When is the best time to go to Iran?

When is the best time to go to Iran? Here's some information to help you in your decision:

  • In Iran, the weather is good everywhere in May, June, July, August, September and October
  • The best months to go to Tehran are April, May, June, July, August, September and October
  • On average, the warmest months in Tehran are June, July and August, and the coldest month of the year is January
  • The rainiest months in this city are March, April, May and November
  • The cities with the best climate are Chabahar, Rasht, Amol, Assalouyeh, Golestan National Park, Masouleh, Mount Damavand, Tochal, Bandar-e Ganaveh and Jahrom, with good weather at least 9 months a year
  • The best months for swimming in Qeshm Island are May, June, July, August, September, October and November

Where and when to go based on the weather?

Map of the best times to visit Iran
Map of the best times to visit Iran ©whereandwhen.net

Central Iran
Tehran, Shiraz, Esfahan...

April, May, June, July, August, September and October
65°F to 106°F°C
0 to 6 days
March and November
52°F to 72°F°C
0 to 5 days
January, February and December
40°F to 63°F°C
0 to 4 days

East of Iran
Mashhad, Zahedan, Sabzevar...

May, June, July, August and September
77°F to 99°F°C
0 to 7 days
April and October
65°F to 81°F°C
0 to 5 days
56°F to 72°F°C
1 to 5 days
January, February, November and December
43°F to 68°F°C
0 to 4 days

Iranian Azerbaijan
Tabriz, Zanjan, Miandoab...

June, July, August and September
77°F to 97°F°C
0 to 4 days
70°F to 79°F°C
1 to 8 days
April and October
59°F to 74°F°C
1 to 7 days
January, February, March, November and December
38°F to 56°F°C
1 to 6 days

Northern Iran (Caspian Sea)
Gorgan, Rasht, Ramsar...

May, June, July, August and September
70°F to 101°F°C
0 to 12 days
March, April, October and November
54°F to 79°F°C
1 to 8 days
January, February and December
49°F to 61°F°C
2 to 7 days

Persian Gulf Region of Iran
Qeshm Island, Bouchehr, Chabahar...

January, February, March, April, November and December
59°F to 92°F°C
0 to 4 days
67°F to 85°F
May and October
85°F to 99°F°C
0 day
81°F to 88°F
June and September
92°F to 103°F°C
0 day
86°F to 92°F
July and August
92°F to 104°F°C
0 day
90°F to 94°F

West of Iran
Ahvaz, Ilam, Sanandij...

May, June, July, August and September
72°F to 121°F°C
0 to 4 days
81°F to 92°F
April and October
61°F to 101°F°C
0 to 5 days
72°F to 85°F
January, February, March, November and December
36°F to 83°F°C
1 to 6 days
61°F to 77°F

To get all the information about the climate and weather in Iran for a specific month, click on the corresponding link below:

Iran in january Iran in february Iran in march Iran in april Iran in may Iran in june Iran in july Iran in august Iran in september Iran in october Iran in november Iran in december

Best time to travel to Iran by cities

See full list of cities

Temperatures and rainfall in Iran

On these 3 graphs, we present the evolution of temperatures of Iran and month-by-month rainfall for the cities of Tehran, Mashhad, Qeshm Island, Shiraz and Ahvaz, as well as the month-by-month sea temperature for coastal cities.

Peak visitor numbers and tourist seasons in Iran

Find out when Iran has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Iran

The months with low numbers of tourists are: January, February, March, May, June, September and November. The number of visitors to Iran is high in: April, July, August, October and December.

  • Very low season in Iran: January, February, May and November.
  • Low season in Iran: March, June and September.
  • High season in Iran: July and December.
  • Peak season in Iran: April, August and October.

Figure: Visitor index for Iran month by month

Average price for flights to Iran

A return flight between London and Tehran is generally cheaper if you go in january ($ 317 on average): this is the best time for travellers on a tight budget. In contrast, you may end up paying $ 391 more for your airline ticket to Tehran if you go in august.

Find the best price for your flight Flight prices to Iran

Where to go in Iran?

This table allows you to see the maximum temperature for each city and our opinion on the weather month by month (see colour legend below the table).

Cities jan.feb.mar.apr.mayjun.jul.aug.sep.oct.nov.dec.
Qeshm Island74°F76°F83°F90°F99°F103°F103°F101°F99°F94°F85°F77°F


perfect weather

good weather

tolerable weather

bad weather

very bad weather

About Iran

What can I do in Iran?

Beaches / swimming

Nature and countryside

Culture and heritage


Family travel

Crafts / shopping



Is this weather information for Iran reliable?

Climate data for Iran has been gathered every day since January 2009. The analysis of these meteorological data for Iran allows us to determine the average for each month in Tehran, Mashhad, Qeshm Island, Shiraz, Ahvaz, Bouchehr, Chabahar, Esfahan, and 53 other cities.

So yes: this data is reliable except in cases of temporary climate disruption in the region.

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