatures hovering around -5°C (24°F). While September sees significant rainfall of 139 mm (5.5 in) over 14 days, December's precipitation is slightly less at 111 mm (4.4 in) across 16 days, accompanied by notably higher humidity at 99%. For a detailed look at December weather, visit Noresund weather in December.

Compare Noresund's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Noresund

As September unfolds in Noresund, the weather shifts distinctly from the warmth of summer to the crispness of autumn. Average temperatures dip considerably, creating a cooler atmosphere with a noticeable chill that often lingers into the early mornings. Coupled with a higher humidity and increased precipitation, the month presents a more transitional feel compared to its predecessors. Rainfall is frequent, as you can expect about half the days soaking in moisture, which often brings a refreshing yet damp ambiance to the landscape. This change invites residents and visitors alike to experience the region's stunning autumn colors, a dramatic contrast to the balmy days of summer. For a deeper understanding of how September compares to other months in Noresund, explore our detailed guide on Noresund Climate.