What is the weather like year-round in Tehran, Iran?

Tehran: Annual Weather Averages. July is the hottest month in Tehran with an average temperature of 86°F (30°C) and the coldest is January at 39°F (4°C). The wettest month is March with an average of 50mm of rain. read more

During the months of April, May and October you are most likely to experience good weather with pleasant average temperatures. Hot season / summer is in May, June, July, August and September. Tehran has dry periods in May, June, July, August, September, October and November. On average, the warmest month is July. On average, the coolest month is January. March is the wettest month. read more