May is one of the best months to hike Rainbow Mountain. Sunny days replace any bad weather and snowy days. Everything around Rainbow Mountain is exposed and lies free of any layer of snow, which really makes the views so surreal. The warm and mild temperatures have gone in May instead the temperature gets colder in the early hours of the day but there is no problem with it, once the sun comes out it is warmed. As long as you use a hat, put on sunblock, and take off jackets, you will be fine. So that is how Rainbow Mountain in May is. The number of tourists started increasing, But early-to-mid-May is still very much shoulder season, so crowds are still far short of what they become from June to August.

When is the best time of the day to visit Rainbow Mountain in May?

The best time to visit Rainbow Mountain in may is from 6 am to 9 am. At this time of the day, there are very few people at the viewpoint and you will enjoy much better the Mountain. Also, a good to visit is in the afternoon after 1 pm. All cheaper companies leave at the same hour so Rainbow Mountain is very crowded from 9 am to 1 pm. After this time, Rainbow Mountain is empty.

 Things to know

  • The temperature in Rainbow Mountain fluctuates high of 23°C(73°F) low as 0°C(32°F)
  • The days provide deep blue skies, contrasting vividly with the colors of the mountains. May is one of the best months to hike Rainbow Mountain.
  • On average, rain falls 6 days a month.
  • Friendlier temperature before entering official winter temperatures.


  • See the summits of Ausangate mount by climbing to the viewpoint of Rainbow Mountain
  • A dry and safe trail for those going on foot and also for the horse riders
  • Clearer views of the surrounding colored hills and ice-locked mountain peaks.
  • You have a better chance to enjoy sunrise and sunset in Rainbow Mountain.


  • If you are going early to the Rainbow, once you get off the van, it will be very cold.
  • The Sun at Rainbow Mountain, as you are at an altitude of over 5000 meters above sea level is very strong.


  • Ultraviolet radiation here is for real on sunny days in May, so put on sunblock first, wear a hat, and most importantly have water.
  • It is very important to bring sunglasses because sometimes it snows and the reflexión of the snow can damage your eyes.
  • Hike to the less frequented lookout of the red valley just behind Rainbow Mountain.
  • Bring thick socks, a neck gaiter, a warm hat and gloves as there is a cold temperature up in the mountain.
  • Drink a hot tea up in the mountain, on a cold morning.
  • Bring a hand warmer device on your day pack for a real early morning hike.


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