Last updated: August 21, 2025
August in Vilnius, Lithuania presents a delightful blend of summer warmth and occasional showers. With maximum temperatures soaring to 32°C (91°F) and an average of 18°C (64°F), visitors can enjoy pleasant days, albeit with a cooler minimum of 5°C (41°F) at night. The city experiences roughly 105 mm (4.1 in) of precipitation over 12 days, adding a refreshing touch to the air, which boasts a humidity level of 74%. This month is perfect for exploration, offering a vibrant atmosphere enriched by both sunlight and the gentle rhythm of summer rain.
In August, Vilnius experiences a pleasant transition into late summer, with temperatures showcasing a delightful warmth. The average temperature sits comfortably at 18°C (64°F), while daily highs reach up to 32°C (91°F), embodying the season's peak warmth. Nighttime temperatures, hovering around 5°C (41°F), remind us that even in summer, a cool breeze can kiss the city. This month marks a notable shift from the chilly winter months, gradually elevating from January's frigid minimum of -24°C (-12°F). As the days grow longer and sunnier, visitors and locals alike can enjoy the vibrant atmosphere of Vilnius, soaking in the warmth before the autumn chill sets in.
August marks a notable peak in precipitation for Vilnius, Lithuania, with an impressive 105 mm (4.1 in) of rain over 12 days. This increase is a significant jump from the rainfall in July, which, while substantial at 85 mm (3.4 in), features only one less rainy day. As summer transitions to autumn, it’s clear that August's weather is characterized by heavier downpours, reflecting a trend of heightened rainfall during this month. This shift not only underscores the changing seasons but also sets the stage for the wetter months ahead, with September following suit with 74 mm (2.9 in) across its own 12 days of rain.
In August, Vilnius experiences a drop in humidity to 74%, signaling the gradual transition from the warm summer months to the onset of autumn. This slight decrease continues the trend observed since July, where humidity levels stabilized at 75%. The city's summer humidity is notably lower than the winter months, which hover around 94% in January and 92% in February. As the year progresses, humidity begins to rise again in September and beyond, reflecting the wetter conditions typical of the fall season. Overall, while August remains comfortably humid, it marks the beginning of a shift towards cooler, moister weather.
In August, Vilnius experiences a UV Index of 6, indicating a high exposure category, with a burn time of only 25 minutes. This marks a slight decline from the peak July levels, which also hosted a UV Index of 7, but it still calls for caution when enjoying the summer sun. As the summer progresses into early autumn, it's essential to remain vigilant about sun exposure, as the UV Index drops to moderate in September. Overall, the trend showcases a transition from the intense sunlight of mid-summer to more moderate conditions, highlighting the importance of adapting sun safety practices accordingly. For more detailed information, refer to Vilnius UV Index.
UV Risk Categories
August in Vilnius, Lithuania, offers a delightful respite with an impressive 381 hours of sunshine, wrapping up the summer season on a bright note. As the days lengthen from the winter's mere 77 hours in January, there's a clear trend of increasing sunlight that peaks in the early summer months, with June boasting the highest at 434 hours. Although sunlight begins to wane in September, with 294 hours still illuminating the city, August stands out as a time when residents and visitors alike can fully embrace the warmth and vibrancy of the Lithuanian summer before autumn takes hold. Enjoy the sun while it lasts, as the months following bring a significant drop in sunny hours, culminating at just 92 hours in December.
In August, the likelihood of sunny weather in Vilnius, Lithuania, stands at 26%, showing a notable dip from the summer peak months of June and July, both at 55%. This decrease marks a transition as the season shifts towards autumn, with sunny probabilities becoming more variable. Comparatively, August’s sunshine chance is higher than the earlier spring months, such as March and April, which hover around 32%, but lower than the vibrant energy of May at 29%. As summer winds down, those hoping for rays should prepare for both sunny intervals and the possibility of lingering clouds.
In August, Vilnius enjoys a delightful 14 hours of daylight, marking a gentle transition from the peak brightness of summer. This month sees a gradual decline in daylight hours, following the 17 hours observed in June. As we move from the exuberant long days of summer to the shorter autumn days, August still offers plenty of sunshine, providing a perfect backdrop for enjoying outdoor activities and the city's vibrant atmosphere. The swift progression from the 16 hours in July to 14 in August reminds us that autumn whispers just around the corner, as the daylight gradually wanes, inviting cooler evenings and the beauty of changing foliage.
In Vilnius, Lithuania, the August wind typically breathes a gentle 3.3 m/s (7 mph), marking a subtle transition as summer begins to wane. While the spring and early summer months experience a gradual decline in wind speed, August's breezes are slightly brisker than those of July, hinting at the approaching autumn's shift. The city's wind speed peaks in the cooler months, reaching up to 4.5 m/s (10 mph) in both October and November. Overall, the patterns reflect a seasonal rhythm where summer provides a soft caress of air, while autumn stirs up a more invigorating gust, preparing the landscape for the chillier days ahead.
Weather in Vilnius varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Vilnius, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present strikingly contrasting weather patterns. In August, temperatures range from a minimum of 5°C (41°F) to a maximum of 32°C (91°F), with an average temperature of 18°C (64°F). This month experiences a moderate amount of rainfall, totaling 105 mm (4.1 in) over approximately 12 days, and features a humidity level of 74%. In contrast, January is characterized by much colder conditions, with temperatures plummeting to a minimum of -24°C (-12°F) and peaking at a maximum of only 7°C (44°F), averaging -2°C (28°F). Precipitation in January is lower, at 51 mm (2.0 in) over 11 days, but the humidity is notably higher at 94%. For a more detailed look at January weather, visit Vilnius weather in January.
August and February present stark contrasts in weather conditions. In August, temperatures range from a pleasant 5°C (41°F) to a maximum of 32°C (91°F), with an average of 18°C (64°F). This month sees relatively high humidity at 74% and considerable precipitation of 105 mm (4.1 in) over 12 days. In contrast, February experiences much colder temperatures, with a minimum of -22°C (-7°F), an average of -2°C (29°F), and a maximum of 9°C (49°F). The precipitation in February is significantly lower at 39 mm (1.5 in) over 10 days, coupled with a high humidity level of 92%. For a more detailed look at February's weather, you can visit Vilnius weather in February.
In comparing the weather patterns of August and March, we see significant differences in temperature and overall climate conditions. August generally offers warmer temperatures, with a minimum of 5°C (41°F), an average of 18°C (64°F), and a maximum of 32°C (91°F). The month experiences higher precipitation levels at 105 mm (4.1 in) over approximately 12 days, with humidity around 74%. In contrast, March is much colder, with temperatures ranging from a minimum of -18°C (0°F) to a maximum of 16°C (61°F), averaging just 1°C (35°F). It has less precipitation totaling 45 mm (1.8 in) over the same number of days, but with a higher humidity level of 90%. For more detailed insights into March weather, check out Vilnius weather in March.
When comparing the weather in August to that in April, there is a notable difference in temperature and humidity. August boasts an average temperature of 18°C (64°F), reaching a maximum of 32°C (91°F), while April's average is significantly cooler at 7°C (44°F), peaking at 25°C (77°F). Precipitation levels also differ, with August receiving 105 mm (4.1 in) over approximately 12 days, compared to April's 42 mm (1.7 in) spread over 9 days. Additionally, humidity is higher in April at 86%, while August maintains a lower but still considerable level of 74%. For more details, you can check Vilnius weather in April.
When comparing the weather in August to that of May, significant differences become apparent. August enjoys higher average temperatures, ranging from a minimum of 5°C (41°F) to a maximum of 32°C (91°F), while May starts cooler, with temperatures ranging from -4°C (26°F) to a maximum of 29°C (84°F). Additionally, while August typically sees more precipitation at 105 mm (4.1 in) over about 12 days, May receives less at 64 mm (2.5 in) over 11 days. Humidity levels in August are also higher at 74%, compared to May's 70%. For more detailed information on May's weather patterns, you can check Vilnius weather in May.
In comparing the weather of August and June, we can see some interesting similarities and differences. Both months have similar average temperatures, with June averaging 18°C (65°F) and August also around 18°C (64°F). However, August tends to feature a wider temperature range, with minimums of 5°C (41°F) compared to June's 3°C (38°F) and maximums reaching 32°C (91°F), which is slightly lower than June's peak of 33°C (91°F). Precipitation levels are higher in August, totaling 105 mm (4.1 in) over 12 days, whereas June sees just 57 mm (2.2 in) across 11 days of rain. Both months have high humidity levels, with June at 75% and August slightly lower at 74%. For more specific details on June's weather, you can visit Vilnius weather in June.
In comparing the weather of August and July, we see that both months have similar patterns, yet distinct characteristics. August experiences slightly cooler temperatures, with a minimum of 5°C (41°F) and a maximum of 32°C (91°F), compared to July's minimum of 7°C (45°F) and maximum of 33°C (92°F). Precipitation is more abundant in August, totaling 105 mm (4.1 in) over 12 days, while July registers 85 mm (3.4 in) within the same number of days. Humidity levels remain fairly consistent, with August at 74% and July slightly higher at 75%. For more detailed insights, you can check Vilnius weather in July.
August tends to be warmer than September, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 32°C (91°F), compared to September's range of -3°C (27°F) to 27°C (81°F). Additionally, August experiences higher average temperatures (18°C or 64°F) than September (13°C or 56°F), making it feel much more summer-like. However, September has higher humidity levels at 85% compared to August's 74%. While both months saw around 12 days of precipitation, September has less rainfall overall, with 74 mm (2.9 in) compared to August's 105 mm (4.1 in). For more detailed information on September weather, visit Vilnius weather in September.
August and October present contrasting weather patterns. In August, the temperatures range from a minimum of 5°C (41°F) to a maximum of 32°C (91°F), with an average of 18°C (64°F), making it a warm month. The month also sees higher precipitation at 105 mm (4.1 in), over 12 days, and a humidity level of 74%.
In contrast, October experiences a significant drop in temperature, with a minimum of -3°C (27°F) and an average of 8°C (47°F), peaking at 21°C (70°F). Although the total precipitation in October is lower at 65 mm (2.5 in), it's spread over 14 days, contributing to a higher humidity level of 92%. For more detailed information, check out Vilnius weather in October.
In August, the weather is considerably warmer, with average temperatures around 18°C (64°F) and highs reaching up to 32°C (91°F). This month experiences higher humidity at 74% and more precipitation, totaling 105 mm over about 12 days. In contrast, November brings a significant drop in temperatures, with averages around 4°C (39°F) and highs capping at 14°C (57°F). Although November sees less rainfall, totaling 55 mm over the same number of days, humidity rises to 93%, making the air feel much colder. For more details, you can check out Vilnius weather in November.
The weather in August and December presents a stark contrast in Vilnius. In August, temperatures range from a comfortable minimum of 5°C (41°F) to a maximum of 32°C (91°F), with an average of 18°C (64°F). The month is relatively humid at 74% and experiences about 105 mm (4.1 in) of precipitation over 12 days. In contrast, December sees much colder temperatures, with a minimum of -15°C (5°F) and a maximum of 9°C (48°F), leading to an average temperature of -1°C (31°F). Precipitation in December is lower at 59 mm (2.3 in) but occurs over a slightly greater number of days, 14. The humidity also rises to 94%, making the air feel even colder. For more details, visit Vilnius weather in December.
August in Vilnius offers a vibrant blend of warmth and humidity, making it a stark contrast to the cooler months. With average temperatures reaching up to 18°C (64°F) and highs that can soar to 32°C (91°F), this month is ideal for those who enjoy the heat of summer. However, don't be caught off guard by the occasional rain, as 12 days of precipitation can bring refreshing showers and a humidity level of 74%. This unique balance of warmth and moisture creates a lively atmosphere, perfect for soaking in the city's charm before the chill of autumn sets in. For a deeper dive into what to expect year-round, visit Vilnius Climate.