Tehran weather

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The weather guide for Iran (Tehran) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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Metric (°C / mm)  |  Imperial (°F / inches)

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Which is the hottest month in Tehran?

The hottest time of year in Tehran is normally July. Expect maximum daytime temperatures to reach 35°C with high heat and humidity.

Which month has the most rain in Tehran?

In terms of rainfall, March is usually the wettest month in Tehran with 40mm on average. There are normally 11 days in March with some rain.

When is it sunniest in Tehran?

The sunniest time of year in Tehran is normally September with bright sunshine on average for 80% of daylight hours; that's 10 hours of sunshine per day.

What is the time difference between Iran and the UK?

The time difference between Iran and the UK is GMT+3.5 hours.

What is the main language spoken in Iran?

The main language spoken in Iran is Persian.

Learn a language for Iran with Rosetta Stone*.

What is the currency in Iran?

The currency in Iran is the Iranian Rial (IRR).

Send money to Iran with Monito*.

Which plugs are used in Iran?

Iran uses electrical plug type C + F (230 Volts).

Which side of the road do they drive on in Iran?

They drive on the right side of the road in Iran.

Do you need a visa for Iran?

Yes, UK passport holders do need a visa to enter Iran.

Check Iran visa requirements for all passport holders with VisaHQ* and iVisa.com*.

Compare Tehran weather with the USA

Below the Tehran weather chart shows average maximum daytime temperature for Tehran, Iran and the USA (Washington).

Maximum daytime temperature (°C)

Tehran, Iran
USA (Washington)

Metric (°C / mm)  |  Imperial (°F / inches)

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