UV Index in Darhan, Mongolia

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Darhan, Mongolia, where the unique Dwb climate can lead to significant daily fluctuations in UV exposure. Being aware of UV levels helps in effectively preventing sunburn and protecting your skin health, especially during the peak hours when the index can soar as high as 9 around midday. With the sun rising to levels that can cause harm within a few hours, it's essential to stay informed about the risks associated with UV radiation to safeguard your wellbeing while enjoying the beautiful outdoors of Darhan.

Hourly UV Index in Darhan

The UV Index throughout the day reaches its peak around 1 PM, soaring to a high of 9. Early morning hours see a gentle rise, starting at 1 by 7 AM and gradually increasing to 4 by 9 AM. As the sun climbs higher, the index ramps up significantly, hitting 8 at 12 PM and declining thereafter. From 1 PM onward, the intensity begins to wane, dropping to 7 at 3 PM, then settling to a comfortable 3 by 5 PM. By evening, the index gently tails off, marking 2 by 6 PM and back to a restful 1 by 7 PM. Stay protected during those peak hours to enjoy the sunshine safely!

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
08:002low45 min
09:004moderate30 min
10:006high25 min
11:007high25 min
12:008very high15 min
13:009very high15 min
14:008very high15 min
15:007high25 min
16:005moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Darhan

Throughout the year, the UV Index demonstrates significant fluctuations, with peaks occurring during the summer months. May through August are particularly high-risk months, characterized by a very high UV Index of 8 or 9, where the recommended burn time decreases to as little as 15 minutes. In contrast, the winter months of December and January see a low UV Index of 1, allowing for safe exposure up to 45 minutes without risk of sunburn. As spring progresses, UV levels rise sharply, reaching a high of 6 in April and transitioning to very high levels by May. Residents and visitors are strongly advised to take protective measures during high-exposure times, especially in late spring and summer, by wearing sunscreen, hats, and protective clothing to minimize the risk of skin damage.

Monthly Maximum UV Index for Darhan, Mongolia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Darhan. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Statistical UV Index data for Darhan, 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 Darhan UV Index with Other Mongolia Cities

The table above highlights how UV exposure in Darhan 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.
Darhan's solar exposure compared to other cities in Mongolia. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Darhan135689986421
Erdenet UVI235789986421
Ulan Bator UVI235799996431
OElgii UVI2357109997521
Khovd UVI23671010997521