January Weather in Jaca, Spain

Last updated: February 6, 2025

In Jaca, Spain, January presents a varied climate that ranges from maximum temperatures of 16°C (61°F) to chilling lows of -14°C (8°F), with an average temperature hovering around 2°C (36°F). This winter month witnesses a total precipitation of 74 mm (2.9 in) spread over approximately 9 days, creating a humid atmosphere with levels reaching 86%. Whether you're embracing the cool air or enjoying the occasional winter sun, January in Jaca offers a unique backdrop for seasonal activities and exploration.

January Temperature in Jaca

In January, Jaca experiences a fascinating temperature range that showcases its winter charm. The month begins with chilly lows dipping as low as -14°C (8°F), offering a stark contrast to its mild maximum of 16°C (61°F). This results in an average temperature hovering around 2°C (36°F), encapsulating the crispness of the season. As the days roll on into February and beyond, the temperatures gradually rise, signaling the slow transition toward spring. Each subsequent month displays a warming trend, with February seeing minimums of -6°C (21°F) and average highs reaching 19°C (66°F), hinting at the gentle thaw awaiting in March and April. As such, January sets the stage for a dynamic and swiftly changing climate, where the beauty of winter gradually gives way to the promise of warmer days ahead.

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

The chart illustrates January temperature patterns in Jaca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec364042475563696961524138
Data source: Temperature data for Jaca 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 Jaca

January in Jaca, Spain, sees a moderate level of precipitation, totaling 74 mm (2.9 in) across approximately 9 days. This sets a trend for the winter months, where precipitation begins to wane as the year progresses. Following January, February experiences a slight dip to 67 mm but remains consistent in terms of rainy days, hinting at a gradual transition into drier conditions. The real shift occurs in March, where precipitation increases significantly to 104 mm over 13 days, suggesting a bounce back in precipitation as spring approaches. This fluctuation emphasizes a seasonality pattern, with the highest rainfall recorded in December at 123 mm, marking the culmination of winter’s wet weather. The data clearly illustrate that while January is notable for its steady rain, it is just a precursor to the wetter spells that follow and the drier summer months that lie ahead.

January Precipitation Trends in Jaca

The chart displays monthly precipitation patterns in Jaca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec746710410596883140539895123
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Jaca

In Jaca, Spain, January brings a notably high humidity level of 86%, marking the peak of the winter season. As the months transition into February, the humidity dips slightly to 85%, but remains consistently high. This trend of gradually decreasing humidity continues into March and April, where levels hover around 82% and 81%, respectively. However, as spring unfolds into summer, the humidity stabilizes at around 80% for much of the warmer months, with August reaching its lowest at 76%. As autumn approaches, the humidity ticks back up, peaking again in December at 87%. This cyclical pattern reflects the region's characteristic moist climate, offering a blend of crispness in the winter and manageable levels during the summer.

January Average Humidity in Jaca

This chart illustrates the average monthly humidity levels in Jaca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%83%81%80%81%80%76%75%81%85%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Jaca

In January, Jaca, Spain, experiences a moderate UV Index of 3, indicating a burn time of around 30 minutes for unprotected skin. As the months progress, the UV Index steadily climbs, peaking at an extreme level of 11 in both June and July, with a significantly reduced burn time of just 10 minutes. The escalation continues through the spring, transitioning from moderate exposure in early months to a very high category by April, where the risk of sunburn increases markedly. This trend underscores the importance of sun protection as winter fades and summer approaches. For more detailed insights and tips on UV protection in Jaca, visit Jaca UV Index.

Maximum UV Index Levels in Jaca for January

The chart shows the monthly maximum UV Index (UVI) for Jaca 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.
JanFebMarAprMayJunJulAugSepOctNovDec34689111198632
Data source: Jaca 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 Jaca

January in Jaca, Spain, welcomes the year with a modest 205 hours of sunshine, setting the stage for gradual increases in brightness as winter transitions to spring. As February unfolds, the sun's presence grows more assertive, offering 261 hours of golden rays. By March and April, Jaca bathes in 331 hours and then 351 hours of sunlight, signaling the approach of warmer days. This upward trend continues into the summer months, peaking in July with an impressive 429 hours. As the year progresses, sunlight begins to wane again, with August still enjoying 400 hours before a gentle decline into the fall, landing at 314 hours in October. By November and December, Jaca wraps up the year with 257 and 250 hours of sunshine, reminding us of the cyclical dance between light and shadow that defines this charming region. 🌞

Monthly Sunshine Duration in Jaca: January Highlighted

The January sunshine duration represents the total number of hours Jaca 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.
JanFebMarAprMayJunJulAugSepOctNovDec205h261h331h351h406h412h429h400h347h314h257h250h
Data source: Jaca January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jaca During January

In Jaca, Spain, January offers a 32% chance of sunny weather, marking it as the first month of the year with a relatively low likelihood of sun. This trend of limited sunshine continues into February with a slight decline to 24%. As spring approaches, however, the chances brighten, with March seeing a significant jump to 48%. The weather remains fairly pleasant through April and May, maintaining near-average sun exposure of 42% and 35%, respectively. Notably, as the year progresses, the likelihood of sunny days escalates dramatically in the summer months, peaking in August at an impressive 71%. Overall, while January may not provide abundant sun, the transitioning months usher in a remarkable increase, making Jaca a sun-seeker's paradise as the year unfolds.

Percentage of Sunny Days in January in Jaca

The chart illustrates the percentage of sunny days in Jaca 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 Jaca experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%24%48%42%35%49%64%71%38%54%41%39%
Data source: Jaca January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jaca in January

In Jaca, Spain, January ushers in a season of awakening with 9 hours of daylight, a gentle transition as winter begins to fade. As February rolls in, daylight increases to 10 hours, hinting at the encroaching spring. The days continue to lengthen, reaching 11 hours in March, and then blossoming into 13 hours by April. This trend of increased sunlight peaks in June with a full 15 hours, inviting longer evenings and basking in the warmth of summer. As July transitions to August, daylight begins to wane slightly, yet still offers a generous 14 and 13 hours respectively. By the time fall settles in September, daylight retreats to 12 hours, leading us into October's 11 hours and back down to 9 hours in November and December, completing the cycle. This rhythmic dance of daylight in Jaca beautifully captures the essence of changing seasons, inviting both locals and visitors to embrace the vibrant contrasts throughout the year.

Average Daylight Hours in Jaca for January

The chart illustrates the variation in daylight duration in Jaca throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 26m10h 33m11h 57m13h 24m14h 37m15h 14m14h 54m13h 49m12h 26m11h9h 44m9h 5m
Data source: Jaca daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Jaca

In Jaca, Spain, the wind in January whispers gently with an average speed of 2.6 m/s (6 mph), matching that of March and November, which suggests a typical winter chill tinged with a hint of vibrancy. As the months progress, wind speeds slightly dip, reaching 2.1 m/s (5 mph) in both April and June, hinting at a more serene spring atmosphere. Summer brings a slight revival, with July and August maintaining a steady 2.3 m/s (5 mph), while September and October cool down, settling at 1.9 m/s (4 mph), the calmest of the year. The transition back into the winter months witnesses a resurgence, as November picks up to 2.6 m/s (6 mph), setting the stage for January's inviting breezes once again. This rhythmic pattern reveals a captivating interplay between seasonal change and the refreshing winds that characterize Jaca's climate throughout the year.

Average January Wind Speed in Jaca

The chart displays monthly wind speed patterns in Jaca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.6 m/s2.42.62.12.32.12.32.21.91.92.62.1
Data source: Jaca January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Jaca Compares to Other Months

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

In January, temperatures can plummet as low as -14°C (8°F), with an average of 2°C (36°F) and highs reaching up to 16°C (61°F). The month sees substantial precipitation of 74 mm (2.9 in) over about 9 days, along with high humidity levels at 86%. Conversely, February offers a slight reprieve with minimum temperatures around -6°C (21°F) and an average of 4°C (40°F), peaking at 19°C (66°F). Precipitation decreases slightly to 67 mm (2.7 in) over 7 days, accompanied by a marginally lower humidity of 85%. For more details on February weather in Jaca, visit Jaca weather in February.

In January, the weather is quite cold with temperatures ranging from a minimum of -14°C (8°F) to an average of 2°C (36°F), while March shows a noticeable warming trend with temperatures fluctuating between -5°C (24°F) and an average of 6°C (42°F). Precipitation levels also differ, with January receiving 74 mm (2.9 in) over approximately 9 days, compared to March which sees an increase to 104 mm (4.1 in) across about 13 days. Additionally, humidity is slightly higher in January at 86%, while March experiences a marginal decrease to 82%. For more details on the weather specifics in March, visit Jaca weather in March.

In January, the weather is notably colder, with temperatures ranging from a chilling -14°C (8°F) at night to a mild 16°C (61°F) during the day, averaging around 2°C (36°F). The month experiences significant precipitation, totaling 74 mm (2.9 in) over approximately 9 days, accompanied by high humidity levels at 86%. In contrast, April sees a marked increase in temperatures, with lows of -5°C (23°F) and highs reaching up to 22°C (72°F), resulting in a pleasant average of 8°C (48°F). Although April has a slightly higher precipitation level of 105 mm (4.1 in) over 13 days, the humidity decreases to 81%. For a detailed look at the weather conditions, check Jaca weather in April.

In January, the weather is quite cold, with temperatures ranging from a chilling -14°C (8°F) to a mild 16°C (61°F), while average temperatures hover around 2°C (36°F). This month also experiences a high level of humidity at 86% and receives approximately 74 mm (2.9 in) of precipitation over 9 days. In contrast, May brings a significant warm-up, with temperatures varying from -2°C (28°F) to a pleasant 29°C (84°F), and an average of 13°C (55°F). Though precipitation increases to 96 mm (3.8 in) over 13 days, the humidity drops to 80%. For a more detailed look at May weather conditions, you can check out Jaca weather in May.

In January, the weather is characterized by frigid temperatures, with minimums dipping as low as -14°C (8°F) and average highs reaching only 16°C (61°F). The month experiences significant humidity at 86% and about 74 mm (2.9 in) of precipitation over roughly 9 days. In stark contrast, June offers a much milder climate, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 34°C (94°F) and boasting an average of 17°C (63°F). Although June has slightly higher precipitation at 88 mm (3.5 in) over 13 days, the humidity is lower at 81%. For those interested in a detailed look at June weather, this link provides further insights: Jaca weather in June.

In January, the weather is characterized by cold temperatures, with a minimum of -14°C (8°F) and an average of 2°C (36°F), while the maximum reaches only 16°C (61°F). The month experiences considerable precipitation, totaling 74 mm (2.9 in) over about 9 days, and the humidity is relatively high at 86%. In contrast, July brings a much milder and more pleasant climate, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 33°C (92°F), averaging around 20°C (69°F). Precipitation is significantly lower at 31 mm (1.2 in) over just 7 days, and humidity drops slightly to 80%. For more details on the specific weather conditions in July, you can check out Jaca weather in July.

January and August present starkly contrasting weather conditions. In January, temperatures can plummet to a frigid minimum of -14°C (8°F), with an average temperature of just 2°C (36°F) and a maximum reaching 16°C (61°F). This month sees 74 mm (2.9 in) of precipitation over approximately 9 days and is characterized by high humidity levels at 86%. In contrast, August experiences much milder conditions, with minimum temperatures around 7°C (46°F) and average highs of 20°C (69°F), peaking at a scorching 36°C (96°F). Precipitation is notably lower at 40 mm (1.6 in) over about 7 days, and humidity, while still considerable, dips to 76%. For more details on the weather during this month, you can visit Jaca weather in August.

In January, the weather is decidedly colder, with temperatures ranging from a chilly -14°C (8°F) at night to a maximum of 16°C (61°F) during the day, coupled with high humidity levels of 86% and an average precipitation of 74 mm (2.9 in) over approximately 9 days. In contrast, September offers a much milder climate, with temperatures starting at a minimum of 3°C (37°F) and peaking at 29°C (84°F), showcasing a comfortable average of 16°C (61°F). The autumn month sees less rain, recording 53 mm (2.1 in) across about 7 days and a more moderate humidity of 75%. For more detailed weather specifics, you can check Jaca weather in September.

In January, temperatures can plummet to a minimum of -14°C (8°F), with an average of just 2°C (36°F), resulting in quite a chilly atmosphere. The month experiences 74 mm (2.9 in) of precipitation over 9 days, coupled with a high humidity level of 86%. In contrast, October brings milder weather with temperatures ranging from a low of -3°C (27°F) to a comfortable high of 26°C (80°F), averaging around 11°C (52°F). Though October sees slightly more precipitation totaling 98 mm (3.9 in) over 8 days, the humidity is lower at 81%. For those considering travel or outdoor activities, Jaca weather in October presents a more pleasant alternative to the deep winter chill of January.

When comparing the weather in January and November, January typically experiences colder temperatures, with a minimum of -14°C (8°F) and an average of around 2°C (36°F). In contrast, November's temperatures are milder, with a minimum of -7°C (20°F) and an average of 5°C (42°F). Furthermore, November receives slightly more precipitation, averaging 95 mm (3.8 in) over 13 days compared to January's 74 mm (2.9 in) over 9 days. Both months exhibit high humidity, but January has a marginally higher level at 86%, while November sits at 85%. For more details on November weather specifically, you can refer to Jaca weather in November.

In January, the weather is characterized by a slightly wider temperature range, with minimums dipping to -14°C (8°F) and maximums reaching 16°C (61°F), resulting in an average temperature of 2°C (36°F). In contrast, December features milder conditions, with minimums at -7°C (20°F) and maximums peaking at 15°C (60°F), leading to a similar average of 3°C (38°F). While January experiences less precipitation at 74 mm (2.9 in) over 9 days, December sees significantly higher rainfall of 123 mm (4.8 in) across 12 days. Both months maintain high humidity levels, around 86% in January and 87% in December, contributing to the overall chill in the air. For more detailed insights, you can refer to Jaca weather in December.

Compare Jaca's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Jaca

January in Jaca presents a striking contrast to the milder months, where the chill of winter takes hold with temperatures often dipping below freezing and an average that hovers around 2°C. While the maximum temperatures reach a pleasant 16°C on some days, they are quickly overshadowed by the potential for nighttime lows plunging to -14°C. This month also witnesses increased precipitation, with 9 days marked by rain or snow, contributing to a humid atmosphere that lingers at 86%. This unique blend of conditions makes January a remarkable month to experience Jaca’s beauty, vastly different from the more temperate and drier seasons. To learn more about what to expect throughout the year, visit Jaca Climate.