January Weather in Bolsena, Italy

Last updated: March 24, 2025

In Bolsena, Italy, January brings a blend of chilly temperatures and notable humidity, creating a crisp winter atmosphere. The maximum temperature hovers around 15°C (60°F), while the average settles at a brisk 5°C (41°F) and can dip to a frosty -5°C (23°F) during the nights. With approximately 57 mm (2.2 in) of rainfall spread across 7 days, January showcases the region's winter charm, even as humidity levels remain high at 84%, adding to the cool, damp feel. Visitors can expect a serene, albeit chilly, experience amidst the picturesque landscapes of Bolsena.

January Temperature in Bolsena

In January, Bolsena, Italy experiences a chilly embrace, with temperatures ranging from a minimum of -5°C (23°F) to a comfortable maximum of 15°C (60°F). The average temperature hovers around 5°C (41°F), setting a brisk yet pleasant scene for winter activities. As the month unfolds, the coldest nights dip near -5°C, while daytime warms up to 15°C, revealing a clear trend of daytime warmth contrasting with the frosty nights. This variability fosters an inviting atmosphere for exploring the town's winter charm, as each day brings the potential for sunshine to rejuvenate the soul amid the crisp air. While January is among the colder months, it lays the groundwork for the gradual warming that follows in February and beyond, welcoming the slow but steady transition towards the spring.

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

The chart illustrates January temperature patterns in Bolsena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414548546170757668595144
Data source: Temperature data for Bolsena 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 Bolsena

In Bolsena, Italy, January brings a total of 57 mm (2.2 in) of precipitation over approximately 7 days, marking the beginning of the year with a modest yet consistent rainfall. This sets the stage for the months to come, where precipitation gradually increases, peaking in November with a striking 151 mm (5.9 in). Notably, January's relatively low precipitation amounts give way to a wetter February, leading to an upward trend that continues through the spring. As the year progresses, the number of rainy days also intensifies, particularly in late autumn. This pattern highlights the seasonal shifts experienced in Bolsena, with January serving as a gentle precursor to the increasingly lush and vibrant months ahead.

January Precipitation Trends in Bolsena

The chart displays monthly precipitation patterns in Bolsena, 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.
JanFebMarAprMayJunJulAugSepOctNovDec57737985964845439995151115
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Bolsena

In Bolsena, Italy, January brings notably high humidity levels, typically around 84%, setting the tone for the winter season. As the year progresses into February, humidity experiences a decline to 76%, showcasing a gradual transition towards spring. This downward trend continues into March at 68%, and further eases into April and May, where levels stabilize around the 69-70% mark. As summer approaches, particularly in June and July, humidity dips to 62% and 57%, respectively, offering a refreshing contrast to the previous months. However, with the arrival of autumn in September, humidity begins to rise again, reaching 66% before a noticeable increase in the cooler months of October and November, where levels soar back to 79% and 84%. This cyclical pattern of humidity in Bolsena reflects the region's shifting seasons and contributes to its unique climatic charm.

January Average Humidity in Bolsena

This chart illustrates the average monthly humidity levels in Bolsena, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%76%68%70%69%62%57%55%66%79%84%83%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Bolsena

In January, Bolsena, Italy, experiences a low UV Index of 2, indicating minimal risk for sunburn with a burn time of approximately 45 minutes. As the month transitions to February, the UV Index rises to 4—a sign of increasing sunlight and a moderate exposure category, where your skin may start feeling the effects of sun exposure within 30 minutes. This gradual escalation continues through March, with a slight bump to a 5 on the UV scale, maintaining a moderate classification. However, as spring approaches, the UV Index soars to 7 in April, marking the beginning of high UV exposure and a shortened burn time of just 25 minutes. By May and June, the sun's intensity peaks, hitting a very high index of 9 and 10 respectively, with burn times plummeting to just 15 minutes. The trend continues into July and August, emphasizing the importance of sun protection during these summer months. As autumn sets in, the UV Index gradually decreases to 5 in October and further to 3 by November, before returning to a low index of 2 in December. This cyclical pattern underscores the need for awareness and protection against UV rays, especially as the seasons change. For detailed insights, visit Bolsena UV Index.

Maximum UV Index Levels in Bolsena for January

The chart shows the monthly maximum UV Index (UVI) for Bolsena 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.
JanFebMarAprMayJunJulAugSepOctNovDec24579101097532
Data source: Bolsena 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 Bolsena

In Bolsena, Italy, the January sunshine marks the beginning of a gradual ascent in daylight, with a cozy 190 hours illuminating the winter days. As the calendar flips to February, the sun becomes a more frequent visitor, bringing 241 hours of precious light, signaling the slow transition toward spring. By March, daylight surges to 317 hours, invigorating the landscape for the blossoming season ahead. This upward trajectory continues through the months, reaching a peak in July with an impressive 433 hours of sunshine, perfect for enjoying the vibrant Italian summer. As summer wanes, sunshine hours slowly decline, plummeting to 229 hours by December, but each month still holds a charm, with February's and November's transitions offering a unique beauty of their own. Overall, the trend illustrates the enchanting ebb and flow of sunlight across the seasons, wrapping Bolsena in a warm embrace as year unfolds.

Monthly Sunshine Duration in Bolsena: January Highlighted

The January sunshine duration represents the total number of hours Bolsena 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h241h317h348h393h419h433h401h336h309h242h229h
Data source: Bolsena January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bolsena During January

In Bolsena, Italy, January brings a 31% chance of sunny weather, making it one of the more overcast months of the year. As winter begins to fade, the likelihood of sunshine gradually increases in February and March, reaching 47% and 60% respectively. This upward trend continues into the spring and summer months, peaking in July with a 64% chance of sunshine, showcasing the region's transition from cool, cloudy days to vibrant, sunny weather. While January may not offer the best odds for sunshine, the promise of brighter days is just around the corner, as both temperatures and sunlight steadily improve in the subsequent months.

Percentage of Sunny Days in January in Bolsena

The chart illustrates the percentage of sunny days in Bolsena 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 Bolsena experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%47%60%44%42%59%64%63%53%40%29%42%
Data source: Bolsena January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bolsena in January

In Bolsena, Italy, January ushers in a crisp start to the year with approximately 9 hours of daylight. As the month progresses into February, this fleeting daylight increases to 10 hours, hinting at the approaching spring. March brings a further extension to 11 hours, while April shines brightly with 13 hours, signaling the days are growing longer. The trend continues through May and June, peaking at a delightful 15 hours of daylight during the summer solstice. However, as summer fades, daylight gradually diminishes, with July dropping to 14 hours, followed by a gentle decrease to 12 hours in September. By October, daylight wanes to 10 hours, and the descent leads back to 9 hours in both November and December, closing the year as it began, in the serene stillness of winter. This annual cycle not only reflects the rhythm of nature but also enriches the experience of life in this picturesque Italian town.

Average Daylight Hours in Bolsena for January

The chart illustrates the variation in daylight duration in Bolsena throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 24m10h 31m11h 57m13h 24m14h 39m15h 16m14h 56m13h 50m12h 26m10h 59m9h 43m9h 3m
Data source: Bolsena daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Bolsena

In Bolsena, Italy, January brings a gentle average wind speed of 3.1 m/s (7 mph), setting the tone for a crisp, invigorating start to the year. As the months progress into February, the winds taper slightly to 2.6 m/s (6 mph), marking a trend of decreasing breeziness that continues through the spring. However, by the time October rolls around, the winds pick up once more, echoing January's lively pace, with another mean of 3.1 m/s (7 mph). The late summer and autumn months, with their lighter winds averaging around 2.0 to 2.6 m/s, create a serene atmosphere, perfect for leisurely strolls by the lake. Overall, the winds in Bolsena reflect a beautifully rhythmic ebb and flow throughout the year, bringing both calm and refreshment to this charming Italian town.

Average January Wind Speed in Bolsena

The chart displays monthly wind speed patterns in Bolsena, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.1 m/s2.62.82.72.71.92.62.22.03.12.72.8
Data source: Bolsena January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Bolsena Compares to Other Months

The weather in Bolsena changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Bolsena and find detailed weather information for every month.

In January, temperatures in Bolsena range from a chilly minimum of -5°C (23°F) to a mild maximum of 15°C (60°F), with an average temperature of 5°C (41°F). The month sees around 57 mm (2.2 in) of precipitation over approximately 7 days, with a relatively high humidity level of 84%. In contrast, February experiences slightly colder nights, with a minimum of -7°C (19°F), but the daytime sees an average temperature rise to 7°C (45°F) and a maximum of 18°C (65°F). Precipitation increases to 73 mm (2.9 in) over 8 days, while humidity decreases to 76%. For a more detailed overview, check out Bolsena weather in February.

January and March present a stark contrast in weather conditions. While January sees an average temperature of 5°C (41°F) with a minimum of -5°C (23°F) and a maximum of 15°C (60°F), March experiences slightly warmer temperatures, averaging 9°C (48°F) with lows of -10°C (14°F) and highs reaching 21°C (70°F). Precipitation is more frequent in March, with 10 days of rain totaling 79 mm (3.1 in), compared to January's 57 mm (2.2 in) over 7 days. Additionally, January is notably more humid, with a humidity level of 84%, whereas March's humidity drops to 68%. For a more detailed look at March weather, visit Bolsena weather in March.

January and April present notably different weather conditions. In January, temperatures range from a chilly minimum of -5°C (23°F) to a more moderate maximum of 15°C (60°F), with an average temperature of 5°C (41°F). The month sees around 57 mm (2.2 in) of precipitation over 7 days, and the humidity sits at a high 84%, contributing to a rather damp atmosphere.

Conversely, April warms up significantly with minimum temperatures of -2°C (29°F) and maximums reaching 26°C (78°F), leading to an average of 12°C (54°F). Precipitation increases to 85 mm (3.4 in) and occurs over 10 days, yet the overall humidity drops to 70%, signaling a more pleasant and moderate climate. For a detailed look at weather conditions, see Bolsena weather in April.

In January, the weather is quite chilly, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 15°C (60°F), and an average of only 5°C (41°F). The month experiences significant humidity at 84% and sees about 57 mm (2.2 in) of precipitation over 7 days. In contrast, May brings a much milder and warmer climate, featuring temperatures that range from a minimum of 4°C (40°F) to highs of 31°C (87°F), with an average of 16°C (61°F). Although May has increased precipitation at 96 mm (3.8 in) over 14 days, the humidity drops to a more comfortable 69%. For a detailed look at May weather, you can check Bolsena weather in May.

January weather in Bolsena is characterized by chilly temperatures, with a minimum of -5°C (23°F) and an average of 5°C (41°F), reaching a maximum of 15°C (60°F). The month sees around 57 mm (2.2 in) of precipitation over approximately 7 days, coupled with a high humidity level of 84%. In contrast, June offers a significantly warmer climate, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 35°C (95°F), and an average of 21°C (71°F). Rainfall decreases to 48 mm (1.9 in) over just 5 days, and the humidity drops to 62%. For more details on June weather, you can check Bolsena weather in June.

January and July present starkly contrasting weather conditions. In January, temperatures range from a chilly minimum of -5°C (23°F) to a mild maximum of 15°C (60°F), with an average temperature of only 5°C (41°F). This month also experiences significant humidity at 84%, along with 57 mm (2.2 in) of precipitation over about 7 days. In contrast, July boasts a much warmer climate, with temperatures varying from a minimum of 14°C (57°F) to a soaring maximum of 35°C (95°F), and an average of 24°C (75°F). The summer month is characterized by lower humidity at 57% and less rainfall, totaling 45 mm (1.8 in) across about 6 days. For more information, you can check Bolsena weather in July.

January and August present a stark contrast in weather conditions. In January, temperatures range from a chilly -5°C (23°F) at night to a mild 15°C (60°F) during the day, with an average temperature around 5°C (41°F). The month sees about 57 mm (2.2 in) of precipitation over 7 days, accompanied by high humidity levels at 84%, making it feel quite damp and cold. In contrast, August offers much warmer weather, with temperatures starting at a minimum of 14°C (57°F) and peaking at a scorching maximum of 38°C (100°F), averaging around 25°C (77°F). Precipitation in August is lower at 43 mm (1.7 in) over 8 days, and the humidity drops to a comfortable 55%. For more details on the warm conditions in this month, check out Bolsena weather in August.

January and September present drastically different weather conditions. In January, temperatures typically range from a chilly -5°C (23°F) to a mild 15°C (60°F), with an average of around 5°C (41°F). The month is characterized by high humidity at 84% and about 57 mm (2.2 in) of precipitation occurring over approximately 7 days. In contrast, September enjoys a much warmer climate, with minimum temperatures of 7°C (46°F) and maximums soaring up to 31°C (88°F), averaging around 20°C (68°F). Precipitation increases to 99 mm (3.9 in) over 9 days, but humidity drops to a comfortable 66%. The stark contrast in temperatures and conditions between these two months highlights the transition from winter's chill to the warmth of early autumn. For more specific information about September, you can visit Bolsena weather in September.

January weather is characterized by colder temperatures, with a minimum of -5°C (23°F) and an average of 5°C (41°F), while October enjoys milder conditions with a minimum of 6°C (43°F) and an average of 15°C (59°F). The maximum temperature in January reaches 15°C (60°F), which is significantly lower than October's maximum of 25°C (78°F). Additionally, January experiences 57 mm (2.2 in) of precipitation over 7 days, whereas October sees increased rainfall with 95 mm (3.8 in) over 10 days. Despite October's higher humidity at 79%, it still feels more comfortable than January's damp chill with a humidity of 84%. For more details on October weather, visit Bolsena weather in October.

January and November present contrasting weather characteristics, despite sharing the same humidity level of 84%. In January, temperatures range from a chilly -5°C (23°F) at night to a mild average of 5°C (41°F), peaking at 15°C (60°F) during the day. This month sees relatively low precipitation of 57 mm (2.2 in) over about 7 days. In contrast, November experiences a milder climate, with minimum temperatures at 0°C (32°F) and average highs reaching 11°C (52°F) to 19°C (66°F). However, it also brings significantly more rain, totaling 151 mm (5.9 in) across 16 days. For those interested in the specifics of weather patterns in November, you can find more details here: Bolsena weather in November.

In January, the weather in Bolsena features a slightly colder average temperature, with minimums dropping to -5°C (23°F) compared to December's minimum of -4°C (25°F). Both months share the same maximum temperature of 15°C (60°F), but January tends to have lower average temperatures, sitting at around 5°C (41°F) versus December's 7°C (44°F). Additionally, January experiences significantly less precipitation at 57 mm (2.2 in) over 7 days, compared to December's 115 mm (4.5 in) over 12 days, making January a drier month overall. Humidity levels are quite similar, with January at 84% and December at 83%. For more detailed information on December weather in Bolsena, visit Bolsena weather in December.

Compare Bolsena's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Bolsena

January in Bolsena offers a refreshing contrast to the milder months, with cooler temperatures and a distinct chill in the air. As winter tightens its grip, the average temperatures dip significantly, often compelling visitors to bundle up. The increase in precipitation during this month, with several rainy days, adds a layer of dampness to the landscape, making it ideal for those who appreciate the serene beauty of winter scenery. While humidity levels rise, enveloping the town in a moist embrace, this time of year invites a unique charm that sets January apart from the warmer months. For more detailed insights into Bolsena's weather patterns, visit Bolsena Climate.