January Weather in Dornach, Switzerland

Last updated: August 27, 2025

January in Dornach, Switzerland is characterized by a chilly climate, where temperatures fluctuate between a maximum of 16°C (61°F) and a minimum of -13°C (8°F), averaging around 1°C (35°F). This month also sees a considerable amount of precipitation, with 94 mm (3.7 in) falling over 12 days, contributing to the region's high humidity levels, hovering at 91%. As winter fully embraces Dornach, preparing for wet and cold conditions is essential for both residents and visitors alike.

January Temperature in Dornach

In Dornach, Switzerland, January temperatures can be quite brisk, with a striking minimum of -13°C (8°F), setting a wintery backdrop for the month. The average temperature hovers around 1°C (35°F), providing a chill that could lead many to seek warmth indoors. Even on the milder end, temperatures peak at 16°C (61°F), indicating occasional sunny breaks that hint at the approaching spring. This combination of cold lows and cool highs showcases the dynamic nature of January's climate, contrasting sharply with the gradual warming trend that follows in February and March, where temperatures begin inching upward, promising the eventual arrival of the milder months ahead.

January Weather in Dornach: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Dornach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dornach, January 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).
JanFebMarAprMayJunJulAugSepOctNovDec343943505665686760514137
Data source: Temperature data for Dornach generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Dornach

In January, Dornach, Switzerland experiences an average precipitation of 94 mm (3.7 in) over approximately 12 days. This sets the stage for a wet winter, with January marking a transition into the heavier rainfall typical of the following months. As the seasons progress, February shows a slight decline in precipitation to 77 mm (3.0 in), but by March, it rebounds to 91 mm (3.6 in), reflecting increased spring activity. This pattern emphasizes a notable trend: while January offers a moderate start, precipitation tends to elevate as the year advances, culminating in the lush May and June, where rainfall peaks at 133 mm (5.2 in) and 125 mm (4.9 in), respectively. The data reveals that though January is relatively wet, it's merely a precursor to the more intense downpours of late spring and early summer, setting a dynamic rhythm for the region's climate.

January Precipitation Trends in Dornach

The chart displays monthly precipitation patterns in Dornach, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Dornach, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec94779162133125117116679279129
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Dornach

In January, Dornach, Switzerland, experiences a notable humidity level of 91%, setting a trend of elevated moisture that lingers throughout the colder months. As winter transitions into spring, humidity gradually declines, hitting 89% in February and further dropping to 87% in March, showcasing a shift towards drier conditions. However, the trend reverses in the autumn, as both October and November exhibit a resurgence to 89% humidity, echoing the dampness of the winter months. Overall, January’s high humidity underscores a consistent atmospheric characteristic for Dornach, with winter's moisture making way for a brief reprieve in the spring, before settling back into a pattern of increased humidity as the year draws to a close.

January Average Humidity in Dornach

This chart illustrates the average monthly humidity levels in Dornach, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Dornach is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Dornach

In Dornach, Switzerland, the January UV Index sits at a modest 2, marking it within the low exposure category, allowing for a safe burn time of 45 minutes under the sun. As winter wanes and February arrives, the UV Index climbs to 3, signaling a shift into the moderate exposure range with a reduced burn time of 30 minutes. This gradual increase continues into March, where the Index rises to 5. By April, UV exposure becomes more of a concern with a high rating of 6 and a burn time that shortens to 25 minutes. This trend escalates through May and June, reaching a peak of 9, categorized as very high, where sun safety becomes paramount with burn times slashed to just 15 minutes. As summer draws to a close in August, the Index dips slightly to 8, but careful sun protection remains essential. This pattern of increasing UV levels continues until September, before tapering off in the fall months of October with a 4 and back to 2 in November, finally reaching a low 1 in December. Overall, Dornach experiences a notable seasonal variation in UV exposure with winter months offering more lenient conditions compared to the intense summer sun. To explore more about UV levels in this area, visit Dornach UV Index.

Maximum UV Index Levels in Dornach for January

The chart shows the monthly maximum UV Index (UVI) for Dornach in January, 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 January, the maximum UV index in Dornach typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Dornach January 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.

January Sunshine in Dornach

In Dornach, Switzerland, January greets the year with a modest 136 hours of sunshine, setting the stage for a gradual increase in brightness. As February rolls in, the hours rise to 211, hinting at the longer and sunnier days ahead. By March, the sun shines for 283 hours, and the transition to spring becomes evident with April basking in 353 hours. The trend continues upward, reaching a peak of 413 hours in July, the sunniest month, before gradually easing off as summer wanes. August still offers a generous 381 hours, while September sees a mild decline to 323 hours. The retreat into winter brings fewer hours, dropping to 192 in November and a chilly 156 in December, leaving residents eagerly anticipating the return of sunshine as the new year begins anew. This rhythmic cycle of light beautifully mirrors the changing seasons, a testament to Dornach’s enchanting climate.

Monthly Sunshine Duration in Dornach: January Highlighted

The January sunshine duration represents the total number of hours Dornach experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec136h211h283h353h361h389h413h381h323h265h192h156h
Data source: Dornach January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dornach During January

In Dornach, Switzerland, January brings with it a modest 17% chance of sunny weather, marking it as one of the least luminous months of the year. As the seasonal transition unfolds into February and beyond, the likelihood of sunshine experiences a notable uptick, climbing to 38% in February and 47% by March. This upward trend continues as spring approaches, with April reaching a brighter 52% chance, indicating that the area's radiant days are just around the corner. However, January's limited sunlight serves as a reminder of the chilly winter months, where the sun's presence is but a fleeting treasure in the cold, grey skies.

Percentage of Sunny Days in January in Dornach

The chart illustrates the percentage of sunny days in Dornach throughout the year, with January 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 Dornach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%38%47%52%33%32%38%40%43%37%24%27%
Data source: Dornach January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dornach in January

In Dornach, Switzerland, January ushers in a modest 8 hours of daylight, marking the darkest stretch of winter. As the month progresses, a notable shift occurs; by February, daylight extends to 10 hours, hinting at spring's imminent arrival. This gradual increase continues into March and April, where the hours reach 11 and 13 respectively, reflecting nature’s awakening. May leads the charge with a peak of 15 hours of sunlight, a brightness that remains steady through June and July. However, as summer wanes, daylight begins its descent, dropping to 14 hours in August and tapering off to 12 in September. The cycle continues with shorter days in October and November, landing back at 8 hours in December, as winter settles in once more. This rhythmic ebb and flow of daylight not only enriches the seasons but also deeply influences the lifestyle and activities of the residents throughout the year.

Average Daylight Hours in Dornach for January

The chart illustrates the variation in daylight duration in Dornach throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 54m10h 15m11h 56m13h 39m15h 8m15h 53m15h 29m14h 10m12h 31m10h 48m9h 16m8h 29m
Data source: Dornach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Dornach

In January, Dornach experiences a gentle breeze with an average wind speed of 2.6 m/s (6 mph), setting the stage for a calm winter ambiance. This month stands out as one of the windiest during the year, only matched by the winds of December which also boasts a speed of 2.6 m/s. As the year progresses into February and March, the winds slightly diminish to 2.4 m/s (5 mph), reflecting a seasonal ebb. Interestingly, April follows suit, showing a further softening with winds tapering to 2.3 m/s (5 mph). A notable resurgence occurs in May, where the winds pick up again to 2.8 m/s (6 mph), hinting at the arrival of warmer weather. The trend continues with diminishing speeds throughout the summer months, culminating in a low of 1.7 m/s (4 mph) in September, before a slight reawakening in the cooler autumn months. Overall, January's winds offer a crisp start to the year, transitioning into calmer breezes as nature prepares for the upcoming spring.

Average January Wind Speed in Dornach

The chart displays monthly wind speed patterns in Dornach, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.6 m/s2.42.42.32.81.82.01.91.72.02.12.6
Data source: Dornach January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Dornach Compares to Other Months

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

January and February exhibit some notable differences in weather conditions. January tends to start colder, with minimum temperatures dropping to -13°C (8°F), while February experiences a slightly lower minimum of -14°C (7°F). However, February's average temperature rises to 4°C (39°F), compared to January’s average of 1°C (35°F), indicating a gradual warming trend. Both months receive precipitation on approximately 12 days, but January sees more rainfall, totaling 94 mm (3.7 in), whereas February receives 77 mm (3.0 in). Humidity levels remain fairly consistent, with January at 91% and February at 89%. For a closer look at February weather, check out Dornach weather in February.

January and March present notable contrasts in weather patterns. In January, temperatures range from a brisk -13°C (8°F) to a mild 16°C (61°F), with an average around 1°C (35°F). This month experiences significant precipitation, totaling 94 mm (3.7 in) over 12 days, coupled with high humidity at 91%.

In contrast, March sees a slight increase in average temperature, rising to 6°C (43°F), with maximums reaching up to 21°C (71°F). Precipitation levels remain similar at 91 mm (3.6 in) but occur over a few more days, 15 in total, while humidity decreases to 87%. For a detailed look at weather conditions, check out Dornach weather in March.

January presents a stark contrast to April in terms of weather patterns. With average temperatures hovering around 1°C (35°F) and minimums plummeting to -13°C (8°F), January is characterized by its cold climate and high humidity at 91%. In addition, precipitation is relatively high at 94 mm (3.7 in) over 12 days. In comparison, April experiences a significant temperature increase, with averages around 10°C (50°F) and maximums reaching as high as 26°C (79°F). The month also sees less precipitation, totaling 62 mm (2.4 in) across 10 days, and slightly lower humidity at 84%. For a more detailed insight into April conditions, visit Dornach weather in April.

In January, the weather is notably colder, with temperatures ranging from a chilling minimum of -13°C (8°F) to a milder maximum of 16°C (61°F) and an average temperature of just 1°C (35°F). The month experiences high humidity at 91%, accompanied by 94 mm (3.7 in) of precipitation over about 12 days. In contrast, May ushers in warmer conditions with temperatures varying from a minimum of 0°C (32°F) to a maximum of 30°C (87°F) and an average of 13°C (56°F). Although it is generally less humid at 80%, May receives more precipitation at 133 mm (5.2 in) over 17 days. For a closer look at the weather in May, you can refer to Dornach weather in May.

In January, the weather is frigid, with temperatures ranging from a chilling -13°C (8°F) to a more moderate max of 16°C (61°F), and an average temperature of around 1°C (35°F). Humidity levels are high at 91%, and the month experiences about 94 mm (3.7 in) of precipitation over 12 days.

In contrast, June brings significantly warmer weather, with temperatures ranging from a minimum of 5°C (42°F) to a high of 34°C (94°F), averaging 19°C (66°F). Although June sees more precipitation at 125 mm (4.9 in) spread over 16 days, the humidity is notably lower at 82%.

For a closer look at June's climate, check out Dornach weather in June.

The weather in January is characterized by much colder temperatures, with a minimum reaching as low as -13°C (8°F) and an average temperature around 1°C (35°F). In contrast, July experiences a significantly warmer climate, with average temperatures soaring to 20°C (68°F) and a maximum that can climb up to 37°C (98°F). January sees more humidity at 91%, along with 94 mm (3.7 in) of precipitation over 12 days, while July has slightly lower humidity at 82% but higher total precipitation of 117 mm (4.6 in) spread across 14 days. For more on the warm summer weather in Dornach, visit Dornach weather in July.

January and August showcase stark differences in weather patterns. In January, temperatures can plummet to a minimum of -13°C (8°F), with an average temperature around 1°C (35°F) and highs reaching only 16°C (61°F). The month is characterized by high humidity levels at 91% and frequent precipitation, occurring on about 12 days with a total of 94 mm (3.7 inches). In contrast, August offers a much warmer climate, with minimum temperatures of 6°C (43°F) and comfortable average highs of 20°C (68°F) that can peak at 35°C (95°F). August also experiences slightly more rainfall, totaling 115 mm (4.5 inches) over about 15 days, but with lower humidity at 77%. For those interested in more details, you can explore Dornach weather in August.

In January, the weather is quite chilly, with temperatures ranging from a low of -13°C (8°F) to a mild high of 16°C (61°F) and an average of just 1°C (35°F). The month experiences significant precipitation, with 94 mm (3.7 in) over about 12 days, and the humidity remains high at 91%. In contrast, September boasts much warmer temperatures, with a minimum of 1°C (35°F) and a pleasant average of 16°C (60°F), peaking at a maximum of 30°C (86°F). Precipitation decreases to 67 mm (2.6 in) over around 10 days, and humidity lowers slightly to 81%. For a more detailed look at the weather trends, check out Dornach weather in September.

January and October present contrasting weather patterns. In January, temperatures can plunge as low as -13°C (8°F), with an average of just 1°C (35°F). In contrast, October experiences a milder climate, with temperatures ranging from a minimum of -1°C (30°F) to an average of 11°C (51°F), and highs reaching up to 24°C (76°F). Precipitation levels are similar between the two months, with January receiving 94 mm (3.7 in) over 12 rainy days and October slightly less at 92 mm (3.6 in) over 14 days. Humidity also shows a slight variation, with January at 91% compared to October's 89%. For more specific details, check out Dornach weather in October.

When comparing the weather in January and November, it's clear that January experiences colder temperatures, with a minimum of -13°C (8°F) and an average of just 1°C (35°F), while November has milder conditions, featuring a minimum of -4°C (25°F) and an average of 5°C (41°F). The maximum temperatures in November can reach up to 21°C (70°F), which is significantly warmer than January's peak of 16°C (61°F). Additionally, January sees more precipitation, totaling 94 mm (3.7 in) over 12 days, compared to November's 79 mm (3.1 in) across 13 days. Despite the slightly lower humidity in November at 89%, it is still quite high, making both months feel damp. For more information about November weather in this region, visit Dornach weather in November.

When comparing the weather in January to that of December, January tends to be colder overall, with average temperatures slightly dipping to around 1°C (35°F) compared to 3°C (38°F) in December. The minimum temperatures in January can plummet to -13°C (8°F), making it significantly chillier than December’s low of -5°C (23°F). Additionally, January experiences less precipitation at 94 mm (3.7 in) over 12 days, while December sees more rainfall at 129 mm (5.1 in) across 19 days. Both months maintain a high humidity level of 91%, creating a consistently damp atmosphere. For those interested, further details on December conditions can be found at Dornach weather in December.

Compare Dornach's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Dornach

January in Dornach stands out as a month of contrast, where the chill of winter prevails with average temperatures hovering around freezing, dipping notably at night. The skies are often grey, with frequent precipitation adding to the 92% humidity, making it one of the wetter months of the year. Unlike the more temperate months of spring and summer, January's frigid conditions result in a unique atmosphere, perfect for enjoying the beauty of a winter landscape. This month invites cozy indoor activities and winter sports outside, setting the stage for varied experiences. For a deeper insight into how Dornach's January weather compares to the rest of the year, explore more at Dornach Climate.