UV Index in Ulaanhudag, Mongolia

Last updated: August 1, 2025

In Ulaanhudag, Mongolia, understanding the UV Index is crucial for safeguarding your skin from harmful ultraviolet rays. With the region's BSk climate leading to significant fluctuations in UV exposure, being aware of daily UV levels can help you prevent sunburn and maintain long-term skin health. During peak hours, especially between 11:00 AM and 2:00 PM, the UV Index can soar to 9, indicating a high risk of harm from unprotected sun exposure. By staying informed, you can enjoy the outdoors while ensuring your skin remains protected and healthy.

Hourly UV Index in Ulaanhudag

As the sun rises, the UV Index begins its ascent. At 07:00, it starts at a mild 1, but by 08:00, it doubles to 2, signaling a gentle increase in sun exposure. The intensity peaks around 12:00 with a striking 9, just moments before it maintains its high at 13:00 and 14:00. This is the time when sunscreen is a must! By 15:00, a slight decline to 7 occurs, followed by a steady drop, reaching 5 at 16:00 and tapering off to 2 by 18:00. Finally, as the day winds down, the index falls back to a safe 1 by 19:00. Whether you're enjoying a midday picnic or taking a sunset stroll, be aware of the UV levels throughout the day for a safe and enjoyable experience!

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

Monthly UV Index Trends in Ulaanhudag

Throughout the year, the UV Index exhibits significant seasonal variations, influencing the risk of skin damage from sun exposure. January and December experience the lowest UV levels, categorized as low, with a burn time of 45 minutes. As spring arrives, February and March see a moderate increase, reaching a UV Index of 3 and 5 respectively, with burn times dropping to 30 minutes. The UV Index peaks in May and June, reaching 9 and 10, signifying very high exposure risk and a reduced burn time of only 15 minutes. July and August maintain this high risk, while September sees a decrease to a high category with a UV Index of 7 and a burn time of 25 minutes. October and November return to moderate levels, allowing for burn times of 30 minutes once again. Visitors and residents are advised to take precautionary measures during high-risk months, especially from April to August, by utilizing sunscreen, wearing protective clothing, and seeking shade to minimize the risk of skin damage.

Monthly Maximum UV Index for Ulaanhudag, Mongolia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Ulaanhudag. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec2357910997522
Data source: Statistical UV Index data for Ulaanhudag, 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 Ulaanhudag UV Index with Other Mongolia Cities

The table above highlights how UV exposure in Ulaanhudag 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.
Ulaanhudag'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
Ulaanhudag2357910997532
Khovd UVI23671010997521