October Weather in Zernez, Switzerland

Last updated: August 27, 2025

In Zernez, Switzerland, October reveals a crisp transition into autumn, with average temperatures hovering around 2°C (37°F) and peaks reaching up to 15°C (59°F) during the day. Nighttime chills can plunge to a brisk -13°C (8°F), encouraging cozy evenings by the fire. This month also brings a notable 126 mm (5.0 in) of rainfall across 12 days, contributing to the region's renowned greenery. With humidity levels resting at a high 90%, the air is rich and invigorating, making October a uniquely enchanting time to experience the natural beauty of Zernez.

October Temperature in Zernez

In October, Zernez transitions into the heart of autumn, where temperatures reflect a dramatic shift compared to the balmy summer months. The average temperature hovers around 2°C (37°F), a significant drop that sets the stage for the chilly winter ahead. With a minimum of -13°C (8°F) and a comfortable maximum of 15°C (59°F), the weather becomes crisp and invigorating, making it the perfect time for outdoor adventures amidst the stunning fall foliage. This month marks the onset of colder days, similar to the trends seen in September, yet with a sharper decline in warmth, hinting at the winter chill just around the corner. Overall, October offers a refreshing blend of cool air and vibrant nature, perfect for exploring the enchanting landscapes of Switzerland.

October Weather in Zernez: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Zernez, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zernez, October 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).
JanFebMarAprMayJunJulAugSepOctNovDec131924323949515144362417
Data source: Temperature data for Zernez 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.

October Precipitation in Zernez

In October, Zernez, Switzerland, experiences a notable shift in precipitation patterns, with a total of 126 mm (5.0 in) of rain spread over 12 days. This represents a slight decrease from the previous month's 134 mm, yet it remains a significant contributor to the overall dampness of the season. As autumn unfolds, October's precipitation is indicative of the transition from the warmer summer months, where August peaked at 194 mm (7.6 in). With precipitation days dwindling compared to the wetter summer, October offers a harmonious blend of crisp air and occasional rain, perfect for enjoying the stunning fall foliage of the region. This trend highlights a gradual descent into the colder, wetter months, setting the stage for the winter ahead.

October Precipitation Trends in Zernez

The chart displays monthly precipitation patterns in Zernez, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Zernez, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec97669380161141158194134126102132
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Zernez

In October, Zernez, Switzerland, experiences a notable rise in humidity, peaking at 90%—a stark contrast to the lower levels seen during late spring and summer months. As the year transitions from warmer to cooler temperatures, humidity levels tend to hover between 80% and 84% from May to September. This shift not only adds a brisk edge to the autumn air but also reflects the onset of winter, with humidity levels remaining high in the following months. Overall, the monthly trend reveals an intriguing rhythm of fluctuating moisture, influencing the region's picturesque landscapes and the experiences of those exploring its natural beauty.

October Average Humidity in Zernez

This chart illustrates the average monthly humidity levels in Zernez, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Zernez is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Zernez

As autumn settles in Zernez, Switzerland, the UV Index gently declines from the summer highs, yet remains notable in October with a reading of 6—classified as high. This means sun exposure takes on renewed significance, as the burn time is approximately 25 minutes. While the sunny days of June and July marked an extreme UV Index of 11, October's values still warrant caution, particularly for outdoor enthusiasts and those spending extended time under the sun. This trend highlights the need for awareness as the season transitions; even in the cooler months, protective measures against UV rays are essential. For more detailed insights on UV levels throughout the year, visit Zernez UV Index.

Maximum UV Index Levels in Zernez for October

The chart shows the monthly maximum UV Index (UVI) for Zernez in October, 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 October, the maximum UV index in Zernez typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec247810111197632
Data source: Zernez October 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.

October Sunshine in Zernez

October in Zernez, Switzerland, offers a delightful transition into autumn, with 282 hours of sunshine illuminating the stunning alpine landscapes. While this marks a dip from the sun-drenched days of July and June, where sunshine peaked at 411 and 389 hours respectively, it is a comforting embrace of mild weather before winter's arrival. The gradual decrease in daylight hours subtly mirrors the area's vibrant foliage, as the leaves transition from lush greens to golden hues. As October draws to a close, the reduction in sunshine is part of a natural ebb and flow, inviting locals and visitors to bask in the crisp air and enjoy the picturesque views that this tranquil month in the Swiss Alps brings.

Monthly Sunshine Duration in Zernez: October Highlighted

The October sunshine duration represents the total number of hours Zernez experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec178h240h313h350h363h389h411h369h311h282h222h200h
Data source: Zernez October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Zernez During October

In Zernez, Switzerland, the likelihood of sunny weather in October stands at a promising 40%, making it one of the more favorable months for sunshine as autumn unfolds. Notably, this figure is a slight uptick compared to the preceding months of September and August, which both hover around 32%. This trend suggests that as the year progresses towards winter, the chances of clear skies actually improve slightly. While January typically sees just 20% sunlight, the steady climb through the early months shows a resilient pattern, culminating in October's moderate promise of sunshine. So, if you're contemplating a visit during this time, there's a decent opportunity to bask in the mild autumn glow that Zernez has to offer.

Percentage of Sunny Days in October in Zernez

The chart illustrates the percentage of sunny days in Zernez throughout the year, with October 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 Zernez experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%43%40%38%30%34%32%30%32%40%30%36%
Data source: Zernez October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Zernez in October

As autumn settles in Zernez, Switzerland, October sees a noticeable decline in daylight, providing only 10 hours of sunlight each day. This marks a shift from the longer days of summer, where June through August bask in a rich 15 hours of light. Following the gradual decrease in daylight from September's 12 hours, October’s shorter days signal the transition into the darker months ahead. As the year progresses, one can observe a rhythmic pattern: from winter's limited 9 hours in January and November, daylight gradually increases until reaching its zenith in May. This cyclical nature of daylight duration beautifully illustrates the changing seasons, inviting both locals and visitors to embrace the crisp air and vibrant fall colors that accompany the shorter days of autumn.

Average Daylight Hours in Zernez for October

The chart illustrates the variation in daylight duration in Zernez throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h10h 18m11h 56m13h 36m15h 2m15h 46m15h 23m14h 6m12h 30m10h 50m9h 22m8h 36m
Data source: Zernez daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Zernez

As October arrives in Zernez, Switzerland, the air carries a gentle whisper of change with an average wind speed of 1.6 m/s (4 mph), consistent with the lively breezes of late spring and summer. This month marks a subtle rise from the gentle lull of September, which recorded a quieter 1.3 m/s (3 mph). The breezes tend to remain soft, typical of the autumn transition, hinting at the chill of winter on the horizon. Compared to earlier months, October's winds are refreshingly brisk, stirring the vibrant autumn foliage and inviting visitors to revel in the stunning landscapes that define this enchanting alpine region. As the days grow shorter and the scenery transforms, the October winds beckon a harmonious blend of seasons in this picturesque corner of Switzerland.

Average October Wind Speed in Zernez

The chart displays monthly wind speed patterns in Zernez, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.61.41.51.71.61.61.41.31.6 m/s1.41.3
Data source: Zernez October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Zernez Compares to Other Months

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

October and January present stark contrasts in weather. In October, temperatures range from a chilly -13°C (8°F) at their lowest to a mild 15°C (59°F) at their highest, with an average of around 2°C (37°F). The month records about 126 mm (5.0 in) of precipitation over approximately 12 days, with a humidity level hovering around 90%. In comparison, January is significantly colder, with minimum temperatures plunging to -31°C (-23°F) and maximums reaching 5°C (41°F), averaging -10°C (14°F). While January sees less precipitation at 97 mm (3.8 in) over 11 days, the humidity is slightly higher at 92%. For a detailed outlook on January conditions, you can refer to Zernez weather in January.

October and February present markedly different weather conditions. In October, temperatures range from a chilly -13°C (8°F) at night to a mild 15°C (59°F) during the day, with an average of around 2°C (37°F). The month sees considerable precipitation, totaling 126 mm (5.0 in) over approximately 12 days, accompanied by high humidity at 90%. In contrast, February is much colder, with temperatures dipping as low as -28°C (-18°F) and reaching a maximum of 6°C (44°F), averaging -7°C (19°F). Precipitation decreases to 66 mm (2.6 in) over 11 days, and humidity remains slightly lower at 89%. For more detailed insights into February's weather, check out Zernez weather in February.

In October, the weather tends to be milder with average temperatures around 2°C (37°F), peaking at a maximum of 15°C (59°F). In contrast, March often experiences colder conditions, with average temperatures reaching only -4°C (24°F) and minimums dipping to -26°C (-14°F). Although October sees more precipitation at 126 mm (5.0 in) over 12 days, March is not far behind with 93 mm (3.7 in) spread across 16 days. Both months have high humidity levels, with October at 90% and March slightly lower at 87%. For more specific insights about March weather, you can check out Zernez weather in March.

In comparing the weather of October and April, one notes a few key differences. October typically enjoys milder temperatures, ranging from a low of -13°C (8°F) to a maximum of 15°C (59°F), with an average around 2°C (37°F). It also experiences higher precipitation levels, approximately 126 mm (5.0 in) over 12 days, accompanied by elevated humidity at 90%. Conversely, April tends to be colder, with temperatures ranging from a low of -22°C (-8°F) to a maximum of 14°C (57°F), and an average temperature of 0°C (32°F). Precipitation in April is lower, totaling 80 mm (3.2 in) over the same number of rainy days, coupled with a slightly lower humidity of 84%. For more specific insights, you can check Zernez weather in April.

In comparing the weather of October and May, we observe notable contrasts in temperature and precipitation. October generally experiences milder temperatures, with a minimum of -13°C (8°F), an average of 2°C (37°F), and a maximum of 15°C (59°F). This month also tends to be quite humid, with humidity levels around 90% and 126 mm (5.0 in) of precipitation spread over 12 days.

In contrast, May tends to be slightly cooler overall, with temperatures ranging from a minimum of -15°C (5°F) to a maximum of 19°C (67°F) and an average temperature of 4°C (39°F). However, May is wetter, accumulating 161 mm (6.3 in) of precipitation over 22 days, while maintaining a lower humidity level of 80%. For more detailed insights into the weather dynamics in this month, check out Zernez weather in May.

October and June present notably different weather conditions. In October, temperatures range from a chilly minimum of -13°C (8°F) to a more moderate maximum of 15°C (59°F), with an average temperature of just 2°C (37°F). The month also sees significant precipitation, with about 126 mm (5.0 in) spread over 12 days and high humidity at 90%. In contrast, June offers much milder temperatures, with a minimum of -3°C (26°F) and a maximum of 25°C (77°F), averaging around 10°C (50°F). While precipitation is slightly higher at 141 mm (5.5 in), it occurs over more days, totaling about 20 days, with a lower humidity of 82%. For more detailed information, you can check Zernez weather in June.

In October, temperatures in Zernez are significantly cooler, with a minimum of -13°C (8°F) and an average of just 2°C (37°F), peaking at 15°C (59°F). This month also sees higher humidity levels at 90% and 126 mm (5.0 in) of precipitation spread over 12 days. In contrast, July enjoys much milder conditions, with temperatures ranging from a minimum of 1°C (33°F) to an average of 10°C (51°F) and a maximum of 24°C (76°F). However, July also records more precipitation with 158 mm (6.2 in) falling across 21 days, albeit with slightly lower humidity at 83%. For more details on July weather, check out Zernez weather in July.

October and August present quite different weather patterns. In October, temperatures can drop to a chilly minimum of -13°C (8°F), with an average of around 2°C (37°F) and a maximum reaching 15°C (59°F). The month is marked by significant precipitation, totaling 126 mm (5.0 in) over approximately 12 days, accompanied by high humidity at 90%. In contrast, August offers a milder climate, with temperatures ranging from a minimum of -1°C (30°F) to an average of 10°C (51°F) and a maximum of 22°C (71°F). Although August sees more overall precipitation, at 194 mm (7.6 in), it is spread across 21 days, and the humidity is slightly lower at 80%. For a closer look at the weather specifics in August, you can visit Zernez weather in August.

In comparing the weather of September and October, significant shifts can be observed. October experiences slightly colder temperatures, with an average of 2°C (37°F), compared to September's warmer average of 6°C (44°F). Both months exhibit a similar range of minimum temperatures, but October has a slightly lower maximum temperature of 15°C (59°F) compared to September's 19°C (67°F). While the precipitation levels are fairly close—126 mm (5.0 in) in October versus 134 mm (5.3 in) in September—October has fewer rainy days, totaling 12 compared to September's 16 days. Additionally, October boasts a higher humidity level of 90%, surpassing September's 83%. For a detailed look at September's weather specifics, you can refer to Zernez weather in September.

October experiences milder temperatures, ranging from a minimum of -13°C (8°F) to a maximum of 15°C (59°F), with an average of 2°C (37°F). The month also brings significant moisture, accumulating 126 mm (5.0 in) over approximately 12 days, accompanied by a high humidity level of 90%. In contrast, November ushers in chillier conditions, with temperatures dropping further to a minimum of -23°C (-9°F) and an average temperature of -4°C (24°F). Although slightly less precipitation is recorded at 102 mm (4.0 in), it falls spread over 13 days, with humidity remaining relatively high at 88%. For a more detailed look at November conditions in Zernez, you can check Zernez weather in November.

In October, temperatures in Zernez range from a minimum of -13°C (8°F) to a maximum of 15°C (59°F), with an average temperature around 2°C (37°F). In contrast, December brings much colder weather, with temperatures plummeting to a minimum of -27°C (-16°F) and an average temperature of -9°C (17°F), peaking at just 3°C (38°F). Both months experience significant precipitation, with October receiving 126 mm (5.0 in) over 12 days and December slightly higher at 132 mm (5.2 in) over 16 days. Despite the colder temperatures in December, humidity remains consistent at 90% for both months, making for a damp atmosphere throughout. For more details on Zernez weather, you can check Zernez weather in December.

Compare Zernez's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Zernez

As October unfolds in Zernez, it brings a striking shift in weather compared to the warmer months. Temperatures dip significantly, marking a transition into the brisk embrace of fall; days feel cooler, with an average hovering around just above freezing. The increased precipitation during this month, with rain frequenting the forecast, enhances the mystique of the scenic landscapes, while a high humidity level contributes to a cozy, yet crisp atmosphere. If you're curious about how these conditions compare year-round, explore more about the annual patterns in Zernez Climate.