Iran weather in May

Considering a trip to Iran this May and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What is the weather like in Iran in May?

May in Iran generally has temperatures that range from warm to very warm, with precipitation levels ranging from low to moderate.

The average maximum daytime temperatures vary from warm in Hamadān at 24°C to very warm in Yazd at 31°C. Nighttime temperatures generally drop to 18°C in Yazd and 10°C in Hamadān. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

In May, precipitation varies across different areas. From low rainfall in Yazd with an average of 5.9 mm to moderate rainfall in Shahrud with 51 mm. Meanwhile, Maḩmūdābād enjoys close to 290 hours of sunlight. This means it's a great month if you prefer bright and sunny days.

For a closer look at May's conditions in Iran, see the map below. For a more detailed look at Iran's yearly weather, check out our Iran climate page.

Where to go in Iran in May

Find the average weather conditions in May for the most popular destinations in Iran on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Iran

What is the weather like in May for the 5 most popular destinations in Iran?

Average weather in Maḩmūdābād

In May Maḩmūdābād generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 18°C and low monthly rainfall. So on average the conditions are perfect that month.

Maḩmūdābād
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
24°C 
12°C 
223 hours 
42 mm 
11 days 
31°C 
18°C 
290 hours 
16 mm 
9 days 
June   >> June
>>  
37°C 
23°C 
349 hours 
3.5 mm 
3 days 
Climate in Maḩmūdābād

Average weather in Tehran

In May Tehran generally has high temperatures with maximum daytime temperatures around 26°C, minimum nighttime temperatures around 14°C and low monthly rainfall. So on average the conditions are perfect that month.

Tehran
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
19°C 
8°C 
223 hours 
52 mm 
11 days 
26°C 
14°C 
290 hours 
21 mm 
10 days 
June   >> June
>>  
32°C 
20°C 
349 hours 
5.4 mm 
3 days 
Climate in Tehran

Average weather in Karaj

In May Karaj generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 13°C and low monthly rainfall. So on average the conditions are perfect that month.

Karaj
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
17°C 
7°C 
220 hours 
53 mm 
12 days 
24°C 
13°C 
281 hours 
24 mm 
10 days 
June   >> June
>>  
31°C 
18°C 
336 hours 
7.7 mm 
4 days 
Climate in Karaj

Average weather in Isfahan

In May Isfahan generally has very high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 15°C and low monthly rainfall. So on average the conditions are perfect that month.

Isfahan
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
25°C 
10°C 
246 hours 
13 mm 
7 days 
30°C 
15°C 
302 hours 
9.2 mm 
5 days 
June   >> June
>>  
36°C 
20°C 
344 hours 
1.2 mm 
1 day 
Climate in Isfahan

Average weather in Yazd

In May Yazd generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 18°C and low monthly rainfall. So on average the conditions are perfect that month.

Yazd
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
26°C 
13°C 
231 hours 
15 mm 
4 days 
31°C 
18°C 
294 hours 
5.9 mm 
2 days 
June   >> June
>>  
37°C 
23°C 
334 hours 
0.4 mm 
0 days 
Climate in Yazd

Is your destination not in the list? Have a look at other destinations in Iran.

Is May the best time to visit Iran?

We consider May to be one of the best times to travel to Iran. Typically, the climate in Maḩmūdābād is perfect.

On average, the best time to visit Iran is in April, May and October with generally perfect weather in Maḩmūdābād. The weather in January, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in Iran. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Iran? Get detailed historical weather averages for many cities in Iran.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.