Last updated: August 21, 2025
Experience the delightful summer weather of Kalymnos, Greece in August, where daily temperatures typically rise to a maximum of 29°C (85°F) and settle around a pleasant average of 25°C (78°F). With nighttime lows at 23°C (73°F), the evenings are just as inviting. Adding to the allure, this month boasts zero precipitation, ensuring clear skies and sunny days for your outdoor adventures. The average humidity sits at a comfortable 66%, making it an ideal destination for sun-seekers and explorers alike. Enjoy the serene, dry climate as you soak in the beauty of this Greek paradise!
In August, Kalymnos, Greece, basks in the warmth of summer, with temperatures reaching their annual peak. With a minimum of 23°C (73°F) and an average temperature comfortably sitting at 25°C (78°F), it’s a perfect time for beach lovers and outdoor enthusiasts alike. The maximum temperature can soar to 29°C (85°F), creating ideal conditions for sunbathing and exploring the island's stunning landscapes. This month is a notable transition from the cooler months of spring and early summer, displaying a dramatic upward trend in warmth, yet it still retains a pleasant coastal breeze that keeps the heat at bay. As the summer season winds down, visitors can relish the vibrant, warm days of August, marking it as a highlight of the travel year.
In August, Kalymnos, Greece experiences a dry spell with zero precipitation, mirroring the conditions of July. This dryness is characteristic of the peak summer months, where the Mediterranean sun reigns supreme, allowing locals and visitors alike to bask in clear skies. The transition from the lush winter months, where rainfall peaks at 150 mm in January, marks a dramatic shift; by late summer, the island typically sees little to no rain, creating a stark contrast with earlier months like November, which boasts a substantial 87 mm over eight rainy days. This trend illustrates the seasonal rhythm of Kalymnos, where the summer is defined not only by warm temperatures but also by an extended period of minimal rainfall, making it a prime time for outdoor activities and beach lounging.
In August, Kalymnos experiences its lowest humidity level of the year at 66%, offering a brief respite from the higher moisture that characterizes the summer months. This decrease in humidity follows a gradual decline from July's 71%, suggesting a transition towards the more temperate conditions of autumn. Interestingly, the summer months see humidity levels generally hover around the low to mid-70s, with a notable peak in May at 81%. As the seasons shift from the sultry heights of summer to the cooler embrace of fall, August stands out as a dry and comfortable month, making it ideal for outdoor activities and exploration. Overall, the pattern reflects a minor but significant easing of humidity, inviting visitors to enjoy the scenic beauty of this Aegean gem.
In August, Kalymnos, Greece, experiences its peak UV Index of 10, categorized as very high, which means sun protection is crucial as the burn time is a swift 15 minutes. This trend of elevated UV levels continues from June through August, where the UV Index consistently registers at 10, reflecting the intense summer sun. Following this peak, the UV Index gradually diminishes in September to 8, though it remains within the very high category, reminding visitors to stay vigilant against sun exposure. As autumn approaches, the UV Index drops further, indicating a gradual transition to more moderate levels in the months ahead. For more details on sun safety and UV levels throughout the year, visit the Kalymnos UV Index.
UV Risk Categories
In August, Kalymnos basks in an impressive 396 hours of sunshine, a slight dip from the peak of 425 hours in July but still part of a vibrant summer that showcases the island's allure. This month continues the trend of abundant sunlight that begins in May with 403 hours, steadily rising as the days lengthen toward the heights of summer. As autumn approaches, the sunshine hours gradually decrease, highlighted by 350 hours in September. This warm, golden canvas of summer sun offers a perfect backdrop for visitors seeking the beauty and charm of the island, making August a truly enchanting time to explore Kalymnos.
In Kalymnos, Greece, August boasts an impressive 99% chance of sunny weather, making it one of the sunniest months of the year. This trend of abundant sunshine begins in the earlier summer months, escalating from a solid 94% in June to a peak in July, where sunshine reigns supreme. Following this peak, the likelihood of sunshine remains steadfast into August before gradually tapering off as autumn approaches, with September still offering a commendable 96% chance. As summer reaches its zenith, visitors can expect almost guaranteed clear skies, making August an ideal time for sun-seekers and outdoor enthusiasts.
In August, Kalymnos basks in a generous 13 hours of daylight, marking a gradual transition as summer begins to wane. This month follows the sunlit peak of 14 hours experienced from June to July, illustrating the island's vibrant, sun-kissed atmosphere during its peak tourist season. As summer gives way to fall, daylight hours start to decline, with September seeing a slight decrease to 12 hours. Overall, August encapsulates the warmth of late summer, inviting visitors to relish the lingering sunlight before the days gradually shorten in the coming months.
In Kalymnos, Greece, the August winds create a delightful transition from the summer's peak into the early fall, maintaining an average speed of 8.2 m/s (18 mph). Although this month's winds are slightly less vigorous than those of July and December, which both boast averages of 8.4 m/s (19 mph), they still provide a refreshing breeze for locals and visitors alike. Throughout the summer months, wind speeds tend to fluctuate, with a noticeable drop in May to 6.2 m/s (14 mph). However, the steady gusts in August mirror those of the finer months, reminding us that the island’s winds remain a constant companion throughout the year, creating a perfect atmosphere for outdoor adventures.
Weather in Kalymnos varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Kalymnos, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather between August and January, the differences are striking. August enjoys warm temperatures with a minimum of 23°C (73°F) and averages around 25°C (78°F), peaking at 29°C (85°F). Additionally, it boasts dry conditions with no recorded precipitation and a humidity level of 66%. In contrast, January features significantly cooler temperatures, with a minimum of 5°C (42°F), an average of 13°C (56°F), and a maximum of 19°C (66°F). This month is notably wetter, experiencing around 150 mm (5.9 in) of precipitation over 13 days, along with higher humidity at 77%. For more specific details about January weather, you can check Kalymnos weather in January.
August and February exhibit strikingly different weather conditions. In August, temperatures are much warmer, with averages around 25°C (78°F) and maximums reaching up to 29°C (85°F), boasting no precipitation and a relatively comfortable humidity level of 66%. In contrast, February experiences much cooler temperatures, with averages dropping to 14°C (57°F) and maximums peaking at 19°C (66°F). Additionally, February is notable for its higher levels of rainfall, receiving 97 mm (3.8 in) over approximately 10 rainy days, coupled with a slightly higher humidity of 76%. For more detailed information about February weather, visit Kalymnos weather in February.
When comparing the weather in August and March, significant differences emerge in temperature and precipitation patterns. In August, temperatures are generally warm, with a minimum of 23°C (73°F), an average of 25°C (78°F), and a maximum of 29°C (85°F). The month is notably dry, with no recorded precipitation and average humidity at 66%. Conversely, March experiences much cooler temperatures, with minimums around 5°C (41°F), averages of 14°C (58°F), and maximums reaching 18°C (65°F). This month is considerably wetter, with 75 mm (3.0 in) of rainfall occurring over about 7 days, along with higher humidity levels at 77%. For more details on March weather, check out Kalymnos weather in March.
In August, the weather is typically warm and dry, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 29°C (85°F). This month sees no rainfall, resulting in a comfortable humidity level of 66%. In contrast, April is characterized by significantly cooler temperatures, with a minimum of 10°C (50°F) and a maximum of 21°C (70°F). April is also marked by increased precipitation, averaging 30 mm (1.2 in) over four days, and a higher humidity level of 77%. For more detailed insights on April weather, visit Kalymnos weather in April.
In comparing the weather between August and May, August boasts significantly warmer temperatures, with a minimum of 23°C (73°F) and average highs reaching 29°C (85°F), while May presents a cooler climate with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 24°C (75°F). Additionally, August experiences no precipitation, making it quite dry, whereas May sees minimal rainfall of 4 mm (0.1 in) despite having a higher humidity rate of 81%. For those interested in exploring weather conditions during this month, here is a detailed summary: Kalymnos weather in May.
In comparing the weather between June and August, August typically experiences warmer temperatures, with a minimum of 23°C (73°F) and an average of 25°C (78°F), reaching a maximum of 29°C (85°F). In contrast, June's temperatures are cooler, starting at a minimum of 16°C (61°F) and averaging 23°C (73°F), peaking at 27°C (82°F). Additionally, August boasts dry conditions with no recorded precipitation and a humidity level of 66%. Meanwhile, June sees light rainfall, with a total of 4 mm (0.1 in) over just one day, coupled with slightly higher humidity at 77%. For more detailed information, you can check Kalymnos weather in June.
In comparing the weather of August and July, both months exhibit similarly warm temperatures, with average highs reaching around 29°C (85°F) in August and 29°C (84°F) in July. However, August shows a slight increase in the minimum temperature, averaging at 23°C (73°F) compared to July's 22°C (71°F). Both months are remarkably dry, with no recorded precipitation in either month, maintaining a consistently sunny environment. The humidity levels also differ slightly, with August at 66% and July higher at 71%, indicating a marginally more humid atmosphere in July. For more details, you can check Kalymnos weather in July.
August typically boasts warmer temperatures compared to September, with an average of 25°C (78°F) during the former month, while September sees a slight decrease to an average of 24°C (75°F). The maximum temperature in August reaches up to 29°C (85°F), whereas September’s highest temperature is slightly lower at 28°C (83°F). Although August remains dry with no recorded precipitation, September experiences a minimal amount of rain, totaling 4 mm (0.1 in), while maintaining a somewhat higher humidity level of 70% compared to August's 66%. For more detailed insights on the weather during this time, check out Kalymnos weather in September.
August and October present quite contrasting weather conditions. In August, temperatures soar with a minimum of 23°C (73°F) and a maximum of 29°C (85°F), accompanied by low humidity levels at 66% and no recorded precipitation. This makes August a dry and warm month, perfect for outdoor activities. In comparison, October brings cooler temperatures, with a minimum of 15°C (59°F) and a maximum of 25°C (77°F), while experiencing increased humidity at 76% and an average rainfall of 38 mm (1.5 in) over four days. For more details on October's weather, you can check out Kalymnos weather in October.
In August, the weather is characterized by warm temperatures, with a minimum of 23°C (73°F), an average of 25°C (78°F), and a maximum reaching up to 29°C (85°F). This month boasts dry conditions, as there is no recorded precipitation and humidity levels sit at a moderate 66%. In contrast, November brings a significant drop in temperature, with a minimum of 12°C (53°F) and an average of 19°C (66°F), peaking at 23°C (74°F). Rainfall becomes more prominent during this month, with a total precipitation of 87 mm (3.4 inches) over 8 days, accompanied by increased humidity at 77%. For more detailed information, visit Kalymnos weather in November.
The weather in August and December presents a stark contrast in Kalymnos. August is characterized by warm temperatures, with a minimum of 23°C (73°F) and an average of 25°C (78°F), alongside a dry climate, registering no precipitation or rainy days. In contrast, December experiences much cooler temperatures, dropping to a minimum of 9°C (48°F) and averaging 15°C (60°F), along with significant rainfall totaling 179 mm (7.1 in) over 15 days. The humidity level also sees a rise in December at 78%, compared to August's 66%. For more detailed information about December weather, you can check Kalymnos weather in December.
In August, Kalymnos basks in warm and sunny weather, with temperatures reaching a delightful maximum of 29°C (85°F) and an average of 25°C (78°F), making it stand out from other months. Unlike the cooler and wetter periods of spring and fall, August boasts zero precipitation days and a comfortable humidity level of 66%, perfect for outdoor adventures and relaxation by the sea. This ideal summer climate invites visitors to experience the island's vibrant landscapes and tranquil beaches. For more insights on the island's weather patterns, visit Kalymnos Climate.