Last updated: August 27, 2025
December in Iznik, Turkey offers a unique winter experience characterized by mild temperatures and increased precipitation. The maximum temperature reaches a comfortable 19°C (67°F), while the average hovers around 7°C (45°F), dipping to a crisp -5°C (23°F) at night. With 97 mm (3.8 in) of rainfall spread over 13 days, this month brings a significant amount of moisture, resulting in a humidity level of 85%. Visitors can expect a peaceful, albeit damp atmosphere, making December a perfect time to explore the rich history and landscapes of this charming town.
In December, Iznik, Turkey, experiences a noticeable chill as the mercury dips to a minimum of -5°C (23°F), creating a crisp atmosphere that signals the onset of winter. The average temperature hovers around 7°C (45°F), while the days see a pleasant maximum of 19°C (67°F), offering a mix of cold mornings and relatively mild afternoons. This month serves as a precursor to the harsher frost of January and February, with temperatures gradually trending downward from the more temperate conditions of autumn. As the year comes to a close, the transition from the previous month's moderate warmth is evident, with December symbolizing both a time of reflection and the beauty of winter's embrace in this historic region.
In December, Iznik, Turkey, experiences a notable increase in precipitation, with an impressive 97 mm (3.8 in) of rainfall, making it one of the wettest months of the year. This spike in precipitation is accompanied by 13 rainy days, suggesting a persistent dampness that blankets the region as winter settles in. The trend of rising precipitation from the dry summer months, where rainfall plummets to just 19 mm (0.7 in) in August, to this December peak highlights the seasonal shift that transforms the landscape. As the year draws to a close, the increased moisture not only rekindles the lush greenery but also prepares the terrain for the forthcoming spring revitalization.
In December, Iznik experiences a notable rise in humidity, reaching 85%, making it one of the most humid months of the year. This increase follows a gradual trend from November’s 82% as the colder winter months settle in. Humidity levels have a clear seasonal pattern, peaking in the winter and dropping to their lowest in the summer months of July and August, where they plummet to 63% and 55%, respectively. The transition from the dryness of summer to the damp chill of winter is evident, with December standing out as a month that brings the air to life, enveloping Iznik in a refreshing embrace of moisture.
As December rolls into Iznik, Turkey, the UV Index dips to a low level of 2, allowing for safer outdoor activities with a burn time of 45 minutes. This is a noticeable decrease from the very high levels experienced during the summer months, where the UV Index often soared to 10. The trend throughout the year shows a shift from moderate exposure in the winter and early spring, peaking in the summer, and then tapering back as winter sets in. For sun-seekers and outdoor enthusiasts, December offers a welcome reprieve with minimal risk of sunburn, making it an ideal time to explore the natural beauty of this historic region. For detailed information, check out the Iznik UV Index.
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December in Iznik, Turkey, welcomes 217 hours of sunshine, a delightful cap to a year rich with bright days. As winter sets in, the sunlight begins to wane compared to the vibrant peak in July, which boasts an impressive 424 hours. However, December still enjoys more sunshine than the earlier winter months, like January's 165 hours, and February's 227 hours, hinting at a gradual transition from the chilly gloom towards the lively awakening of spring. This gentle decline from autumn’s 343 hours in September to the year-end glimmers embodies the serene beauty of a Turkish winter, making Iznik a hidden gem for those who appreciate the softer hues of the season.
In Iznik, Turkey, December offers a 32% chance of sunny weather, marking a slight dip as the year draws to a close. While this probability is higher than in the chillier months of January and March, it lags behind the more sun-drenched summer months, where chances soar to 69% in July and 76% in August. The gradual increase in sunshine from January's mere 27% to the lively 57% in May signals a transition into more favorable weather as the seasons change. Thus, while December may not be the sunniest of months, it hints at the promise of brighter days ahead as winter gently recedes.
As December settles in Iznik, Turkey, residents experience a return to shorter days, with daylight lasting just 9 hours—a stark contrast to the longer days of summer. This decline in daylight duration begins in the autumn months, with November also offering 9 hours of sunlight, suggesting a gradual retreat into the winter season. The trend becomes apparent as the year progresses: from the bustling 14 hours of daylight in the peak summer months of May to July, the days steadily shorten, providing a rhythmic ebb and flow that characterizes Iznik’s seasonal cycle. While the city may embrace the cozy feel of winter, the promise of longer, sun-drenched days hovers just around the corner as the year draws to a close.
As December rolls into Iznik, Turkey, the wind carries with it a refreshing chill, with an average speed of 2.1 m/s (5 mph). This steady breeze is emblematic of the season, echoing the patterns set earlier in the year. Notably, December's wind speed mirrors that of several preceding months, showcasing a consistency that brings a breath of crisp air to the picturesque landscape. Throughout the year, wind speeds have gently fluctuated, peaking in July, August, and September at 2.2 m/s and dipping slightly in the spring and early summer months. However, the arrival of December reestablishes a familiar briskness, inviting visitors to embrace the serene beauty of this enchanting town during the winter months.
Weather in Iznik varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Iznik, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January present distinct weather patterns, showcasing a transition from the end of the year into the new one. December typically has milder temperatures, with minimums around -5°C (23°F) and an average of 7°C (45°F), while January experiences colder lows of -15°C (5°F) despite having slightly higher daytime highs that can reach up to 22°C (71°F). Precipitation is relatively similar, with December receiving 97 mm over 13 days and January slightly less at 84 mm over 12 days. Both months maintain high humidity levels, around 85% in December and 84% in January, contributing to a damp atmosphere. For more detailed insights on January’s weather, you can visit Iznik weather in January.
December weather tends to be milder, with average temperatures ranging from a minimum of -5°C (23°F) to a maximum of 19°C (67°F), while February experiences slightly colder minimums of -10°C (14°F), though maximum temperatures can reach up to 22°C (72°F). Precipitation is more frequent in December, with 97 mm (3.8 in) over 13 days compared to February's 59 mm (2.3 in) across 11 days. Humidity levels remain similar between the two months, with December at 85% and February slightly lower at 84%. For a closer look at what February has to offer, check out Iznik weather in February.
In December, temperatures typically range from a minimum of -5°C (23°F) to a maximum of 19°C (67°F), with an average of 7°C (45°F). The month experiences a significant amount of precipitation, totaling 97 mm (3.8 in) over about 13 days, coupled with high humidity at 85%. In contrast, March sees slightly cooler weather with a minimum of -8°C (18°F) and a maximum of 23°C (74°F), yielding an average temperature of 8°C (46°F). Precipitation in March is a bit lower at 84 mm (3.3 in), also spread across 13 days, while humidity remains relatively constant at 83%. For more details on March weather specifics, you can check Iznik weather in March.
In December, temperatures in Iznik can dip as low as -5°C (23°F) and reach a maximum of 19°C (67°F), with an average of around 7°C (45°F). The month is characterized by high precipitation, averaging 97 mm (3.8 in) over 13 days and humidity levels at 85%, creating a damp and chilly atmosphere. In contrast, April shows a noticeable warming trend, with minimum temperatures around -1°C (31°F) and highs reaching up to 27°C (82°F), averaging 12°C (53°F). Precipitation decreases significantly to 55 mm (2.2 in) over about 10 days, and humidity drops to 76%, resulting in a more pleasant spring climate. For more details, check out Iznik weather in April.
December and May present contrasting weather conditions. In December, temperatures range from a chilly -5°C (23°F) at night to a milder 19°C (67°F) during the day, with an average temperature of 7°C (45°F). This month experiences substantial precipitation, totaling 97 mm (3.8 in) over about 13 days, and the air remains quite humid at 85%. In stark contrast, May brings a noticeable warmth, with minimum temperatures around 4°C (40°F) and daytime highs reaching up to 34°C (94°F), averaging 17°C (63°F). The precipitation in May is lighter at 69 mm (2.7 in) over 11 days, accompanied by a lower humidity level of 77%. For more detailed information, you can check Iznik weather in May.
December and June present a striking contrast in weather patterns. December experiences cooler temperatures, with a minimum of -5°C (23°F) and an average of 7°C (45°F), while June boasts much warmer conditions, with a minimum of 8°C (47°F) and an average of 21°C (70°F), peaking at 34°C (93°F). Precipitation is a notable aspect in both months, with December receiving 97 mm (3.8 in) of rain over 13 days, slightly more than June’s 79 mm (3.1 in) over the same number of days. Additionally, December's humidity is higher at 85%, compared to June's more comfortable 70%. For those interested in exploring June's weather in Iznik, more details can be found here: Iznik weather in June.
December and July present distinct contrasts in weather conditions. In December, temperatures range from a chilly -5°C (23°F) at night to a mild 19°C (67°F) during the day, with an average around 7°C (45°F). The month is relatively wet, receiving 97 mm (3.8 in) of precipitation over about 13 days, accompanied by high humidity levels at 85%. In contrast, July boasts much warmer temperatures, with nighttime lows of 13°C (55°F) and daytime highs reaching 37°C (99°F), averaging around 24°C (75°F). Precipitation drops significantly to just 37 mm (1.5 in) over only 6 days, and the humidity is lower at 63%. For a detailed look at July weather specifics, check out Iznik weather in July.
December and August present strikingly different weather conditions. In December, temperatures can drop as low as -5°C (23°F) with an average of 7°C (45°F) and highs reaching 19°C (67°F). This month experiences significant precipitation, averaging 97 mm (3.8 in) over about 13 days, coupled with high humidity levels of 85%. In contrast, August boasts a much warmer climate, with temperatures ranging from a minimum of 13°C (56°F) to a scorching maximum of 38°C (100°F), and an average temperature of 24°C (76°F). Precipitation during this summer month is minimal at just 19 mm (0.7 in) across approximately 3 days, accompanied by lower humidity levels of 55%. For more specifics on the weather during this time, check out Iznik weather in August.
December and September present stark contrasts in weather. In December, temperatures range from a chilly -5°C (23°F) at night to a mild 19°C (67°F) during the day, averaging around 7°C (45°F). Additionally, December is marked by high humidity levels of 85% and receives around 97 mm (3.8 in) of precipitation across 13 days. In contrast, September boasts much warmer conditions, with temperatures starting at a minimum of 6°C (43°F) and soaring to a maximum of 38°C (101°F), average 21°C (69°F). The month is much drier as well, with only 31 mm (1.2 in) of rainfall over 7 days and lower humidity at 60%. For more detailed insights into September weather, visit Iznik weather in September.
In comparing the weather of December and October, it’s evident that December is considerably cooler with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 19°C (67°F), while October features a wider temperature range from a minimum of 3°C (37°F) to a peak of 35°C (95°F). Additionally, December experiences more precipitation, totaling 97 mm (3.8 in) over approximately 13 days, in contrast to October's 45 mm (1.8 in) spread over 8 days. The humidity levels also indicate a noticeable difference, with December averaging at 85% compared to October's 73%. For more insights into October's weather specifics, you can visit Iznik weather in October.
In December, temperatures range from a chilly -5°C (23°F) to a milder high of 19°C (67°F), with an average of 7°C (45°F), indicating a drop compared to November's more moderate temperatures, which stretch from -1°C (30°F) to a pleasant 26°C (79°F) and average at 11°C (52°F). Additionally, December sees significantly more rainfall, with 97 mm (3.8 in) over 13 days, compared to November's 48 mm (1.9 in) over just 8 days. Humidity levels remain relatively high in both months, but December's 85% slightly surpasses November's 82%. For a closer look at the weather during this time, check out Iznik weather in November.
As December unfolds in Iznik, the weather takes on a distinct character, marked by a notable drop in temperatures and an increase in precipitation compared to other months. This period often sees chilly days with a mix of rain, creating a cozy atmosphere perfect for warm beverages and indoor activities. With humidity levels soaring, December invites a refreshing end to the year, offering a unique contrast to the warmer, drier months that preceded it. For more insights into how the climate shapes your experience in this picturesque Turkish town, explore Iznik Climate.