Bilecik Climate

Last updated: January 18, 2025

Bilecik, Turkey, exhibits a diverse climate characterized by the Köppen-Geiger classifications of Csb and Cfb, indicating a temperate oceanic climate with significant seasonal variation. The region experiences a minimum temperature plunging to -26°C (-15°F) in January, showcasing its capacity for harsh winter conditions. In contrast, the average annual temperature rests around 13°C (56°F), while the summer months can see soaring highs of up to 40°C (105°F) in July. This unique climatic profile results in distinct seasonal shifts, influencing both local ecology and human activities.

Bilecik temperature by month

Bilecik, Turkey, experiences pronounced seasonal temperature variations that reflect its temperate climate. Winters are notably harsh, with January and February recording minimum temperatures as low as -26°C (-15°F) and -17°C (1°F), respectively, alongside average temperatures hovering around 2°C (36°F). As spring approaches, March shows a gradual warming trend, illustrated by an increase in average temperatures to 7°C (44°F). By May, Bilecik transitions into a warm summer, characterized by maximum temperatures peaking at 37°C (98°F) in May and soaring to 40°C (105°F) in July and September, while average temperatures remain comfortably in the low 20s. As autumn sets in, temperatures begin to dip again, with October and November experiencing a return to cooler conditions, ultimately leading back to the chill of winter. This cyclical pattern underscores the region's dynamic climate, fostering a robust ecosystem and shaping local lifestyles throughout the year.

Monthly Temperatures in Bilecik, Turkey

The chart illustrates Bilecik's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec364044526268737467584842
Data source: Bilecik temperature data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

In January, Dodurga experiences minimum temperatures of -24°C (-11°F) and maximums of 37°C (99°F) in September, making it a location with significant seasonal temperature variation. Meanwhile, Bozuyuk records a slightly colder January minimum of -25°C (-13°F) and peaks at 38°C (101°F) in September, while Bilecik has a minimum of -23°C (-8°F) in January and reaches a maximum of 39°C (103°F) in September. For more details, you can explore the monthly temperatures in Dodurga here, Bozuyuk here, and Bilecik here.

Precipitation Patterns in Bilecik

In Bilecik, Turkey, precipitation patterns demonstrate significant seasonal variability, aligning closely with the region's temperate climate. The winter months of January and February receive considerable rainfall, with January averaging 67 mm (2.6 in) over 11 days and February slightly less at 51 mm (2.0 in) across 9 days. The spring months see a slight uptick in precipitation, particularly in March, which records 75 mm (3.0 in). May remains one of the wetter months with 78 mm (3.1 in) of rain, as the region prepares for the dry summer ahead.

As summer arrives, Bilecik’s precipitation sharply declines, reaching its lowest points in July and August, with only 21 mm (0.8 in) and 13 mm (0.5 in) respectively, and just a few days of rainfall—4 and 2 days. Autumn brings a modest increase in precipitation, particularly in October and November, with total rainfall measuring 37 mm (1.4 in) and 40 mm (1.6 in), respectively. December stands out as the wettest month, with rainfall peaking at 82 mm (3.2 in) over 12 days, marking a return to a more consistently rainy climate as winter approaches.

Monthly Average Precipitation in Bilecik, Turkey

The average monthly precipitation in Bilecik, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec675176617871211319374082
Data source: Bilecik precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
Choose your preferred precipitation unit

Sunshine Duration in Bilecik

Bilecik, Turkey, exhibits distinct seasonal variations in sunshine duration, reflecting its temperate climate. Starting with the winter months, January experiences the least sunlight with 170 hours, gradually increasing to 227 hours in February. As spring unfolds, sunshine hours rise more dramatically, culminating in April with 324 hours. This upward trend continues into late spring and early summer, with May seeing 376 hours and June reaching 393 hours, showcasing the region's transition towards sunnier days. Each month leading up to July reveals a consistent increase, reinforcing the anticipation of the warm summer months.

July stands out as the peak sunshine month, with an impressive 422 hours of sunlight, providing ample opportunity for outdoor activities. August maintains a high level of sunshine at 394 hours, although a slight decline begins in September, which holds 342 hours. As autumn sets in, sunshine hours further diminish, with October offering 302 hours and November decreasing to 254 hours. The gradual waning of sunlight continues into December with 217 hours, marking the return to winter's lower light levels. This pattern highlights Bilecik's clear seasonal shifts, emphasizing the contrast between the abundant sunshine of summer and the more subdued light of the winter months.

Monthly Sunshine in Bilecik, Turkey

Monthly sunshine duration represents the total hours of direct sunlight Bilecik receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec170h227h297h324h376h393h422h394h342h302h254h217h
Data source: Bilecik sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Bilecik UV Index Trends

In Bilecik, Turkey, the UV Index exhibits notable fluctuations throughout the year, reflecting the region's changing seasons. Starting in winter, January and December both have a moderate UV Index of 3, allowing for 30 minutes of safe sun exposure. As spring approaches, February sees an increase to 5, which still falls under the moderate category. March and April take a sharp turn, each registering a UV Index of 8, categorized as very high and necessitating careful sun protection with a recommended burn time of just 15 minutes. This upward trend in UV exposure highlights the need for increased awareness as the warmer months approach.

The summer months in Bilecik pose the greatest risk for sunburn, with June and July peaking at an extreme UV Index of 11, allowing for only 10 minutes of unprotected sun. Notably, August follows closely behind with a UV Index of 10, maintaining very high levels of solar radiation. As summer transitions to autumn, the UV Index begins to decline, dropping to 8 in September, then further to 6 in October, categorized as high, which permits a slightly longer burn time of 25 minutes. By late fall, November sees a moderate UV Index of 4, ultimately returning to 3 in December. This seasonal overview emphasizes the importance of sun safety measures during peak periods, particularly from late spring through summer.

Monthly Maximum UV Index for Bilecik, Turkey

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Bilecik. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec3588101111108643
Data source: Bilecik UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

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.

Daylight Hours in Bilecik

In Bilecik, Turkey, daylight duration presents a clear seasonal cycle that reflects the shifting positions of the sun throughout the year. During the winter months, January and December offer the least amount of daylight, both clocking in at 9 hours. February sees a slight improvement to 10 hours, hinting at the gradual transition towards spring. As days lengthen in March and April, daylight reaches 11 hours and 13 hours, respectively, creating an inviting atmosphere for outdoor activities. The peak daylight hours occur during late spring and early summer; May, June, and July all feature 14 hours of daylight, providing ample opportunities for sunlit adventures.

As summer wanes, daylight begins to taper off, with August reflecting a decrease to 13 hours. The trend continues with September experiencing 12 hours, followed by October's return to 11 hours. This gradual reduction leads to November, where daylight drops back to 9 hours, matching the earlier winter months. This cyclical pattern of increasing and decreasing daylight underscores the importance of seasonal changes in Bilecik, influencing local lifestyle, agriculture, and outdoor activities throughout the year.

Average Monthly Daylight Hours in Bilecik, Turkey

This chart shows the total daylight hours Bilecik receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec579h639h717h796h864h897h880h820h744h665h596h560h
Data source: Bilecik daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Bilecik's Popular Destinations

Bilecik, Turkey experiences a diverse climate, characterized by cold winters and warm summers. January sees significant temperature fluctuations, with average temperatures around 3°C (38°F) and precipitation peaking at 66 mm (2.6 in). The summer months of June through August exhibit higher temperatures, averaging 21-24°C (70-76°F), and reduced rainfall, particularly in July and August. Sunshine is abundant, with July boasting the most hours at 421, creating a warm and pleasant atmosphere ideal for outdoor activities. For a more detailed overview, visit Bilecik climate.

Bozuyuk, Turkey experiences a continental climate characterized by cold winters and warm summers. January and February see minimum temperatures plummeting to -25°C (−13°F) and -17°C (2°F) respectively, while July and August can peak at 37°C (99°F) and 38°C (100°F). Precipitation is highest in spring, particularly in May, with an average of 91 mm (3.6 in), and diminishes significantly during the summer months. The region enjoys abundant sunshine, peaking at 422 hours in July. For more detailed information, visit Bozuyuk climate.

Dodurga, Turkey experiences a diverse climate with cold winters and warm summers. January can see temperatures drop as low as -24°C (-11°F), while July peaks at a warm 36°C (97°F). Precipitation varies throughout the year, with May receiving the most rain at 95 mm (3.7 in), contrastly, July and August are the driest months. Sunshine is abundant during summer, reaching up to 425 hours in July, making it an ideal time for outdoor activities. For more details, visit Dodurga climate.

The climate in Golpazari, Turkey, features cold winters and hot summers, with January experiencing minimum temperatures as low as -26°C (-15°F) and maximum temperatures reaching 22°C (72°F). As spring approaches, temperatures rise significantly, peaking in July and August at maximums of 39°C (103°F). Rainfall varies throughout the year, with December being the wettest month at 84 mm (3.3 in) and significantly lower precipitation observed in the summer months. Sunshine hours are abundant, particularly in July, boasting 421 hours of sun. For more details, visit Golpazari climate.

Inhisar, Turkey experiences a diverse climate, with winter temperatures dipping as low as -21°C (-5°F) in January and rising to a summer peak of 40°C (104°F) in July. Precipitation varies throughout the year, with January seeing the highest rainfall at 58 mm (2.3 in), while August is the driest month with only 10 mm (0.4 in). Sunshine hours are abundant, peaking at 423 hours in July, providing plenty of daylight during the warmest months. This combination of temperature and rainfall contributes to a unique climate profile, making Inhisar climate an interesting study in seasonal variations.

Kuplu, Turkey, experiences a diverse climate with cold winters and hot summers. January temperatures range from a frigid -25°C to a mild 21°C, while July maxes out at a scorching 37°C. Precipitation varies throughout the year, peaking in May with 91 mm, and sees the least rainfall during the hot summer months. The region enjoys significant sunshine, particularly in July with 422 hours. For more detailed information, visit Kuplu climate.

Osmaneli, Turkey experiences a diverse climate with significant temperature variations throughout the year. Winter months, particularly January and February, can see minimum temperatures drop to as low as -23°C (-8°F), while summers bring heat, with July and August both reaching maximums of 39°C (102°F). Precipitation is highest in the winter and spring months, peaking at 79 mm (3.1 in) in December, and sunshine hours are abundant, particularly in July with 421 hours of sunlight. For more detailed information, visit Osmaneli climate.

Pazaryeri, Turkey experiences a diverse climate characterized by cold winters and warm summers. January sees minimum temperatures drop to -25°C and average highs around 21°C, while July often reaches maximums of 37°C. Rainfall is highest in May (91 mm) and lowest in August (15 mm), reflecting a generally dry summer. Sunshine peaks in July with 422 hours, contributing to the warm temperatures during the summer months. For more in-depth information, visit Pazaryeri climate.

The climate in Sogut, Turkey, exhibits significant seasonal variation, with cold winters and hot summers. January temperatures can dip as low as -26°C (-15°F), while July sees highs reaching up to 39°C (103°F). Precipitation is relatively high from late fall to spring, peaking in May at 83 mm (3.3 in) before tapering off in the summer months. Sunshine is abundant, with July enjoying the most daylight at 423 hours. For a detailed overview, visit Sogut climate.

Vezirhan, Turkey experiences a diverse climate with cold winters and hot summers. January temperatures can drop to -23°C (-8°F), while July sees highs of up to 39°C (103°F). Precipitation is highest in the winter months, particularly in March and December, with 73 mm (2.9 in) and 79 mm (3.1 in) respectively, while summer months tend to be drier. Abundant sunshine characterizes Vezirhan from late spring to summer, peaking at 421 hours in July. For more detailed information, visit Vezirhan climate.

Yarhisar, Turkey experiences a diverse climate characterized by cold winters and hot summers. January sees temperatures ranging from -20°C to 22°C with significant precipitation of 75 mm. The warmest months, July and August, have average highs around 24°C with minimal rainfall, making them the driest months. Meanwhile, the area enjoys abundant sunshine, peaking at 424 hours in July. For more details on the climate, visit Yarhisar climate.

Yenipazar, Turkey, experiences a diverse climate with cold winters and hot summers. January temperatures range from a chilly -22°C to a mild 21°C, while July can soar up to 39°C. Precipitation varies throughout the year, peaking in December with 87 mm and dropping significantly during the summer months. Sunshine hours are abundant, particularly in July with 421 hours, making it the sunniest month. For more detailed information, visit Yenipazar climate.

Conclusion

In conclusion, Bilecik, Turkey, showcases a dynamic interplay of climate factors, including temperature, precipitation, sunshine duration, UV index, and daylight hours, which collectively shape the region's seasonal character. With its marked seasonal variations, residents and visitors can expect a spectrum of experiences, from the cold, shorter days of winter to the long, sunlit summers. The data reveals not only the beauty of Bilecik's natural environment but also emphasizes the necessity for seasonal adaptations in lifestyle and outdoor activities. Understanding these climatic nuances enables better preparation for weather conditions, ensuring that individuals can enjoy all that this picturesque region has to offer throughout the year.

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