Tehran, Tehran Province, Iran Climate Change Severity

57
High
The current climate change severity in Tehran is High, with a 7.04% worsening in the climate score compared to last 16 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Jun. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100


Tehran Weather Condition Changes (Historic Vs 2026)

0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2026

Over the past 16 year(s), Tehran temperature has changed by around +9.8%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Jun. (Historical Vs 2026)

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
8985
-4.4%

cloudyCloudy
3014
-53.3%

rainyRainy
4953
8.1%

snowySnowy
13
200%

mistyMisty
00
0%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 16 years, Tehran has experienced measurable shifts in key climate parameters, contributing to the current severity score of 57 (within the High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

57/100


High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Tehran experienced significant changes:

Temperature change of

+1.39 °C


Variation in annual rainfall

+16.05 %


Change in average humidity

-10.28 %


PM2.5 levels surged by

-23.14 %


Heatwave changed by

+7 Days


Coldwave changed by

-5 Days


Wind speeds changed by

+3.35 km/h


These indicators show that Tehran is experiencing a more volatile and extreme climate, reinforcing the need for urgent intervention to mitigate risks. As the severity score rises, focus must shift to adaptation and emergency preparedness.

Check how we calculate Climate Change Severity
Based on data from Jan. to Jun.

Tehran Weather Forecast 30 Days (July - August 2026)
Tehran, Tehran Province, Iran


Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Thu. 23, Jul.
sunnySunny

Temperature Icon33°/27°

Humidity Icon30%

Wind Icon22.7km/h
Fri. 24, Jul.
sunnySunny

Temperature Icon35°/27°

Humidity Icon19%

Wind Icon20.5km/h
Sat. 25, Jul.
sunnySunny

Temperature Icon36°/29°

Humidity Icon16%

Wind Icon16.9km/h
Sun. 26, Jul.
sunnySunny

Temperature Icon38°/30°

Humidity Icon13%

Wind Icon12.2km/h
Mon. 27, Jul.
sunnySunny

Temperature Icon39°/31°

Humidity Icon12%

Wind Icon20.2km/h
Tue. 28, Jul.
sunnySunny

Temperature Icon35°/30°

Humidity Icon14%

Wind Icon18.4km/h
Wed. 29, Jul.
sunnySunny

Temperature Icon34°/27°

Humidity Icon19%

Wind Icon14.4km/h
Thu. 30, Jul.
sunnySunny

Temperature Icon33°/28°

Humidity Icon21%

Wind Icon17.6km/h
Fri. 31, Jul.
patchy rain possibleRain Possible

Temperature Icon37°/25°

Humidity Icon23%

Wind Icon13.9km/h
Sat. 1, Aug.
sunnySunny

Temperature Icon37°/25°

Humidity Icon20%

Wind Icon14.5km/h
Sun. 2, Aug.
patchy rain possibleRain Possible

Temperature Icon37°/25°

Humidity Icon19%

Wind Icon15.2km/h
Mon. 3, Aug.
sunnySunny

Temperature Icon37°/25°

Humidity Icon19%

Wind Icon15.3km/h
Tue. 4, Aug.
sunnySunny

Temperature Icon37°/25°

Humidity Icon19%

Wind Icon14.9km/h
Wed. 5, Aug.
sunnySunny

Temperature Icon37°/26°

Humidity Icon19%

Wind Icon15.6km/h
Thu. 6, Aug.
sunnySunny

Temperature Icon37°/25°

Humidity Icon20%

Wind Icon14.6km/h
Fri. 7, Aug.
sunnySunny

Temperature Icon37°/25°

Humidity Icon20%

Wind Icon15.2km/h
Sat. 8, Aug.
sunnySunny

Temperature Icon37°/26°

Humidity Icon19%

Wind Icon15.5km/h
Sun. 9, Aug.
sunnySunny

Temperature Icon37°/25°

Humidity Icon20%

Wind Icon16km/h
Mon. 10, Aug.
sunnySunny

Temperature Icon36°/25°

Humidity Icon22%

Wind Icon15.6km/h
Tue. 11, Aug.
patchy rain possibleRain Possible

Temperature Icon36°/25°

Humidity Icon23%

Wind Icon14.9km/h
Wed. 12, Aug.
sunnySunny

Temperature Icon37°/25°

Humidity Icon22%

Wind Icon13.8km/h
Thu. 13, Aug.
sunnySunny

Temperature Icon37°/24°

Humidity Icon21%

Wind Icon13.9km/h
Fri. 14, Aug.
patchy rain possibleRain Possible

Temperature Icon36°/24°

Humidity Icon21%

Wind Icon14.2km/h
Sat. 15, Aug.
patchy rain possibleRain Possible

Temperature Icon36°/24°

Humidity Icon21%

Wind Icon14.6km/h
Sun. 16, Aug.
sunnySunny

Temperature Icon36°/24°

Humidity Icon20%

Wind Icon14.8km/h
Mon. 17, Aug.
sunnySunny

Temperature Icon36°/24°

Humidity Icon20%

Wind Icon13.9km/h
Tue. 18, Aug.
sunnySunny

Temperature Icon36°/24°

Humidity Icon19%

Wind Icon13.8km/h
Wed. 19, Aug.
sunnySunny

Temperature Icon36°/24°

Humidity Icon16%

Wind Icon14.8km/h
Thu. 20, Aug.
sunnySunny

Temperature Icon36°/24°

Humidity Icon16%

Wind Icon13.8km/h
Fri. 21, Aug.
sunnySunny

Temperature Icon36°/24°

Humidity Icon18%

Wind Icon13.9km/h
Sat. 22, Aug.
sunnySunny

Temperature Icon36°/24°

Humidity Icon19%

Wind Icon14.2km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onMon. 27, Jul.

39°C


Low will be onThu. 13, Aug.

24°C

HumidityHumidity

High will be onThu. 23, Jul.

30%


Low will be onMon. 27, Jul.

12%

Wind SpeedWind Speed

High will be onThu. 23, Jul.

22.7km/h


Low will be onSun. 26, Jul.

12.2km/h

PrecipitationPrecipitation

High will be onThu. 23, Jul.

0.2mm


Low will be onSun. 2, Aug.

0.01mm

Ultraviolet IndexUV

High will be onSat. 25, Jul.

11.7


Low will be onFri. 31, Jul.

7