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Tehran, Iran · Temperate

Tehran in August: go or not?

Mixed period. Tehran in August: 5.2/10.

📅 Data updated: October 2026 🛰️ ERA5 · 10 years 📍 35.69°N · 51.39°E
⚡ This month's verdict
Why not
Tehran · August
5.2
25–36°
Temperature
1%
Rain
11h
Sun
🏛️ Heritage☀️ Dry climate
Photo : Arman Taherian via Unsplash
The month in detail

What to expect in August

In the height of summer, Tehran sees high temperatures (97°F). Heat is a factor for outdoor activities. Rain is virtually absent (1% of days) — ideal for planning without a backup.

August ranks 7 out of 12 months in Tehran. Compared to July: −4°F daytime.

This month's conditions

What it's like in August

UV index
8 · very high
protection essential
Feels like
dry air
-1°
Daylight
13.4h of daylight
Air quality
poor
AQI 65
Compare

Is August the right month?

The best month in Tehran is May (8.9/10), 3.7 pts higher than August.

See May →See all 12 months →
Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Tehran

GetYourGuide selection · free cancellation

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Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a city break.

Country · Iran

🗣️LanguagePersan
💶CurrencyRial iranien (﷼)
🚗DrivingRight-hand
🛡️Safety ⓘAt risk · 4/5
💰Cost of living ⓘVery cheap · 1/5

🌡️ Climate

🌍Climate typeTemperate
📈Climate trend ⓘStable
🔥Hottest monthJuly · 100°F
❄️Coolest monthJanuary · 48°F
🌧️Rainiest month ⓘFebruary · 19%

🏛️ City break

📅Tourist peak seasonJune → August
☔Indoor sights ⓘYear-round
🚇Public transportGood
Location

Where is Tehran ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Iran
Temperate climate with a 8.9 → 3.6 gap between best and worst month. 10 years of ERA5 data to choose by project.
35.69°N · 51.39°E
Questions

Frequently asked questions

What is the best time to visit Tehran?
September is the best month with 90°F highs, 70°F lows, 10.3h of sunshine and 1.0% rainy days. The months of September & May offer comparable conditions.
How many hours of sunshine does Tehran get in September?
Tehran averages 10.3 sunshine hours per day in September. It is the sunniest month with a climate score of 8.6/10.
What is the rainiest month in Tehran?
July is the most unfavourable month with July has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Tehran in September?
In September, overnight lows reach 70°F, while afternoon highs average 90°F.
Is Tehran good in winter?
In winter (December-February), Tehran scores 4.1/10 on average — Difficult period — prefer the peak season.. The best month overall remains September with a score of 8.6/10.
When should you avoid Tehran?
July is the most difficult month to visit Tehran, with July has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Do you need sun protection in Tehran in August?
The average UV index reaches 8 in August in Tehran (very high), with about 13.4h of daylight. Protection essential.