Last updated: March 17, 2025
Experience the delightful summer weather of Opatija, Croatia, in August, where temperatures can soar to a maximum of 32°C (90°F), creating the perfect backdrop for sun-soaked days along the Adriatic coast. The month boasts an average temperature of 23°C (74°F), offering warmth and comfort for tourists and locals alike. However, with minimum temperatures dipping to 14°C (58°F) during cooler evenings, a light jacket may come in handy. Expect some rainfall, as August sees about 92 mm (3.6 in) of precipitation over 9 days, contributing to the region’s lush landscapes. With a humidity level of 51%, the air feels refreshingly pleasant, making it an ideal time to explore the picturesque coastline and indulge in Opatija’s vibrant culture.
In August, Opatija enjoys warm and inviting temperatures, with lows of 14°C (58°F) and highs reaching up to 32°C (90°F). This month marks the peak of summer, as the average temperature settles around a pleasant 23°C (74°F). Compared to the earlier months, August shows a noticeable rise in temperatures, building on the warmth established in July. The combination of sun-drenched days and balmy evenings makes it an ideal time for beachgoers and outdoor enthusiasts alike. With a welcoming Mediterranean climate, visitors can indulge in the vibrant atmosphere of this coastal gem, soaking in both sun and the breathtaking views.
In August, Opatija experiences a moderate precipitation level of 92 mm (3.6 in), falling within a pattern of relatively light summer rains. With only 9 days of rainfall, the month offers a pleasant balance between sunny Mediterranean weather and occasional refreshing showers. This trend of moderate precipitation continues from July, where the region recorded an almost identical amount of rain at 86 mm (3.4 in). As summer transitions into autumn, the precipitation levels begin to rise sharply, with September witnessing a significant jump to 234 mm (9.2 in). Overall, August serves as a brief respite before the rainy seasons take hold, making it an ideal time for visitors to enjoy the natural beauty of Opatija under mostly clear skies.
August in Opatija, Croatia, marks a significant shift in humidity, bringing a refreshing drop to 51%. This is a noticeable contrast to the heavier, more humid months at the beginning and end of the year, such as January's lofty 88% and October's 83%. As summer peaks, humidity levels continue their downward trend, having already decreased steadily from 63% in July. This decline not only enhances the comfort of outdoor activities but also presents a perfect opportunity for tourists to explore the stunning coastal landscape without the oppressive stickiness often seen in warmer months. As September approaches, humidity begins to rise again to 64%, hinting at the return of more humid conditions—but for now, August offers a delightful respite.
In August, Opatija, Croatia, experiences a very high UV Index of 8, maintaining the trend of intense sun exposure seen in the preceding summer months of June and July. With a burn time of just 15 minutes, it's crucial for sun enthusiasts to protect their skin while basking in the Adriatic sun. This peak in UV exposure serves as a reminder to prioritize sun safety as overall UV levels have been consistently elevated during the summer, transitioning from a moderate 3 in February to a staggering 9 in July. As September approaches, the UV Index is expected to decrease to 7, indicating a shift but still requiring caution. To learn more about Opatija's UV trends, visit Opatija UV Index.
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In August, Opatija, Croatia, basks in a delightful 401 hours of sunshine, a perfect backdrop for summer activities and seaside relaxation. This amount of sunlight is slightly less than the peak of 432 hours experienced in July, yet it still represents one of the sunniest months of the year. Following a consistent upward trend since January, when the sun only graced the skies for 185 hours, the warm summer months inevitably entice visitors with extended daylight. As autumn approaches, sunlight hours begin to taper off, with September receiving 331 hours. This subtle transition from the sun-soaked vibrancy of summer to the calmer, cooler days of fall serves as a reminder of Opatija's enchanting shoreline, where each month reveals its own unique charm.
When planning a visit to Opatija, Croatia in August, you'll find yourself in one of the sunniest months of the year, with a 60% chance of sunny weather. This is a notable increase compared to earlier months, reflecting a gradual rise in sunshine from the 28% in January to a peak during summer. After a steady climb through the spring, where March sees a promising 61%, the likelihood of sunny days stabilizes during the vibrant summer months of June and July, hovering around the 53% to 57% mark. As summer fades into autumn, the chance of sun does not drop significantly, holding at 57% in September before tapering off in the cooler months. Thus, August stands out as an ideal time to bask in the Mediterranean sun, making it perfect for beachgoers and outdoor enthusiasts alike.
In Opatija, Croatia, August presents a delightful shift in daylight duration as it gracefully transitions towards the autumn months. With 14 hours of daylight, the lush summer sun continues to shine brightly, creating warm, inviting days ideal for exploring the stunning coastline or indulging in local delicacies. This lingering sunlight is a subtle reminder of the vibrant summer that started in June and persisted through July, when the days peaked at 15 hours. However, as August comes to a close, daylight starts to wane, leading into September's 12 hours. This trend of diminishing daylight underscores the cyclic nature of the seasons in Opatija, enhancing the beauty of both the summer's richness and the tranquil allure of autumn.
In August, Opatija experiences a gentle average wind speed of 2.9 m/s (6 mph), a slight increase compared to the calmer summer months of June and July. This subtle breeze contributes to the town's serene coastal atmosphere, perfect for leisurely strolls along the promenade. Throughout the year, wind speeds generally show a gradual increase as the seasons change, with the breeziest months peaking in October, reaching 3.9 m/s (9 mph). Despite August’s mild winds, the overall climate remains inviting, allowing visitors to enjoy the picturesque scenery and warm temperatures throughout the summer.
The weather in Opatija changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Opatija and find detailed weather information for every month.
In August, the weather in Opatija is warm and pleasant, with average temperatures around 23°C (74°F) and highs reaching up to 32°C (90°F). While it experiences some rain, with 92 mm (3.6 in) falling over 9 days, the humidity remains relatively moderate at 51%, making it ideal for outdoor activities. Conversely, January brings a stark contrast, as temperatures drop significantly, with an average of just 4°C (40°F) and lows plunging to -9°C (16°F). This winter month also sees increased precipitation, totaling 113 mm (4.5 in) over the same number of days, but the humidity is noticeably higher at 88%, lending a damp chill to the air. For more details about January weather, visit Opatija weather in January.
August and February present stark contrasts in weather conditions. In August, temperatures range from a pleasant 14°C (58°F) at night to a warm 32°C (90°F) during the day, accompanied by relatively low humidity at 51%. However, the month sees some precipitation, with about 92 mm (3.6 in) falling over approximately 9 days. In contrast, February experiences much colder temperatures, with a minimum of -8°C (19°F) and an average of 6°C (43°F), peaking at 21°C (71°F). This month is also wetter, with a total of 194 mm (7.6 in) of precipitation over 13 days, and notably higher humidity at 82%. For more details, see Opatija weather in February.
August and March present strikingly different weather patterns. August typically enjoys warmer temperatures, with a minimum of 14°C (58°F) and an average of 23°C (74°F), peaking at a high of 32°C (90°F). The month experiences moderate precipitation of 92 mm (3.6 in) over approximately 9 days, and humidity levels are around 51%. In contrast, March is much cooler, featuring a minimum temperature of -9°C (16°F) and an average of 8°C (46°F), while reaching a maximum of only 20°C (68°F). This month also sees higher precipitation at 133 mm (5.2 in) over 11 days, coupled with increased humidity at 73%. For more detailed insights on March weather, you can check Opatija weather in March.
When comparing the weather in August and April, we see a striking contrast in temperatures and humidity levels. August boasts a warmer climate with average temperatures reaching 23°C (74°F) and highs of 32°C (90°F), while April offers a cooler average of 12°C (53°F), with maximum temperatures hitting 23°C (73°F). Precipitation is also notable; April receives more rainfall at 133 mm (5.2 in) over approximately 10 days, compared to August’s 92 mm (3.6 in) over 9 days. Additionally, humidity is higher in April at 73%, contrasting with August's 51%. For a more detailed look at April's climate, you can visit Opatija weather in April.
When comparing the weather in May and August, notable differences emerge. August generally boasts warmer temperatures, with minimums around 14°C (58°F), averaging 23°C (74°F), and reaching maximums of 32°C (90°F). In contrast, May sees cooler conditions, with temperatures ranging from a minimum of 6°C (43°F) to an average of 16°C (61°F) and a maximum of 26°C (79°F). Additionally, precipitation levels are higher in May, totaling 184 mm (7.2 in) over 18 days, compared to 92 mm (3.6 in) over just 9 days in August. Humidity is also noticeably higher in May at 70%, whereas August has a more comfortable level at 51%. For further details, you can check Opatija weather in May.
When comparing the weather in August to that of June, notable differences in temperature and humidity can be observed. August typically sees a warmer average temperature of 23°C (74°F), with a peak reaching up to 32°C (90°F), compared to June, which has a slightly cooler average of 21°C (70°F) and a maximum of 35°C (95°F). However, June experiences higher humidity levels at 69%, making it feel warmer than it actually is, while August boasts a more comfortable 51% humidity. Precipitation remains relatively similar in both months, with August receiving 92 mm (3.6 in) over 9 days and June slightly less at 85 mm (3.3 in) also over 9 days. For more detailed insights into June weather, you can explore Opatija weather in June.
In comparing the weather of July and August, both months exhibit similar average temperatures, with August experiencing a slightly lower minimum temperature of 14°C (58°F) compared to July’s 15°C (59°F). The average high temperatures remain close, at 32°C (90°F) for August and 31°C (88°F) for July. However, August sees slightly higher precipitation levels, with 92 mm (3.6 in) over 9 days, compared to July's 86 mm (3.4 in) over 11 days. Notably, the humidity in July is higher at 63%, while August has a more comfortable level of 51%. For more details, you can check Opatija weather in July.
August and September present a noticeable shift in weather conditions. In August, temperatures are generally warmer, with a minimum of 14°C (58°F) and an average of 23°C (74°F), peaking at 32°C (90°F). The month is relatively dry, experiencing 92 mm (3.6 in) of precipitation over just 9 days and maintaining a humidity level of 51%. Conversely, September brings cooler temperatures, with a minimum of 8°C (47°F) and an average of 19°C (66°F), while the maximum temperature is lower at 29°C (85°F). This month sees a significant increase in rainfall, totaling 234 mm (9.2 in) across 12 days, alongside a rise in humidity to 64%. For more details on September's climate, you can explore Opatija weather in September.
August and October present a striking contrast in weather conditions. In August, temperatures range from a minimum of 14°C (58°F) to a maximum of 32°C (90°F), with an average of 23°C (74°F). The month experiences moderate precipitation of 92 mm (3.6 in) over about 9 days, accompanied by a relatively low humidity level of 51%. Conversely, October sees a significant drop in temperatures, with a minimum of 5°C (42°F) and an average of 14°C (58°F), peaking at 24°C (76°F). This month is wetter, recording 196 mm (7.7 in) of rainfall over 11 days, and increased humidity levels of 83%. For more detailed information, you can check Opatija weather in October.
August and November present stark contrasts in weather patterns. In August, temperatures range from a minimum of 14°C (58°F) to a maximum of 32°C (90°F), accompanied by a moderate average of 23°C (74°F). The month sees relatively low precipitation, totaling 92 mm (3.6 in) over about 9 days, with humidity levels at 51%. In contrast, November experiences much cooler temperatures, with a minimum of 1°C (33°F) and an average of 10°C (50°F), reaching up to 19°C (66°F) at its peak. The rainfall significantly increases to 254 mm (10.0 in) over 14 days, and humidity rises dramatically to 89%. For more insights into the weather characteristics of November, check out Opatija weather in November.
August in Opatija boasts a warm climate, with average temperatures ranging from a comfortable 14°C (58°F) to a high of 32°C (90°F). The month experiences moderate humidity levels at 51% and sees around 92 mm (3.6 in) of precipitation over approximately 9 days. In contrast, December presents a stark shift in weather, with temperatures plummeting to a minimum of -2°C (30°F) and averaging only 6°C (43°F). The month is much wetter, receiving 251 mm (9.9 in) of rain distributed over 14 days, along with significantly increased humidity at 88%. For more details, visit Opatija weather in December.
August in Opatija presents a delightful blend of warm temperatures and a refreshing climate, making it distinct from other months. With maximums reaching 32°C (90°F) and an average of 23°C (74°F), the summer heat is tempered by pleasant evenings, perfect for outdoor activities. Unlike the wetter months, August enjoys a lower precipitation rate, with only 9 rainy days contributing to a humidity level of 51%, creating a comfortable atmosphere for both locals and tourists. This ideal weather makes it a prime time to explore the stunning coastline and vibrant culture of the region. For more details on Opatija's climate throughout the year, check out Opatija Climate.