Tehran weather by month

Check out Tehran weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Tehran (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
41°F maximum daytime temperature in January in Tehran41
46°F maximum daytime temperature in February in Tehran46
57°F maximum daytime temperature in March in Tehran57
68°F maximum daytime temperature in April in Tehran68
79°F maximum daytime temperature in May in Tehran79
90°F maximum daytime temperature in June in Tehran90
95°F maximum daytime temperature in July in Tehran95
93°F maximum daytime temperature in August in Tehran93
86°F maximum daytime temperature in September in Tehran86
72°F maximum daytime temperature in October in Tehran72
59°F maximum daytime temperature in November in Tehran59
46°F maximum daytime temperature in December in Tehran46
Min temperature (night-time)
27°F minimum night-time temperature in January in Tehran27
30°F minimum night-time temperature in February in Tehran30
37°F minimum night-time temperature in March in Tehran37
48°F minimum night-time temperature in April in Tehran48
57°F minimum night-time temperature in May in Tehran57
66°F minimum night-time temperature in June in Tehran66
72°F minimum night-time temperature in July in Tehran72
70°F minimum night-time temperature in August in Tehran70
63°F minimum night-time temperature in September in Tehran63
52°F minimum night-time temperature in October in Tehran52
41°F minimum night-time temperature in November in Tehran41
32°F minimum night-time temperature in December in Tehran32
Heat & Humidity
No heat & humidity in January in Tehran0
No heat & humidity in February in Tehran0
No heat & humidity in March in Tehran0
No heat & humidity in April in Tehran0
Low heat & humidity in May in TehranL
High heat & humidity in June in TehranH
High heat & humidity in July in TehranH
High heat & humidity in August in TehranH
Moderate heat & humidity in September in TehranM
No heat & humidity in October in Tehran0
No heat & humidity in November in Tehran0
No heat & humidity in December in Tehran0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Tehran

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Tehran10
11 hours of daylight per day in February in Tehran11
12 hours of daylight per day in March in Tehran12
13 hours of daylight per day in April in Tehran13
14 hours of daylight per day in May in Tehran14
15 hours of daylight per day in June in Tehran15
14 hours of daylight per day in July in Tehran14
13 hours of daylight per day in August in Tehran13
12 hours of daylight per day in September in Tehran12
11 hours of daylight per day in October in Tehran11
10 hours of daylight per day in November in Tehran10
10 hours of daylight per day in December in Tehran10
UV Index (Maximum)
UV (maximum) index 3 (Moderate) in January in Tehran3
UV (maximum) index 4 (Moderate) in February in Tehran4
UV (maximum) index 6 (High) in March in Tehran6
UV (maximum) index 8 (Very High) in April in Tehran8
UV (maximum) index 11 (Extreme) in May in Tehran11
UV (maximum) index 11+ (Extreme) in June in Tehran11
UV (maximum) index 11+ (Extreme) in July in Tehran11
UV (maximum) index 11 (Extreme) in August in Tehran11
UV (maximum) index 9 (Very High) in September in Tehran9
UV (maximum) index 6 (High) in October in Tehran6
UV (maximum) index 3 (Moderate) in November in Tehran3
UV (maximum) index 2 (Low) in December in Tehran2

Rainfall in Tehran

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
10 days with some rainfall in January in Tehran10
9 days with some rainfall in February in Tehran9
11 days with some rainfall in March in Tehran11
11 days with some rainfall in April in Tehran11
10 days with some rainfall in May in Tehran10
3 days with some rainfall in June in Tehran3
2 days with some rainfall in July in Tehran2
2 days with some rainfall in August in Tehran2
2 days with some rainfall in September in Tehran2
6 days with some rainfall in October in Tehran6
6 days with some rainfall in November in Tehran6
9 days with some rainfall in December in Tehran9
Average monthly rainfall (inches)
1.5 inches monthly rainfall in January in Tehran1.5
1.4 inches monthly rainfall in February in Tehran1.4
1.6 inches monthly rainfall in March in Tehran1.6
1.3 inches monthly rainfall in April in Tehran1.3
0.9 inches monthly rainfall in May in Tehran0.9
0.2 inches monthly rainfall in June in Tehran0.2
0.2 inches monthly rainfall in July in Tehran0.2
0.1 inches monthly rainfall in August in Tehran0.1
0.1 inches monthly rainfall in September in Tehran0.1
0.7 inches monthly rainfall in October in Tehran0.7
0.9 inches monthly rainfall in November in Tehran0.9
1.4 inches monthly rainfall in December in Tehran1.4

More about Tehran

Tehran by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Iran (Tehran) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Tehran?

Tehran has a cold semi arid climate with hot dry summers.

Metric (°C)  |  Imperial (°F)

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Compare Tehran with the USA

Below the Tehran chart shows average maximum daytime temperature for Tehran, Iran and the USA (Washington).

Maximum daytime temperature (°F)

Tehran, Iran
USA (Washington)
41
41
46
45
57
55
68
66
79
75
90
84
95
88
93
86
86
79
72
68
59
57
46
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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