January Weather in Sulmona, Italy

Last updated: March 24, 2025

January in Sulmona, Italy is characterized by cool temperatures and frequent precipitation, setting a scene rich in winter ambiance. With maximum temperatures reaching 16°C (61°F) and a biting minimum of -19°C (-3°F), the average hovers around 0°C (33°F), inviting locals and visitors alike to bundle up. This month sees about 97 mm (3.8 in) of rain spread across 12 days, contributing to a high humidity level of 84% that envelops the town. Whether you're exploring the charming streets or enjoying local cuisine, January's chilly embrace adds a unique flavor to the enchanting backdrop of Sulmona.

January Temperature in Sulmona

January in Sulmona, Italy showcases a striking temperature range that sets the stage for a winter wonderland. With a chilling minimum of -19°C (-3°F) and an average hovering around 0°C (33°F), cold weather enthusiasts will find plenty to appreciate. This month experiences a mild peak at 16°C (61°F), hinting at the occasional respite from the winter chill. As the month unfolds, a gradual warming trend can be observed, foreshadowing the shifts in February and March, where temperatures spring up slightly while still retaining that crisp winter edge. Notably, the dramatic lows also highlight the possibility of snow, adding a touch of magic to Sulmona's picturesque landscapes. Overall, January serves as a vibrant prelude to the gradually warming months ahead, inviting both adventure and tranquility.

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

The chart illustrates January temperature patterns in Sulmona, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec333739465463676859514437
Data source: Temperature data for Sulmona 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 Sulmona

In January, Sulmona experiences a noteworthy precipitation level of 97 mm (3.8 in), with rainfall gracing the area on 12 days throughout the month. As winter transitions into spring, this pattern is part of a broader trend where precipitation remains relatively consistent, peaking in late autumn and early winter. February sees a slight dip to 92 mm (3.6 in), and while March climbs to 104 mm (4.1 in), it’s evident that January’s rainfall lays the groundwork for the wetter months ahead. With each passing month, total precipitation tends to rise, leading up to May’s peak of 151 mm (5.9 in), before a gradual decrease sets in during the summer. Overall, January serves as an essential precursor to the wetter, more vibrant spring season in this picturesque Italian region.

January Precipitation Trends in Sulmona

The chart displays monthly precipitation patterns in Sulmona, 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.
JanFebMarAprMayJunJulAugSepOctNovDec97921059915188548094108169116
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Sulmona

In January, Sulmona, Italy, experiences a notable humidity level of 84%, which marks the peak humidity for the year. As winter transitions into spring, February sees a drop to 76%, followed by a gradual decrease to 69% in March. This trend of diminishing humidity continues into the warmer months, stabilizing around the 70% range from April through May. By June, humidity declines further to 61%, with the summer months of July and August showcasing the driest conditions, at 57% and 53%, respectively. As autumn approaches, the humidity begins to rise again, reaching 65% in September and peaking at 81% in November, before returning to the winter high of 84% in December. This cyclical pattern highlights Sulmona's distinctly humid winter months, contrasting with the drier, more temperate summer period.

January Average Humidity in Sulmona

This chart illustrates the average monthly humidity levels in Sulmona, 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%69%70%70%61%57%53%65%75%82%84%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Sulmona

In January, Sulmona experiences a moderate UV Index of 3, requiring about 30 minutes of sun exposure before risking skin damage. As the month transitions to February, the UV Index rises slightly to 4, maintaining the same exposure time. This trend of increasing UV levels continues into the spring, with March reaching a higher 6 and a reduced burn time of 25 minutes. The UV Index spikes dramatically in April and May, peaking at 8 and 9 respectively, indicating very high levels of UV radiation and necessitating cautions for shorter exposure. The summer months see the UV Index soar, with June hitting an extreme 11, followed by a 10 in July and August, where just 15 minutes of unprotected exposure can lead to burns. Following this summer peak, the UV levels start to decline, returning to 6 in October and dropping back to 4 in November. Finally, December offers a reprieve, with a lower UV Index of 2, allowing for safer, longer sun exposure of up to 45 minutes. For a more detailed look at the UV conditions throughout the year, visit Sulmona UV Index.

Maximum UV Index Levels in Sulmona for January

The chart shows the monthly maximum UV Index (UVI) for Sulmona 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.
JanFebMarAprMayJunJulAugSepOctNovDec346891110108642
Data source: Sulmona 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 Sulmona

In Sulmona, Italy, January begins the year with a modest 182 hours of sunshine, gradually illuminating the landscape as winter retreats. As February rolls in, sunshine increases to 241 hours, hinting at the impending warmth of spring. By March, the sun graces the town for 305 hours, fostering nature’s awakening. April steps up with 342 hours, and May bursts forth with an impressive 377 hours, showcasing a vibrant transition into summer. The peak of sunshine arrives in July, with a generous 427 hours, before beginning a gentle decline in August to 396 hours. As autumn approaches, sunny days dwindle to 329 hours in September and continue at 300 hours in October, with November and December wrapping up the year with 222 and 231 hours, respectively. This annual rhythm highlights Sulmona's delightful blend of seasons, where each month contributes uniquely to the region's charm.

Monthly Sunshine Duration in Sulmona: January Highlighted

The January sunshine duration represents the total number of hours Sulmona 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.
JanFebMarAprMayJunJulAugSepOctNovDec182h241h305h342h377h411h427h396h329h300h222h231h
Data source: Sulmona January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sulmona During January

In Sulmona, Italy, the likelihood of enjoying sunny weather in January hovers at a modest 24%, making it one of the cloudier months of the year. As the seasons transition from winter to spring, the chances of sunshine nearly double in February with 48%, and continue to maintain a healthy average of approximately 46% in March. However, as the year progresses, the brightness significantly increases, reaching a peak of 66% in the sun-soaked days of July. This trend illustrates an encouraging shift toward sunnier weather as winter fades, with April and May showing promising prospects at 32% and 45% respectively. Therefore, while January remains relatively overcast, the subsequent months herald the arrival of brighter skies, inviting outdoor adventures in the enchanting landscapes of this historic town.

Percentage of Sunny Days in January in Sulmona

The chart illustrates the percentage of sunny days in Sulmona 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 Sulmona experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%48%46%32%45%53%66%64%45%25%18%32%
Data source: Sulmona January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sulmona in January

In Sulmona, Italy, January marks the beginning of a gradual increase in daylight hours, with 9 hours of daylight as the month kicks off. This trend continues into February, where daylight extends to 10 hours, setting the stage for the longer days of spring. By March, the sunlight increases to 11 hours, and in April, the days grow even longer, embracing 13 hours of daylight. The peak of this radiant expansion occurs in June, boasting 15 hours of sunshine, perfect for enjoying Sulmona's scenic landscapes. As summer fades into August, daylight begins to dwindle again to 13 hours, followed by a gradual decrease through the autumn months. By the time November and December arrive, daylight returns to 9 hours, marking a full circle that highlights the city's seasonal rhythm. This captivating dance of daylight showcases Sulmona’s enchanting ability to illuminate its historical beauty throughout the year.

Average Daylight Hours in Sulmona for January

The chart illustrates the variation in daylight duration in Sulmona throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 30m10h 35m11h 57m13h 22m14h 33m15h 9m14h 50m13h 47m12h 26m11h 2m9h 48m9h 10m
Data source: Sulmona daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Sulmona

In January, Sulmona, Italy experiences a gentle average wind speed of 1.7 m/s (4 mph), providing a refreshing start to the new year. This briskness is reflective of the winter season, where the winds begin to mellow slightly into February, dropping to 1.5 m/s (3 mph). As spring approaches in March and April, the winds remain quite stable at around 1.4 m/s (3 mph), contributing to the town's tranquil atmosphere. Interestingly, May sees a return to the early January speed of 1.7 m/s (4 mph), hinting at the seasonal shifts. Throughout the summer months, the winds maintain a lower average, fluctuating between 1.3 and 1.4 m/s (3 mph), creating a calm environment that’s perfect for outdoor activities. As the year progresses into fall and winter with December matching January's generous winds at 1.7 m/s (4 mph), it’s evident that while Sulmona's winds are typically gentle year-round, they possess a unique rhythm that echoes the changing seasons.

Average January Wind Speed in Sulmona

The chart displays monthly wind speed patterns in Sulmona, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.7 m/s1.51.41.41.71.31.41.31.21.41.41.7
Data source: Sulmona January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Sulmona Compares to Other Months

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

In January, temperatures in Sulmona can drop as low as -19°C (-3°F), with an average of 0°C (33°F) and a high reaching 16°C (61°F). The month experiences around 97 mm (3.8 in) of precipitation over 12 days, coupled with a humidity level of 84%. In contrast, February sees a slight improvement in temperatures, with minimums of -15°C (5°F) and an average rising to 3°C (38°F), while still peaking at 16°C (61°F). Precipitation decreases slightly to 92 mm (3.6 in) over 10 days, and humidity also drops to 76%. For detailed insights into the weather during this month, you can check Sulmona weather in February.

In January, the weather is typically colder with temperatures ranging from a minimum of -19°C (-3°F) to a maximum of 16°C (61°F), averaging around 0°C (33°F). The month experiences significant precipitation, totaling 97 mm (3.8 in) over 12 days, and the humidity remains high at 84%.

In contrast, March shows a slight improvement in temperature, with a minimum of -18°C (-1°F) and a maximum reaching up to 18°C (65°F), leading to an average of 4°C (40°F). Precipitation in March is slightly higher at 104 mm (4.1 in) spread across 14 days, but the humidity drops to a more comfortable 69%. For more information about the weather conditions in March, you can visit Sulmona weather in March.

In January, the weather is considerably colder, with temperatures ranging from a frigid -19°C (-3°F) to a maximum of 16°C (61°F) and an average temperature of 0°C (33°F). The month experiences significant precipitation of 97 mm (3.8 in) over 12 days, coupled with high humidity at 84%. In contrast, April brings a noticeable warming trend, with temperatures between -5°C (22°F) and 22°C (71°F), averaging 8°C (47°F). While April sees slightly higher precipitation at 99 mm (3.9 in) over 14 days, the humidity decreases to 70%. This shift in weather showcases the transition from winter's chill to the milder spring conditions. For more detailed insights, you can explore Sulmona weather in April.

In January, the weather is significantly colder, with temperatures ranging from a frigid -19°C (-3°F) to a mild max of 16°C (61°F) and an average of 0°C (33°F). The month experiences high humidity at 84% and receives about 97 mm (3.8 in) of precipitation over 12 days. In contrast, May ushers in a more temperate climate, with temperatures ranging from a minimum of -3°C (27°F) to a comfortable maximum of 26°C (79°F), with an average of 12°C (54°F). Although May sees higher overall precipitation at 151 mm (5.9 in) spread over 15 days, the humidity drops to 70%. For those interested in the specific conditions, details can be found at Sulmona weather in May.

In January, the weather is characterized by frigid temperatures, with a minimum of -19°C (-3°F) and an average of around 0°C (33°F), making it the coldest month of the year. Precipitation is relatively high at 97 mm (3.8 in) over 12 days, coupled with high humidity levels at 84%. In contrast, June brings a dramatic shift towards warmer weather, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 30°C (86°F) and an average of 17°C (63°F). The precipitation in June is slightly lower at 88 mm (3.5 in) over 13 days, and the humidity drops to a more comfortable 61%. For a more detailed look at the weather in June, you can visit Sulmona weather in June.

January and July present striking contrasts in weather conditions. In January, temperatures can plummet to a chilling minimum of -19°C (−3°F), with an average temperature hovering around 0°C (33°F) and a maximum reaching only 16°C (61°F). The month also sees a substantial amount of precipitation, with about 97 mm (3.8 in) falling over 12 days, contributing to a high humidity level of 84%. In sharp contrast, July experiences much milder temperatures, with minimums at 7°C (45°F), averages at 19°C (67°F), and highs soaring to 32°C (90°F). Additionally, July offers reduced precipitation, with only 54 mm (2.1 in) over 8 days, resulting in a lower humidity of 57%. For a detailed look at July weather, check out Sulmona weather in July.

January and August present starkly contrasting weather conditions. In January, temperatures can plunge as low as -19°C (-3°F), with an average temperature around 0°C (33°F) and highs reaching 16°C (61°F). The month is characterized by high humidity at 84% and a significant amount of precipitation, totaling 97 mm (3.8 in) over 12 days. Conversely, August offers much milder conditions, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 33°C (92°F) and an average of 20°C (68°F). The humidity drops to a more comfortable 53%, and while there is still some rain, it totals only 80 mm (3.2 in) over the same number of days. For more details on August weather, you can visit Sulmona weather in August.

January and September present notably different weather characteristics. In January, temperatures can dip to a chilling minimum of -19°C (−3°F) and average around 0°C (33°F), with highs reaching 16°C (61°F). The month is characterized by high humidity at 84% and receives about 97 mm (3.8 in) of precipitation over 12 days. In contrast, September enjoys milder temperatures, with minimums around 2°C (37°F), average highs of 15°C (60°F), and maximums peaking at 27°C (82°F). Precipitation in September is slightly lower at 94 mm (3.7 in) spread over 11 days, while humidity drops to a more comfortable 65%. For more detailed insights, check Sulmona weather in September.

January and October present distinctly different weather patterns. In January, temperatures can plunge as low as -19°C (-3°F) with an average of 0°C (33°F), while October offers a milder experience with a minimum of 0°C (33°F) and an average of 11°C (52°F). Additionally, January sees a maximum temperature of only 16°C (61°F), whereas in October, it can reach up to 23°C (74°F). Precipitation levels are relatively close, with January receiving 97 mm (3.8 in) and October slightly higher at 108 mm (4.3 in), both occurring over 12 days. Furthermore, humidity is notably higher in January at 84%, compared to October’s 75%. For more details on October weather, visit Sulmona weather in October.

January and November showcase distinct weather patterns, with January typically experiencing colder temperatures that can drop to a minimum of -19°C (−3°F) and average around 0°C (33°F). In contrast, November sees milder conditions, with minimum temperatures around -6°C (22°F) and average highs of 7°C (45°F). Precipitation is also generally heavier in November, totaling 169 mm (6.7 in) over about 15 days, compared to January's 97 mm (3.8 in) over 12 days. Despite the chill, January has a slightly higher humidity level at 84%, whereas November's humidity is slightly lower at 81%. For more details about November's climate, you can check Sulmona weather in November.

In comparing the weather of January and December, January tends to be colder overall, with average temperatures hovering around 0°C (33°F) compared to December’s slightly milder average of 3°C (37°F). While January experiences a broader range of temperatures, reaching up to a maximum of 16°C (61°F), it also sees lower minimum temperatures, with lows dipping to -19°C (-3°F). Precipitation in January is slightly less than in December, with 97 mm (3.8 in) over 12 days versus December’s 116 mm (4.6 in) across 13 days. Both months maintain high humidity levels at 84%. For more information on the December weather specifics, you can visit Sulmona weather in December.

Compare Sulmona's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Sulmona

In January, Sulmona's weather showcases a distinct chill, markedly cooler than the milder temperatures of other months. The average temperature dips to a brisk 0°C, with occasional maximums reaching 16°C but also plunging as low as -19°C at times. This month is characterized by a significant 84% humidity, adding to the stark winter feel, along with 97 mm of precipitation spread across 12 days. As the landscape is often blanketed in frost or light snow, January starkly contrasts with the warmer and drier months that follow. For more insights into the region's weather patterns, visit Sulmona Climate.