Mountain Hawk Trek
Season Calendar: Mera Peak

The Mera Peak Year

October to November is the best window, April to May a strong second; winter suits the cold-proof in a settled spell, and the monsoon months are for planning the climb, not attempting it.

Mera Peak, the year at a glance
The short answer

When to climb Mera Peak Climb via Zatra La Pass

April, May, October and November are prime season. March, September and December are shoulder season. January, February, June, July and August are the tough months. Every month below opens a full report: temperatures at real waypoints, trail and summit conditions, crowd levels, flights and what we advise.

Prime seasonGood conditionsShoulder seasonTough season
  1. JanuaryTough seasonDeepest winter cold, a snowbound Zatra La, and the shortest days of the year-1 to 4°Cday, Khare-24 to -19°Cnight, Mera High CampQuietcrowds
  2. FebruaryTough seasonStill deep winter cold, though the days are stretching and the worst grip eases late0 to 5°Cday, Khare-22 to -17°Cnight, Mera High CampQuietcrowds
  3. MarchShoulder seasonSpring opens, but Zatra La is often still under snow and the permit price doubles2 to 7°Cday, Khare-19 to -14°Cnight, Mera High CampLightcrowds
  4. AprilPrime seasonSpring in full swing: warmer nights, deeper snow on the dome, permit at its yearly high4 to 9°Cday, Khare-16 to -11°Cnight, Mera High CampModeratecrowds
  5. MayPrime seasonSpring’s warmest month, good for comfort, watch the late-month monsoon build6 to 11°Cday, Khare-13 to -8°Cnight, Mera High CampModeratecrowds
  6. JuneTough seasonMonsoon arrives: cloud on the summit, a soft glacier, and a flight lottery8 to 12°Cday, Khare-8 to -4°Cnight, Mera High CampQuietcrowds
  7. JulyTough seasonDeep monsoon: the wettest, cloudiest month, and the hardest sell of the year9 to 12°Cday, Khare-6 to -2°Cnight, Mera High CampQuietcrowds
  8. AugustTough seasonMonsoon continues, easing in the final week as the season turns8 to 12°Cday, Khare-6 to -3°Cnight, Mera High CampQuietcrowds
  9. SeptemberShoulder seasonThe monsoon tail: a rough start, a genuinely strong finish7 to 11°Cday, Khare-10 to -6°Cnight, Mera High CampLightcrowds
  10. OctoberPrime seasonThe classic window: firmest glacier, clearest skies, the busiest departure month4 to 9°Cday, Khare-16 to -11°Cnight, Mera High CampBusycrowds
  11. NovemberPrime seasonAutumn holds: October firmness, thinning crowds, colder nights1 to 6°Cday, Khare-21 to -16°Cnight, Mera High CampModeratecrowds
  12. DecemberShoulder seasonEarly winter settles in: brilliant skies, hard cold, and an empty valley-1 to 4°Cday, Khare-23 to -18°Cnight, Mera High CampLightcrowds
Other treks and climbs, month by month
Everest Base CampAnnapurna Base CampGhorepani Poon HillLangtang ValleyAnnapurna CircuitIsland Peak
Picked your month?

Mera Peak Climb via Zatra La Pass

18 days6,476m (Mera Peak summit)Prime: Apr, May, Oct, Nov
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Nepal trekking season 2026

Some mountains
don't wait

Permits close. Weather windows narrow. The best Everest region teahouse beds fill by October, and spring season opens again in March. Our Kathmandu team is already booking for autumn. If you have been planning a trek, this is the window.

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