Last updated: January 18, 2025
Haa, Bhutan, exhibits a Köppen-Geiger climate classification of Cwb, indicative of a temperate climate characterized by mild summers and cold winters. The region experiences a remarkable temperature range, with a minimum recorded at -22°C (-7°F) in February, reflecting the harsh winter conditions. Average temperatures hover around 4°C (40°F), while the warmest month, June, sees a maximum temperature reaching 19°C (67°F). This unique climatic setting not only influences the local ecosystem but also shapes the cultural practices of the inhabitants, making Haa a fascinating subject for climatic studies.
In Haa, Bhutan, temperature patterns exhibit a clear seasonal progression, with frigid winters giving way to milder summers. January and February are characterized by the coldest temperatures, with minimums plummeting to -22°C (-7°F), while average highs remain around 12°C (53°F). As spring approaches in March and April, temperatures gradually increase, with averages moving from 0°C (32°F) to 3°C (37°F), indicating a slow thaw. May marks the transition into summer, with average temperatures rising to 6°C (44°F) and maximums reaching 17°C (63°F). The warmest months of June, July, and August see average temperatures hovering around 10-11°C (51-53°F), as minimums remain pleasantly mild, contributing to a comfortable climate for outdoor activities. As autumn arrives in September, temperatures begin to drop again, culminating in colder conditions by November and December, where average highs once more fall to the low teens, revealing a cyclical climatic pattern that reflects Haa's distinct seasonal variations.
In Ha, temperatures can vary significantly throughout the year, with a minimum of -22°C (-7°F) recorded in February and a maximum reaching 19°C (67°F) in June. For more detailed information on monthly temperatures in Ha, please refer to monthly temperatures in Ha.
Haa, Bhutan, experiences a pronounced variation in precipitation throughout the year, peaking during the summer months. January and February are relatively dry, receiving approximately 43 mm (1.7 in) and 73 mm (2.9 in) respectively, with only 10 to 17 rainy days. However, as spring progresses into March and April, precipitation increases significantly, reaching 128 mm (5.1 in) in March and 173 mm (6.8 in) in April, as the region enters its wet phase, characterized by frequent rain.
The summer months witness the highest precipitation levels, with June, July, and August receiving 387 mm (15.2 in), 654 mm (25.7 in), and 433 mm (17.0 in), respectively, alongside consistent rain over nearly every day. This peak in rainfall creates a lush environment but also indicates the potential for landslides and erosion. Following the summer deluge, precipitation begins to taper off in September and October, returning to 353 mm (13.9 in) and 127 mm (5.0 in) with 29 and 21 rainy days, respectively, while November and December see a return to drier conditions similar to early winter, yet still accumulating about 43 mm (1.7 in) each month.
In Haa, Bhutan, sunshine duration follows a clear seasonal pattern, with an evident increase from winter to summer. January starts off with 232 hours of sunshine, gradually increasing through February, reaching 272 hours. As spring unfolds, the region enjoys even more sunlight, peaking in May with an impressive 337 hours. This upward trend is notable as days lengthen, providing ample opportunity for outdoor activities and showcasing the region's stunning landscapes.
As summer approaches, however, the sunshine hours begin to decline, particularly in July, where the duration drops dramatically to 177 hours due to the monsoon season. Despite a brief rebound in August with 219 hours, the prevailing cloud cover and rain limit sunlight exposure. September marks a gradual recovery, bringing back 245 hours of sunshine. The autumn months also fare well, with October delivering 314 hours, followed by November and December, both maintaining steady counts at 286 hours. Overall, Haa experiences a delightful balance of sunshine, with peak hours in late spring and early autumn, making these periods particularly favorable for visitors and residents alike.
The UV Index in Haa, Bhutan, reveals a striking seasonal pattern characterized by high to extreme levels of ultraviolet radiation, particularly during the spring and summer months. Beginning in January, the UV Index starts at 8, categorized as very high, and requires a minimal burn time of just 15 minutes. As February arrives, the intensity rises significantly to 11, reaching its peak in March at 13. April and May experience the highest values, maintaining an extreme UV Index of 17, which necessitates caution with an alarming burn time of only 10 minutes during these sun-rich weeks.
Throughout the summer, the UV Index remains predominantly at extreme levels, with readings of 17 in June and July, followed by a slight decrease to 16 in August and 15 in September. As the season transitions into autumn, the UV Index gradually falls, reaching 13 in October and 10 in November, where it shifts back to a very high exposure category. By December, the UV Index drops to 7, categorized as high, with the risk of burns increasing to 25 minutes before exposure becomes a concern. This data highlights the significance of sun protection in Haa, particularly during the peak UV months from March to September, when exposure can have serious health implications.
UV Risk Categories
In Haa, Bhutan, daylight duration follows a cyclical pattern that reflects the changing seasons, with variation throughout the year. January kicks off the year with approximately 10 hours of daylight, gradually increasing to 11 hours in February. As spring approaches, March and April enjoy a consistent 12 hours of daylight, allowing for ample time to engage in outdoor activities as the weather warms. By May, daylight reaches its peak with 13 hours, a duration that remains steady through June, July, and August during the summer months, providing long, sun-filled days that are ideal for exploration.
As summer transitions into autumn, daylight begins to taper off slightly, returning to 12 hours in September before decreasing again to 11 hours in October. This decline continues into November and December, which both return to around 10 hours of daylight, reflecting the shorter days characteristic of winter. This rhythmic fluctuation in daylight duration illustrates how Haa experiences distinct seasonal shifts, enhancing the natural beauty of the region and influencing the daily lives of its residents and visitors alike.
The climate in Ha, Bhutan, features a wide temperature range throughout the year, with January temperatures plummeting to a minimum of -20°C (-4°F) and peaking in July around 18°C (64°F). The region experiences significant precipitation, especially in the summer months, with July receiving up to 654 mm (25.7 in). Sunshine hours are abundant from January to May, peaking in May with 337 hours, while summer months see a decrease in sunlight. Overall, Ha experiences cold winters and warm, wet summers, making it unique in terms of climate dynamics. For more details, visit Ha climate.
In conclusion, the climate and environmental conditions in Haa, Bhutan, are marked by distinct seasonal variations that deeply influence both the natural landscape and the lifestyles of its inhabitants. With temperature fluctuations ranging from the biting cold of winter to the warm, sunlit days of summer, the region's precipitation patterns support a rich ecosystem, while high UV levels demand awareness and protection during sun exposure. The ample daylight duration during the warmer months enhances opportunities for outdoor activities and exploration, drawing visitors to its stunning vistas. Overall, Haa represents a unique intersection of climate factors that contribute to its picturesque beauty and cultural vibrancy, making it a noteworthy area for both study and travel.