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Weather in Tehran for December 2025

Your guide to Tehran weather in December - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Tehran during December is quite rare, with fewer than 2 snowy days on average.
    According to Tehran snow forecast for December 2025, 1 snowy day is expected in the next 2 weeks at Saturday, 20 December.

    • Temperatures

  • So far, December 2025 in Tehran is slightly warmer than the historical average by 1.3 °C.

  • The forecast for the next days in Tehran predicts a temperature of 7.1 °C, which is cooler than the historical average.

  • In general, the average temperature in Tehran at the beginning of December is 12.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 8.9 °C by the end of December.

    • Rain 🌧️

  • With an average of 3 rainy days, Tehran experiences minimal rainfall in December.

Average dry days
28
Dry days
Average rainy days
3
Rainy days
Average snowy days
0
Snow days
Average temperatures
10°/3°
Temperatures
Average wind speed
9 km/h
Avg max wind
Average humidity
41 %
Avg humidity

Tehran Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
12°
2
Sunny
13°
3
Sunny
12°
4
Sunny
12°
5
Partly cloudy
13°
6
Sunny
13°
7
Light rain
12°
8
Sunny
12°
9
Sunny
13°
10
Sunny
13°
11
Overcast
12°
12
Sunny
12°
13
Patchy rain possible
11°
14
Sunny
10°
15
Sunny
8°
16
Overcast
9°
17
Partly cloudy
8°
18
Patchy rain possible
6°
19
Patchy rain possible
5°
20
Overcast
6°
21
Sunny
5°
22
Sunny
6°
23
Patchy rain possible
5°
24
Partly cloudy
7°
25
Partly cloudy
8°
26
Sunny
9°
27
Sunny
8°
28
Partly cloudy
9°
29
Sunny
10°
30
Sunny
9°
31
Sunny
9°

Temperatures trend during December in Tehran

See the weather trend as well as the moving average line

December weather in Tehran day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Partly cloudy
Partly cloudy
 12° /5° 0 mm 0 cm
2 Dec. Sunny
Sunny
 13° /5° 0 mm 0 cm
3 Dec. Sunny
Sunny
 12° /5° 0 mm 0 cm
4 Dec. Sunny
Sunny
 12° /4° 0 mm 0 cm
5 Dec. Partly cloudy
Partly cloudy
 13° /4° 0 mm 0 cm
6 Dec. Sunny
Sunny
 13° /4° 0 mm 0 cm
7 Dec. Light rain
Light rain
 12° /5° 0.5 mm 0 cm
8 Dec. Sunny
Sunny
 12° /5° 0.4 mm 0 cm
9 Dec. Sunny
Sunny
 13° /6° 0.2 mm 0 cm
10 Dec. Sunny
Sunny
 13° /6° 2.1 mm 0 cm
11 Dec. Overcast
Overcast
 12° /5° 0.2 mm 0 cm
12 Dec. Sunny
Sunny
 12° /4° 2.4 mm 0 cm
13 Dec. Patchy rain possible
Patchy rain possible
 11° /6° 0.9 mm 0 cm
14 Dec. Sunny
Sunny
 10° /5° 0 mm 0 cm
15 Dec. Sunny
Sunny
 8° /5° 0 mm 0 cm
16 Dec. Overcast
Overcast
 9° /6° 0.1 mm 0 cm
17 Dec. Partly cloudy
Partly cloudy
 8° /6° 0 mm 0 cm
18 Dec. Patchy rain possible
Patchy rain possible
 6° /3° 0.5 mm 0 cm
19 Dec. Patchy rain possible
Patchy rain possible
 5° /3° 0.2 mm 0 cm
20 Dec. Overcast
Overcast
 6° /3° 0.1 mm 0.1 cm
21 Dec. Sunny
Sunny
 5° /1° 0 mm 0 cm
22 Dec. Sunny
Sunny
 6° /1° 0 mm 0 cm
23 Dec. Patchy rain possible
Patchy rain possible
 5° /3° 1.1 mm 0 cm
24 Dec. Partly cloudy
Partly cloudy
 7° /3° 0 mm 0 cm
25 Dec. Partly cloudy
Partly cloudy
 8° /4° 0 mm 0 cm
26 Dec. Sunny
Sunny
 9° /3° 0 mm 0 cm
27 Dec. Sunny
Sunny
 8° /3° 0 mm 0 cm
28 Dec. Partly cloudy
Partly cloudy
 9° /2° 0.8 mm 0 cm
29 Dec. Sunny
Sunny
 10° /1° 0 mm 0 cm
30 Dec. Sunny
Sunny
 9° /1° 0 mm 0 cm
31 Dec. Sunny
Sunny
 9° /2° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Tehran in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Tehran forecast closer to your planned date for the most up-to-date weather information.
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Tehran in December - FAQ

What are the expected maximum and minimum temperatures in Tehran during December?
Prepare for cooler days with highs just around 10° and colder nights, dipping below 3°.
How much rainfall should be expected in Tehran during December?
Rainfall in Tehran during December is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 3 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Tehran during December?
The average wind speed in Tehran during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.

Tehran snow forecast December 2025

Track daily snowfall levels and discover Tehran’s snowy potential this December ❄️

December rainfall patterns in Tehran

Explore the daily rainfall trends and prepare for Tehrans December weather 💧
Typically, Tehran has 3 rainy days in December with a total of 9.3 mm of rainfall.

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Location coordinates Where is Tehran?

Get accurate weather forecasts for Tehran, located at latitude 35.694 and longitude 51.422. Stay updated with localized weather information tailored for Tehran.

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