Iran

Iran Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Iran in May.

Thinking about venturing to Iran this May and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Iran in May

Iran has a wide variety of climate types. During May, you can expect temperatures that range from warm to very hot and precipitation levels ranging from almost none to moderate.

Temperatures

The average maximum daytime temperatures vary from warm in Hamadān at 24°C (75°F) to very hot in Bandar Abbas at 37°C (99°F). Nighttime temperatures generally drop to 25°C (77°F) in Bandar Abbas and 10°C (50°F) in Hamadān. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

For specific regional insights in Iran, refer to the map provided below.

Precipitation

In May, precipitation varies across different areas. From almost no rainfall in Bandar Abbas with an average of 0.4 mm (0.02 in) to moderate rainfall in Shahrud with 51 mm (2 in).

Average sunshine

Sunshine is generally plentiful throughout many areas. Maḩmūdābād enjoys about 290 hours of sunlight, ideal for those seeking sunny weather.

Explore Iran by month

Best Places to Visit in Iran in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Iran.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Iran

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

Temperature range in Iran (May)

Precipitation variation in Iran (May)

Maḩmūdābād

In May Maḩmūdābād generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 18°C (64°F) and low monthly rainfall. So on average the conditions are perfect that month.

May
April
May
June
Max temperature
24°C (75°F)
31°C (88°F)
37°C (99°F)
Min temperature
12°C (54°F)
18°C (64°F)
23°C (73°F)
Monthly sun hours
223 hours
290 hours
349 hours
Monthly rainfall
42 mm (1.7 in)
16 mm (0.6 in)
3.5 mm (0.1 in)
Monthly rainy days
11 days
9 days
3 days
Weather conditions

Tehran

In May Tehran generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 14°C (57°F) and low monthly rainfall. So on average the conditions are perfect that month.

May
April
May
June
Max temperature
19°C (66°F)
26°C (79°F)
32°C (90°F)
Min temperature
8°C (46°F)
14°C (57°F)
20°C (68°F)
Monthly sun hours
223 hours
290 hours
349 hours
Monthly rainfall
52 mm (2 in)
21 mm (0.8 in)
5.4 mm (0.2 in)
Monthly rainy days
11 days
10 days
3 days
Weather conditions

Bandar Abbas

In May Bandar Abbas generally has extremely high temperatures with maximum daytime temperatures around 37°C (99°F), minimum nighttime temperatures around 25°C (77°F) and almost no monthly rainfall. So on average the conditions are poor that month.

May
April
May
June
Max temperature
33°C (91°F)
37°C (99°F)
39°C (102°F)
Min temperature
22°C (72°F)
25°C (77°F)
29°C (84°F)
Monthly rainfall
6 mm (0.2 in)
0.4 mm (0.02 in)
1 mm (0.04 in)
Monthly rainy days
a single day
0 days
0 days
Weather conditions

Karaj

In May Karaj generally has high temperatures with maximum daytime temperatures around 24°C (75°F), minimum nighttime temperatures around 13°C (55°F) and low monthly rainfall. So on average the conditions are perfect that month.

May
April
May
June
Max temperature
17°C (63°F)
24°C (75°F)
31°C (88°F)
Min temperature
7°C (45°F)
13°C (55°F)
18°C (64°F)
Monthly sun hours
220 hours
281 hours
336 hours
Monthly rainfall
53 mm (2.1 in)
24 mm (0.9 in)
7.7 mm (0.3 in)
Monthly rainy days
12 days
10 days
4 days
Weather conditions

Isfahan

In May Isfahan generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 15°C (59°F) and low monthly rainfall. So on average the conditions are perfect that month.

May
April
May
June
Max temperature
25°C (77°F)
30°C (86°F)
36°C (97°F)
Min temperature
10°C (50°F)
15°C (59°F)
20°C (68°F)
Monthly sun hours
246 hours
302 hours
344 hours
Monthly rainfall
13 mm (0.5 in)
9.2 mm (0.4 in)
1.2 mm (0.05 in)
Monthly rainy days
7 days
5 days
a single day
Weather conditions

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

Popular cities in May

Day & night temperatures, rainfall and average weather in Iran in May.

City Weather Day temp Night temp Rainfall
Tehran 26°C (79°F) 14°C (57°F) 21 mm (0.8 in)
Maḩmūdābād 31°C (88°F) 18°C (64°F) 16 mm (0.6 in)
Yazd 31°C (88°F) 18°C (64°F) 5.9 mm (0.2 in)
Kerman 29°C (84°F) 15°C (59°F) 6.8 mm (0.3 in)
Shahrud 25°C (77°F) 13°C (55°F) 51 mm (2 in)
Khorramabad 26°C (79°F) 11°C (52°F) 32 mm (1.3 in)

Iran weather in May: frequently asked questions

What is the weather like in Iran in May?

May in Iran brings pleasant weather. In Maḩmūdābād, daytime temperatures are typically around 31°C (88°F) and nighttime lows hover near 18°C (64°F).

What is the average temperature in Iran in May?

Daytime temperatures in Maḩmūdābād peak at roughly 31°C (88°F) in May, dropping to about 18°C (64°F) overnight.

Does Iran get a lot of rain in May?

Not particularly. Maḩmūdābād averages just 16 mm (0.6 in) of rain in May, making it a mostly dry month for Iran.

Is May a Good Time to Visit Iran?

Given the typically perfect weather conditions in Maḩmūdābād, May might be a good time to visit Iran.

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

Interested in more climate information?

We have much more information about the climate in Iran.

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 travel conditions. Find out where to go with our weather planner.

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