IR Tehran · Winter

Visit Tehran
in December?

December is a difficult time — May offers much better conditions.

Open-Meteo · 10 years · 12 months compared · 35.69°N 51.39°E
52°FMax temperature
18%Rainy days
9.0hSunshine / day

Tehran weather in December

⚠️ Fair
🌡️ Temperature min / max
36°F – 52°F
🌧 Rainy days
18% of days
☀️ Sunshine
9.0h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
6.4/10
📅 📅 Best month
May (8.8/10)

Should you visit Tehran in December?

⚠️ Fair

✅ Yes if: you prefer museums and gastronomy — it's cool at 11°F.

❌ No if: you're looking for beach weather — it's not the right season.

🌧 Rain : ██░░░░░░░░ 18%
🌡 Temperature : ███░░░░░░░ 52°F
☀️ Sunshine : ██████░░░░ 9.0h/d

Our take: December is an average time for Tehran. May (8.8/10) is clearly preferable.

Tehran in December by trip type

What to expect in December

In December, Tehran sees 11°F during the day with 9.0h of sunshine per day. Rain risk remains low (18% of days), leaving good room for outdoor activities. Not the best window, but acceptable if dates are constrained. May (8.8/10) is significantly better if possible.

All months for Tehran

Month-by-month comparison

MonthMin °FMax °FRain %Precip inSun h/dScore
🌫️ January32°F48°F21%0.1in9.2h5.6/10
🌫️ February36°F52°F26%0.1in10.0h6.2/10
⛅ March43°F63°F27%0.1in10.9h7.2/10
🌤️ April54°F75°F22%0.1in11.6h8.3/10
☀️ May63°F86°F13%0.0in12.8h8.8/10
🥵 June73°F97°F2%0.0in13.1h6.9/10
🥵 July79°F100°F2%0.0in13.0h6.9/10
🥵 August77°F97°F0%0.0in12.7h6.9/10
☀️ September70°F90°F1%0.0in11.1h8.3/10
☀️ October57°F77°F9%0.0in10.8h8.7/10
⛅ November45°F63°F19%0.0in9.3h7.2/10
🌫️ December36°F52°F18%0.0in9.0h6.4/10
Ideal Fair Challenging climate ◀ Current month · Source Open-Meteo · 10 years
📊 Data source Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In December, Tehran averages 52°F, 18% rainy days and 9.0h of sunshine per day. Overall weather score: 6.4/10. See methodology →

December vs May (best month)

The best month is May (score 8.8/10). Difference:

FAQ — Tehran in December

Is December a good time to visit Tehran?
December is an acceptable time for Tehran (score 6.4/10). Conditions are decent but not optimal — consider May (8.8/10) if possible.
What's the weather like in Tehran in December?
It's cool with 52°F daytime and 36°F at night. 9.0h of sunshine per day. Pack warm clothes and favour indoor visits.

Find a place to stay in Tehran

Find places to stay in Tehran in December Search on Hotels.com

Activities and tours in Tehran

Guided tours, skip-the-line tickets and local experiences. Browse activities on GetYourGuide

Find a flight to Tehran

Compare flights from all airlines. Search flights

Similar destinations in December

Other top destinations in December

Compare destinations by weather

Explore or compare

📅 Live forecast — next 12 months

Real-time data with ECMWF seasonal corrections · updated daily

Try the weather app