Last updated: March 17, 2025
Experience the charm of Rijeka, Croatia in December, where winter casts a unique spell over the city. With average temperatures hovering around 5°C (41°F), reaching a maximum of 14°C (57°F), the month can be brisk, occasionally dipping to a minimum of -7°C (20°F). Expect a splash of rain, as 226 mm (8.9 in) of precipitation graces the city over about 15 days, creating a refreshing ambiance and lush landscapes. The air is notably humid, with levels around 88%, providing a crisp yet invigorating atmosphere perfect for exploring this vibrant coastal gem.
As December envelops Rijeka, Croatia, the temperatures begin to dip, reflecting the transition into winter. With a minimum of -7°C (20°F), the city experiences its chillier days, yet the average temperature hovers around 5°C (41°F), providing a brisk but bearable atmosphere. The maximum temperature reaches 14°C (57°F), hinting at occasional milder afternoons that make for comfortable strolls. This month marks a noticeable drop from November's milder conditions, showcasing a clear trend as the year winds down. December in Rijeka, while cooler, offers a unique charm, inviting visitors to enjoy the city's festive spirit against a backdrop of crisp winter air.
In December, Rijeka, Croatia experiences a significant increase in precipitation, with 226 mm (8.9 inches) falling over an average of 15 days. This marks the peak of the year's rainfall, following a considerable rise from November's 204 mm. As the year draws to a close, the city's weather turns distinctly wetter, contributing to a period of lush landscapes and dynamic atmospheres. The trend through the final months shows a clear transition from moderate levels in earlier fall to the peak December deluge, making it a month where the charm of Rijeka's winter is complemented by its vibrant, rain-soaked environment.
December in Rijeka, Croatia, often sees humidity levels returning to the higher range, peaking at 88%, closely mirroring the values of January and November. This resurgence in humidity indicates a trend of increased moisture as winter sets in, particularly following the lower levels experienced in the summer months, where humidity dipped to a comfortable 51% in August. As the year progresses from the relatively dry mid-year months of June and July, where humidity averages around 63%, Rijeka experiences a gradual rise in humidity leading into autumn. The late fall and winter months showcase a noticeable rebound, with October and November also boasting elevated levels, reflecting the region's climate transitions and the onset of cooler, damp weather typical for this time of year. Overall, December’s humidity not only aligns closely with the preceding winter months but also highlights Rijeka's characteristic shift toward a wetter atmosphere as it embraces the chill of the season.
As December rolls into Rijeka, Croatia, the city experiences a noticeable dip in the UV Index, dropping to 2, which indicates a low exposure category and a burn time of 45 minutes. This marks a significant decrease from the vibrant summer months, where values soared as high as 9 in June and July, reflecting the intense sun and very high UV levels. While the indices for January and February remain low to moderate, there’s a gradual return to higher levels as spring approaches. With the winter months encouraging protective measures, December provides a welcome reprieve for outdoor enthusiasts who can enjoy the crisp air with less concern for UV exposure. For more detailed insights on sun safety, check out the Rijeka UV Index.
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Rijeka, Croatia, experiences a delightful play of sunshine throughout the year, with December receiving 223 hours of radiant light. While this marks a decrease from the sun-soaked summer months, it still stands out against the colder winter backdrop. Following the peak sunshine of 432 hours in July, a gradual decline occurs, leading to a modest yet cozy December glow. As the days shorten, the contrast with the previous months highlights the city's vibrant seasonal shifts; from the blossoming 384 hours in May to the refreshing 320 hours in March, every month showcases a unique charm. December’s sunlight, though limited, serves as a gentle reminder of warmer days, inviting visitors and locals alike to embrace the crisp air and the beauty of Rijeka's winter.
In December, Rijeka, Croatia, welcomes the chill of winter with a 35% chance of sunny weather, which reflects a modest uptick from the lower probabilities seen in November. As the year progresses, there's a noticeable shift in the likelihood of sun, with early winter months typically showcasing less sunshine compared to the spring and summer months, where chances soar to as high as 59%. The trend indicates that while December may not be the sunniest month, it's still a step up from the dreariness of late fall, offering moments of brightness amidst the seasonal chill. This makes December an inviting time for those who appreciate sporadic sun in the heart of winter.
As December arrives in Rijeka, Croatia, daylight hours gradually dwindle to approximately 8 hours per day, marking the shortest stretch of sunlight in the year. This decline follows a natural rhythm, starting from the long, sun-drenched days of summer, where July and June enjoy 15 hours of daylight. As the seasons shift, daylight slowly retreats, dropping to 14 hours in August, 12 hours in September, and further down to 10 hours by October, reflecting the encroaching winter. By November, the trend continues to narrow, mirroring the tranquil yet muted atmosphere that envelops the city. December’s limited daylight invites cozy moments indoors, contrasting beautifully with the vibrant energy of Rijeka’s warm months.
As December ushers in the chill of winter, Rijeka experiences a gentle breeze with an average wind speed of 2.7 m/s (6 mph). This month continues a trend of relatively mild winds, with speeds consistently hovering around similar levels seen in the warmer months of late summer and early fall. The calmness of December's winds, compared to the stronger gusts in the previous months, invites a serene ambiance as locals and visitors alike embrace the festive season. Notably, the transition from October's robust 3.7 m/s (8 mph) winds to December's milder conditions highlights Rijeka's shift from the brisk autumnal breezes to the softer, more tranquil winds characteristic of winter.
The weather in Rijeka changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Rijeka and find detailed weather information for every month.
December and January in Rijeka showcase a notable progression in winter weather patterns. In December, the temperatures range from a minimum of -7°C (20°F) to a maximum of 14°C (57°F), with an average of 5°C (41°F), accompanied by substantial precipitation of 226 mm (8.9 in) over 15 days. The humidity remains high at 88%. In contrast, January experiences cooler temperatures, with a minimum of -13°C (10°F) and a slight decrease in the average to 3°C (38°F), while the maximum reaches 13°C (56°F). Precipitation drops significantly to 105 mm (4.1 in) over just 9 days, yet the humidity stays constant at 88%. For a more detailed look at January weather, you can explore Rijeka weather in January.
December and February weather show notable differences, with both months experiencing cool temperatures. In December, the minimum temperature can drop to -7°C (20°F), averaging around 5°C (41°F) and reaching a maximum of 14°C (57°F). The month is characterized by high precipitation, totaling 226 mm (8.9 in) over 15 days, and an 88% humidity level.
In contrast, February can be slightly cooler with a minimum temperature of -9°C (16°F) but enjoys a warmer average of 5°C (42°F) and can reach up to 20°C (68°F) at its peak. The precipitation is lower at 168 mm (6.6 in) spread over 13 days, with humidity slightly reduced to 82%. For a detailed insight into February’s weather, you can visit Rijeka weather in February.
In December, weather conditions are typically harsher, with temperatures ranging from a chilly -7°C (20°F) to a milder 14°C (57°F), averaging around 5°C (41°F). The month also experiences significant precipitation, totaling 226 mm (8.9 in) over about 15 days, paired with high humidity levels of 88%. In contrast, March sees a gradual warming trend with temperatures dipping as low as -11°C (13°F) and peaking at 20°C (68°F), averaging 7°C (45°F). Precipitation is lower at 115 mm (4.5 in) and occurs over 13 days, with humidity dropping to a more comfortable 73%. For more detailed insights, you can check the Rijeka weather in March.
The weather in December is characterized by colder temperatures, with averages around 5°C (41°F) and a maximum reaching only 14°C (57°F). In contrast, April sees a significant warming trend, where the average temperature rises to 11°C (52°F) and can peak at 23°C (74°F). December also experiences more precipitation, accumulating 226 mm (8.9 in) over 15 days, compared to April's 110 mm (4.3 in) across 11 rainy days. Additionally, the humidity in December is notably higher at 88%, while April has a more comfortable humidity level of 73%. For more specific details on the weather conditions in April, you can check Rijeka weather in April.
When comparing the weather in December and May, it's clear that these months offer quite different climates. December features colder temperatures, with a minimum reaching -7°C (20°F) and an average of 5°C (41°F), while May enjoys a much milder climate with temperatures ranging from a minimum of 4°C (39°F) to an average of 15°C (59°F) and a maximum of 25°C (78°F). Additionally, December experiences higher precipitation, totaling 226 mm (8.9 in) over 15 days, contrasted with May's 164 mm (6.5 in) spread over 19 days. The humidity also differs significantly, as December has an average of 88%, compared to May's more comfortable 70%. For those interested in specifics about May weather, more information can be found here: Rijeka weather in May.
December and June in Rijeka present strikingly different weather conditions. In December, temperatures can dip as low as -7°C (20°F), with an average of 5°C (41°F) and a maximum reaching 14°C (57°F). The month sees considerable precipitation, totaling 226 mm (8.9 in) over about 15 days, coupled with high humidity at 88%. In contrast, June boasts much milder temperatures, with a minimum of 9°C (49°F), an average of 20°C (69°F), and highs soaring up to 34°C (93°F). The humidity is lower at 69%, and rainfall is significantly reduced to 74 mm (2.9 in) over just 10 days. For more details, you can check out Rijeka weather in June.
December and July present contrasting weather patterns, highlighting the seasonal differences. In December, temperatures can drop as low as -7°C (20°F) with an average of 5°C (41°F) and a maximum of 14°C (57°F). The month is characterized by high humidity at 88% and considerable precipitation, totaling 226 mm (8.9 in) over 15 days. In stark contrast, July boasts a much milder climate with temperatures ranging from a minimum of 13°C (56°F) to an average of 22°C (72°F) and a peak of 31°C (89°F). The summer month experiences significantly less rain, with only 85 mm (3.3 in) over 11 days and a lower humidity level of 63%. For more detailed information on July weather, you can visit Rijeka weather in July.
December and August present stark contrasts in weather. In December, temperatures can plunge to a minimum of -7°C (20°F), with an average of 5°C (41°F) and a maximum reaching 14°C (57°F). This month experiences high humidity at 88% and considerable precipitation, averaging 226 mm (8.9 in) over 15 days. In contrast, August boasts much warmer temperatures, ranging from a minimum of 12°C (54°F) to an average of 23°C (73°F) and a maximum of 33°C (93°F). Precipitation in this month is significantly lower, with only 72 mm (2.8 in) over 7 days and a more comfortable humidity level of 51%. For more insights on August weather, check out Rijeka weather in August.
December weather tends to be much colder and wetter compared to September. In December, temperatures can drop to a minimum of -7°C (20°F) and average around 5°C (41°F), with maximums reaching 14°C (57°F). This month also sees higher precipitation, with 226 mm (8.9 in) over 15 days and an average humidity of 88%. Conversely, September boasts milder conditions, with temperatures ranging from a minimum of 7°C (44°F) to an average of 18°C (64°F) and maximums hitting 29°C (85°F). Precipitation is lower at 194 mm (7.7 in) over 11 days, accompanied by a more comfortable humidity level of 64%. For more detailed information, check out Rijeka weather in September.
December weather is characterized by significantly colder temperatures, with a minimum of -7°C (20°F) and an average of 5°C (41°F), compared to the milder October, where temperatures range from a minimum of 4°C (39°F) to an average of 13°C (56°F). Precipitation is also more frequent in December, with 226 mm (8.9 in) falling over 15 days, whereas October experiences 162 mm (6.4 in) over just 12 days. Additionally, humidity levels are higher in December at 88%, compared to 83% in October. For more detailed information, you can check Rijeka weather in October.
In December, the weather takes a noticeable turn compared to November, with colder temperatures that range from a minimum of -7°C (20°F) to a maximum of 14°C (57°F), resulting in an average of 5°C (41°F). This contrasts with November, when temperatures are milder, peaking at 18°C (65°F) and averaging 9°C (48°F), with a minimum of -1°C (31°F). While December experiences slightly more precipitation at 226 mm (8.9 in) over 15 days, November has 204 mm (8.0 in) over 14 days, making both months relatively wet. Humidity remains high in both months, with December at 88% and November at 89%. For a closer look at November's weather patterns, you can visit Rijeka weather in November.
As December settles over Rijeka, the city experiences a distinct shift in weather compared to the milder months that precede it. The temperatures dip, averaging around 5°C, bringing a crispness to the air and inviting cozy layers as chilly nights can see lows plummet to -7°C. Alongside this drop in temperature, December is characterized by increased humidity and precipitation, with about 15 rainy days contributing to a total of 226 mm of rainfall. This combination of cooler temperatures and increased moisture fosters a unique atmosphere, perfect for embracing the festive spirit amidst the striking coastal landscapes. For a deeper understanding of how December fits into Rijeka's overall climate pattern, check out Rijeka Climate.