Last updated: August 21, 2025
In August, Thimphu, Bhutan experiences a temperate climate characterized by a maximum temperature of 24°C (75°F) and an average of 16°C (61°F), with cooler nights dipping to a minimum of 10°C (50°F). This month is notably the wettest, with a significant precipitation total of 385 mm (15.2 in), spread across 30 days of rain, contributing to a lush and vibrant landscape. The high humidity level, reaching 93%, adds to the muggy atmosphere, making it essential for visitors to prepare for frequent downpours while enjoying the serene beauty of the region.
In August, Thimphu experiences a pleasant moderation in temperatures, making it one of the most comfortable months of the year. With minimums around 10°C (50°F) and maximums reaching up to 24°C (75°F), the evenings are refreshingly cool, ideal for exploring the city's vibrant streets. The average temperature stands at 16°C (61°F), signifying a gentle transition as the summer warmth begins to wane. August's climate is perfect for outdoor activities, as the pleasant days invite both locals and visitors to enjoy the lush green landscapes and cultural festivities. This month reflects a steady increase in temperatures from the cooler months earlier in the year, highlighting Thimphu's temperate summer charm before the crispness of fall sets in.
August in Thimphu, Bhutan, is a significant month for precipitation, with an impressive 385 mm (15.2 in) of rainfall recorded over 30 days. This marks a notable decrease from the record-breaking 566 mm (22.3 in) seen in July, suggesting a slight easing in the monsoon's intensity. However, August still remains one of the wettest months of the year, contributing to the lush landscapes and vibrant greenery the region is known for. As the monsoon season begins to wane, the rainfall continues to play a crucial role in sustaining the local ecosystem, setting the stage for the dryer months ahead in September and October. Despite the reduced rainfall compared to the preceding month, August underscores the dynamic weather patterns characteristic of Thimphu’s climatic landscape.
In August, Thimphu experiences high humidity levels, reaching an impressive 93%, a figure that mirrors the previous months of July and September. This peak humidity is part of a notable trend during the summer season, where moisture steadily rises from the drier conditions of spring, with April and March recording much lower percentages of 34% and 38%, respectively. The transition into the monsoon season prompts a significant increase in humidity, creating a lush, green landscape that defines the region during these peak summer months. Following August, humidity remains elevated into the autumn, only gradually decreasing as the year progresses towards the cooler months.
In August, Thimphu experiences a high UV Index of 15, classified as extreme, which means outdoor enthusiasts should exercise caution, as the recommended burn time is a brisk 10 minutes. This trend of elevated UV exposure continues a peak observed since May, where the index reached its highest at 16. Following August, the UV Index gradually declines through September and October, but remains in the extreme range until early November. With such intense levels, it's essential for residents and visitors alike to stay protected from the sun's rays. For a comprehensive understanding of UV exposure throughout the year, check out the full details at Thimphu UV Index.
UV Risk Categories
In August, Thimphu experiences a delightful 221 hours of sunshine, marking a noticeable rebound from the previous month of July, which offers only 183 hours. This increase aligns with the overall trend of brighter days as summer progresses, peaking in May with 334 hours of sunlight. As the seasons shift toward autumn, August's sunny disposition is complemented by a gradual decline in daylight leading into September. This pattern reveals that while summer in Thimphu shines brightly, the fickle transition to fall can sometimes bring a more subdued atmosphere. The sunshine in August serves as a reminder of the vibrant summer days before the region prepares for the crispness of autumn.
In August, the likelihood of sunny weather in Thimphu, Bhutan is notably low, with only a 2% chance of sunshine. This stark decline follows a trend of increasingly dim skies from July's already minimal 4%, reflecting the peak of the monsoon season. As the year progresses from the more promising January (48%) to the muted summer months, it becomes clear that August stands out as a particularly gloomy month, sandwiched between the wetter spell of July and the slightly brighter horizons of September (23%). Travelers should prepare for rain rather than rays, as the typical weather pattern suggests a predominantly overcast sky during this time.
In August, Thimphu enjoys a generous 13 hours of daylight, mirroring the extended light of the preceding months. This trend of longer days reaches its peak during the spring and summer, with daylight duration steadily increasing from 10 hours in January to a remarkable 13 hours by May. Throughout the months of June, July, and August, the city basks in this prolonged illumination, which allows residents and visitors to fully appreciate the breathtaking scenery of Bhutan. As summer wanes, daylight begins to taper off again in September, signaling a gradual transition back to shorter days. The rhythm of light and dark reflects the natural cycle of the seasons, enhancing the enchanting atmosphere of this mountainous kingdom.
In August, Thimphu experiences a gentle breeze, with average wind speeds lingering at a modest 0.9 m/s (2 mph). This tranquil airflow mirrors the overall cooling trend seen throughout the summer months, where winds gradually decrease, reaching their lowest in July and August. As the monsoon season wanes, the calmness of the August winds creates a serene atmosphere, perfect for wandering the city's picturesque streets. Following this lull, wind speeds slightly pick up again in September and October, suggesting a subtle shift as the region transitions into autumn. The annual rhythm of Thimphu's winds paints a picture of tranquility, inviting both residents and visitors to embrace the serene beauty of this Himalayan capital.
Weather in Thimphu varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Thimphu, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present starkly contrasting weather patterns. In August, temperatures typically range from a cool 10°C (50°F) to a pleasant 24°C (75°F), accompanied by high humidity at 93% and significant rainfall totaling 385 mm (15.2 inches) over 30 days. In contrast, January sees a much colder climate with temperatures ranging from a frigid -11°C (13°F) to a maximum of 14°C (58°F). This month experiences far less precipitation, with only 52 mm (2.1 inches) spread over 17 days and a lower humidity of 59%. For more details, you can check Thimphu weather in January.
August and February present strikingly different weather conditions. In August, temperatures range from a cool 10°C (50°F) to a warm 24°C (75°F), with an average of 16°C (61°F). This month sees considerable precipitation, totaling 385 mm (15.2 in) over 30 days, contributing to a high humidity level of 93%. In contrast, February experiences much colder temperatures, with a minimum of -13°C (10°F), an average of 2°C (37°F), and a maximum of 15°C (60°F). Precipitation is significantly less at 100 mm (4.0 in) over 22 days, and humidity drops to 61%. For more detailed insights, you can explore Thimphu weather in February.
August and March present starkly contrasting weather conditions. In August, temperatures range from a minimum of 10°C (50°F) to a maximum of 24°C (75°F), with an average of 16°C (61°F). The month is characterized by high humidity at 93% and significant precipitation, totaling 385 mm (15.2 in) over 30 days. In comparison, March experiences much cooler temperatures, with a minimum of -7°C (21°F) and a maximum of 18°C (64°F), averaging only 6°C (42°F). Precipitation is considerably lower in March at 182 mm (7.2 in) spread over 29 days and a much drier humidity level of 38%. For a more detailed look at March weather, check Thimphu weather in March.
In comparing the weather of April and August, we see significant contrasts in temperature, precipitation, and humidity. August experiences milder temperatures with a minimum of 10°C (50°F) and a maximum of 24°C (75°F), while April’s temperatures range from a low of -2°C (29°F) to a high of 20°C (68°F), reflecting the transition from winter to spring. Precipitation is notably higher in August, with 385 mm (15.2 in) spread over 30 days, compared to April’s 193 mm (7.6 in) across 28 days, marking August as a much wetter month. Additionally, humidity levels soar to 93% in August, creating a much more humid environment, while April maintains a drier atmosphere with just 34% humidity. For a closer look at April's climate specifics, you can refer to Thimphu weather in April.
When comparing the weather in August and May, it’s clear that August tends to be warmer and significantly wetter. In August, temperatures range from a minimum of 10°C (50°F) to a maximum of 24°C (75°F), with an average of 16°C (61°F). This month also experiences high humidity at 93% and substantial precipitation, totaling 385 mm (15.2 in) over 30 days. In contrast, May features cooler temperatures, with a minimum of 2°C (36°F) and an average of 12°C (54°F), peaking at 23°C (74°F). Precipitation is lower in May at 284 mm (11.2 in), though it also spans 30 days, along with a more moderate humidity level of 60%. For more details on May weather, you can visit Thimphu weather in May.
When comparing the weather in August to June, a few notable differences emerge. August tends to be slightly warmer, with average temperatures reaching 16°C (61°F) compared to June's 15°C (59°F). However, August experiences more precipitation, with 385 mm (15.2 in) falling over 30 days, compared to June's 366 mm (14.4 in) over 29 days. Additionally, humidity levels are higher in August at 93%, while June has a lower humidity of 83%. For a more detailed look at June weather, you can visit Thimphu weather in June.
In comparing the weather of August and July, both months exhibit similar average temperatures, with August showing a minimum of 10°C (50°F) and a maximum of 24°C (75°F), while July has a slightly higher minimum of 11°C (52°F) and a max of 23°C (74°F). Interestingly, August experiences significantly lower precipitation at 385 mm (15.2 in) over 30 days, in contrast to July's 566 mm (22.3 in) across 31 days, making July the wetter month. Despite this, both months maintain high humidity levels of 93%. For more details on July's weather specifics, visit Thimphu weather in July.
August and September experience similar humidity levels, both at 93%, but there are notable differences in temperature and precipitation. In August, the minimum temperature is slightly higher at 10°C (50°F) compared to September’s 8°C (46°F), while the average temperature also drops from 16°C (61°F) in August to 15°C (59°F) in September. The maximum temperature remains fairly consistent, with August peaking at 24°C (75°F) and September reaching 23°C (74°F). Precipitation is more abundant in August, with 385 mm (15.2 in) over 30 days, while September sees a decrease to 316 mm (12.4 in) across 28 days. For more detailed information, you can explore Thimphu weather in September.
In comparing the weather between August and October, we see notable differences in temperature and precipitation. August experiences milder temperatures, with an average of 16°C (61°F) and maximums reaching up to 24°C (75°F), while October sees a drop in temperatures, with averages of 11°C (53°F) and minimums dipping to -2°C (29°F). The humidity remains relatively high in both months, but slightly decreases from 93% in August to 88% in October. Additionally, August is much wetter, with 385 mm (15.2 in) of precipitation over 30 days compared to October's 151 mm (6.0 in) over 24 days. For a detailed look at what to expect, you can check out Thimphu weather in October.
August weather is characterized by much warmer temperatures, with averages around 16°C (61°F) and highs reaching up to 24°C (75°F). The month is also marked by heavy rainfall, with 385 mm (15.2 in) of precipitation occurring over 30 days and high humidity levels at 93%. In contrast, November brings a significant drop in temperatures, averaging only 7°C (44°F) and with minimums plummeting to -3°C (26°F). The precipitation decreases notably to 68 mm (2.7 in) spread over 21 days, along with lower humidity at 80%. For more details, you can check Thimphu weather in November.
August and December in Thimphu present a stark contrast in weather patterns. In August, temperatures range from a mild 10°C (50°F) at night to a warm 24°C (75°F) during the day, accompanied by substantial rainfall of 385 mm (15.2 in) over 30 days and high humidity at 93%. In contrast, December experiences much colder conditions, with temperatures dipping to a brisk -9°C (15°F) at night and peaking at 16°C (62°F) during the day. The precipitation drops significantly to 68 mm (2.7 in) over 19 days, and humidity falls to a more moderate 75%. For a more detailed look at December weather, visit Thimphu weather in December.
As August grips Thimphu, the weather takes on a distinct character that sets it apart from other months. With high humidity levels hovering around 93%, this month feels notably more tropical, making the air heavy and the atmosphere vibrant. Frequent rains bring about a lushness to the surroundings, with precipitation falling almost every day, totaling a significant amount over the month. Despite the cooler maximum temperatures, the constant rain ensures that Thimphu remains enveloped in a misty charm, creating a unique blend of warmth and moisture that’s characteristic of late summer. For a deeper dive into what you can expect throughout the year, explore our detailed section on Thimphu Climate.