January Weather in Grosseto, Italy

Last updated: March 24, 2025

January in Grosseto, Italy brings a blend of cooler temperatures and occasional rain, setting a unique atmospheric scene. With maximums reaching 17°C (63°F) and an average of 9°C (49°F), visitors can expect brisk days that are well-suited for exploring the charming city. The month sees a minimum temperature dipping to 0°C (31°F), while precipitation totals around 51 mm (2.0 in) over approximately 6 rainy days, contributing to the lush winter landscape. High humidity levels at 84% create a refreshing but chilly ambiance, perfect for enjoying hearty Italian cuisine and cozy indoor activities.

January Temperature in Grosseto

In Grosseto, Italy, January marks the chilly onset of the year, with temperatures ranging from a minimum of 0°C (31°F) to a comfortable maximum of 17°C (63°F). The average temperature during this month settles around 9°C (49°F), offering a refreshing climate that contrasts with the warmer months to follow. As January rolls into February, a slight dip is observed, with temperatures occasionally plunging to -2°C (29°F), but the average creeps up to 11°C (51°F). This gradual warming trend continues through March, where the average reaches 12°C (53°F), hinting at the approach of spring. With each passing month, temperatures rise, showcasing the region's transition from winter's chill to the balmy warmth of summer, peaking in July and August with averages soaring to 25°C (78°F) and 26°C (79°F) respectively. Thus, January serves as a pivotal month, bridging the cold of winter and the vibrancy of subsequent seasons, setting the stage for the delightful Mediterranean climate that Grosseto is renowned for.

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

The chart illustrates January temperature patterns in Grosseto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec495153586473787973655852
Data source: Temperature data for Grosseto 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 Grosseto

In January, Grosseto, Italy experiences a moderate precipitation level of 51 mm (2.0 in), spread across 6 days. This sets the stage for a wetter winter, with precipitation gradually increasing in the following months, peaking in November with a significant 160 mm (6.3 in) over 15 days. Interestingly, while February slightly increases to 56 mm (2.2 in), the month of June marks a stark contrast, featuring a drop to only 17 mm (0.7 in) across 3 days, indicating a notable dry spell in the summer. As the year progresses, precipitation levels exhibit a rollercoaster pattern, with autumn months like October and November contributing to a pronounced increase, underscoring a shift from the milder rains of winter to the heavier downpours typical of the transition into fall. Overall, January serves as a precursor to the more variable and intense precipitation patterns experienced later in the year.

January Precipitation Trends in Grosseto

The chart displays monthly precipitation patterns in Grosseto, 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.
JanFebMarAprMayJunJulAugSepOctNovDec51565256571722136688160103
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Grosseto

In Grosseto, Italy, January welcomes the year with a high humidity level of 84%, setting the tone for a damp winter. This month, along with November, experiences the peak humidity, creating a cool and often overcast atmosphere. As winter yields to spring, humidity begins a gradual decline, dropping to 76% in February and further to 68% by March. However, this trend does not hold for long, as humidity experiences a modest rise in April and May, stabilizing around the 70% mark. The summer months bring relief with significantly lower levels, reaching a comfortable 57% in July and 55% in August, ideal for those who enjoy drier climates. As autumn arrives, humidity levels increase again, with October at 79%, before falling back to 84% in November and remaining steady through December. Overall, Grosseto's humidity showcases a distinct seasonal rhythm, from winter dampness to summer dryness, embodying the region's Mediterranean character.

January Average Humidity in Grosseto

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

In Grosseto, Italy, January brings a low UV Index of 2, indicating minimal risk of harm from unprotected sun exposure, with a comfortable burn time of 45 minutes. As winter transitions to spring, the UV Index gradually rises, reaching moderate levels by February and March. By April, however, the sun's intensity increases significantly, pushing the UV Index to a high 7. This upward trend continues into the summer months, where the Index peaks at an intense 10 in June and remains very high through July and August, emphasizing the need for sun protection. As autumn approaches, the UV Index begins to decline, settling back to moderate levels in October and November before returning to its mild January state. This seasonal pattern highlights the importance of being mindful of sun exposure, especially during the sunnier months. For more details, visit Grosseto UV Index.

Maximum UV Index Levels in Grosseto for January

The chart shows the monthly maximum UV Index (UVI) for Grosseto 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.
JanFebMarAprMayJunJulAugSepOctNovDec2457810997532
Data source: Grosseto 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 Grosseto

In Grosseto, Italy, January welcomes about 200 hours of sunshine, setting the stage for a gradual increase as winter transitions into spring. By February, daylight grows to 258 hours, hinting at the vibrancy to come. As the months unfold, sunshine peaks in the summer, with July basking in a generous 433 hours, making it the sunniest month of the year. However, the warmth begins to fade with August's 403 hours, and the daylight starts to diminish again in fall, culminating in 237 hours in December. This noticeable trend underscores Grosseto's Mediterranean charm, where sunshine ebbs and flows, creating a delightful tapestry of light throughout the year.

Monthly Sunshine Duration in Grosseto: January Highlighted

The January sunshine duration represents the total number of hours Grosseto 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.
JanFebMarAprMayJunJulAugSepOctNovDec200h258h327h355h401h419h433h403h341h314h247h237h
Data source: Grosseto January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Grosseto During January

In January, Grosseto, Italy, embraces the winter season with a 38% chance of sunny weather, setting the stage for crisp, clear days amidst the cooler temperatures. While this percentage marks one of the lower probabilities for sunshine throughout the year, it hints at a gradual upward trend as the months progress. February experiences a notable increase to 54%, and by March, the likelihood of sunshine climbs to 65%, paving the way for brighter days as spring approaches. This pattern continues into the warmer months, where sunshine becomes increasingly prevalent, peaking in the summer. Therefore, while January may not be the sunniest month, it lays the groundwork for the delightful weather that follows in Grosseto's annual cycle.

Percentage of Sunny Days in January in Grosseto

The chart illustrates the percentage of sunny days in Grosseto 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 Grosseto experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%54%65%51%49%59%69%73%60%48%36%49%
Data source: Grosseto January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Grosseto in January

In Grosseto, Italy, January marks the beginning of the year with 9 hours of daylight, setting a serene yet dim tone as winter holds sway. As the month transitions to February, the daylight slowly increases to 10 hours, hinting at the approaching spring. This gradual ascent continues, with March bringing 11 hours and April showcasing a notable leap to 13 hours. By May, the days stretch to 14 hours, allowing residents to fully embrace the vibrant outdoor scenes. June peaks at 15 hours of daylight, creating a lively atmosphere perfect for summer festivities. However, as July rolls in, daylight slightly recedes to 14 hours, followed by a decline in August and September, which feature 13 and 12 hours, respectively. October and November mirror January's brief duration with 10 and 9 hours, as the shadows grow longer, eventually ushering in December, which again settles at 9 hours. This cyclical pattern not only embodies the essence of seasonal change but also enriches the experience of living in this picturesque Italian locale.

Average Daylight Hours in Grosseto for January

The chart illustrates the variation in daylight duration in Grosseto 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: Grosseto daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Grosseto

In Grosseto, Italy, the breezy charm of January sets the tone for the year, featuring an average wind speed of 4.6 m/s (10 mph)—the highest of the winter months. As the season transitions into February, the winds soften slightly, dropping to 3.8 m/s (9 mph), and continue to wane through March at 3.3 m/s (7 mph). This trend of diminishing breeze is interrupted in October and November, where winds pick up again, reaching 4.1 m/s (9 mph) and 4.3 m/s (10 mph) respectively, creating a delightful gusty prelude to the colder months. By the time summer arrives, particularly in June, the winds have mellowed to their calmest, averaging just 2.4 m/s (5 mph), before gradually increasing in late summer and early autumn. This cyclical pattern illustrates not only the refreshing wind dynamics of Grosseto but also the subtle shifts that accompany seasonal changes.

Average January Wind Speed in Grosseto

The chart displays monthly wind speed patterns in Grosseto, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.6 m/s3.83.33.63.42.43.52.82.94.14.33.6
Data source: Grosseto January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Grosseto Compares to Other Months

The weather in Grosseto 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 Grosseto and find detailed weather information for every month.

In January, temperatures range from a chilly minimum of 0°C (31°F) to a mild maximum of 17°C (63°F), with an average of 9°C (49°F). The month sees about 51 mm (2.0 in) of precipitation over roughly 6 days, accompanied by a relatively high humidity of 84%.

In contrast, February experiences slightly cooler nights with a minimum of -2°C (29°F) but also delivers a warmer average temperature of 11°C (51°F) and a maximum reaching 18°C (66°F). Precipitation increases to 56 mm (2.2 in), spread over approximately 8 days, and the humidity decreases to a more comfortable 76%. For those interested in more specific conditions, detailed information can be found here: Grosseto weather in February.

In January, the weather in Grosseto experiences cooler temperatures, with a minimum of 0°C (31°F) and an average of 9°C (49°F), peaking at a maximum of 17°C (63°F). The month sees about 51 mm (2.0 in) of precipitation over 6 days and maintains a high humidity level of 84%. In contrast, March offers noticeably warmer conditions, with a minimum of -1°C (30°F), an average of 12°C (53°F), and a maximum reaching 22°C (72°F). Precipitation is slightly higher at 52 mm (2.0 in) over 7 days, but humidity drops to 68%. For more detailed information about the weather in March, you can check Grosseto weather in March.

January weather in Grosseto is characterized by cooler temperatures, with a minimum of 0°C (31°F) and an average of 9°C (49°F), peaking at a maximum of 17°C (63°F). The month sees around 51 mm (2.0 in) of precipitation spread over approximately 6 days, accompanied by high humidity levels of 84%. In contrast, April brings milder and more pleasant weather, with temperatures ranging from a minimum of 5°C (41°F) to an average of 14°C (58°F) and maximums reaching 24°C (75°F). Although April experiences slightly higher precipitation at 56 mm (2.2 in) over 7 days, the humidity drops to a more comfortable 70%. For more detailed insights into the weather during this month, check out Grosseto weather in April.

When comparing the weather between January and May, notable differences emerge. In January, temperatures range from a chilly minimum of 0°C (31°F) to a mild maximum of 17°C (63°F), with an average of 9°C (49°F). The month experiences about 51 mm (2.0 in) of precipitation over 6 days, accompanied by a high humidity level of 84%. In stark contrast, May offers much warmer conditions, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 29°C (85°F), and an average temperature of 18°C (65°F). Precipitation in May slightly increases to 57 mm (2.2 in) over 10 days, but humidity levels drop to a more comfortable 69%. For a detailed overview of the weather in May, you can refer to Grosseto weather in May.

In January, Grosseto experiences cooler temperatures, with minimums around 0°C (31°F) and an average of 9°C (49°F), peaking at 17°C (63°F). The month is relatively wet, receiving 51 mm (2.0 in) of precipitation over about six days, coupled with high humidity at 84%. In contrast, June brings significantly warmer weather, with minimum temperatures starting at 14°C (58°F) and averages reaching 23°C (73°F), while maximums soar to 33°C (92°F). The precipitation in June drops to only 17 mm (0.7 in) over three days, and the humidity decreases to a more comfortable 62%. For more information, you can check Grosseto weather in June.

January and July present stark contrasts in weather. In January, temperatures range from a chilly 0°C (31°F) at their lowest to a mild 17°C (63°F) at their peak, with an average of 9°C (49°F). The month also brings about 51 mm (2.0 in) of precipitation over six days, accompanied by high humidity levels at 84%. In contrast, July boasts much warmer temperatures, with a minimum of 18°C (65°F), an average of 25°C (78°F), and a maximum of 33°C (92°F). Precipitation drops significantly to just 22 mm (0.9 in) over three days, and humidity decreases to a more comfortable 57%. For more details on the summer climate, you can explore Grosseto weather in July.

In January, the weather in Grosseto is quite cool, with temperatures ranging from a minimum of 0°C (31°F) to a maximum of 17°C (63°F), and an average of 9°C (49°F). The month sees a fair amount of rainfall, averaging 51 mm (2.0 in) over approximately 6 days, coupled with high humidity at 84%. In stark contrast, August offers a warm and pleasant climate, where temperatures typically range from a minimum of 18°C (64°F) to a maximum of 34°C (94°F), with an average of 26°C (79°F). Precipitation is significantly lower, averaging just 13 mm (0.5 in) over 3 days, and humidity drops to a comfortable 55%. For more detailed information, you can check Grosseto weather in August.

January and September showcase strikingly different weather patterns. January, characterized by its cooler temperatures, sees a minimum of 0°C (31°F) and an average of 9°C (49°F), peaking at 17°C (63°F). The month also experiences higher humidity at 84% and approximately 51 mm (2.0 in) of precipitation over 6 days. In contrast, September enjoys milder and warmer conditions, with a minimum temperature of 13°C (56°F), an average of 23°C (73°F), and a maximum of 31°C (88°F). While it has a slightly higher precipitation of 66 mm (2.6 in) over 8 days, humidity remains lower at 66%. For more details on weather specifics, check out Grosseto weather in September.

January and October exhibit distinctly different weather patterns. January tends to be cooler, with a minimum temperature around 0°C (31°F) and an average of 9°C (49°F), while October enjoys milder conditions, featuring a minimum of 11°C (53°F) and an average of 18°C (65°F). Precipitation is higher in October, totaling 88 mm (3.5 in) over about 9 days, compared to January's 51 mm (2.0 in) across 6 days. Additionally, while the humidity in January is relatively high at 84%, October's humidity is slightly lower at 79%. For more details on October weather in Grosseto, visit Grosseto weather in October.

In January, the weather tends to be cooler, with temperatures ranging from a minimum of 0°C (31°F) to a maximum of 17°C (63°F), resulting in an average of 9°C (49°F). The month experiences around 51 mm (2.0 in) of precipitation over about 6 days, maintaining a high humidity level of 84%. In contrast, November offers milder temperatures, with a minimum of 5°C (41°F) and a more comfortable maximum of 21°C (70°F), averaging 14°C (58°F). However, November is significantly wetter, receiving approximately 160 mm (6.3 in) of rain over 15 days, while humidity remains constant at 84%. For more details on November's weather, you can visit Grosseto weather in November.

In January, the weather is cooler than in December, with temperatures ranging from a minimum of 0°C (31°F) to a maximum of 17°C (63°F) and an average of 9°C (49°F). January sees relatively lighter precipitation at 51 mm (2.0 in) across 6 days, accompanied by a slightly higher humidity level of 84%. In contrast, December features milder conditions, with temperatures from 4°C (39°F) to 18°C (64°F) and an average of 11°C (52°F). However, it experiences significantly more rainfall, totaling 103 mm (4.1 in) over 11 days. For a more detailed comparison, you can check Grosseto weather in December.

Compare Grosseto's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Grosseto

In January, Grosseto experiences a unique climatic profile, setting it apart from the milder and sunnier months that follow. With temperatures dipping to a chilly minimum of 0°C, the month can feel distinctly colder, contrasting sharply with the warm peaks of summer. The relatively high humidity of 84% coupled with 51 mm of rainfall over about six days contributes to a damp atmosphere, often making it feel even colder. Unlike the more vibrant and dry months ahead, January invites a quiet stillness, perfect for cozy indoor activities or enjoying the peaceful charm of winter in Tuscany. For a deeper understanding of how these conditions fit into the broader seasonal trends, visit Grosseto Climate.