Monthly climate guide
Tehran weather in October
With highs near 24°C (75°F) and lows around 12°C (54°F), October feels warm in Tehran. Rainfall averages about 54 mm (some rain) and the sky is a mix of sun and cloud. Daytime highs are 8°C cooler than September and 9°C warmer than November.
What stands out in October
- It's wetter than a typical month in Tehran — roughly 73% more rain than average.
- Seasonally, October counts as mid-autumn in Tehran.
- Tehran is usually about 10°C warmer than Karaj, 40 km away, in October.
- Temperatures are falling — expect highs around 9°C lower by November.
Avg high
24°C
75°F
Avg low
12°C
54°F
Rainfall
54 mm
some rain
Humidity
45%
relative
Sky
37%
cloud · a mix of sun and cloud
Tehran weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 10°C / 49°F | -1°C / 31°F | 36 mm | 58% | 51% |
| February | 12°C / 53°F | 0°C / 32°F | 43 mm | 57% | 52% |
| March | 17°C / 62°F | 4°C / 40°F | 43 mm | 53% | 58% |
| April | 22°C / 72°F | 9°C / 49°F | 36 mm | 50% | 58% |
| May | 29°C / 85°F | 15°C / 59°F | 15 mm | 40% | 48% |
| June | 36°C / 96°F | 21°C / 69°F | 6 mm | 26% | 31% |
| July | 38°C / 101°F | 24°C / 74°F | 11 mm | 23% | 35% |
| August | 37°C / 98°F | 23°C / 73°F | 12 mm | 24% | 25% |
| September | 32°C / 90°F | 19°C / 66°F | 21 mm | 29% | 24% |
| October | 24°C / 75°F | 12°C / 54°F | 54 mm | 45% | 37% |
| November | 15°C / 59°F | 5°C / 40°F | 60 mm | 58% | 55% |
| December | 11°C / 51°F | 1°C / 33°F | 38 mm | 60% | 49% |
What to pack for October
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- An extra layer — evenings are noticeably cooler than afternoons
- A small travel umbrella, just in case
- Sunglasses
Is October a good time to visit Tehran?
Compare the months in the chart above to find your ideal window.
Best time to visit Tehran →Other Iran cities in October
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Tehran weather in October. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/iran/tehran/october
<a href="https://weathercompare.eu/weather/iran/tehran/october">Tehran weather in October</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/iran/tehran" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Tehran weather in October"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/iran/tehran/october">Tehran weather in October</a> – WeatherCompare</p>
Tehran in October: quick answers
Is October a good time to visit Tehran?
Yes. October is one of the best months for Tehran, with highs around 24°C and about 54 mm of rain.
How warm is Tehran in October?
Average highs are about 24°C (75°F) and average lows about 12°C (54°F), based on 10 years of daily data.
Does it rain a lot in Tehran in October?
Tehran typically gets around 54 mm of rain in October — some rain.
Figures are long-term averages for the area around Tehran (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.