UV Index in Bulgan, Mongolia

Last updated: August 1, 2025

In Bulgan, Mongolia, awareness of the UV Index is essential for protecting your skin and overall health. Understanding the levels of UV radiation can significantly help in preventing sunburn and long-term skin damage, especially given the region's BSk climate characterized by an arid environment and intense sun exposure during summer months. With UV levels peaking at a high of 11 around noon, it’s crucial for residents and visitors to stay informed and take appropriate precautions to enjoy the sun safely.

Hourly UV Index in Bulgan

The UV Index throughout the day reveals a notable trend, starting at a calm 1 at 7:00 AM and gradually climbing to its peak of 11 during the peak afternoon hours of 1:00 PM and 2:00 PM. As the sun climbs higher in the sky, the intensity of ultraviolet radiation increases, reaching a sharp rise to 10 by noon, signaling caution for outdoor activities. After the early afternoon, the index begins to decline, drifting down to 5 by 5:00 PM and tapering off to a gentle 1 by 7:00 PM. This data highlights the importance of sun safety, particularly during the mid-day hours when UV exposure is at its strongest. Remember to wear protective clothing and sunscreen when the UV Index rises!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:003moderate30 min
10:005moderate30 min
11:007high25 min
12:009very high15 min
13:0010very high15 min
14:0010very high15 min
15:009very high15 min
16:007high25 min
17:004moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Bulgan

The UV Index experiences significant seasonal fluctuations, with high-risk months identified from April through August. During this peak period, the UV Index reaches its maximum levels, peaking at 11 in May, June, and July, categorized as extreme, where burn times are as short as 10 minutes. As the summer transitions into fall, the index gradually decreases, reaching 8 in September and further down to 5 by October. It's crucial for both visitors and residents to remain vigilant, particularly during the late spring and summer months, by seeking shade, wearing protective clothing, and applying sunscreen regularly to mitigate harmful UV exposure. As winter approaches, precautions can be relaxed with a return to lower UV levels in January (2) and December (2), where burn times extend to 45 minutes.

Monthly Maximum UV Index for Bulgan, Mongolia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Bulgan. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec24610111111108532
Data source: Statistical UV Index data for Bulgan, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Bulgan UV Index with Other Mongolia Cities

The table above highlights how UV exposure in Bulgan compares to other major locations across Mongolia. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Bulgan's solar exposure compared to other cities in Mongolia. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Darhan UVI135689986421
Erdenet UVI235789986421
Ulan Bator UVI235799996431
OElgii UVI2357109997521
Khovd UVI23671010997521
Bulgan24610111111108532