January Weather in Bellinzona, Switzerland

Last updated: August 27, 2025

January in Bellinzona, Switzerland showcases a chilly landscape marked by a maximum temperature of 9°C (49°F) and an average low plummeting to -16°C (3°F). This month experiences considerable humidity, averaging at a robust 92%, while precipitation reaches 58 mm (2.3 in) over 9 days, adding a touch of winter magic to the picturesque scenery. Visitors can expect a mix of cold air and occasional snow, making it a unique time to explore this enchanting Swiss city.

January Temperature in Bellinzona

In January, Bellinzona, Switzerland, welcomes the year with a chill that can see temperatures dip to a brisk -16°C (3°F) at night, while days tend to hover around a frosty average of -1°C (30°F). The month's maximum can reach a more bearable 9°C (49°F), hinting at the gradual approach of warmth as winter unfolds. This trend continues into February with a slight uptick in both average temperatures and maximum highs, reaching up to 17°C (64°F) by the end of the month. As we progress into March, mornings may still flirt with freezing at -17°C (2°F), but the overall warmth begins to manifest, reflected in the temperatures that can soar to 18°C (65°F) by month’s end. This gradual transition sets the stage for the blossoming spring, where even April brings about milder days with averages climbing to 7°C (46°F), showing that the mountainous climate is poised for a swift transformation. With this progression, Bellinzona's January is a crisp reminder of winter's grasp, but signals the promise of a gentle spring just around the corner.

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

The chart illustrates January temperature patterns in Bellinzona, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bellinzona, 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).
JanFebMarAprMayJunJulAugSepOctNovDec303437455261636356483831
Data source: Temperature data for Bellinzona 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 Bellinzona

In January, Bellinzona, Switzerland, receives an average precipitation of 58 mm (2.3 in) over the course of about 9 days, marking the onset of the year with a relatively mild but noticeable wetness. This trend of moderate precipitation continues into February, with just a slight decrease to 54 mm (2.1 in) and 10 rainy days. As winter transitions to spring, the rainfall begins to accumulate, culminating in a significant increase by March, where precipitation leaps to 93 mm (3.7 in) across 11 days. This pattern reveals a steady rise in precipitation as the months progress, leading to wetter spring months, with April seeing a notable uptick to 121 mm (4.8 in). Overall, January serves as a gentle precursor to the more abundant rainfall that characterizes the following months, establishing a seasonal rhythm in Bellinzona's climate.

January Precipitation Trends in Bellinzona

The chart displays monthly precipitation patterns in Bellinzona, 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 Bellinzona, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec585493121165148125160126185149111
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Bellinzona

In January, Bellinzona experiences a peak in humidity at a remarkable 92%, setting the stage for a winter characterized by dampness and chill. This high humidity gradually decreases through the months, with February and March seeing slight declines to 89% and 87%, respectively. As spring approaches, the air becomes drier, reaching 84% in April and 80% by May. Interestingly, the trend reverses slightly in the summer, with humidity levels hovering between 80% and 83% from June to August. However, as autumn sets in, humidity rises again, hitting 90% in October and tapering off to 88% in November before stabilizing at 90% in December. This cyclic pattern highlights the region's consistent moisture, influencing the local climate throughout the year.

January Average Humidity in Bellinzona

This chart illustrates the average monthly humidity levels in Bellinzona, 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 Bellinzona 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 Bellinzona

In January, Bellinzona experiences a low UV Index of 2, allowing for relatively safe outdoor activities with a burn time of 45 minutes. However, as the month unfolds, a noticeable upward trend begins with February's UV Index rising to 4, indicating a moderate exposure category and a reduced burn time of 30 minutes. This upward trajectory continues into March, when the UV Index reaches 6, signaling high exposure and just 25 minutes before burning occurs. The intensity peaks in the summer months, with very high UV readings of 10 recorded in both June and July, where a mere 15 minutes can lead to skin damage. As autumn approaches, the UV Index gradually declines, dropping to 3 in November and concluding the year with another low reading of 2 in December. For more detailed information on UV exposure throughout the year, visit Bellinzona UV Index.

Maximum UV Index Levels in Bellinzona for January

The chart shows the monthly maximum UV Index (UVI) for Bellinzona 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 Bellinzona typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689101097532
Data source: Bellinzona 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 Bellinzona

January in Bellinzona, Switzerland, greets residents and visitors with 174 hours of sunshine, setting the stage for a gradual transition into spring. As the months progress, the sunlight begins to surge, culminating in a vibrant 404 hours in July. This upward trend is notable, with each succeeding month from February's 225 hours to May's 350 hours fostering a sense of warmth and outdoor activity. The sun continues to shine brightly through the summer, before a gentle decline begins in August, resulting in 362 hours. By the time autumn arrives, sunshine hours begin to taper off, with October offering 265 hours before winter settles in. This cyclical dance of sunlight not only enhances Bellinzona's stunning landscapes but also enriches the cultural and recreational experiences throughout the year.

Monthly Sunshine Duration in Bellinzona: January Highlighted

The January sunshine duration represents the total number of hours Bellinzona 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.
JanFebMarAprMayJunJulAugSepOctNovDec174h225h301h330h350h379h404h362h302h265h194h193h
Data source: Bellinzona January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bellinzona During January

In Bellinzona, Switzerland, January heralds the year with a 33% chance of sunny weather, marking it as one of the quieter months for sunshine. Following January, there is a noticeable upward trend, with February increasing to 42% and March enjoying 59% of sunny days, suggesting that as winter fades, the likelihood of clear skies rises significantly. Interestingly, while April brings a slight dip to 46%, it is followed by May and June, which maintain a stable level around 35-38%, hinting at a variable yet promising pattern as spring transitions to summer. Overall, while January may not boast high sun-soaked days, the progression through the months indicates a brightening climate ahead, inviting anticipation for longer daylight and warmer weather.

Percentage of Sunny Days in January in Bellinzona

The chart illustrates the percentage of sunny days in Bellinzona 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 Bellinzona experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%42%59%46%38%35%38%51%38%43%41%48%
Data source: Bellinzona January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bellinzona in January

In January, Bellinzona, Switzerland experiences about 9 hours of daylight, marking the start of the year with shorter days. As the winter fades, February offers a slight increase to 10 hours, hinting at the coming spring. By March, daylight extends to 11 hours, and the trend continues upwards, reaching 13 hours in April and peaking at 15 hours during the summer months of June and July. As summer transitions to autumn, daylight gradually diminishes, with August retaining 14 hours, but by September it drops to 12 hours. The rhythm of the seasons is reflected as days shorten again, closing the year with 10 hours in October, and finally tapering off to 8 hours in December. This captivating cycle not only highlights the beauty of change but also illustrates how Bellinzona awakens with longer nights and relishes in the vibrancy of summer's daylight.

Average Daylight Hours in Bellinzona for January

The chart illustrates the variation in daylight duration in Bellinzona throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 4m10h 20m11h 56m13h 34m14h 59m15h 41m15h 19m14h 4m12h 29m10h 52m9h 25m8h 40m
Data source: Bellinzona daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Bellinzona

In January, Bellinzona experiences its most brisk wind of the year, with an average speed of 1.6 m/s (4 mph), setting the stage for a chill in the air that invites cozy indoor gatherings. As the months progress into February and March, the winds begin to taper off, with February recording an even gentler 1.1 m/s (3 mph) before nudging back up slightly in March to 1.4 m/s (3 mph). This trend continues into the spring months, where wind speeds remain consistently low, hovering around 1.3 m/s (3 mph) from April through May. As summer rolls in, the winds become even more languid, maintaining a steady yet soft 1.2 m/s (3 mph) from June through August, creating a perfect backdrop for leisurely outdoor activities. A slight uptick in wind velocity is noted in November, reaching 1.4 m/s (3 mph), before December brings a refreshing breeze back to the area, peaking at 1.9 m/s (4 mph). Overall, the wind patterns in Bellinzona reflect a tranquil and mellow pace, encouraging a relaxed pace of life throughout the year.

Average January Wind Speed in Bellinzona

The chart displays monthly wind speed patterns in Bellinzona, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.6 m/s1.11.41.31.31.21.21.21.11.21.41.9
Data source: Bellinzona January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Bellinzona Compares to Other Months

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

In January, the weather is typically colder, with temperatures ranging from a minimum of -16°C (3°F) to a maximum of 9°C (49°F) and an average of -1°C (30°F). Precipitation is relatively high, measuring 58 mm (2.3 in) over 9 days, accompanied by a humidity level of 92%. In contrast, February sees a slight increase in temperature, with minimums still at -16°C (3°F) but maximums rising to 17°C (64°F) and an average of 1°C (34°F). Although February has a comparable amount of precipitation at 54 mm (2.1 in) spread over 10 days, the humidity drops slightly to 89%. For more information on February's weather patterns, you can check out Bellinzona weather in February.

In January, temperatures in Bellinzona are quite frigid, with minimums dropping to -16°C (3°F) and an average around -1°C (30°F). The weather is characterized by relatively low precipitation of 58 mm (2.3 in) spread over 9 days, and a high humidity level of 92%. By March, however, the climate begins to shift significantly. While the minimum temperature dips slightly to -17°C (2°F), the average rises to a more pleasant 3°C (38°F), peaking at a comfortable 18°C (65°F). Precipitation sees an increase to 93 mm (3.7 in) across 11 days, with humidity decreasing to 87%. For those seeking detailed insights on March's weather, you can visit Bellinzona weather in March.

January and April in Bellinzona showcase striking contrasts in weather. In January, temperatures can plunge to a minimum of -16°C (3°F) and average around -1°C (30°F), with highs reaching 9°C (49°F). The month is characterized by high humidity at 92% and 58 mm (2.3 in) of precipitation over 9 days. In comparison, April brings a noticeable warming trend, with minimum temperatures of -6°C (22°F) and an average of 7°C (46°F), peaking at 21°C (70°F). However, it also sees an increase in precipitation, totaling 121 mm (4.8 in) over 11 days, although with slightly lower humidity at 84%. For more detailed information on April weather, you can visit Bellinzona weather in April.

January and May present starkly different weather patterns, with January characterized by frigid temperatures and high humidity. The month sees average temperatures hovering around -1°C (30°F), and nighttime lows can plunge to -16°C (3°F). Precipitation is somewhat moderate, with 58 mm over approximately 9 days, and humidity remains high at 92%, contributing to a chilly atmosphere.

In contrast, May brings a significant warming trend, with average temperatures rising to 11°C (52°F) and maximums reaching up to 25°C (78°F). Despite being a wetter month with 165 mm of precipitation across 19 days, the humidity is slightly lower at 80%. This shift not only signifies a break from the cold but also a transition into a more vibrant and lively season. For more details on the weather in May, you can visit Bellinzona weather in May.

The weather in January is characterized by cold temperatures, with a minimum of -16°C (3°F) and an average around -1°C (30°F), while maximum highs reach just 9°C (49°F). Precipitation is relatively low during this month, totaling 58 mm (2.3 in) over about 9 days, and humidity remains quite high at 92%. In contrast, June brings much warmer conditions, with temperatures ranging from a minimum of 5°C (41°F) to a scorching maximum of 34°C (94°F), and an average temperature of 16°C (61°F). However, it also experiences increased precipitation, totaling 148 mm (5.8 in) over approximately 18 days, alongside slightly lower humidity at 82%. This stark difference in weather patterns highlights the transition from the depths of winter to the warmth of summer. For more details, you can check out Bellinzona weather in June.

January and July showcase starkly contrasting weather patterns. In January, temperatures range from a chilly -16°C (3°F) at night to a mild daytime high of 9°C (49°F), with an average temperature of -1°C (30°F). The month experiences 58 mm (2.3 in) of precipitation over about 9 days, accompanied by a high humidity level of 92%. In contrast, July brings a significant warm-up, with minimum temperatures of 7°C (44°F) and maximums reaching 29°C (84°F), averaging 17°C (64°F). Rainfall increases to 125 mm (4.9 in) over 18 days, but the humidity decreases slightly to 83%. For a detailed look at July weather in Bellinzona, check out the following link: Bellinzona weather in July.

In January, the weather is significantly colder, with temperatures ranging from a frigid minimum of -16°C (3°F) to a maximum of 9°C (49°F), averaging around -1°C (30°F). The month sees about 58 mm (2.3 in) of precipitation over approximately 9 days, accompanied by high humidity at 92%. In contrast, August experiences a much milder climate, with temperatures ranging from a minimum of 7°C (45°F) to a comfortable maximum of 29°C (84°F), averaging 17°C (63°F). This month also has a higher total precipitation of 160 mm (6.3 in) spread over about 13 days, but with lower humidity at 80%. For more details on August weather, visit Bellinzona weather in August.

In January, the weather is characterized by frigid temperatures, with a minimum of -16°C (3°F) and an average of -1°C (30°F), peaking at a maximum of 9°C (49°F). This month also sees significant humidity at 92% and experiences approximately 58 mm (2.3 in) of precipitation over 9 days. In contrast, September brings a much milder climate, featuring a minimum temperature of -1°C (30°F) and an average of 13°C (56°F), with highs reaching up to 23°C (75°F). However, it is wetter, receiving 126 mm (4.9 in) of rainfall across 13 days, accompanied by lower humidity at 83%. For more details, you can check Bellinzona weather in September.

In January, temperatures in Bellinzona typically range from a frigid -16°C (3°F) to a mild 9°C (49°F), with an average of -1°C (30°F). The month experiences relatively low precipitation of 58 mm (2.3 in) over about 9 days, coupled with high humidity at 92%. In contrast, October brings a more temperate climate, with temperatures ranging from a chilly -1°C (31°F) to a comfortable 21°C (70°F) and an average of 9°C (48°F). However, it also sees significantly higher precipitation, totaling 185 mm (7.3 in) across 11 days, and humidity slightly lower at 90%. For more details on October weather, you can check Bellinzona weather in October.

In comparing the weather of January and November, January experiences significantly colder temperatures, with a minimum of -16°C (3°F) and an average of -1°C (30°F). In contrast, November sees milder temperatures, ranging from a minimum of -10°C (14°F) to a maximum of 15°C (59°F) with an average of 4°C (39°F). Additionally, November is considerably wetter, receiving 149 mm (5.9 in) of precipitation over 12 days, while January's precipitation is lower at 58 mm (2.3 in) across 9 days. Humidity levels in January are slightly higher at 92%, compared to November's 88%. For more specific details about the weather in November, you can visit Bellinzona weather in November.

January and December in Bellinzona present notable differences in weather patterns. January experiences slightly colder temperatures, with an average of -1°C (30°F) compared to December's average of 0°C (32°F). Precipitation is also less frequent in January, with 58 mm (2.3 in) over 9 days, whereas December sees more rainfall at 111 mm (4.4 in) across 11 days. Despite these differences, both months maintain high humidity levels, with January at 92% and December at 90%. For more detailed information about December weather, visit Bellinzona weather in December.

Compare Bellinzona's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Bellinzona

As January sets in, Bellinzona transforms into a winter wonderland, marked by colder temperatures that dip far below what you'll experience in other months. With an average chill lingering around -1°C, the city often experiences its lowest minimum temperatures of the year, occasionally plunging to -16°C. This month also brings with it a higher degree of humidity, reaching an impressive 92%, and about nine days of precipitation, contributing to the wintery atmosphere. The combination of these factors creates a distinctly crisp and frosty vibe, setting January apart from the milder and more vibrant months ahead. For a deeper dive into what to expect throughout the year, check out Bellinzona Climate.