Last updated: March 17, 2025
Experience the winter charm of Opatija, Croatia in January, where temperatures typically range from a pleasant maximum of 13°C (56°F) to a chilly minimum of -9°C (16°F), with an average of 4°C (40°F). The month sees 113 mm (4.5 in) of precipitation spread across 9 days, contributing to the town's lush scenery. With a high humidity level of 88%, visitors can expect a crisp, invigorating atmosphere perfect for enjoying the picturesque coastal views and vibrant local culture. Embrace the serene beauty of Opatija this January, where every moment unfolds like a winter postcard.
In January, Opatija, Croatia, experiences its winter chill, with temperatures ranging from a brisk -9°C (16°F) at night to a mild 13°C (56°F) during the day. While the average temperature hovers around 4°C (40°F), it's a time of year where the cold enhances the charm of this coastal town. As the month progresses, the temperatures begin to rise slightly, hinting at the approaching warmth of spring. Despite the chilly weather, January offers a unique opportunity to explore Opatija's scenic beauty, as the contrast of frosty air against the Adriatic Sea creates a picturesque winter landscape.
January in Opatija, Croatia, welcomes the new year with a noteworthy precipitation total of 113 mm (4.5 in) over approximately 9 rainy days. This sets the stage for a wet winter, with precipitation gradually increasing in the following months. By February, the average rainfall significantly rises to 194 mm (7.6 in) as the region experiences 13 days of rain. March and April see fairly consistent rainfall, both clocking in at 133 mm (5.2 in), indicating a steady pattern. As spring unfolds into summer, precipitation decreases, notably dropping to just 85 mm (3.3 in) in June, highlighting a seasonal transition. The trend continues with dry spells in July and August, before a dramatic increase in rainfall returns in September, peaking at 234 mm (9.2 in). This cyclical pattern emphasizes how January not only marks the beginning of the year but also serves as a precursor to the wetter months ahead, setting the tone for Opatija's dynamic climate.
In January, Opatija experiences a high humidity level of 88%, making it one of the dampest months of the year. This moisture lingers as the winter months progress, with humidity remaining elevated at 82% in February and rising again to 89% in November. As the seasons transition into spring and summer, there's a noticeable decline in humidity, dipping to 63% in July and even further to 51% in August, creating a more comfortable atmosphere. However, as autumn returns, humidity levels spike again, reaching 83% in October and returning to the winter averages. Overall, Opatija's humidity showcases a cyclic pattern, with summer bringing drier conditions that contrast sharply with the heavy moisture of the winter months.
In January, Opatija experiences a low UV Index of 2, meaning outdoor enthusiasts can enjoy a decent 45 minutes of sun exposure with minimal risk of skin damage. As the months progress, the UV Index gradually rises, peaking in May and June at 8 and 9, classified as very high, where protective measures become essential with only 15 minutes of burn time. This trend highlights a noticeable shift towards more intense sun exposure as spring transitions into summer, necessitating increased vigilance as temperatures warm. By October, the index dips back to a moderate 5, allowing for more comfortable outdoor activities, while the cycle closes in December with another low UV Index of 2, reminiscent of January's gentle sun. For detailed information on the UV Index throughout the year, visit Opatija UV Index.
UV Risk Categories
In Opatija, Croatia, the January sunshine casts a gentle glow with 185 hours of sunlight, marking the beginning of a gradual ascent towards brighter days. As winter yields to spring, February sees a welcome increase to 232 hours, hinting at the vibrant energy to come. By March, the sun shines for a robust 320 hours, and this upward trend continues, culminating in 384 hours of radiant light by May. The peak arrives in the summer months, where July and August bask in 432 and 401 hours respectively, providing perfect weather for beachgoers and outdoor enthusiasts. As autumn approaches, sunlight begins to wane gracefully, yet even in November, Opatija enjoys a respectable 233 hours. This seasonal symphony of sunshine beautifully illustrates the region's transition from the serene calm of winter to the lively warmth of summer, reminding visitors that every month in Opatija has its own unique charm.
When considering the likelihood of sunny weather in January in Opatija, Croatia, it’s notable that the chance of sun hovers around a modest 28%. This marks the beginning of a gradual upward trend as the calendar inches toward spring, with February seeing a rise to 37%. As the months progress, sunshine becomes increasingly prevalent, with March experiencing a significant leap to 61%. This trend continues into the warmer months, where July and August boast sunny chances of 53% and 60%, respectively. Thus, while January may not offer the best odds for sunbathing, it sets the stage for brighter days ahead in Opatija.
In Opatija, Croatia, January brings about 9 hours of daylight, marking the start of the year with a gentle increase in light as the months progress. As we transition into February, the days stretch to 10 hours, signaling the slow awakening of spring. By March, daylight extends to 11 hours, further enhancing the vibrancy of this coastal town. The real transformation occurs in April and May, where sunlight surges, reaching 13 and 14 hours respectively, inviting locals and travelers alike to savor the outdoors. This peak continues into June and July, where Opatija basks in 15 hours of daylight, perfect for enjoying its stunning beaches and vibrant gardens. As summer wanes, daylight begins its gradual retreat, dropping to 14 hours in August and gently tapering off to 12 hours in September. The shorter days of October and November return to 10 and 9 hours, before culminating in December with just 8 hours of daylight. This rhythmic change in daylight prominently reflects the ebb and flow of seasons, offering a picturesque backdrop for all who visit.
In January, the average wind speed in Opatija, Croatia, settles at a gentle 3.1 m/s (7 mph), setting a tranquil tone for the winter month. As winter progresses into February, the winds pick up slightly, reaching 3.2 m/s, maintaining that mild atmosphere. However, as spring approaches, a notable dip occurs in March with speeds dropping to 2.9 m/s (6 mph), a trend that continues into June, where the breezes soften to 2.2 m/s (5 mph), signaling a calm summer season ahead. Interestingly, this pattern shifts back in the latter months of the year, with October showcasing the strongest winds at 3.9 m/s (9 mph), before gently tapering off in December. Overall, the wind conditions in Opatija exhibit a rhythmic ebb and flow, transitioning from the crisp, breezy heights of early winter to the tranquil stillness of summer, only to return to vibrant gusts as fall approaches again.
The weather in Opatija 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 Opatija and find detailed weather information for every month.
In January, temperatures in Opatija generally range from a minimum of -9°C (16°F) to a maximum of 13°C (56°F), with an average temperature of around 4°C (40°F). The month sees about 113 mm (4.5 in) of precipitation over approximately 9 days, and the humidity is quite high at 88%. In contrast, February experiences slightly milder weather, with temperatures ranging from a minimum of -8°C (19°F) to a maximum of 21°C (71°F) and an average temperature of 6°C (43°F). However, precipitation increases to 194 mm (7.6 in) over approximately 13 days, and humidity drops to 82%. For more detailed information, you can check Opatija weather in February.
Comparing the weather between January and March reveals notable changes. In January, temperatures range from a minimum of -9°C (16°F) to a maximum of 13°C (56°F), with an average of 4°C (40°F). The month also sees significant precipitation, totaling 113 mm (4.5 in) over 9 days, combined with high humidity at 88%. By March, the weather begins to warm up, featuring similar minimum temperatures of -9°C (16°F) but reaching a higher average of 8°C (46°F) and a maximum of 20°C (68°F). Precipitation increases slightly to 133 mm (5.2 in) over 11 days, and humidity drops to a more comfortable 73%. For a more detailed look at the weather in March, check out Opatija weather in March.
In January, temperatures can be quite frigid, with a minimum of -9°C (16°F) and an average of 4°C (40°F), while the maximum temperature reaches only 13°C (56°F). The month sees substantial precipitation at 113 mm (4.5 in) over nine days, accompanied by high humidity at 88%. In contrast, April brings a noticeable warming trend, with temperatures ranging from a minimum of -1°C (31°F) to a much warmer average of 12°C (53°F) and a maximum reaching 23°C (73°F). Although April experiences slightly higher precipitation at 133 mm (5.2 in) over ten days, the humidity drops to a more comfortable 73%. For more detailed insights, you can check out Opatija weather in April.
In January, the weather is quite chilly, with temperatures ranging from a minimum of -9°C (16°F) to a maximum of 13°C (56°F), resulting in an average of just 4°C (40°F). The month sees substantial precipitation, totaling 113 mm (4.5 in) over about 9 days, combined with high humidity levels of 88%. In contrast, May brings a significant shift in climate, with milder temperatures ranging from a minimum of 6°C (43°F) to a maximum of 26°C (79°F), and an average of 16°C (61°F). Although May experiences more rainfall, with 184 mm (7.2 in) over 18 days, the humidity is notably lower at 70%, creating a much more comfortable atmosphere. For more details on the pleasant conditions in May, you can check Opatija weather in May.
Comparing the weather between January and June reveals a striking contrast in both temperature and humidity. In January, temperatures range from a chilling minimum of -9°C (16°F) to a maximum of 13°C (56°F), with an average of 4°C (40°F). The month sees significant precipitation, totaling 113 mm (4.5 in) over 9 days, accompanied by high humidity at 88%. In stark contrast, June boasts much warmer temperatures, with a minimum of 11°C (52°F) and reaching as high as 35°C (95°F), averaging 21°C (70°F). Precipitation decreases to 85 mm (3.3 in), also spread across 9 days, but the humidity drops to a more comfortable 69%. For more detailed insights on the warm weather in June, visit Opatija weather in June.
January and July present contrasting weather conditions. In January, temperatures range from a chilly -9°C (16°F) at their lowest to a mild 13°C (56°F) at their peak, with an average of 4°C (40°F). This month also sees substantial precipitation, totaling 113 mm (4.5 in) over approximately 9 days, accompanied by high humidity at 88%. In stark contrast, July boasts much warmer temperatures, with minimums around 15°C (59°F) and maximums soaring to 31°C (88°F), averaging at 23°C (73°F). The month experiences slightly less rain, with 86 mm (3.4 in) over around 11 days and humidity dropping to a more comfortable 63%. For a detailed look at July weather specifics, check out Opatija weather in July.
January and August display stark contrasts in weather conditions. In January, temperatures range from a chilly -9°C (16°F) at night to a mild 13°C (56°F) during the day, with an average temperature of 4°C (40°F). The month experiences significant precipitation, totaling 113 mm (4.5 in) over 9 days, accompanied by high humidity levels of 88%. In contrast, August offers a much warmer climate, with minimum temperatures of 14°C (58°F) and maximum highs reaching 32°C (90°F), averaging 23°C (74°F). Precipitation in August is lighter, at 92 mm (3.6 in) over the same number of days, while humidity drops to a comfortable 51%. For more details on August weather conditions, check out Opatija weather in August.
The weather in January is notably colder, with temperatures ranging from a frigid minimum of -9°C (16°F) to a mild maximum of 13°C (56°F), averaging around 4°C (40°F). In contrast, September boasts a much warmer climate, with temperatures ranging from a comfortable 8°C (47°F) up to a peak of 29°C (85°F), averaging 19°C (66°F). January experiences significant precipitation of 113 mm (4.5 in) over just 9 days, while September sees even more rainfall at 234 mm (9.2 in) spread over 12 days. Additionally, January has a higher humidity level at 88%, compared to September's 64%. For a more detailed look at September weather, visit Opatija weather in September.
January and October present quite contrasting weather patterns. In January, temperatures can dip as low as -9°C (16°F), with an average of 4°C (40°F) and a maximum reaching only 13°C (56°F). The month sees significant precipitation, averaging 113 mm (4.5 in) over about 9 days, accompanied by a high humidity level of 88%. In contrast, October boasts milder conditions, with temperatures ranging from a minimum of 5°C (42°F) to a comfortable maximum of 24°C (76°F), averaging 14°C (58°F). Moreover, October experiences higher rainfall, totaling 196 mm (7.7 in) across approximately 11 days, though the humidity is slightly lower at 83%. For more details on October weather, you can check out Opatija weather in October.
January and November present contrasting weather patterns, with January being notably colder and drier. In January, temperatures range from a chilly minimum of -9°C (16°F) to a maximum of 13°C (56°F), averaging around 4°C (40°F). The month sees around 113 mm (4.5 in) of precipitation over approximately 9 days, accompanied by high humidity levels at 88%. In contrast, November experiences milder conditions with temperatures ranging from a minimum of 1°C (33°F) to a comfortable maximum of 19°C (66°F), averaging 10°C (50°F). However, it is significantly wetter, with precipitation totaling 254 mm (10.0 in) across about 14 days, and slightly higher humidity at 89%. For those interested in specific conditions during this month, more details can be found here: Opatija weather in November.
In January, the temperatures in Opatija are generally colder, with a minimum of -9°C (16°F) and an average of 4°C (40°F), compared to December, which sees a milder minimum of -2°C (30°F) and an average of 6°C (43°F). Despite the drop in temperature, January experiences less precipitation, totaling 113 mm (4.5 in) over 9 days, while December has a significantly higher precipitation of 251 mm (9.9 in) over 14 days. Interestingly, both months share the same humidity level of 88%, contributing to a damp and chilly atmosphere. For more details on December weather, you can check Opatija weather in December.
January in Opatija is marked by a notable chill, presenting a stark contrast to the more temperate months ahead. With average temperatures lingering around 4°C (40°F), the city experiences a crisp atmosphere, making it the coldest month of the year. Frequent precipitation adds to the wintery feel, with about 9 days of rainfall contributing to the overall humidity levels of 88%. This blend of cool temperatures and wet conditions sets January apart as a time for cozy indoor activities, showcasing a different charm compared to the warmer, sunnier months. For more insights on what to expect throughout the year, check out Opatija Climate.