The maximum temperature in Masouleh is on average 21°C over the year, with values generally ranging between 12°C in February and 30°C in July. Precipitation is fairly high, with about 1,169 mm per year. It ranges from 31 mm in June to 195 mm in October.
The weather is pleasant to stay to Masouleh in: March, April, May, June, July, August, September, October and November. However, the period when the weather is truly ideal is May, June, July and August.
For hiking and trekking, the best months are March, April, May and September.
In terms of crowd levels, the quietest periods are in February, while crowding is high in April, May, June, December, July and August.