January Weather in Zakynthos, Greece

Last updated: August 21, 2025

January in Zakynthos, Greece offers a mild yet varied climate, with maximum temperatures reaching around 20°C (68°F) and an average of 13°C (55°F). While the minimum dips to a cool 4°C (40°F), the island experiences a high level of humidity at 76%, contributing to a fresh atmosphere. Rainfall is a notable feature, with 198 mm (7.8 in) spread across approximately 16 days, making it one of the wetter months. This blend of conditions creates a unique winter experience, inviting travelers to explore the lush landscapes and vibrant local culture amidst the cooler, rain-kissed days.

January Temperature in Zakynthos

In January, Zakynthos experiences a refreshing winter climate, with temperatures ranging from a cool 4°C (40°F) at night to a pleasant 20°C (68°F) during the day. The average temperature hovers around 13°C (55°F), making it one of the milder months of the year. As the island transitions into February, there's a slight uptick in nighttime temperatures, which now dip to 6°C (43°F), while daytime highs remain steady at 18°C (64°F), maintaining the comfy average of 13°C (56°F). March begins to show the promise of spring, with maximum temperatures creeping up to 19°C (66°F) and averages nudging up to 14°C (57°F). This gradual warming trend continues into April and May, where balmy days are highlighted by highs of 24°C (76°F) and 26°C (80°F), respectively. With each passing month, the island's temperatures repeat this positive ascent, culminating in the hot summer months of July and August. Overall, January's mild temperatures create an inviting atmosphere for those seeking a quieter getaway before the hustle and bustle of the warmer seasons.

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

The chart illustrates January temperature patterns in Zakynthos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zakynthos, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec555657606672778076706559
Data source: Temperature data for Zakynthos 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 Zakynthos

January marks the peak of winter precipitation in Zakynthos, Greece, delivering a significant 198 mm (7.8 in) of rainfall over approximately 16 days. This sets the stage for a stark contrast with the drier months to come, as February and March witness a sharp decline, with 92 mm (3.6 in) and 74 mm (2.9 in) of rain, respectively. The trend continues through spring and into summer, where monthly totals plummet to just 16 mm (0.6 in) in May and 9 mm (0.3 in) in August. Interestingly, November sees a resurgence in rainfall, totaling 237 mm (9.3 in), followed closely by December's 203 mm (8.0 in), highlighting a seasonal pattern where wet weather reigns predominantly in the winter months and brief showers characterize the warmer seasons. This distinct rainfall pattern not only shapes the landscape but also influences local flora and tourism, making January a month of transformative beauty on the island.

January Precipitation Trends in Zakynthos

The chart displays monthly precipitation patterns in Zakynthos, 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. In Zakynthos, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec198927430162215965115237203
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Zakynthos

January in Zakynthos, Greece, greets visitors with a noticeable humidity level of 76%, setting the stage for a generally moist atmosphere at the start of the year. As winter transitions into spring, the humidity fluctuates slightly, dropping to 73% in February and March before experiencing a modest increase to 75% in April. The early summer months bring an uptick, peaking to 79% in May, when the island’s lush vegetation thrives. However, as summer reaches its zenith, humidity begins to decline, dipping to 68% in August, making the warm days more pleasant. Following August, the humidity gradually rises again in the fall, stabilizing around 73% in November and settling at 75% by December. This ebb and flow of humidity not only shapes the island's climate but also enhances its breathtaking beauty throughout the year.

January Average Humidity in Zakynthos

This chart illustrates the average monthly humidity levels in Zakynthos, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Zakynthos is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%73%73%75%79%75%74%68%66%69%73%75%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Zakynthos

In Zakynthos, Greece, January typically sees a UV Index of 3, categorizing exposure as moderate, which means you can enjoy the sun for about 30 minutes before risking burn. As winter turns to spring, the UV Index gradually rises, hitting 5 in February and then climbing to 6 by March, reflecting a shift towards higher sun exposure. Notably, April marks a significant leap to 8, signaling the onset of very high UV levels that continue through the summer months, peaking at 10 from June to August. As the seasons change again, September experiences a decline to 8, followed by an easing back to 7 in October. This trend exemplifies the importance of sun safety as you explore the stunning scenery of Zakynthos. For more detailed information on seasonal sun exposure, check out the Zakynthos UV Index.

Maximum UV Index Levels in Zakynthos for January

The chart shows the monthly maximum UV Index (UVI) for Zakynthos 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. In January, the maximum UV index in Zakynthos typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356891010108743
Data source: Zakynthos 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 Zakynthos

January marks the beginning of a sun-drenched journey in Zakynthos, Greece, boasting 207 hours of sunshine, which sets a hopeful tone for the year ahead. As winter fades into spring, February experiences a delightful increase to 267 hours, enticing visitors to embrace the emerging warmth. March ushers in a more vibrant 334 hours, while April shines even brighter with 348 hours, signaling the arrival of the holiday season. May and June see sun-seekers basking in 400 and 408 hours respectively, with the idyllic summer months of July and August reaching an impressive peak of 420 and 393 hours. As fall approaches, the sun remains generous, offering 344 hours in September and 315 hours in October. However, as the year winds down, November and December bring a gentle retreat with 268 and 255 hours of sunshine. This trend illustrates the island's gradual transition from a crisp winter to a gloriously sun-kissed summer, making Zakynthos a captivating destination year-round.

Monthly Sunshine Duration in Zakynthos: January Highlighted

The January sunshine duration represents the total number of hours Zakynthos 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.
JanFebMarAprMayJunJulAugSepOctNovDec207h267h334h348h400h408h420h393h344h315h268h255h
Data source: Zakynthos January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Zakynthos During January

In Zakynthos, Greece, January offers a 34% chance of sunny weather, marking it as one of the cooler months with limited sunshine. This relatively low likelihood contrasts sharply with the following months, where the probabilities of sun take a significant leap. As the seasons progress into February and March, the likelihood of sunny days rises dramatically to 64% and 59% respectively, hinting at a gradual shift towards more favorable weather. By late spring and into summer, the sunshine likelihood skyrockets, reaching an impressive 97% in both July and August. Thus, while January may be characterized by its cooler and cloudier disposition, the promise of vibrant sunshine is just around the corner as the year unfolds, inviting visitors to relish the sun-drenched days ahead.

Percentage of Sunny Days in January in Zakynthos

The chart illustrates the percentage of sunny days in Zakynthos 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 Zakynthos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec34%64%59%57%72%88%97%97%75%55%36%52%
Data source: Zakynthos January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Zakynthos in January

In Zakynthos, Greece, January marks the beginning of the year with about 9 hours of daylight, setting the stage for a gradual increase in sunshine as winter fades. As February rolls in, the days begin to lengthen, reaching 10 hours of light, while March offers an additional hour, bringing 11 hours of daylight. This upward trend continues into the vibrant spring months, where April delights with 13 hours and May shines with 14 hours—the peak of late spring and early summer luminosity. Interestingly, June, July, and August maintain this splendid 14-hour daylight, offering abundant opportunities for exploration and relaxation under the sun. As autumn approaches, the daylight gradually diminishes, starting from 13 hours in August down to 9 hours by December. This cyclical pattern not only highlights the seasonal charm of Zakynthos but also invites visitors to enjoy the gradual transition of light throughout the year.

Average Daylight Hours in Zakynthos for January

The chart illustrates the variation in daylight duration in Zakynthos throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 52m10h 47m11h 58m13h 11m14h 12m14h 43m14h 27m13h 32m12h 23m11h 10m10h 7m9h 34m
Data source: Zakynthos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Zakynthos

In January, Zakynthos experiences its most blustery conditions, boasting an average wind speed of 8.0 m/s (18 mph), making it a lively start to the year. This gusty month sets itself apart from the calmer winds of the following months, where speeds tend to drop significantly, particularly in the late winter and spring. February through May sees a gradual decline, with winds averaging between 4.9 m/s (11 mph) and 5.1 m/s (11 mph), creating a more serene atmosphere as nature begins to bloom. As the summer approaches, the winds remain gentle, peaking slightly in July before tapering down again in the subsequent months. Interestingly, November brings a noticeable uptick to 5.7 m/s (13 mph), hinting at a shift as summer’s warmth fades. Overall, January's winds mark the beginning of a transition, leading into a milder and more temperate spring before the autumnal breezes return, giving Zakynthos its characteristic charm throughout the seasons.

Average January Wind Speed in Zakynthos

The chart displays monthly wind speed patterns in Zakynthos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8.0 m/s5.15.05.04.94.24.84.54.05.15.76.8
Data source: Zakynthos January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Zakynthos Compares to Other Months

Weather in Zakynthos varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Zakynthos, focusing on differences in temperature, rainfall, humidity, and UV levels.

January and February present a noticeable contrast in weather patterns. January typically experiences a wider temperature range, with minimums dropping to around 4°C (40°F) and maximums reaching up to 20°C (68°F). In contrast, February sees slightly warmer minimum temperatures averaging at 6°C (43°F) and a maximum of 18°C (64°F). Precipitation is also more abundant in January, with 198 mm (7.8 in) over 16 days, compared to February’s 92 mm (3.6 in) spread over 11 days. Additionally, February has a marginally lower humidity level at 73% compared to January’s 76%. For more detailed insights about February weather, check out Zakynthos weather in February.

In comparing January and March weather, January typically experiences slightly lower temperatures, with a minimum of 4°C and an average of 13°C, while March sees a slight increase in temperatures, starting at a minimum of 6°C and averaging 14°C. January is also characterized by significantly higher precipitation, totaling 198 mm over 16 days, compared to March's 74 mm over just 11 days. Additionally, January has higher humidity levels at 76%, whereas March's humidity is marginally lower at 73%. For more detailed information about weather conditions during this time, you can visit Zakynthos weather in March.

In January, the weather tends to be cooler, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 20°C (68°F) and an average of 13°C (55°F). Additionally, the month sees significant precipitation, totaling 198 mm (7.8 in) over 16 days, resulting in a humidity level of 76%. In contrast, April brings warmer temperatures, with a minimum of 11°C (52°F), an average of 16°C (61°F), and a maximum of 24°C (76°F). This month also experiences much less rainfall, averaging just 30 mm (1.2 in) over 5 days, with humidity remaining relatively stable at 75%. For more details about the weather in April, you can visit Zakynthos weather in April.

In January, the weather is quite cool, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 20°C (68°F) and an average of 13°C (55°F). The month sees significant rainfall, with 198 mm (7.8 in) of precipitation over 16 days, along with a humidity level of 76%. In contrast, May brings warmer temperatures, with a minimum of 13°C (56°F), an average of 19°C (66°F), and a maximum of 26°C (80°F). Rainfall drops dramatically to just 16 mm (0.6 in) over only 4 days, and humidity increases slightly to 79%. For more details on May's pleasant weather, you can check out Zakynthos weather in May.

The weather in January is notably cooler and wetter compared to June. With temperatures ranging from a chilly 4°C (40°F) to a mild 20°C (68°F), January experiences significant precipitation, totaling 198 mm (7.8 in) over approximately 16 days, resulting in a high humidity level of 76%. In contrast, June brings much warmer conditions, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 28°C (83°F). This month is characterized by considerably less rainfall, receiving only 22 mm (0.9 in) over just 2 days, while humidity remains relatively stable at 75%. For more details on the conditions you can expect in June, check out Zakynthos weather in June.

In January, the weather is cool and relatively wet, with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 20°C (68°F). With precipitation totaling 198 mm (7.8 in) spread over 16 days, the month is characterized by a high humidity level of 76%. In contrast, July brings much warmer temperatures, averaging between 20°C (69°F) and 29°C (85°F), with minimal rainfall of just 15 mm (0.6 in) occurring over only 1 day. The humidity slightly decreases to 74%, making July a much drier and sunnier month. For a detailed look at Zakynthos in July, you can check Zakynthos weather in July.

January and August present starkly contrasting weather conditions. In January, temperatures range from a chilly minimum of 4°C (40°F) to a comfortable maximum of 20°C (68°F), accompanied by significant rainfall totaling 198 mm (7.8 in) over 16 days, resulting in a high humidity level of 76%. Conversely, August enjoys much warmer temperatures, with a minimum of 22°C (72°F) and a maximum reaching 30°C (87°F). Precipitation during this month is minimal at just 9 mm (0.3 in) over only 1 day, and humidity drops to 68%. For a more detailed overview of weather conditions, check out Zakynthos weather in August.

In January, the weather tends to be significantly cooler and wetter, with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 20°C (68°F), and an average precipitation of 198 mm (7.8 in) over 16 days. This month also experiences higher humidity levels at 76%, making the atmosphere feel quite damp. In contrast, September offers a more temperate climate, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 29°C (84°F). Precipitation drops to 65 mm (2.6 in) over just 5 days, and humidity decreases to 66%. This shift in weather makes September a more inviting time for outdoor activities and exploration. For more details, check out Zakynthos weather in September.

When comparing the weather in January to that of October, a noticeable contrast emerges. January experiences cooler temperatures, with averages around 13°C (55°F) and a maximum of 20°C (68°F), while October boasts warmer conditions, with average temperatures rising to 21°C (70°F) and peaks hitting 27°C (81°F). Additionally, January is considerably wetter, averaging 198 mm of precipitation over 16 days, compared to October's 115 mm over just 8 days. The humidity levels are also slightly higher in January at 76%, while October enjoys a more comfortable 69%. For a deeper look into October's climate specifics, check out Zakynthos weather in October.

In January, the weather is cooler with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 20°C (68°F), while November enjoys milder conditions, with temperatures averaging between 12°C (54°F) and 23°C (75°F). January also experiences more significant rainfall, totaling 198 mm (7.8 in) over 16 days, compared to November's 237 mm (9.3 in) over just 15 days. Additionally, humidity levels are slightly higher in January at 76%, compared to 73% in November, making the latter month feel more comfortable. For a detailed look at November weather, check out Zakynthos weather in November.

In comparing the weather between January and December, January typically experiences slightly cooler temperatures, with minimums of 4°C (40°F) compared to December's 8°C (48°F). The average temperature in January is also lower at 13°C (55°F) versus December’s 15°C (59°F). Both months see similar maximum temperatures, reaching up to 20°C (68°F) and 20°C (67°F), respectively. Precipitation is quite similar as well, with January receiving 198 mm (7.8 in) over 16 days, while December has 203 mm (8.0 in) spread across 18 days. Humidity remains relatively stable, with January at 76% and December at 75%. For more details on December weather in Zakynthos, you can visit Zakynthos weather in December.

Compare Zakynthos's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Zakynthos

In January, Zakynthos experiences a significant departure from its sunnier summer months, with cooler temperatures and increased precipitation. The island’s weather is marked by an average temperature that hovers around a mild 13°C, providing a refreshing contrast to the heat of summer. Frequent rainfall, with about 16 days seeing precipitation, adds to the lush greenery and vibrant natural beauty that is a hallmark of winter. While humidity levels remain high, the crisp air offers a different charm, making it an ideal time for those seeking a quieter escape. For more insights into Zakynthos's weather patterns throughout the year, check out Zakynthos Climate.