Last updated: August 21, 2025
In October, Vientiane, Laos experiences a warm climate with maximum temperatures reaching up to 36°C (98°F) and an average of 28°C (82°F), while the nights cool down to a comforting 20°C (68°F). This month marks a transition, characterized by 15 days of rainfall totaling around 129 mm (5.1 in), contributing to the city's lush landscapes. With a consistent humidity level of 74%, October brings a blend of heat and moisture, creating a vibrant atmosphere that reflects the beauty of the region during this dynamic time of the year.
In Vientiane, Laos, October ushers in a slight reprieve from the intense heat of the preceding months, with temperatures ranging from a comfortable 20°C (68°F) at night to a warm 36°C (98°F) during the day. The average temperature stabilizes around 28°C (82°F), showcasing a trend towards cooler evenings, which signals the transition into the dry season. As the autumn month unfolds, both the minimum and maximum temperatures begin to dip from the sweltering peaks of summer, making October an inviting time to explore this vibrant city without the scorching heat that characterizes earlier months. The weather in October not only enhances outdoor activities but also creates a pleasant atmosphere for cultural experiences and sightseeing.
In October, Vientiane, Laos experiences a notable decrease in rainfall compared to the peak of the monsoon season, which culminates in the preceding months. With 129 mm (5.1 in) of precipitation over approximately 15 days, October marks a transition toward drier conditions, setting the stage for the upcoming dry season. This follows an impressive surge in rainfall during earlier months, peaking at 402 mm (15.8 in) in August and still substantial at 265 mm (10.4 in) in September. As the intensity of precipitation tapers off, the landscape begins to recover, providing a unique opportunity to appreciate the lush greenery that flourishes in the wake of the rains, while residents and visitors alike can enjoy the fresh, crisp air that signals the shift to a more temperate climate.
In October, Vientiane experiences a noticeable shift in humidity levels, with 74% moisture in the air, marking a decline from the peak of the rainy season. The month's humidity is significantly higher than the drier winter months of January and February, where levels drop to 52% and 49% respectively. Following a gradual increase from the dry spell in the early months, humidity surges in the wet season, peaking in August at a staggering 87%. While October shows some relief, the lingering effects of the rainy season are evident, as it remains wetter than the transitional months of November and December. This trend highlights Vientiane’s climatic rhythm, where the air holds its breath between the lush monsoon and the drying cool season.
In October, Vientiane, Laos experiences a UV Index of 12, marking it as an extremely high exposure category with a burn time of just 10 minutes. This follows a trend established from May through September, where the UV Index consistently reached 14, indicating a period of intense sun exposure. As the year transitions into the cooler months, including November and December, the UV levels begin to decrease significantly, reflecting a shift to a very high category. Residents and visitors alike should remain vigilant, safeguarding against the sun's rays, especially in the earlier part of the day. For more detailed information, visit Vientiane UV Index.
UV Risk Categories
As October arrives in Vientiane, Laos, the city basks in a delightful 295 hours of sunshine, a notable highlight in the annual weather patterns. This month follows the slight dip seen in the rainy season, where sunlight waned in August and July with 249 and 269 hours respectively. October's sunshine serves as a warm prelude to the drier months ahead, where day lengths gradually increase, peaking in the later months such as November and December with 305 and 311 hours. The steady rise in sunlight hours from the sultry middle of the year towards the cooler, clearer days of late autumn brings a refreshing ambience, offering vibrant outdoor experiences in the lush landscapes of Laos. The accumulated sunlight not only enhances the beauty of the region but also signals a shift towards the thriving tourist season, inviting exploration and adventure under clear skies.
In Vientiane, Laos, the likelihood of sunny weather fluctuates significantly throughout the year, peaking in the early months. With a stunning 82% chance of sunshine in January and a remarkable 87% in February, the city enjoys a dazzling start to the year. However, by the time October arrives, this sunny trend takes a noticeable dip, with only a 30% chance of clear skies. This marks a shift from the vibrant sunshine of earlier months, as the rainy season typically lingers through September, making October a transitional month. As the year progresses, the chances of sunny weather gradually increase again, reaching 64% by November. Overall, while October offers only a modest opportunity for sunshine, those visiting can still hope for bright moments amidst the changing weather patterns.
As October unfolds in Vientiane, Laos, daylight begins to wane, offering approximately 11 hours of sunlight each day. This shift marks a return to a rhythm seen earlier in the year, as daylight durations consistently rise from January through July, peaking at 13 hours during the height of summer. Following this peak, daylight gradually decreases, with both August and September maintaining a steady 12 hours before settling into the shorter days of late autumn. Ultimately, October serves as a transition, bridging the brighter summer months with the more subdued daylight of November and December, creating a beautiful harmony in nature's cycle.
As October settles in Vientiane, the gentle winds weave through the city at an average speed of 1.5 m/s (3 mph), mirroring the calm transitions of the month. This slight dip from the highs of the summer months indicates a gradual shift towards a more tranquil atmosphere, with wind speeds in October comparable to those in September. After a season of somewhat stronger breezes, the arrival of autumn heralds a change, preparing the landscape and its people for the cooler months ahead. With winds that are mild yet persistent, October offers a refreshing respite, inviting both locals and visitors to savor the beauty of Laos's capital as it enters a serene phase of the year.
Weather in Vientiane varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Vientiane, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January present a striking contrast in weather conditions. In October, temperatures range from a minimum of 20°C (68°F) to a sizzling maximum of 36°C (98°F), with an average of 28°C (82°F). This month also sees significant rainfall, averaging 129 mm (5.1 in) over about 15 days, accompanied by high humidity levels of 74%. In contrast, January is much cooler, with temperatures dipping to a minimum of 10°C (51°F) and reaching a maximum of 35°C (95°F), averaging 24°C (75°F). Rainfall is scarce in January, with only 6 mm (0.2 in) recorded over a single day and lower humidity at 52%. For a detailed look at January's climate, visit Vientiane weather in January.
In comparing the weather of October and February, October tends to be noticeably warmer and more humid. With average temperatures around 28°C (82°F) and maximums reaching up to 36°C (98°F), it also experiences significant precipitation, totaling 129 mm (5.1 inches) over about 15 days. In contrast, February showcases a cooler climate with average temperatures of 25°C (76°F) and a maximum of 38°C (100°F), but it sees minimal rainfall of just 17 mm (0.7 inches) over only one day, along with lower humidity at 49%. This makes February a drier and less humid month compared to the wet and humid conditions of October. For more detailed weather information, you can refer to Vientiane weather in February.
When comparing the weather in October and March, notable differences emerge. October typically features a range of temperatures, with a minimum of 20°C (68°F) and a maximum reaching up to 36°C (98°F), while March can see even higher temperatures, peaking at 40°C (104°F) with a minimum of 17°C (63°F). Both months share an average temperature of around 28°C (82°F). However, October experiences significantly more precipitation at 129 mm (5.1 in) over 15 days, compared to March's lighter rainfall of 41 mm (1.6 in) over just 6 days. Additionally, October maintains a higher humidity level at 74%, while March's humidity is more comfortable at 39%. For a closer look at March's weather specifics, check Vientiane weather in March.
When comparing the weather in October and April, notable differences emerge. October experiences higher humidity at 74% and more rainfall, totaling 129 mm over an average of 15 days, whereas April has a lower humidity of 40% and receives less precipitation at 70 mm over 11 days. Temperature-wise, October has a minimum of 20°C (68°F) and an average of 28°C (82°F), while April features a slightly cooler minimum of 17°C (63°F) but a higher maximum of 42°C (107°F). For more detailed insights about April weather, you can check out Vientiane weather in April.
When comparing the weather in October and May, October features slightly cooler temperatures, with a minimum of 20°C (68°F) and an average of 28°C (82°F), while May's minimum is 22°C (71°F) and average is 29°C (85°F). May can be significantly hotter, peaking at 41°C (107°F), compared to October's maximum of 36°C (98°F). Additionally, May experiences more precipitation, with 204 mm (8.0 in) over 21 days, versus October's 129 mm (5.1 in) over 15 days. Humidity levels are relatively similar, with October at 74% and May slightly lower at 69%. For more details on May's weather, you can check Vientiane weather in May.
In comparing the weather of October and June, we see distinct differences in temperature and precipitation patterns. October tends to be slightly cooler, with average temperatures ranging from a minimum of 20°C (68°F) to a maximum of 36°C (98°F), while June is warmer, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 39°C (102°F). Precipitation also varies significantly; October experiences 129 mm (5.1 in) of rain over 15 days, whereas June sees considerably more rain, totaling 309 mm (12.2 in) over 25 days. Humidity levels remain high in both months, with October at 74% and June slightly higher at 81%. For a more detailed look at June's weather, you can visit Vientiane weather in June.
When comparing the weather between October and July, October experiences slightly cooler temperatures with a minimum of 20°C (68°F) and an average of 28°C (82°F), while July has a higher minimum temperature of 25°C (76°F) and an average of 29°C (84°F). In terms of maximum temperatures, July reaches up to 37°C (99°F), compared to October's peak of 36°C (98°F). Precipitation is significantly higher in July, with 331 mm (13.0 in) over 26 days versus October's 129 mm (5.1 in) over 15 days, contributing to the increased humidity level in July at 83% compared to October's 74%. For more details, you can check out Vientiane weather in July.
In comparing the weather of October and August, October generally offers slightly cooler temperatures, with a minimum of 20°C (68°F) compared to August’s higher minimum of 24°C (75°F). Both months have similar average temperatures around 28°C (82°F), but August can peak higher at a maximum of 37°C (98°F) compared to October's 36°C (98°F). Precipitation is significantly higher in August, totaling 402 mm (15.8 in) over 26 days, while October sees only 129 mm (5.1 in) across 15 days. Additionally, humidity levels are notably higher in August, averaging 87% versus October's 74%. For more detailed information, visit Vientiane weather in August.
In comparing the weather between September and October, it is clear that October experiences slightly cooler temperatures, with minimums around 20°C (68°F) compared to September's minimum of 23°C (73°F). Both months have similar average temperatures, but October sees a maximum of 36°C (98°F), slightly lower than September's peak of 37°C (98°F). Precipitation is significantly reduced in October, with 129 mm (5.1 in) over 15 days, while September records 265 mm (10.4 in) across 24 days, indicating a wetter month. Additionally, humidity levels are lower in October at 74%, compared to September's more humid 86%. For a detailed look at September's weather, you can check out Vientiane weather in September.
In October, the weather is generally warmer, with minimum temperatures around 20°C (68°F) and average highs reaching up to 36°C (98°F). This month also experiences significant rainfall, with 129 mm (5.1 in) spread over 15 days, contributing to a higher humidity level of 74%.
In contrast, November sees a slight decrease in temperature, with minimums around 17°C (63°F) and an average temperature of 26°C (79°F). The month is considerably drier, receiving only 10 mm (0.4 in) of rain over just 3 days, leading to lower humidity at 63%. For more detailed information about weather conditions during this month, check out Vientiane weather in November.
October weather in Vientiane is characterized by much warmer temperatures, with minimums around 20°C (68°F) and average highs reaching 36°C (98°F). The month is also quite humid, with an average humidity of 74% and significant precipitation, totaling 129 mm (5.1 in) over approximately 15 days. In contrast, December brings a notable drop in temperature, with minimums of 9°C (48°F) and average highs of 35°C (95°F), resulting in a much more comfortable climate. Precipitation is minimal in December, with only 7 mm (0.3 in) occurring on about 1 day, and the humidity decreases to 57%. For more details on December weather, you can check Vientiane weather in December.
As October unfolds in Vientiane, the weather brings a noticeable shift from the sweltering heights of summer. With temperatures ranging from mild to warm, this month sees a refreshing dip in highs compared to the scorching peak months. Rainfall becomes more frequent, introducing a lush vibrancy to the landscape as the city experiences an uptick in precipitation days. The increased humidity adds to the tropical feel, but it also contributes to a lively atmosphere, perfect for outdoor exploration. October stands out as a transitional period, heralding the end of the intense heat and welcoming cooler breezes. For those curious about the broader climatic trends in this enchanting region, a deep dive into the details of Vientiane Climate is highly recommended.