Last updated: February 26, 2025
Lyon, France, in August offers a delightful blend of summer warmth and occasional rainfall. With maximum temperatures soaring up to 39°C (103°F) and an average of 22°C (72°F), the city basks in the sun, inviting visitors to explore its vibrant streets and scenic views. Yet, nights can be refreshingly cool, with temperatures dipping to a minimum of 9°C (48°F). Rainfall is moderate, with 69 mm (2.7 in) spread over approximately 9 days, making it a perfect time for both outdoor activities and cultural experiences. With a humidity level of 61%, the warm temperatures can feel quite comfortable, ensuring that Lyon's summer charm is both accessible and enjoyable.
In August, Lyon experiences a delightful blend of warm summer days and pleasant nights, with temperatures ranging from a minimum of 9°C (48°F) to a sizzling maximum of 39°C (103°F). The average temperature sits comfortably at 22°C (72°F), making it one of the warmest months of the year. This heat is a continuation of the rising trend observed since June, where sweltering peaks of 38°C (100°F) were recorded. The warmth encourages both locals and tourists to enjoy outdoor festivities, parks, and riverside activities before the cooling temperatures of September set in. As summer peaks, Lyon buzzes with vibrant life, perfectly embodying the essence of a French summer.
In August, Lyon experiences a moderate precipitation of 69 mm (2.7 in), marking a slight decrease from the previous month's 80 mm (3.2 in). With rainfall spread over just 9 days, the summer month maintains a balance that is typical for the season, providing occasional respite from the heat while ensuring vibrant greenery throughout the city. This pattern follows the trend of increased precipitation from May’s peak (113 mm), gradually tapering off as autumn approaches. As Lyon transitions into September, the overall rainfall levels remain consistent, reflecting a trend of diminishing but steady precipitation that characterizes the late summer months.
In August, Lyon experiences a significant drop in humidity, reaching a comfortable 61%—the lowest point of the year. This decline follows the gradual decrease from 91% in January to 76% in June, highlighting a trend of diminishing moisture as summer progresses. The refreshing air of late summer provides a pleasant contrast to the earlier months, where humidity remains high, peaking again in the cooler seasons of October through December. As the city transitions into autumn, humidity begins to creep back up, reminding locals and visitors alike of Lyon's distinctive seasonal rhythms.
In August, Lyon experiences a UV Index of 8, classified as very high, which means sun exposure can be intense, with a burn time of just 15 minutes. This month continues the trend established in June and July, where UV levels are at their peak during the summer, encouraging outdoor activities while highlighting the need for sun protection. As the season transitions into early autumn, the UV Index begins to decline, dropping to 6 in September. To stay safe under the sun in Lyon this August, remember to monitor the UV Index regularly and take necessary precautions. For more detailed information, check out Lyon UV Index.
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August in Lyon glows with the warmth of 393 hours of sunshine, marking the peak of summer's radiance. Following a steady upward trend from the 229 hours in February to the 419 hours in July, August maintains this brilliance, just slightly dimming from July's highs. This consistent sunshine throughout the summer months invites both locals and visitors to bask in the vibrant atmosphere of the city, as the days gradually shorten into September with 331 hours. The trend indicates a significant seasonal transition, where Lyon transforms into a lively tapestry of sunlit plazas and bustling markets, showcasing the best of summer before the cooler months set in.
In Lyon, France, the likelihood of experiencing sunny weather in August stands at a moderate 49%, making it one of the more promising months for sunshine in the summer. Throughout the year, there's a notable upward trend in sunny days from the beginning of the year, jumping from a mere 21% in January to a peak in March at 55%. Though August does not reach the heights of March's sunshine, it does represent a solid improvement compared to the earlier summer months like July and June, which hover around 40%. The overall trend indicates that while sunny days can be sporadic, August offers a sweet spot for those seeking pleasant summer weather in Lyon.
In Lyon, France, the month of August continues the trend of abundant daylight characteristic of the summer months, offering about 14 hours of sunlight. This duration reflects a slight decline from the peak daylight reached in June and July, both boasting 15 hours of sun, suggesting that while summer lingers, the gradual shift towards autumn is beginning. As the year progresses into September, daylight decreases further to 12 hours, followed by a notable drop in the following months, highlighting the seasonal transition from the warmth and brightness of summer towards the cooler, shorter days of fall. This rhythmic ebb and flow of daylight not only marks the changing seasons but also sets the stage for the rich tapestry of experiences Lyon has to offer throughout the year.
In August, the winds in Lyon, France continue the mellow trend established in the summer months, with an average speed of 2.3 m/s (5 mph)—matching the gentle breezes of July. This marks a noticeable dip compared to the more invigorating spring months, where wind speeds hovered around 3 m/s (7 mph). As summer wanes, the prevailing calm may invite leisurely strolls through the picturesque streets, allowing one to savor the warmth of the season. Notably, the wind remains fairly consistent as September approaches, with only a slight reduction to 2.1 m/s (5 mph). This data hints at a tranquil August in Lyon, characterized by soft winds that whisper of the changing seasons ahead.
The weather in Lyon 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 Lyon and find detailed weather information for every month.
August and January in Lyon exhibit strikingly contrasting weather patterns. In August, temperatures can soar with an average of 22°C (72°F) and highs reaching up to 39°C (103°F), accompanied by a moderate humidity level of 61%. However, rainfall is present with about 69 mm (2.7 in) over 9 days. In contrast, January sees much cooler conditions with an average temperature of just 3°C (38°F) and lows dropping to -8°C (17°F). Although precipitation is slightly lower at 66 mm (2.6 in), it occurs over more days, totaling 12, with higher humidity at 91%. For more details, you can check out Lyon weather in January.
In comparing the weather between August and February, August presents a warmer and more varied climate, with temperatures ranging from a minimum of 9°C (48°F) to a scorching maximum of 39°C (103°F) and an average of 22°C (72°F). The month averages 69 mm (2.7 in) of precipitation over 9 days, and humidity levels sit at a comfortable 61%. In contrast, February sees much cooler conditions, with temperatures dropping to a low of -9°C (16°F) and peaking at 20°C (68°F), averaging 6°C (43°F). It also features 53 mm (2.1 in) of precipitation, occurring over 11 days, alongside higher humidity at 88%. For a detailed look at Lyon's February weather, check out this link: Lyon weather in February.
August and March present strikingly different weather patterns. In August, temperatures range from a minimum of 9°C (48°F) to a scorching maximum of 39°C (103°F), with an average of 22°C (72°F). The month typically experiences 69 mm (2.7 inches) of precipitation over about 9 days, accompanied by a moderate humidity of 61%. In contrast, March is much cooler, with temperatures ranging from a frigid -12°C (11°F) to a pleasant maximum of 23°C (74°F), and an average temperature of 8°C (47°F). Precipitation is slightly higher at 70 mm (2.8 inches), but it occurs over more days, totaling 12 days, and the humidity is notably higher at 84%. For more detailed insights, check Lyon weather in March.
When comparing the weather in August and April, there are notable differences in temperature and humidity. August typically features a minimum temperature of 9°C (48°F) and can soar to a maximum of 39°C (103°F), averaging around 22°C (72°F). In contrast, April starts off cooler, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 28°C (82°F), averaging 12°C (53°F). Precipitation is somewhat higher in August, with 69 mm (2.7 in) recorded over 9 rainy days, compared to April's 51 mm (2.0 in) over 8 days. Notably, April also has a higher humidity level at 81%, while August sees a relative humidity of 61%. For more detailed insights into the weather patterns, check Lyon weather in April.
When comparing the weather in August and May, notable differences emerge. August typically showcases a warm climate with average temperatures around 22°C (72°F) and occasional peaks reaching as high as 39°C (103°F). In contrast, May is cooler, with an average temperature of 15°C (60°F) and maximums of 32°C (89°F). Precipitation is also higher in May, with 113 mm (4.5 in) over 14 days, compared to August's 69 mm (2.7 in) across 9 days. Humidity levels are slightly lower in August at 61%, while May experiences higher humidity at 77%. For more details, visit Lyon weather in May.
In comparing the weather of August and June, we see that both months experience similar temperature ranges, with August having a slightly higher average temperature of 22°C (72°F) compared to June's 20°C (69°F). However, August reaches a maximum of 39°C (103°F), while June peaks at 38°C (100°F). Precipitation is more frequent in June, with 84 mm (3.3 in) over 12 days, compared to August’s 69 mm (2.7 in) over 9 days. Humidity levels are also higher in June at 76%, compared to 61% in August, indicating that June may feel more muggy. For more details, visit Lyon weather in June.
In comparing the weather between July and August, we observe a few notable differences. August generally experiences slightly cooler minimum temperatures, averaging around 9°C (48°F) compared to July’s 11°C (52°F). Both months boast similar average temperatures of about 22°C (72°F), while maximum temperatures peak at a scorching 39°C (103°F) in both months. Precipitation is noticeably lower in August, with 69 mm (2.7 in) over 9 days, versus July's 80 mm (3.2 in) over 10 days. Additionally, humidity levels are lower in August at 61%, compared to 68% in July, making August feel a bit drier overall. For more detailed information on July's weather, you can check Lyon weather in July.
August tends to be warmer than September, with average temperatures reaching 22°C (72°F) compared to September's 18°C (64°F). The max temperatures in August hit a scorching 39°C (103°F), while September sees a milder peak of 33°C (93°F). Both months have similar levels of precipitation, with August receiving 69 mm (2.7 in) over 9 days and September slightly lower at 65 mm (2.6 in) across 8 days. Humidity increases in September, averaging 72% compared to August's 61%. For more detailed insights, check out Lyon weather in September.
August typically features warm temperatures, with averages around 22°C (72°F) and highs that can soar up to 39°C (103°F). In contrast, October brings a significant drop in temperature, averaging just 13°C (55°F) and peaking at 26°C (80°F). While August experiences relatively lower humidity at 61% and less frequent precipitation, October sees an increase in humidity to 88%, alongside a rise in rainfall, with around 92 mm (3.6 in) spread over 10 days. For more detailed information, check out Lyon weather in October.
August and November present stark contrasts in weather. In August, temperatures range from a minimum of 9°C (48°F) to a scorching maximum of 39°C (103°F), with an average of 22°C (72°F). The month experiences 69 mm (2.7 in) of precipitation over about 9 days, complemented by a humidity level of 61%. In contrast, November sees much cooler conditions with a minimum temperature of -4°C (25°F) and a maximum of 20°C (69°F), averaging just 7°C (45°F). Precipitation increases to 93 mm (3.7 in) spread over approximately 13 days, with humidity rising significantly to 91%. For a detailed look at weather patterns, you can check out Lyon weather in November.
August and December present distinct contrasts in weather. In August, temperatures range from a mild 9°C (48°F) at night to a scorching high of 39°C (103°F) during the day, with an average temperature of 22°C (72°F). Humidity sits at a comfortable 61%, and the month sees about 69 mm (2.7 in) of precipitation spread over 9 days. Conversely, December brings significantly colder conditions, with nighttime lows dropping to -4°C (25°F) and daytime highs averaging 5°C (42°F). The month experiences higher precipitation of 116 mm (4.6 in) across 17 days and a much higher humidity level of 92%. For more detailed information, you can check Lyon weather in December.
As summer reaches its peak, August in Lyon showcases a unique blend of warmth and liveliness. Temperatures can soar, making it one of the hottest months of the year, yet the nights offer a refreshing coolness. While rainfall is relatively modest with a few rainy days, the humidity often adds a different layer to the typical summer experience. This combination of heat, occasional precipitation, and a vibrant atmosphere sets August apart from the milder temperatures found in the spring and fall. For a deeper dive into Lyon's weather patterns, explore the details at Lyon Climate.