Tehran Mehrabad Weather in September

September in Tehran Mehrabad typically sees daytime highs of 30°C (86°F) and nighttime lows of 18°C (64°F). Minimal rainfall is typical for this month.

Rainfall in Tehran Mehrabad in September

Climate statistics over the past 30 years suggest around 2 days of rain, with 3.3 mm (0.1 in) average for the month. If rain does fall, it tends to be very light and barely worth getting out an umbrella for.

Temperature in Tehran Mehrabad in September

Tehran Mehrabad in September has perfect weather. Days reach 30°C (86°F) and nights cool to 18°C (64°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Tehran Mehrabad in September

Enjoy a sunny month with about 304 hours of sunshine, the clear skies make Tehran Mehrabad even more beautiful.

Wind Speed in Tehran Mehrabad in September

Average wind conditions reach 2 m/s (4 knots) in September. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.

For Tehran Mehrabad itself, May and October generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit Iran, check out our Tehran Mehrabad's climate page.

Tehran Mehrabad Temperature in September

Min Temperature 18°C (64°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 5%  

Precipitation 3.3 mm (0.1 in)  

Rainy days 2 days  

Humidity 25%  

Windspeed 2 m/s (4 knots)  

Sunshine 304 hours  

Percentage Sunshine  

Daily Historical Temperatures

41-year average (1976-2025)

Based on our historical records, temperatures in Tehran Mehrabad typically drop from around 34°C (93°F) at the start of September to approximately 29°C (84°F) by the end. Nights are warm, with lows typically ranging from 18°C (64°F) to 23°C (73°F).

Average temperatures in September

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Daily Historical Precipitation

41-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

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Historical weather for Tehran Mehrabad in September

Browse day-by-day weather records for Tehran Mehrabad spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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Tehran Mehrabad historical weather extremes in September

Based on 24 years of weather observations in Tehran Mehrabad between 2001 and 2025, these are the recorded extremes.

• The warmest day in September was on September 10, 2007, with a maximum of 38°C (100°F).
• Tehran Mehrabad experienced its chilliest September day on September 29, 2024, reaching only 18°C (64°F).
• The lowest overnight temperature recorded in September was 11°C (52°F) (September 25, 2009).

What to Wear in Tehran Mehrabad in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Tehran Mehrabad in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Iran, check out our Tehran Mehrabad's climate page.

More climate data for Tehran Mehrabad

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Tehran Mehrabad climate overview or explore weather in Iran.