Last updated: August 27, 2025
October in Biel/Bienne, Switzerland offers a delightful array of autumnal weather, where temperatures range from a brisk -2°C (29°F) at night to a comfortable 23°C (73°F) during the day. The month averages around 10°C (50°F), making it a perfect time for cozy outdoor activities. Visitors can expect a moderate rainfall, with 104 mm (4.1 in) of precipitation spread over 13 days, contributing to the region's lush landscapes. With humidity levels around 89%, the air is crisp and invigorating, ideal for experiencing the vibrant fall foliage that adorns this picturesque Swiss town.
In October, Biel/Bienne experiences a refreshing transition as autumn settles in. The temperatures range from a cool -2°C (29°F) at night to a pleasant 23°C (73°F) during the day, showcasing a typical fall pattern. With an average of 10°C (50°F), it marks a gradual dip from the warmer temperatures of summer, yet retains a hint of warmth, especially in the afternoons. As the month progresses, the scenery transforms with crisp air and falling leaves, inviting residents and visitors alike to embrace the beauty of autumn. This tranquil shift not only enhances the landscape but also offers a perfect backdrop for outdoor activities, making October a delightful month in Biel/Bienne.
In October, Biel/Bienne experiences a notable shift in precipitation, with an average of 104 mm (4.1 in) spread over 13 days. This marks a slight increase from September's 82 mm (3.2 in) despite the same number of rainy days, suggesting a transition into a wetter autumn. The data shows that October's rainfall plays a crucial role in preparing the landscape for the winter months ahead, while also being a prominent part of the region's yearly total. This month’s precipitation not only supports local flora but also adds a refreshing chill to the air, inviting residents and visitors alike to embrace the vibrant colors of the changing season.
As autumn deepens in Biel/Bienne, October brings a noticeable shift in humidity, rising to a comfortable 89%. This marks a return to the higher moisture levels typical of the early part of the year, mirroring the conditions seen in both January and February. Following the relatively drier months of August and September, when humidity dipped to 77% and 81% respectively, October's humidity creates a more enveloping atmosphere, reminiscent of late spring. Interestingly, this fluctuation suggests a seasonal rhythm, with humidity peaking in the colder months and gently receding as the weather warms, keeping the landscape lush and vibrant throughout the year.
In October, Biel/Bienne experiences a moderate UV Index of 4, with a burn time of about 30 minutes. This marks a gradual decline from the peak summer months when indices soared to 9, signaling a shift in seasonal sun intensity. As daylight dwindles and temperatures cool, the need for sun protection remains pertinent, albeit less demanding than in the summer weeks. While the risk of overexposure decreases, it's essential to stay mindful of UV levels, especially on bright, clear days. This trend towards lower UV exposure will continue into the winter months, with values dropping to 2 by November. For more details, visit the Biel/Bienne UV Index page.
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As autumn unfolds in Biel/Bienne, October greets residents with a delightful 281 hours of sunshine, marking a gradual decline from the sun-drenched peak of 418 hours in July. This month embraces the crisp air and vibrant fall foliage while still providing ample sunlight compared to earlier months. Notably, the sunshine hours in October remain comfortably higher than those in the winter months, with November and December trailing at 222 and 183 hours respectively. The transition from summer to fall showcases a charming interplay of light and shade, as the city prepares to embrace the winter's cozy embrace while still relishing the lingering warmth of autumn's sun.
In Biel/Bienne, October brings a moderate chance of sunny weather, with roughly 33% of the days likely to feature sunshine. This marks a slight decline compared to the peak sunshine months of spring, where April showcases over half of the month basking in sunlight. As summer transitions into autumn, the quest for sun dips, highlighted by the consistent decrease from May's bright days to the cooler October. Interestingly, this trend continues into November and December, where the likelihood of sunny days further diminishes. Overall, while October offers a still appreciable chance of sunshine, it serves as a gentle reminder of the impending winter chill.
As the year unfolds in Biel/Bienne, the cycle of daylight creates a captivating rhythm. Starting in January with only 8 hours of sunlight, the days steadily grow longer, peaking at a generous 15 hours from May through July. This vibrant stretch of summer gives way to the gradual descent into autumn, where October sees daylight decreasing to 10 hours. This reduction marks a transition from the warmth of summer, hinting at the shorter, cozier days ahead. By the time November arrives, daylight dwindles further to 9 hours, setting the stage for the winter months, which mirror January's dimness with just 8 hours of light. The ebb and flow of daylight in Biel/Bienne beautifully mirrors the changing seasons, inviting residents and visitors alike to savor each moment.
As October sweeps into Biel/Bienne, the winds begin to pick up, averaging around 2.0 m/s (approximately 5 mph). This gentle yet noticeable rise in wind speed marks a transition from the calmer breezes of summer, which saw an average of just 1.9 m/s (4 mph) in August and 1.7 m/s (4 mph) in September. While the wind speeds during the early months of the year tended to be slightly higher, with January recording 2.6 m/s (6 mph), October stands out as a month where the winds both greet the stunning fall foliage and hint at the coming chill of winter. This pattern of moderate winds reflects the seasonal shift, providing a refreshing backdrop to the vibrant autumn scenery that defines this enchanting corner of Switzerland.
Weather in Biel/Bienne varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Biel/Bienne, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January showcase striking contrasts in weather. October experiences milder temperatures, with an average of 10°C (50°F) and highs reaching up to 23°C (73°F), making it a pleasant time of year. In contrast, January is much colder, with an average temperature of just 1°C (33°F) and lows dipping as low as -14°C (8°F). Although both months have similar precipitation patterns, with about 104 mm (4.1 in) in October and 98 mm (3.9 in) in January, January tends to feel wetter due to the colder temperatures. Humidity levels are slightly higher in January at 91%, compared to October's 89%. For more specific details on January weather in Biel/Bienne, you can check Biel/Bienne weather in January.
October and February present notably different weather characteristics. In October, temperatures range from a frigid minimum of -2°C (29°F) to a comfortable maximum of 23°C (73°F), with an average of 10°C (50°F). The month sees significant rainfall, totaling 104 mm (4.1 in) over approximately 13 days, while maintaining a high humidity level of 89%. Conversely, February is considerably colder, with temperatures dropping to a minimum of -13°C (8°F) and peaking at 17°C (64°F), resulting in an average temperature of only 3°C (38°F). This month experiences less precipitation at 84 mm (3.3 in), but still rains on about 12 days, with humidity remaining constant at 89%. For more detailed insights on the February weather, check out Biel/Bienne weather in February.
When comparing the weather in October and March, October tends to be milder with an average temperature of 10°C (50°F), while March has a cooler average of 5°C (42°F). The minimum temperatures in October are slightly more forgiving, ranging from -2°C (29°F) compared to March’s chillier low of -13°C (9°F). Precipitation levels are quite similar between the two months, with October receiving about 104 mm (4.1 in) over 13 days and March having 100 mm (3.9 in) spread across 16 days. Both months also have high humidity, but October is slightly wetter with 89% compared to March's 87%. For more specific information on March weather in Biel/Bienne, you can refer to Biel/Bienne weather in March.
When comparing October and April weather, it's evident that both months experience a transition in temperatures and conditions. In October, the average temperature is slightly higher at 10°C (50°F), with a maximum of 23°C (73°F) and a minimum of -2°C (29°F), while April tends to be cooler with an average of 9°C (49°F) and a maximum of 25°C (77°F) but a lower minimum of -5°C (23°F). Precipitation in October is more significant, with 104 mm (4.1 in) over 13 days compared to April's 67 mm (2.6 in) over 11 days, which indicates more frequent rain in October. Additionally, October has higher humidity at 89%, whereas April's humidity is slightly lower at 84%. For a detailed look at weather conditions in April, you can check Biel/Bienne weather in April.
In comparing the weather of October and May, we observe distinct differences. October features a wider temperature range with a minimum of -2°C (29°F) and a maximum of 23°C (73°F), averaging around 10°C (50°F). It experiences significant precipitation, totaling 104 mm (4.1 in) over approximately 13 days, with humidity levels at 89%. In contrast, May presents milder temperatures, with a minimum of -1°C (30°F) and a maximum of 29°C (85°F), averaging 13°C (55°F). Rainfall is higher in May, with 156 mm (6.1 in) across 18 days, but the humidity is lower at 80%. For a closer look at what to expect, you can visit Biel/Bienne weather in May.
October and June present contrasting weather patterns. In October, temperatures can drop as low as -2°C (29°F) at night, with an average around 10°C (50°F) and a maximum of 23°C (73°F). This month also experiences higher humidity at 89% and rainfall on about 13 days, totaling 104 mm (4.1 in). In contrast, June showcases a warmer climate, where nighttime temperatures seldom fall below 5°C (41°F) and typically peak at 33°C (92°F). While June brings slightly more precipitation, averaging 141 mm (5.6 in) across 17 days, it boasts a lower humidity level of 82%. For more specific details about the weather in June, you can check Biel/Bienne weather in June.
October and July exhibit distinct weather patterns, reflecting the transition from summer to autumn. In July, temperatures are generally warmer, ranging from a minimum of 8°C (46°F) to a maximum of 35°C (95°F), with an average of 19°C (67°F). This month also sees higher humidity levels at 82% and a total precipitation of 150 mm over 15 days. In contrast, October experiences cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 23°C (73°F), averaging around 10°C (50°F). Although October has lower total precipitation at 104 mm over 13 days, its humidity rises to 89%, contributing to a crisp autumn atmosphere. For a closer look at July weather details, you can check Biel/Bienne weather in July.
October weather is significantly cooler than August, with average temperatures ranging from a chilly 2°C (36°F) at night to a pleasant 23°C (73°F) during the day. In contrast, August boasts warmer temperatures, starting at a minimum of 6°C (44°F) and peaking at 33°C (92°F), making it the hotter month overall. Additionally, October experiences higher humidity at 89%, compared to August's 77%, contributing to a feeling of crispness in the air. Precipitation is also notable, with October receiving about 104 mm (4.1 in) over 13 days, while August sees more rainfall at 152 mm (6.0 in) spread over 16 days. For more details, check out Biel/Bienne weather in August.
In comparing the weather of October to that of September, October generally sees cooler temperatures, with a maximum of 23°C (73°F) compared to September's warmer peak of 29°C (84°F). Additionally, October's average temperature dips to 10°C (50°F), while September maintains a more comfortable average of 15°C (59°F). Precipitation also increases in October, with 104 mm (4.1 in) over 13 days, compared to 82 mm (3.2 in) over 12 days in September. Interestingly, humidity levels rise in October to 89%, compared to September's 81%. For more detailed information on September weather, you can visit Biel/Bienne weather in September.
October and November showcase a notable shift in weather conditions. October boasts a wider temperature range with a minimum of -2°C (29°F), an average of 10°C (50°F), and a maximum of 23°C (73°F), while November sees slightly cooler temperatures, dipping to a minimum of -4°C (25°F) and averaging just 4°C (40°F) with a maximum of 20°C (68°F). Precipitation remains consistent across both months, with October receiving 104 mm (4.1 in) and November experiencing 84 mm (3.3 in), both accumulating rain on approximately 13 days. Notably, humidity levels remain high at 89% for both months, contributing to a damp and chilly atmosphere. For more detailed information about the weather conditions in November, you can visit Biel/Bienne weather in November.
October weather in Biel/Bienne showcases a moderate range of temperatures, with a minimum of -2°C (29°F) and a pleasant average of 10°C (50°F), peaking at 23°C (73°F). Despite enjoying some warmer days, October brings significant precipitation, averaging 104 mm (4.1 in) over 13 days, accompanied by high humidity at 89%.
In contrast, December ushers in a much colder climate, with temperatures dipping lower, ranging from a minimum of -8°C (18°F) to an average of 2°C (36°F), and a maximum of 13°C (56°F). The month experiences even higher precipitation at 138 mm (5.4 in) over 19 rainy days, coupled with a slight increase in humidity to 91%.
For more detailed information, you can check out Biel/Bienne weather in December.
As October unfolds in Biel/Bienne, the weather takes a noticeable turn, transitioning from the warmth of late summer to a crisp autumn ambiance. The days still hold onto a hint of warmth, with comfortable temperatures fading into cooler evenings, presenting a stark contrast to the balmy previous months. However, this month also heralds increased precipitation, with more frequent rainy days contributing to a higher humidity level that blankets the region. As nature dons its vibrant fall attire, the cool, damp air invites locals and visitors alike to embrace the enchanting beauty of the changing season. For a more comprehensive understanding of how October fits into the broader climate patterns, explore our page on Biel/Bienne Climate.