May Weather in Poros, Greece

Last updated: February 6, 2025

In May, Poros experiences a delightful transition into warmer weather, with maximum temperatures climbing to 27°C (81°F) while the average hovers around a pleasant 20°C (68°F). The nights bring a refreshing chill, with lows of 14°C (57°F). This month is generally dry, featuring only 11 mm (0.5 in) of precipitation spread across just 2 days, allowing ample opportunity to enjoy the island's natural beauty. Coupled with a humidity level of 77%, May provides a comfortable climate perfect for outdoor adventures and soaking up the sun on Poros’ stunning beaches.

May Temperature in Poros

May in Poros, Greece, ushers in a delightful spring warmth, marking a significant shift in temperatures as the island transitions toward summer. With minimums around 14°C (57°F) and averages settling at 20°C (68°F), the days become increasingly enjoyable, perfect for outdoor exploration. The highs can reach a pleasant 27°C (81°F), making this month ideal for sun-seekers and nature enthusiasts alike. As the sun shines brighter and the seas warm up, visitors can expect a vibrant atmosphere filled with blooming flora and picturesque landscapes, setting the stage for an unforgettable experience on this charming island.

May Weather in Poros: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Poros, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec535556606875818277706457
Data source: Temperature data for Poros generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Poros

May in Poros, Greece sees a noteworthy decline in precipitation, with only 11 mm (0.5 in) of rain recorded over just 2 days. This is a stark contrast to the heavier rainfall in the earlier months such as January and February, which typically experience over 45 mm of rain and about 7 days of wet weather. As spring transitions into early summer, the significantly lower precipitation not only marks a shift towards drier conditions but also sets the stage for the warm summer months ahead. This trend of diminishing rainfall continues into June, suggesting that visitors can expect predominantly sunny days as the season progresses.

May Precipitation Trends in Poros

The chart displays monthly precipitation patterns in Poros, with values for each month alongside May's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec5246332712125630284760
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Poros

In May, Poros, Greece, experiences a notable rise in humidity, reaching 77%, which is slightly higher than the preceding months. This increase marks a subtle transition from the cooler spring months, where humidity levels hovered around 74-75% from March to April. Following May, humidity begins a gradual decline through the summer, dipping to its lowest in August at 63%. This pattern suggests that while May's humidity can feel somewhat muggy, it heralds the impending warmth of summer, making it a pivotal month in Poros's climatic cycle.

May Average Humidity in Poros

This chart illustrates the average monthly humidity levels in Poros, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%77%72%68%63%65%72%75%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Poros

As May unfolds in Poros, Greece, the UV Index escalates to 10, marking a very high exposure category that demands attention. With a burn time of just 15 minutes, it’s essential to take protective measures against the sun's potent rays. Following a steady increase from January’s moderate index of 3, the intensity sharply rises, peaking in May alongside June and July, which similarly boast a UV Index of 10. This pattern underscores the growing potential for sunburn as summer approaches, making it crucial for both residents and visitors to stay informed. For more specific insights into the UV Index throughout the year, check Poros UV Index.

Maximum UV Index Levels in Poros for May

The chart shows the monthly maximum UV Index (UVI) for Poros in May, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3468101010108743
Data source: Poros May 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.

May Sunshine in Poros

May in Poros, Greece, is a dazzling time where the sun truly begins to shine, offering an impressive 399 hours of sunlight. This represents a remarkable peak in the spring season, reflecting a trend of increasing sunlight hours as the year unfolds. Following April's 347 hours, the month of May sets the stage for the summer months, which continue to outshine it, like June boasting 410 hours. This gradual buildup of daylight not only enhances the island's natural beauty but also beckons travelers seeking to bask in its warm embrace. As the days grow longer, Poros transforms into a vibrant haven, perfect for those looking to enjoy the lush landscapes under a brilliant sun.

Monthly Sunshine Duration in Poros: May Highlighted

The May sunshine duration represents the total number of hours Poros experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec208h257h331h347h399h410h422h395h346h318h265h255h
Data source: Poros May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Poros During May

In Poros, Greece, the likelihood of sunny weather experiences a notable upswing as the seasons progress. May boasts a 73% chance of sunshine, making it a delightful transition into the warmer months. This increase follows a steady rise from 50% in January to 66% in February, with March and April maintaining a charming yet more unpredictable 62% and 57%, respectively. As locals and visitors alike anticipate the onset of summer, the consistent upward trend culminates in June and July, where sunny days prevail at 77% and an impressive 96%. May serves as a beautiful prelude to the sun-soaked days ahead, inviting everyone to bask in the blooming springtime warmth.

Percentage of Sunny Days in May in Poros

The chart illustrates the percentage of sunny days in Poros throughout the year, with May 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 Poros experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%66%62%57%73%77%96%97%80%60%45%55%
Data source: Poros May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Poros in May

In Poros, Greece, the daylight duration unfolds beautifully through the year, showcasing a steady progression from winter's brief 9 hours in January to a vibrant 14 hours in May. As spring progresses into summer, daylight peaks in June and July, maintaining that golden hour glow before gradually tapering off in the fall. By August, the days begin to shorten slightly, transitioning back to 13 hours and continuing the descent through September and October. This rhythmic cycle not only enhances the allure of Poros but also invites both locals and visitors to revel in the warm, sunlit days of spring and summer, making May a particularly enchanting month with 14 hours of daylight to explore and enjoy.

Average Daylight Hours in Poros for May

The chart illustrates the variation in daylight duration in Poros throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 52m10h 47m11h 58m13h 10m14h 11m14h 42m14h 26m13h 32m12h 23m11h 11m10h 8m9h 35m
Data source: Poros daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Poros

In May, Poros, Greece, experiences a gentle shift in wind patterns as the average wind speed drops to 2.9 m/s (6 mph), marking one of the quietest months of the year. This decrease follows a gradual decline from the bluster of January and February—with speeds reaching up to 5.0 m/s and 4.4 m/s respectively. The milder winds of May create a serene environment, perfect for leisurely outdoor activities or relaxing by the sea. As summer approaches, June continues this trend with an even lighter breeze at 2.5 m/s, suggesting a cozy and tranquil atmosphere ideal for soaking in the beauty of the island.

Average May Wind Speed in Poros

The chart displays monthly wind speed patterns in Poros, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.04.44.23.52.9 m/s2.53.63.44.04.84.45.5
Data source: Poros May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Poros Compares to Other Months

The weather in Poros changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Poros and find detailed weather information for every month.

May and January exhibit quite contrasting weather patterns. In May, temperatures are generally warmer, with an average of 20°C (68°F) and highs reaching up to 27°C (81°F), while January sees much cooler temperatures, averaging around 12°C (53°F) and peaking at just 20°C (69°F). Precipitation also varies significantly; May has only about 11 mm (0.5 in) of rain over just 2 days, making it a relatively dry month, whereas January experiences heavier rainfall, accumulating 52 mm (2.0 in) over 7 days. Humidity levels remain comparable, hovering around 76% in January and slightly higher at 77% in May. For more details on January weather conditions, you can check Poros weather in January.

May and February present quite different weather experiences. In May, temperatures range from a minimum of 14°C (57°F) to a maximum of 27°C (81°F), with an average of 20°C (68°F). The month sees relatively low precipitation, totaling only 11 mm (0.5 in) over just 2 days, and humidity levels hover around 77%. Conversely, February is much cooler, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 18°C (65°F), averaging at 13°C (55°F). It is also significantly wetter, receiving 46 mm (1.8 in) of rainfall over 7 days, while humidity is slightly lower at 75%. For a more detailed look at February's climate, you can visit Poros weather in February.

In comparing the weather between March and May, it is evident that May is significantly warmer, with average temperatures reaching 20°C (68°F) compared to March's 13°C (56°F). The maximum temperatures in May can soar up to 27°C (81°F), while March only peaks at 20°C (68°F). Additionally, May experiences less precipitation, averaging only 11 mm (0.5 in) over two days, in contrast to March, which receives 33 mm (1.3 in) over four days. Humidity levels are slightly higher in May at 77%, compared to 74% in March. For a closer look at March weather patterns, visit Poros weather in March.

May generally experiences warmer temperatures compared to April, with minimums of 14°C (57°F) and an average of 20°C (68°F), whereas April sees a lower minimum of 9°C (49°F) and an average of 16°C (60°F). The maximum temperatures also rise in May, reaching 27°C (81°F) compared to April's maximum of 24°C (75°F). Additionally, May has significantly less precipitation, receiving only 11 mm (0.5 in) over 2 days, while April experiences more rain at 27 mm (1.1 in) over 4 days. Humidity remains relatively similar, with May at 77% and April slightly lower at 75%. For more details on April's weather, you can visit Poros weather in April.

May typically experiences milder weather with an average temperature of 20°C (68°F) and a maximum of 27°C (81°F), accompanied by relatively high humidity at 77%. The month receives around 11 mm (0.5 in) of precipitation over just 2 days, making it a relatively dry month. In contrast, June brings warmer temperatures, with an average of 24°C (75°F) and a maximum reaching 32°C (90°F). Although June has slightly more precipitation at 12 mm (0.5 in) over the same number of rainy days, the humidity drops to 71%, resulting in a more comfortable atmosphere. For those interested in learning more about June's climate, you can find additional details here: Poros weather in June.

May and July showcase distinct differences in weather patterns. In May, temperatures range from a minimum of 14°C (57°F) to a maximum of 27°C (81°F), with an average of 20°C (68°F). The month experiences moderate humidity at 77%, along with light precipitation totaling 11 mm (0.5 in) across 2 days. In contrast, July is much warmer, with minimum temperatures starting at 22°C (71°F) and soaring to a maximum of 34°C (94°F), averaging around 27°C (81°F). This month is characterized by lower humidity at 68% and minimal rainfall, receiving only 5 mm (0.2 in) over just 1 day. For a detailed look at how the climate unfolds, you can visit Poros weather in July.

May generally features milder temperatures with a minimum of 14°C (57°F) and an average of 20°C (68°F), making it quite pleasant, especially with low precipitation (11 mm or 0.5 in) occurring over just two days. In contrast, August brings warm weather, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 34°C (93°F), making it significantly hotter, averaging 28°C (82°F) and experiencing even less precipitation at only 6 mm (0.2 in) over the month. Additionally, August's lower humidity at 63% compared to May’s 77% adds to the overall comfort during the hot summer days. For more specifics on the conditions during this summer month, check Poros weather in August.

In May, the weather is mild and pleasant, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 27°C (81°F) and an average of 20°C (68°F). The humidity is relatively high at 77%, but there is only minimal precipitation, averaging just 11 mm (0.5 in) over two days. In contrast, September offers warmer conditions, with temperatures starting at a minimum of 18°C (65°F) and reaching a maximum of 32°C (91°F), averaging around 25°C (77°F). While September experiences more rainfall, averaging 30 mm (1.2 in) over the same two days, the humidity is lower at 65%. This shift in weather makes September a warmer and drier month compared to May. For more detailed information, check Poros weather in September.

May and October feature similar temperature ranges, with October slightly warmer, averaging 21°C (70°F) compared to May's average of 20°C (68°F). Both months enjoy comfortable daytime highs, with October peaking at 28°C (83°F) and May reaching a maximum of 27°C (81°F). However, October tends to be wetter, with 28 mm (1.1 in) of precipitation over four days, while May experiences just 11 mm (0.5 in) over two days. Humidity is also slightly lower in October at 72%, compared to May's 77%. For more details on October's weather, you can check Poros weather in October.

In May, the weather is generally warmer, with average temperatures reaching around 20°C (68°F) and maximums peaking at 27°C (81°F). The month is relatively dry, with only 11 mm (0.5 in) of precipitation over just 2 days and humidity levels at 77%. In contrast, November brings cooler temperatures, with an average of 18°C (64°F) and maxima of 24°C (75°F), but the month is significantly wetter, experiencing 47 mm (1.9 in) of rainfall over 7 days. The humidity in November is slightly lower at 75%. For more details on the weather in November, you can visit Poros weather in November.

In May, the weather is generally warm and pleasant, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 27°C (81°F), accompanied by low precipitation levels of just 11 mm (0.5 in) over only two days. The humidity is relatively high at 77%, creating a comfortable spring atmosphere. In contrast, December experiences much cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 20°C (69°F), averaging around 14°C (58°F). December also has significantly more rainfall, totaling 60 mm (2.4 in) that falls over nine days, while the humidity remains similar at 76%. For more detailed information on December weather, you can visit Poros weather in December.

Compare Poros's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Poros

As spring fully blooms, May on Poros offers a delightful shift in weather compared to the preceding months. With average temperatures rising to a comfortable 20°C (68°F) and maximums reaching up to 27°C (81°F), the island begins to shake off the chill of early spring. Rainfall is minimal, with only about 11 mm (0.5 in) of precipitation over just a couple of days, creating a perfect atmosphere for outdoor exploration. Combined with a humidity level of 77%, the pleasant warmth makes May an ideal time for visitors seeking to enjoy the sun without the intense heat of summer. For a deeper dive into climate specifics, explore Poros Climate.