August Weather in Fira, Greece

Last updated: August 21, 2025

Experience the enchanting August weather in Fira, Greece, where the sun-drenched days invite you to bask in warm temperatures. With a maximum of 30°C (86°F) and an average of 25°C (77°F), daytime offers the perfect conditions for exploration, while the evenings bring a pleasant minimum of 22°C (73°F). Rain is a rarity, with only 1 mm (0.0 in) of precipitation recorded across the entire month, and no rainy days to disrupt your plans. The 66% humidity adds a touch of Mediterranean warmth, making it an ideal time to enjoy the stunning vistas and vibrant culture of this beautiful island.

August Temperature in Fira

In August, Fira, Greece, basks in the warm embrace of summer, with temperatures consistently rising to maximums of 30°C (86°F), signaling ideal beach days and vibrant outdoor festivities. The average temperature hovers around 25°C (77°F), creating a pleasant atmosphere for tourists seeking sun-soaked adventures. Even the nighttime provides a mild retreat with a minimum of 22°C (73°F), making evening strolls along the picturesque streets a delight. This steady warmth is reflective of the trend seen through the summer months, as the temperature steadily climbs from the cooler earlier months of the year, peaking in August before slowly tapering off into the milder September air.

August Weather in Fira: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Fira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fira, August 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).
JanFebMarAprMayJunJulAugSepOctNovDec565758616673777775706560
Data source: Temperature data for Fira 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.

August Precipitation in Fira

In August, Fira, Greece, experiences a notable dry spell, with precipitation dwindling to a mere 1 mm, indicating an almost rain-free month as evidenced by the absence of precipitation days. This stark contrast to the wetter months earlier in the year highlights the typically arid conditions of the Mediterranean summer. Following July, where no rain fell, August continues the trend of minimal moisture, signaling a peak in the sunny holiday season. Visitors can expect clear skies and warm temperatures, making it an ideal time for outdoor explorations of the island's stunning landscapes, while the lush greenery that thrives during the wetter months begins to recede.

August Precipitation Trends in Fira

The chart displays monthly precipitation patterns in Fira, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Fira, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec7658441743012144172
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Fira

In August, Fira, Greece experiences a notable dip in humidity, averaging around 66%, marking it as the month with the lowest levels throughout the year. This decline continues a trend observed since July, where humidity was at 71%. As summer peaks, visitors can enjoy warmer, drier air, which adds to the allure of this stunning destination. Following August, humidity levels modestly rise again, reaching 70% in September. Overall, the month serves as a sweet spot for those seeking pleasant weather, as the island transitions into the cooler autumn season while still basking in the lingering summer warmth.

August Average Humidity in Fira

This chart illustrates the average monthly humidity levels in Fira, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Fira is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%77%77%81%77%72%66%70%76%77%78%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Fira

In Fira, Greece, August stands out as a peak month for sun exposure, maintaining a steady UV Index of 10, categorized as very high. This intensity risks skin damage within just 15 minutes of unprotected sun exposure. As the summer progresses from June to August, the UV Index remains consistently high, mirroring the vibrant, sun-soaked days typical of the Aegean islands. Following this peak, UV levels begin to taper off in September, dropping to an 8, yet still warranting caution. For those looking to enjoy Fira's stunning beaches and breathtaking views, it’s crucial to stay informed about the UV Index and take necessary precautions. Explore more details about sun exposure in Fira at Fira UV Index.

Maximum UV Index Levels in Fira for August

The chart shows the monthly maximum UV Index (UVI) for Fira in August, 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 August, the maximum UV index in Fira typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108743
Data source: Fira August 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.

August Sunshine in Fira

In Fira, Greece, the month of August boasts a generous 397 hours of sunshine, a slight dip from the sun-soaked peaks of July but still an impressive display of summer brightness. As the seasons progress, we witness a definitive trend: from the quiet 218 hours in January, sunshine steadily increases, reaching a vibrant zenith in July with 424 hours. The gradual decrease in August heralds the onset of the warmer transition into autumn; however, the sunshine still outshines many months, standing as a testament to the lingering summer warmth. This seasonal fluctuation not only sets the stage for breathtaking sunsets but also invites visitors to revel in the natural beauty of Santorini while enjoying the sunshine that keeps Fira's charm alive.

Monthly Sunshine Duration in Fira: August Highlighted

The August sunshine duration represents the total number of hours Fira experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec218h272h336h354h401h412h424h397h350h325h277h267h
Data source: Fira August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Fira During August

In Fira, Greece, August stands out as the peak of summer, boasting a remarkable 100% chance of sunny weather. Following a gradual increase throughout the months, from only 45% in January to an impressive 99% in July, August embodies the culmination of this trend, ensuring endless days of sunshine. The idyllic climate continues into September, where the likelihood of sun slightly tapers to 95%. This vibrant upward trajectory in sunny days not only makes August a prime time for visitors but also highlights Fira’s reputation as a sun-soaked destination, perfect for soaking up the Mediterranean vibes.

Percentage of Sunny Days in August in Fira

The chart illustrates the percentage of sunny days in Fira throughout the year, with August 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 Fira experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%63%65%57%78%93%99%100%95%75%48%51%
Data source: Fira August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Fira in August

In Fira, Greece, August marks a transition in daylight duration, offering about 13 hours of bright sunlight each day. This slight decrease from the 14 hours seen in July suggests that summer is beginning to soften its grip. As the vibrant days of June and July give way to late summer, visitors can still bask in plenty of daylight, ideal for exploring the island's stunning landscapes and rich history. Following August, daylight continues to taper off, leading into September's shorter days, which hints at the approach of autumn. Overall, the trend throughout the summer months showcases a gradual but steady accumulation of sunlight, creating long and enjoyable days perfect for outdoor adventures.

Average Daylight Hours in Fira for August

The chart illustrates the variation in daylight duration in Fira throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 58m10h 50m11h 58m13h 8m14h 6m14h 35m14h 20m13h 28m12h 22m11h 13m10h 12m9h 42m
Data source: Fira daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Fira

In Fira, Greece, the August wind dances in a gentle embrace, with an average speed of 7.5 m/s (17 mph). This month showcases a slight retreat from the stronger July gusts of 8.0 m/s (18 mph), hinting at the onset of late summer's calm. The wind tends to vary throughout the year, peaking in the spring months, particularly in March, where it reaches 8.4 m/s (19 mph). As summer unfolds, May and June offer a brief lull, with winds dipping to 5.7 m/s (13 mph) and 5.4 m/s (12 mph) respectively. As autumn approaches in September, the breeze picks up again, climbing to 8.1 m/s (18 mph), signaling a shift toward the invigorating winds characteristic of the fall months. Overall, Fira's winds reflect a harmonious rhythm of seasons, inviting visitors to experience the ever-changing yet consistently enchanting Aegean atmosphere.

Average August Wind Speed in Fira

The chart displays monthly wind speed patterns in Fira, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec7.77.68.47.05.75.48.07.5 m/s8.17.06.78.0
Data source: Fira August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Fira Compares to Other Months

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

August and January present starkly contrasting weather conditions. In August, temperatures are warm, with a minimum of 22°C (73°F), averaging around 25°C (77°F), and peaking at 30°C (86°F). This month is typically dry, experiencing only 1 mm of precipitation and no rainy days, accompanied by a humidity level of 66%. Conversely, January showcases much cooler temperatures, with a minimum of 5°C (40°F), an average of 13°C (56°F), and a maximum of 20°C (68°F). This month is significantly wetter, receiving 76 mm (3.0 in) of rain over 11 days, alongside a higher humidity level of 77%. For more detailed information, you can visit Fira weather in January.

The weather in August is characterized by warm temperatures, with a typical range from a minimum of 22°C (73°F) to a maximum of 30°C (86°F), and an average of 25°C (77°F). It remains predominantly dry during this month, with no recorded precipitation and moderate humidity at 66%. In stark contrast, February experiences much cooler temperatures, with a minimum of 7°C (44°F) and a maximum of 19°C (66°F), averaging around 14°C (58°F). This month sees considerably more rain, with 58 mm (2.3 in) of precipitation over approximately eight days, accompanied by higher humidity levels at 76%. For more detailed information, you can check Fira weather in February.

In August, the weather is warm and inviting, with average temperatures around 25°C (77°F) and maximums reaching up to 30°C (86°F). With minimal rainfall and humidity at 66%, it’s typically a dry month, perfect for outdoor activities. In contrast, March experiences much cooler temperatures, with lows of 6°C (44°F) and an average of 14°C (58°F). This month also sees significantly more precipitation, with 44 mm (1.7 in) falling over about 6 days, contributing to a higher humidity level of 77%. For a detailed overview of March weather, you can visit Fira weather in March.

When comparing the weather in August and April, there is a noticeable contrast in temperature and precipitation. August boasts warmer temperatures, with minimums of 22°C (73°F) and averages around 25°C (77°F), while April shows significantly cooler conditions, with a minimum of 11°C (51°F) and an average of only 16°C (61°F). Additionally, August is characterized by dry weather, experiencing minimal precipitation of just 1 mm (0.0 in) over the month, whereas April sees more rainfall at 17 mm (0.7 in) spread over two days. Humidity levels also differ, with August at 66% and April higher at 77%, giving April a fresher feel despite the rain. For more details on April weather specifics, you can refer to Fira weather in April.

August typically enjoys warmer weather compared to May, with average temperatures soaring to around 25°C (77°F) and maximum highs reaching 30°C (86°F). In contrast, May presents a cooler climate, with average temperatures at 19°C (67°F) and maximums peaking at 24°C (75°F). While both months experience minimal precipitation, May tends to have higher humidity levels at 81% compared to August's 66%. For a more detailed view of what to expect in May, check out Fira weather in May.

In comparing the weather between June and August, it is evident that August tends to be warmer, with average temperatures reaching 25°C (77°F) compared to June's average of 23°C (73°F). Additionally, August experiences higher maximum temperatures of 30°C (86°F) versus June's peak of 27°C (80°F). Both months are relatively dry, but June has slightly more precipitation with 3 mm (0.1 in) compared to August's minimal 1 mm (0.0 in). Humidity levels are also higher in June at 77%, compared to 66% in August, making the latter generally feel a bit more comfortable. For more detailed insights, you can check Fira weather in June.

In comparing the weather between July and August, we see that both months feature a similar temperature range, with July having a maximum of 28°C (83°F) and August reaching slightly higher at 30°C (86°F). The minimum temperatures are nearly identical, with July starting at 22°C (72°F) and August at 22°C (73°F). Both months experience very little precipitation, with July recording none at 0 mm and August slightly higher at 1 mm, reflecting dry conditions throughout. Humidity is slightly lower in August, at 66% compared to July's 71%, indicating a marginally more comfortable atmosphere. For more detailed information, you can check Fira weather in July.

August typically features warmer temperatures, with highs around 30°C (86°F) and an average of 25°C (77°F). The month is notably dry, receiving minimal precipitation and maintaining a humidity level of 66%. In contrast, September sees a slight drop in temperature, with maximums reaching 27°C (82°F) and an average of 24°C (75°F). Although there is a marginal increase in precipitation to 2 mm (0.1 in), it remains largely dry with 0 days of rain. The humidity also rises slightly to 70%, creating a subtly warmer feel. For more specific details, you can check Fira weather in September.

August and October present contrasting weather patterns, reflecting the transition from summer to autumn. In August, temperatures are warmer, with a minimum of 22°C (73°F) and a maximum reaching 30°C (86°F), while the average temperature hovers around 25°C (77°F). This month is characterized by dry conditions, receiving barely any precipitation and maintaining a humidity level of 66%. In contrast, October experiences cooler temperatures, starting at a minimum of 16°C (61°F) and peaking at 26°C (79°F), with an average of 21°C (70°F). Rainfall becomes more frequent with 14 mm (0.5 in) of precipitation over 2 days, and humidity rises to 76%. For more detailed information on the weather, you can check Fira weather in October.

In August, the weather is warm and inviting, with average temperatures hovering around 25°C (77°F) and maximums reaching up to 30°C (86°F). This month is characterized by minimal precipitation, with no rainy days and a comfortable humidity level of 66%. In contrast, November experiences a noticeable drop in temperatures, with averages around 18°C (65°F) and maximums peaking at 23°C (73°F). However, it is also marked by increased rainfall, totaling 41 mm (1.6 in) across five days, and higher humidity at 77%. For a detailed look at what to expect, check out Fira weather in November.

In August, the weather is characterized by warm temperatures, ranging from a minimum of 22°C (73°F) to a maximum of 30°C (86°F), and it enjoys very little precipitation, averaging only 1 mm over the month and maintaining a humidity level of 66%. In stark contrast, December brings cooler temperatures, with a minimum of 10°C (50°F), an average of 15°C (60°F), and a maximum of 20°C (68°F). Additionally, December sees significantly more precipitation, totaling 72 mm over about 12 days, and higher humidity at 78%. For more detailed insights on December’s weather patterns, you can visit Fira weather in December.

Compare Fira's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Fira

August in Fira is characterized by delightful warmth and dry conditions, offering a stark contrast to the cooler, often more unpredictable weather of the preceding months. With average temperatures hovering around a pleasant 25°C, visitors can bask in plenty of sunshine without worry, as rainfall is virtually nonexistent. This idyllic summer climate, marked by a comfortable humidity level of 66%, makes August an ideal time for exploring Fira's stunning landscapes and vibrant culture. Whether lounging by the caldera or wandering through charming streets, the dry and warm weather ensures that every day is perfect for adventure. For more insights about Fira's weather throughout the year, visit Fira Climate.