— Calendar
When should you trek in Nepal?
Nepal has two reliable trekking windows (pre-monsoon March–May, post-monsoon September–November) and one rain-shadow exception (Upper Mustang, July–August). Pick a month for the full breakdown.
Jan
Winter
Cold and clear; high routes have closures.
0 treks ideal See picks →
Feb
Late winter
Stable, cold, quiet trails.
2 treks ideal See picks →
Mar
Pre-monsoon
Early season warming up, rhododendrons start.
11 treks ideal See picks →
Apr
Peak pre-monsoon
Most popular month — book ahead.
12 treks ideal See picks →
May
Late pre-monsoon
Last good window before monsoon.
12 treks ideal See picks →
Jun
Early monsoon
Skip most regions — Upper Mustang only.
1 trek ideal See picks →
Jul
Monsoon
Rain-shadow only.
1 trek ideal See picks →
Aug
Monsoon
Rain-shadow only.
1 trek ideal See picks →
Sep
Post-monsoon onset
Cleanest air of the year from mid-month.
9 treks ideal See picks →
Oct
Peak post-monsoon
Clearest views, heaviest crowds.
12 treks ideal See picks →
Nov
Late post-monsoon
Stable weather, cold nights at altitude.
12 treks ideal See picks →
Dec
Early winter
Lower-altitude treks shine.
3 treks ideal See picks →