Last updated: August 21, 2025
September in Paro, Bhutan ushers in a transition marked by cool evenings and a lush landscape nourished by frequent rainfall. With a maximum temperature reaching 20°C (68°F) and an average of 12°C (54°F), the days are pleasantly mild, while nights can dip to a crisp 5°C (42°F). The region experiences significant precipitation, totaling 293 mm (11.6 in) over nearly 29 days, creating a humid environment with levels soaring to 93%. This rich blend of weather characteristics enhances the natural beauty of Paro, making it an enchanting, albeit wet, destination for travelers in September.
September in Paro, Bhutan, marks a delightful transition into milder temperatures as the region shifts away from the summer warmth. With minimum temperatures averaging around 5°C (42°F) and a comfortable average of 12°C (54°F), visitors can enjoy the vibrant fall scenery without the sweltering heat of summer. The maximum temperatures reach a pleasant 20°C (68°F), making this month perfect for exploring Paro's stunning landscapes and cultural sites. Overall, the temperatures reflect a gradual cooling trend following the hotter months, inviting travelers to experience the natural beauty and tranquility of Bhutan in a comfortable setting.
September in Paro, Bhutan, marks a notable shift in the monsoon season, with precipitation amounting to 293 mm (11.6 in) over approximately 29 days of rain. This volume is a reduction from the peak rainfall experienced in July and August, yet still represents a significant amount of moisture, highlighting the tail end of the monsoon pattern. As the region slowly transitions towards drier months, September’s weather continues to support lush landscapes while also foreshadowing the upcoming crispness of autumn. The trend demonstrates a steady decline in rainfall as the year progresses, culminating in October's drop to 108 mm, yet the abundant September showers ensure the region retains its vibrant greenery a little longer.
In September, Paro, Bhutan experiences a significant peak in humidity, maintaining a notable 93%, consistent with the preceding months of July and August. This high level of humidity suggests a continuation of the monsoon season, where moisture-laden air dominates the region. Interestingly, this marks a stark contrast to the drier months of March and April, which record lows of 38% and 34%, respectively. As the year progresses into October, a slight decline in humidity to 88% indicates the gradual transition away from the monsoonal influences. Thus, September stands out as a lush and moist period in Paro’s climatic narrative, shaping its verdant landscapes and vibrant ecosystems.
In September, Paro, Bhutan, experiences a UV Index of 14, categorized as extreme, which means outdoor enthusiasts should be particularly cautious. As the summer months transition into autumn, the UV Index shows a slight decline from the peak summer average of 16, yet it still demands attention, with a burn time of only 10 minutes for unprotected skin. This pattern underscores a consistent high UV exposure throughout the year, particularly from March to August, before tapering off slightly in October. For more detailed information on UV conditions throughout the year, check out Paro UV Index.
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As September unfolds in Paro, Bhutan, the landscape basks in an impressive 249 hours of sunshine, marking a significant recovery from the monsoon-laden days of July. This month reflects a transitional beauty, bridging the gap between the warmer summer months, which peaked at 334 hours of sunlight in May, and the crisper autumn days ahead. With gradually increasing light since the rainy season, September's sunshine strikes a harmonious balance, offering a gentle embrace of warmth and clarity that invites both locals and travelers to explore the vibrant hues of the surrounding mountains. As daylight hours extend again into October, which boasts 313 hours of sunlight, the allure of Paro becomes even more captivating, creating an idyllic setting for those seeking inspiration in nature's splendor.
In September, the likelihood of sunny weather in Paro, Bhutan, hovers around 17%, which marks a slight improvement from the rainy months of July and August but undershoots the more promising conditions seen in the preceding months. As the monsoon begins to wane, there's a subtle shift towards clearer skies; however, visitors can still expect a mix of sun and clouds. This transitional period hints at the onset of autumn, where the chances of sunshine gradually increase in the following months of October and November, peaking at 31% and 41% respectively. Overall, while September offers a modest chance for sunshine, it serves as a prelude to the clearer weather that autumn brings to this stunning Himalayan locale.
In September, Paro, Bhutan enjoys a transition in daylight duration, seeing around 12 hours of sunlight, a decline from the longer days of summer. This shift follows a peak in May through August, where the sun graces the landscape for 13 hours each day, allowing for vibrant exploration and outdoor activities. As autumn approaches, daylight gradually decreases, signaling the onset of shorter days leading into the cooler months of October and November, each offering 11 and 10 hours of daylight, respectively. This rhythmic ebb and flow of daylight not only marks the passage of seasons but also enriches the natural beauty of Paro, inviting residents and visitors alike to savor the bounties of the lingering light before it wanes.
In September, Paro, Bhutan, experiences a gentle breeze with an average wind speed of 1.1 m/s (2 mph), reflecting a subtle shift as summer wanes. This marks a slight increase from the calmness of August and July, which both saw winds at their lowest. The trend throughout the year reveals a consistent calmness, with wind speeds generally hovering around 1.2 to 1.3 m/s in the colder months and dipping to their lowest in the height of summer. As autumn approaches, the winds begin to whisper hints of change, inviting a serene yet refreshing atmosphere that beautifully complements the rich natural beauty of the region.
Weather in Paro varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Paro, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present starkly different weather conditions. In September, temperatures range from a minimum of 5°C (42°F) to a maximum of 20°C (68°F), with an average of 12°C (54°F). This month is notably wet, with 293 mm (11.6 in) of precipitation spread over 29 days, resulting in high humidity at 93%. Conversely, January experiences a much colder climate, with temperatures dipping as low as -16°C (4°F) and averaging -2°C (29°F) while peaking at 13°C (55°F). The winter month sees significantly lower precipitation at just 33 mm (1.3 in) across 9 days and a much drier atmosphere with 59% humidity. For those interested in the specifics, more details can be found at Paro weather in January.
September and February present strikingly contrasting weather conditions. In September, temperatures range from a minimum of 5°C (42°F) to a comfortable maximum of 20°C (68°F), with an average of 12°C (54°F). The month is characterized by high precipitation, totaling 293 mm (11.6 in) over 29 days, along with humidity levels soaring at 93%. In contrast, February experiences much colder temperatures, with lows plunging to -19°C (-1°F) and an average of 0°C (31°F), while highs reach only 13°C (56°F). The precipitation in February drops significantly to 65 mm (2.6 in) spread over 16 days, accompanied by a more moderate humidity level of 61%. For more detailed information on February weather, you can visit Paro weather in February.
In September, temperatures range from a chilly 5°C (42°F) at night to a mild 20°C (68°F) during the day, with an average of 12°C (54°F). However, this month also brings significant rainfall, with 293 mm (11.6 in) accumulated over 29 days, coupled with high humidity at 93%. In contrast, March features a more varied temperature spectrum, starting at a frigid minimum of -12°C (11°F) and peaking at 16°C (61°F), leading to an average of 3°C (37°F). While March has less precipitation at 104 mm (4.1 in) over 23 days, humidity drops significantly to 38%. For a more detailed overview of March weather, visit Paro weather in March.
September tends to be much warmer and wetter compared to April. While September sees average temperatures ranging from a chilly 5°C (42°F) to a pleasant maximum of 20°C (68°F), April's temperatures are cooler, with a minimum of -5°C (23°F) and a maximum of 17°C (62°F). Additionally, September experiences significantly higher precipitation, totaling 293 mm (11.6 in) over 29 days, whereas April has only 139 mm (5.5 in) of rainfall spread across 25 days. Furthermore, the humidity levels in September are quite high at 93%, contrasting sharply with the much drier atmosphere in April, which has only 34% humidity. For more information about the weather in April, you can check Paro weather in April.
September weather tends to be milder compared to May, with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 20°C (68°F). In contrast, May experiences slightly cooler temperatures, with a minimum of -3°C (28°F), though it still reaches up to 20°C (68°F). September is marked by significantly higher precipitation levels, totaling 293 mm (11.6 in) spread over 29 days, while May sees 215 mm (8.5 in) of rain under the same number of rainy days. Additionally, humidity levels in September are notably higher at 93%, compared to a more comfortable 60% in May. For more detailed information, check out Paro weather in May.
In comparing the weather of September and June, both months exhibit similar average temperatures, around 12°C (54°F), although June tends to have slightly higher maximum temperatures reaching 22°C (73°F) compared to September's peak of 20°C (68°F). September experiences higher humidity at 93%, while June's humidity is somewhat lower at 83%. Additionally, both months see an extensive amount of rainfall, with June receiving 325 mm (12.8 in) of precipitation, slightly more than September's 293 mm (11.6 in), although they share an equal number of wet days at 29. For more detailed information, you can explore Paro weather in June.
In comparing the weather between September and July, both months exhibit similar maximum temperatures, reaching up to 20°C (68°F). However, September tends to have slightly lower minimum and average temperatures, with lows around 5°C (42°F) and an average of 12°C (54°F), compared to July's minimum of 7°C (45°F) and average of 13°C (56°F). Precipitation levels are considerably higher in July, with 557 mm (21.9 in) over 31 days, compared to September's 293 mm (11.6 in) spread across 29 days. Interestingly, both months share a high humidity level of 93%. For a more in-depth look at July weather, you can check Paro weather in July.
In comparing the weather of September and August, we observe a slight decrease in temperature as September records a minimum of 5°C (42°F) and an average of 12°C (54°F), compared to August's minimum of 7°C (45°F) and an average of 13°C (56°F). While both months exhibit high humidity levels of 93%, September experiences a reduction in total precipitation, with 293 mm (11.6 in) over 29 days, in contrast to August's heavier rainfall of 366 mm (14.4 in) across 31 days. For more detailed insights, you can refer to Paro weather in August.
September and October present a noticeable shift in weather patterns. In September, temperatures range from a mild 5°C (42°F) at night to a comfortable maximum of 20°C (68°F) during the day, accompanied by high humidity at 93%. However, it is a particularly wet month, with 293 mm (11.6 in) of precipitation spread over 29 days.
In contrast, October brings cooler temperatures, with nighttime lows dropping to -4°C (25°F) and an average temperature of 8°C (47°F). While the maximum temperature remains similar at 19°C (66°F), the month experiences significantly less rainfall, totaling 108 mm (4.2 in) over just 18 days and slightly lower humidity at 88%. For those interested in more specific details, you can check out the link: Paro weather in October.
In September, the weather is notably milder, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 20°C (68°F), and an average of 12°C (54°F). However, this month also sees significant precipitation, totaling 293 mm (11.6 in) across 29 days, coupled with high humidity levels at 93%. In contrast, November experiences a drop in temperatures, with a minimum of -9°C (17°F) and an average of 4°C (39°F), while the maximum reaches 15°C (60°F). Precipitation decreases dramatically to 37 mm (1.5 in) over just 12 days, and humidity levels are lower at 80%. For a more detailed look at what to expect, check out Paro weather in November.
September and December present contrasting weather patterns. In September, temperatures range from a mild 5°C (42°F) to a comfortable high of 20°C (68°F), accompanied by significant rainfall of 293 mm (11.6 in) over 29 days, resulting in high humidity levels of 93%. In stark contrast, December experiences much colder temperatures, with a minimum of -15°C (6°F) and a maximum of 14°C (57°F), averaging around 0°C (33°F). Precipitation drops dramatically to 38 mm (1.5 in) across just 10 days, and humidity decreases to 75%. For more details on the conditions in December, you can visit Paro weather in December.
In September, Paro experiences a shift as the summer warmth gives way to a more temperate climate, characterized by milder temperatures and heightened humidity. With an average temperature of around 12°C, the month stands out due to its considerable rainfall, recording 29 rainy days and over 293 mm of precipitation. This continuous drizzle not only adds a refreshing charm to the landscape but also contributes to the lush greenery that Bhutan is renowned for. This contrasts sharply with the dry spells of the preceding months, making September a unique and vibrant time to experience the natural beauty of Paro. For more detailed insights on how weather patterns evolve throughout the year, check out Paro Climate.