January Weather in Thusis, Switzerland

Last updated: August 27, 2025

In January, Thusis, Switzerland, experiences a chilly winter climate characterized by a maximum temperature of 6°C (43°F) and an average low of -8°C (18°F), dipping as low as -28°C (-19°F) on particularly cold days. With a notable humidity level of 92%, the air feels crisp and frosty, contributing to the region's winter charm. This month sees approximately 92 mm (3.6 in) of precipitation, spread over 11 days, adding a distinct moisture to the atmosphere. Visitors can expect a variety of weather conditions, making it a dynamic time to experience the picturesque landscapes of Thusis.

January Temperature in Thusis

In January, Thusis, Switzerland experiences quite the winter chill, with temperatures ranging from a bitter minimum of -28°C (-19°F) to a relatively mild maximum of 6°C (43°F). The average temperature hovers around -8°C (18°F), marking it as one of the coldest months of the year. This notable cold sets the stage for February, which sees only a slight warming trend with an average of -4°C (25°F), while still dipping to -25°C (-13°F). As the seasons shift into March, temperatures start to climb gradually, moving closer to the zero mark, demonstrating a clear trend towards milder weather. This upward trajectory continues into April and May, where averages rise above freezing, hinting at the upcoming spring. Thusis showcases a captivating transition through the depths of winter in January, leading into a gradual embrace of warmer days ahead.

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

The chart illustrates January temperature patterns in Thusis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Thusis, 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).
JanFebMarAprMayJunJulAugSepOctNovDec182429354352545447402921
Data source: Temperature data for Thusis 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.

January Precipitation in Thusis

January in Thusis, Switzerland typically ushers in a brisk, wintry atmosphere, marked by an average precipitation of 92 mm (3.6 in) over approximately 11 days. This early arrival of moisture sets the stage for the gradual transition to the heavier precipitation seen in the months following. As winter ebbs into spring, February experiences a noticeable dip, with 66 mm (2.6 in) spread across 12 days. However, by March, the levels rebound sharply to 95 mm (3.7 in), indicating a trend toward increased rainfall as temperatures begin to rise. The rainfall generally trends upwards as spring blossoms into summer, peaking in August with a significant 201 mm (7.9 in), highlighting the region's lush and verdant landscape that thrives on this seasonal hydration. This pattern underscores a clear cyclic nature of precipitation in Thusis, reinforcing the need for visitors to prepare for a range of weather experiences throughout the year.

January Precipitation Trends in Thusis

The chart displays monthly precipitation patterns in Thusis, 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 Thusis, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec92669593157148148201136142104130
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Thusis

In January, Thusis, Switzerland experiences a notable humidity level of 92%, setting the tone for a month characterized by damp and chilly conditions. This high humidity gradually lessens as winter transitions into spring, with February and March recording 89% and 87%, respectively. As the weather warms, a steady decline continues, reaching 84% in April and dropping further to 80% in May. However, this trend reverses slightly in June and July, where humidity levels hover around the 82-83% range, reflecting the region's mild summer climate. By the time autumn arrives, a resurgence in moisture is seen, with October and December returning to 90%, suggesting that Thusis retains a consistently high level of humidity throughout the year, particularly as it shifts between seasons.

January Average Humidity in Thusis

This chart illustrates the average monthly humidity levels in Thusis, 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 Thusis 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Thusis

In January, Thusis, Switzerland, experiences a low UV Index of 2, allowing residents and visitors to enjoy the winter landscape with minimal sunburn risk—a safe burn time of 45 minutes is recommended. As the year progresses into February, the UV Index jumps to 4, indicating a moderate exposure category, where individuals should be more cautious with a burn time decreasing to 30 minutes. This upward trend continues through the spring months, with March reaching a high Index of 7 and April soaring to a very high 8. As summer arrives, the UV levels peak, maintaining a staggering 10 from June through July, where potential burn time plummets to just 15 minutes. Following the summer peak, August slightly drops to 9, but staying vigilant is still crucial. The UV Index then gradually recedes in the fall, ultimately landing back at a low 2 in December, mirroring January's safer levels. Overall, the seasonal fluctuations in UV intensity emphasize the importance of sun safety throughout the year, particularly in the vibrant spring and summer months. For more details on UV exposure in Thusis, visit Thusis UV Index.

Maximum UV Index Levels in Thusis for January

The chart shows the monthly maximum UV Index (UVI) for Thusis 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 Thusis typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24789101097532
Data source: Thusis 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 Thusis

In January, Thusis, Switzerland, welcomes 173 hours of sunshine, marking the beginning of a gradual upward trend that continues through the winter and into spring. As February unfolds, the sunshine increases significantly to 235 hours, hinting at the promise of longer days ahead. By March, the sun shines even brighter with 309 hours, laying the groundwork for a vibrant spring. The months that follow reveal a compelling transition, as April and May boast 348 and 361 hours, respectively, reaching a peak in early summer. This sunny crescendo continues into July with 408 hours, showcasing Thusis as a haven for sun-seekers. However, the warmth begins to wane in August, dropping to 368 hours, signifying the approaching autumn. The yearly arc gradually descends, with sunshine hours tapering off to 194 in December, closing the calendar year on a reflective note, while hinting at a vibrant return by the next January.

Monthly Sunshine Duration in Thusis: January Highlighted

The January sunshine duration represents the total number of hours Thusis 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.
JanFebMarAprMayJunJulAugSepOctNovDec173h235h309h348h361h386h408h368h309h278h212h194h
Data source: Thusis January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Thusis During January

In January, Thusis, Switzerland, has a modest 22% chance of sunny weather, making it one of the cloudier months of the year. As winter progresses into February, the likelihood of sunny days nearly doubles to 42%, a promising sign that spring is on the horizon. Interestingly, the sunniest months tend to transition through March and April, with percentages hovering around 41% and 37%, respectively. However, as warmer weather approaches in late spring and summer, the chances of sun dip slightly, fluctuating between 30% and 34% from May through July. This overall trend suggests that while January may not be a prime time for sun-seekers, the climate in Thusis soon shifts, offering brighter and more cheerful days as the year unfolds.

Percentage of Sunny Days in January in Thusis

The chart illustrates the percentage of sunny days in Thusis 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 Thusis experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%42%42%38%30%34%30%31%36%36%33%39%
Data source: Thusis January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Thusis in January

In Thusis, Switzerland, January ushers in the year with 9 hours of daylight, setting a stark contrast to the gradually lengthening days that follow. As winter gives way to spring, daylight duration steadily increases, reaching 10 hours in February and 11 hours in March. By April, residents delight in 13 hours of sunlight, heralding the vibrant blooms of spring. This trend escalates further into 15 hours during the peak of summer from May to July, allowing ample time for outdoor adventures and soaking up the sun. As August rolls in, the daylight begins to wane slightly at 14 hours, signaling the transition toward autumn. By October, daylight dims to 10 hours, followed by a return to 9 hours in November and a drab 8 hours by December, as Thusis prepares to embrace the winter months again. This cyclical pattern of increasing and decreasing daylight not only signifies the changing seasons but also enriches the quality of life in this picturesque Swiss town.

Average Daylight Hours in Thusis for January

The chart illustrates the variation in daylight duration in Thusis throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 1m10h 18m11h 56m13h 36m15h 1m15h 45m15h 22m14h 6m12h 30m10h 50m9h 22m8h 36m
Data source: Thusis daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Thusis

In Thusis, Switzerland, January sets the stage for a winter characterized by gentle breezes, with an average wind speed of just 1.4 m/s (3 mph). This tranquil wind pattern continues throughout the early months of the year, showing slight fluctuations: February sees a modest increase to 1.6 m/s (4 mph), while March and April revert back to 1.3 m/s and 1.4 m/s, respectively. By mid-year, the wind speed stabilizes around 1.4 m/s, maintaining a consistently mild atmosphere, before slipping to its lowest in August and September at 1.2 m/s. As the year progresses into autumn and winter again, the winds are back up to 1.4 m/s, reaffirming a serene yet persistent breeze that graces Thusis throughout the year. This subtle yet steady rhythm of wind is a hallmark of the region, making it a quintessential feature of the local climate.

Average January Wind Speed in Thusis

The chart displays monthly wind speed patterns in Thusis, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.4 m/s1.61.31.41.51.31.41.21.21.51.41.4
Data source: Thusis January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Thusis Compares to Other Months

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

January and February present a fascinating contrast in weather conditions. January features a more frigid climate, with temperatures averaging around -8°C (18°F) and reaching a minimum of -28°C (-19°F). In contrast, February sees a slight warming trend, with average temperatures rising to -4°C (25°F) and a maximum of 10°C (50°F). Additionally, January experiences more precipitation with 92 mm (3.6 in) occurring over 11 days, while February brings 66 mm (2.6 in) of precipitation across 12 days. Humidity levels are also slightly lower in February at 89%, compared to 92% in January. For more detailed information, you can check Thusis weather in February.

In January, the weather is notably colder, with average temperatures reaching a low of -8°C (18°F) and highs of only 6°C (43°F), while March experiences milder conditions with an average of -2°C (29°F) and maximum temperatures climbing to 12°C (54°F). Surprisingly, both months see similar precipitation levels, with January receiving 92 mm (3.6 in) over 11 days and March slightly higher at 95 mm (3.7 in) over 16 days. Additionally, humidity is slightly higher in January at 92%, compared to 87% in March. For more detailed insights on March weather, check out Thusis weather in March.

In January, the weather is characterized by frigid temperatures, with lows plunging to -28°C (-19°F) and an average of -8°C (18°F), while highs barely reach 6°C (43°F). The month experiences significant precipitation of 92 mm (3.6 in) over 11 days, accompanied by high humidity levels of 92%. In contrast, April brings a noticeable warming trend, with minimum temperatures around -23°C (-9°F) and an average of 2°C (36°F), peaking at a more pleasant 16°C (61°F). Precipitation remains similar to January at 93 mm (3.7 in), although it occurs over 14 days, and humidity drops to 84%. For more detailed insights on the weather during this month, check out Thusis weather in April.

January and May present a striking contrast in weather conditions. In January, temperatures plummet, with a minimum of -28°C (-19°F) and an average of -8°C (18°F), while precipitation occurs on approximately 11 days, with 92 mm (3.6 in) in total and a high humidity of 92%. In contrast, May showcases a significant warming trend, where temperatures range from a minimum of -11°C (13°F) to a pleasant average of 6°C (43°F) and a maximum reaching 22°C (71°F). Although May experiences more precipitation at 157 mm (6.2 in) over 22 days, humidity dips to 80%. The shift from the deep chill of January to the mild spring of May is noticeable, making May a more inviting time for outdoor activities. For more detailed information on May’s weather, visit Thusis weather in May.

January weather is typically harsh and frigid, with temperatures ranging from a chilling -28°C (-19°F) to a maximum of just 6°C (43°F), while the average temperature hovers around -8°C (18°F). This month sees substantial precipitation, accumulating to 92 mm (3.6 in) over 11 days, alongside a high humidity level of 92%, contributing to the biting cold. In contrast, June brings a dramatic shift, with temperatures that can dip to -2°C (29°F) at night but can rise significantly to a comfortable maximum of 27°C (81°F), averaging 11°C (53°F) overall. Although June experiences more rainfall, totaling 148 mm (5.8 in) over 19 days, the humidity decreases to 82%, making the warmer weather feel more pleasant. For more detailed insights, check Thusis weather in June.

The weather in January contrasts sharply with that of July. In January, temperatures can plunge to a chilling minimum of -28°C (-19°F), with an average of -8°C (18°F) and a maximum of only 6°C (43°F). This month experiences substantial precipitation, totaling 92 mm (3.6 in) over 11 days and high humidity at 92%. In comparison, July brings much milder and more pleasant conditions, featuring minimum temperatures around 3°C (37°F), an average of 12°C (54°F), and a maximum reaching up to 26°C (79°F). Precipitation in July is higher at 148 mm (5.8 in) spread across 20 days, albeit with slightly lower humidity at 83%. For more details, check out Thusis weather in July.

January and August present a striking contrast in weather conditions. January experiences frigid temperatures, with a minimum of -28°C (-19°F) and an average of -8°C (18°F), while August boasts milder temperatures, ranging from a minimum of 0°C (33°F) to a comfortable maximum of 24°C (76°F). Precipitation is more frequent in August, with 201 mm (7.9 in) recorded over 19 days compared to January's 92 mm (3.6 in) over 11 days. Humidity also differs, with January at a high 92% compared to August's 80%. For more detailed insights into August weather, visit Thusis weather in August.

January and September present stark contrasts in weather conditions. In January, temperatures plunge to a minimum of -28°C (-19°F) and average around -8°C (18°F), with a maximum of 6°C (43°F). The month is characterized by high humidity at 92% and a total precipitation of 92 mm (3.6 in) over 11 days. In contrast, September shows a milder climate, with temperatures ranging from a minimum of -10°C (15°F) to a comfortable average of 8°C (47°F), reaching a maximum of 21°C (70°F). Despite having more precipitation at 136 mm (5.3 in) over 15 days, September maintains a lower humidity level of 83%. For more insights into September weather patterns, you can check Thusis weather in September.

January and October present strikingly different weather conditions. In January, temperatures can plummet to a minimum of -28°C (-19°F), with an average of -8°C (18°F) and a maximum of only 6°C (43°F). Additionally, the month experiences high humidity at 92% and receives about 92 mm (3.6 in) of precipitation over 11 days. In contrast, October sees milder weather with a minimum temperature of -8°C (17°F), an average of 4°C (40°F), and a comfortable maximum of 17°C (62°F). The month is slightly wetter, with 142 mm (5.6 in) of precipitation across 12 days and a humidity level of 90%. For a closer look at the October weather, you can visit Thusis weather in October.

January and November present significantly different weather conditions. In January, temperatures can plummet as low as -28°C (-19°F), with an average of -8°C (18°F) and a maximum reaching just 6°C (43°F). The month is characterized by high humidity at 92% and receives around 92 mm (3.6 in) of precipitation over 11 days. In contrast, November experiences milder temperatures, ranging from a minimum of -19°C (-2°F) to a maximum of 13°C (56°F), with an average of -2°C (29°F). Precipitation is slightly higher at 104 mm (4.1 in), occurring over 13 days, while humidity remains lower at 88%. For more detailed insights, you can check Thusis weather in November.

When comparing the weather in January and December, January tends to be slightly colder, with an average temperature of -8°C (18°F) compared to December's -6°C (21°F). While both months experience maximum temperatures around 6°C (43°F), January's minimum plummets to -28°C (-19°F), just a notch below December's -26°C (-15°F). Precipitation is notably higher in December, with 130 mm (5.1 in) over 17 days, as opposed to January's 92 mm (3.6 in) on 11 days, resulting in a somewhat drier January. Humidity levels are relatively high in both months, but January is slightly more humid at 92%, compared to December's 90%. For more details, check out Thusis weather in December.

Compare Thusis's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Thusis

January in Thusis presents a stark contrast to the milder months of the year, characterized by its biting cold and significant humidity. As temperatures plunge to an average low of -8°C with peaks around 6°C, residents and visitors alike experience a chilling atmosphere that defines this winter month. The frequent precipitation, amounting to 92 mm over 11 days, contributes to a landscape blanketed in snow, creating a picturesque yet frigid setting. This transitional period showcases winter's full force, encouraging cozy indoor activities and winter sports while reminding all of nature's resilience. For a deeper understanding of the region's climate, explore Thusis Climate.