Last updated: August 21, 2025
In Istro, Greece, July boasts warm and inviting weather, perfect for summer activities. Daily highs reach up to 34°C (94°F), while the average temperature hovers around a pleasant 25°C (78°F). With minimum temperatures of 21°C (70°F), the evenings are comfortably mild. This month experiences virtually no rain, with just 2 mm (0.1 in) of precipitation and 0 rainfall days, allowing you to soak in the sun without interruption. The humidity level is at 83%, adding a touch of Mediterranean warmth to the atmosphere, making July an ideal time to explore the stunning beauty of this coastal paradise.
In July, Istro, Greece basks in the warmth of summer, with temperatures noticeably higher than earlier months. The minimum temperature rises to a comfortable 21°C (70°F), while the average hits a pleasant 25°C (78°F), peaking at a hot 34°C (94°F). This month stands out as the warmest of the year, reflecting a significant increase from June's averages and setting the perfect stage for sun-soaked days by the coast. With such inviting temperatures, July in Istro offers an ideal climate for both relaxation and exploration, urging visitors to revel in its vibrant summer ambiance.
In July, Istro, Greece experiences a significant drop in precipitation, measuring just 2 mm (0.1 in) and marking it as one of the driest months of the year. With no recorded precipitation days, July epitomizes the region's shift into a sunnier, more arid phase of summer, following the milder springs of April and May, which see minimal rainfall. This stark contrast highlights a trend toward increasingly dry conditions, setting the stage for the hot, sun-drenched days typical of summer in this picturesque coastal town. As the heat continues into August, precipitation remains negligible, inviting locals and visitors alike to bask in the warmth and vibrancy of the season.
In Istro, Greece, July welcomes a humidity level of 83%, maintaining a trend of high moisture as summer reaches its peak. Following the upward trajectory from 75% in March to an impressive 85% in May, humidity slightly dips in June before stabilizing in July. This gentle decline highlights the region's typical summer patterns, where the air remains comfortably humid yet not overwhelmingly so. As August approaches, humidity remains favorable at 81%, ensuring that the sultry days of summer are met with a refreshing coastal breeze, perfect for enjoying the vibrant Mediterranean environment.
In July, the UV Index in Istro, Greece remains elevated at 10, placing it firmly within the very high exposure category. This trend follows a progression observed throughout the spring and early summer months, where the Index climbs from a moderate 3 in January to a staggering 11 in June before slightly tapering off in July and August. With a burn time of just 15 minutes, it’s crucial to take precautions during this month to protect your skin while enjoying the sun-soaked days. As summer unfolds, the UV Index in Istro serves as a reminder of the intense sunlight typical of the region. To stay updated on safe sun practices, explore the comprehensive data at Istro UV Index.
UV Risk Categories
As July graces Istro, Greece, with its vibrant sunshine, the region basks in an impressive 422 hours of sunlight, making it the sunniest month of the year. This peak follows a steady ascent from the winter months, where January’s mere 218 hours gradually yields to the warmth of summer. By the time June arrives, residents and visitors alike enjoy 408 hours of glorious sun, setting the stage for July's brightness. After July, the sunlight begins to wane, with August still holding onto 395 hours before transitioning into the more moderate days of early autumn. This trend beautifully illustrates the Mediterranean's seasonal charm, where longer days invite adventure and relaxation under the sun-soaked skies of Istro.
As summer reaches its peak in July, Istro, Greece, basks in an impressive 99% likelihood of sunny weather. This marks the culmination of a steady upward trend in sunshine, beginning with a moderate 50% in January and climbing consistently through the months. By the time June arrives, the chances of clear skies soar to 92%, setting the stage for the sun-drenched days of July and August, which share the same remarkable forecast. With such bright prospects, visitors can expect long, radiant days, perfect for embracing the stunning landscapes and vibrant culture of this coastal gem.
In Istro, Greece, July brings long, sun-soaked days with 14 hours of daylight, succinctly reflecting the height of summer. This month maintains the same generous daylight as June, showcasing a peak that has gradually increased from 10 hours in January to a warm 14 hours during the late spring and early summer. Following July, daylight begins to dwindle slightly, slipping to 13 hours in August, as the region transitions toward autumn. The progression of daylight over the year illustrates a pronounced seasonal rhythm, where summer days are filled with exuberant light, inviting outdoor activities and relaxation under the Mediterranean sun.
In July, the winds in Istro, Greece pick up slightly, averaging 5.6 m/s (12 mph), a gentle breeze that enhances the region's summer charm. This modest increase in wind speed compared to the calmer months of May and June creates a pleasant atmosphere for outdoor activities and beach days. As summer progresses into August, the winds remain consistent at 5.3 m/s (12 mph), suggesting a stable weather pattern ideal for sailing and relaxation by the azure waters. Notably, July's winds are part of a seasonal trend where speeds tend to rise in the cooler months, peaking again at 6.0 m/s (13 mph) in December, illustrating the variable yet inviting nature of Istro's summer climate.
Weather in Istro varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Istro, focusing on differences in temperature, rainfall, humidity, and UV levels.
July and January present a striking contrast in weather conditions. In July, temperatures soar, with daily averages around 25°C (78°F) and highs reaching up to 34°C (94°F), accompanied by high humidity levels of 83%. Notably, this month experiences virtually no precipitation, with clear skies dominating. In contrast, January brings much cooler temperatures, with averages of 12°C (54°F) and maximums only reaching 19°C (66°F). This month sees significant precipitation, totaling 42 mm (1.7 in) over about eight days, and while humidity is lower at 72%, the wetter conditions create a very different atmosphere. For more details on January weather in Istro, check out Istro weather in January.
In July, the weather is warm and sunny, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 34°C (94°F), and an average of 25°C (78°F). The month experiences very little precipitation, with only 2 mm (0.1 in) and no rainy days, paired with high humidity levels of 83%. In contrast, February is much cooler, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 17°C (64°F), and an average of 13°C (55°F). This month receives more rain, totaling 41 mm (1.6 in) over six rainy days, along with a lower humidity of 72%. For a deeper look into February's weather, check out Istro weather in February.
The contrast between July and March weather is striking. In July, temperatures soar, with a minimum of 21°C (70°F) and an average of 25°C (78°F), peaking at a hot 34°C (94°F). This month experiences minimal precipitation, averaging just 2 mm (0.1 in) and no rainy days, while humidity remains relatively high at 83%. In stark contrast, March offers much cooler temperatures, with a minimum of 5°C (42°F) and an average of 13°C (56°F), reaching a maximum of 18°C (65°F). Precipitation in March is considerably more frequent, with 36 mm (1.4 in) spread over five rainy days and a humidity level of 75%. For more detailed insights into the weather during this month, you can check Istro weather in March.
When comparing the weather in July and April, July is significantly warmer, with average temperatures reaching 25°C (78°F) and highs of up to 34°C (94°F). In contrast, April experiences much cooler temperatures, averaging 15°C (60°F) with a maximum of 24°C (76°F). While July sees little to no precipitation with 0 days of rain, April is wetter, recording 18 mm of rainfall over 2 days. Additionally, humidity remains relatively high in both months, at 83% in July and 79% in April, creating a warm and humid atmosphere during the summer months. For more detailed insights, check out Istro weather in April.
In comparison to May, July boasts significantly warmer temperatures, with an average of 25°C (78°F) compared to May's 19°C (67°F). The maximum temperature in July reaches 34°C (94°F), while May's peak is a milder 30°C (86°F). Additionally, July experiences much drier conditions, with only 2 mm (0.1 in) of precipitation and no rainy days, in stark contrast to May, which sees 18 mm (0.7 in) of rain over 2 days. Humidity levels are similar in both months, with July at 83% and May at 85%. For more information on May weather, you can visit Istro weather in May.
In comparing the weather of July and June, July tends to be warmer overall, with an average temperature of 25°C (78°F) compared to June's average of 23°C (73°F). The maximum temperature in July reaches as high as 34°C (94°F), exceeding June’s maximum of 32°C (89°F). Additionally, July experiences significantly less precipitation, with just 2 mm (0.1 in) and no rainy days, whereas June receives 9 mm (0.3 in) of rain over one day. Humidity levels remain similar, with July at 83% and June slightly higher at 84%. For a closer look at the weather patterns during June, you can check Istro weather in June.
In July, the weather is warm with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 34°C (94°F), averaging around 25°C (78°F). The month experiences minimal precipitation, with only 2 mm (0.1 in) recorded over zero rainy days and a high humidity level of 83%. In contrast, August sees slightly higher temperatures, with a minimum of 22°C (72°F) and an average of 26°C (79°F), peaking at 32°C (89°F). Precipitation decreases even further to just 1 mm (0.1 in) with no rainy days, while humidity drops slightly to 81%. For detailed weather insights, visit Istro weather in August.
In comparing the weather between July and September, July typically boasts warmer temperatures with a minimum of 21°C (70°F), an average of 25°C (78°F), and a maximum of 34°C (94°F). It remains mostly dry with an impressive lack of precipitation, recording just 2 mm over the entire month. In contrast, September cools down slightly, featuring a minimum temperature of 19°C (67°F), an average of 24°C (76°F), and a max of 30°C (87°F). September also sees a bit more rainfall, totaling 6 mm over a single day, and a marginally lower humidity level at 80%. For more detailed insights, check out Istro weather in September.
July and October present contrasting weather patterns. In July, temperatures soar with a minimum of 21°C (70°F) and an average of 25°C (78°F), peaking at a hot 34°C (94°F). This month is characterized by minimal precipitation, recording only 2 mm (0.1 in) with no rainy days, and humidity levels remain high at 83%. In comparison, October sees cooler temperatures, with a minimum of 15°C (60°F), an average of 21°C (70°F), and a maximum of 29°C (84°F). This month experiences more precipitation, totaling 16 mm (0.6 in) over three days, while humidity decreases slightly to 77%. For more details, check out Istro weather in October.
July and November present contrasting weather patterns. In July, the temperatures soar, with a minimum of 21°C (70°F) and an average of 25°C (78°F), peaking at a hot 34°C (94°F). The month is characterized by minimal precipitation, with only 2 mm (0.1 in) and no rainy days, coupled with high humidity at 83%. In comparison, November experiences cooler weather, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 24°C (76°F), averaging around 18°C (65°F). This month sees significantly more rainfall, totaling 41 mm (1.6 in) over 5 days, and a lower humidity level of 73%. For more details on November weather, you can check Istro weather in November.
In July, the weather is warm and often sweltering, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 34°C (94°F), and an average of 25°C (78°F). This month is characterized by very low precipitation, with only 2 mm recorded over no rainy days, and high humidity at 83%. In contrast, December brings a much cooler climate, with temperatures ranging from 9°C (48°F) to 19°C (67°F), averaging 15°C (59°F). It is also noticeably wetter, receiving 51 mm of rain over approximately 8 days and maintaining a lower humidity level of 72%. For more details on what to expect, you can check Istro weather in December.
July in Istro basks in warm, sun-kissed days with a notable lack of rainfall, making it a prime time for outdoor activities and beach outings. Unlike the cooler spring months, July showcases a significant increase in temperature, often reaching sizzling highs around 34°C (94°F) while maintaining a pleasant average of 25°C (78°F). With humidity levels around 83%, the air feels warm but not overwhelmingly so, providing a comfortable atmosphere for those seeking summer adventures. For a deeper dive into Istro's weather patterns throughout the year, explore Istro Climate.