Tehran weather and climate in 2024
Day
29 °C
Night
15 °C
Sea
19 °C
Precipitation
15 mm
in month
Rainy days
4 days
in month
Daylight
14 hours
average
Sunshine
9 hours
average
Humidity
36 %
Day
29 °C
Night
15 °C
Sea
19 °C
Precipitation
15 mm
in month
Rainy days
4 days
in month
Daylight
14 hours
average
Sunshine
9 hours
average
Humidity
36 %
Overview: Tehran
Weather charts for Tehran
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
Find more destinations like this
Closest destinations for Tehran
Closest cities for Tehran
Weather overview for Tehran
Weather overview
Tehran, the vibrant capital of Iran, is characterized by a semi-arid continental climate. The seasons are distinct, with scorching summers, particularly in July with temperatures soaring to an average of 37 °C (99 °F). Winters can be chilly, approaching near freezing at night with average lows of 0 °C (31 °F) in January. Though precipitation is generally low, any rain often falls in the cooler months, notably in March with an average of 39 mm (1.53 in) rainfall. Daytimes across the year are typically sunny, especially in the peak of summer, while the count of rainy days is considerably higher as autumn transitions to winter.
January weather
January in Tehran is firmly within the colder section of the year, with daytime temperatures peaking around 9 °C (49 °F). Nighttime temperatures often plummet to a brisk 0 °C (31 °F), and the city is off the peak wet season, expecting around 7 days of rain.
February weather
February brings a subtle warming trend to Tehran with average daytime highs reaching 12 °C (53 °F). Nighttime temperatures remain chilly at 2 °C (35 °F). The prospect of precipitation is relatively low with approximately 7 days expected to be wet.
March weather
March signals the approach of spring with daytime temperatures in Tehran rising to 17 °C (62 °F) and the nights warming up to 5 °C (41 °F). Rainy days are more common this month, averaging 7 days, the highest precipitation of the year at around 39 mm (1.53 in).
April weather
April sees a more pronounced rise in temperatures, with Tehran basking in daytime highs of around 23 °C (74 °F) and the nighttime lows settling at about 11 °C (51 °F). The city experiences around 6 days of rain, a slight decrease from March.
May weather
Tehran begins to warm up significantly in May, with days heating up to 29 °C (84 °F) on average while nights are comfortably mild at 15 °C (59 °F). The city sees a decline in wet days with only 4 days and rainfall decreases to 15 mm (0.60 in).
June weather
June in Tehran marks the onset of summer with sizzling daytime highs of 35 °C (95 °F). Nights remain relatively warm with an average temperature of 20 °C (68 °F). Expect the driest month with a scant 2 days of rain.
July weather
July turns up the heat further in Tehran, with temperatures hitting their peak at 37 °C (99 °F) during the day and staying warm at night with 23 °C (73 °F). Humidity remains low, and rain is sparse, making for very dry conditions.
August weather
August maintains similar temperatures to July in Tehran, slightly cooling to an average maximum of 36 °C (97 °F). Nighttimes are quite warm with an average low of 22 °C (72 °F), and the chance of rain remains uncommon.
September weather
As September arrives, Tehran begins to cool off, with daytime highs averaging 32 °C (89 °F) and nights becoming more comfortable at 18 °C (64 °F). Rain is still infrequent in the city.
October weather
October signifies the onset of autumn with a further reduction in temperatures to an enjoyable 25 °C (76 °F) during the day and a cooler 12 °C (54 °F) at night. The frequency of rainy days begins to rise to about 5 days.
November weather
November ushers in the start of the cooler season, with average daytime temperatures around 17 °C (62 °F) and nighttime temperatures dropping to a chillier 6 °C (43 °F). The count of rainy days increases as winter approaches, hitting about 6 days.
December weather
December in Tehran marks the beginning of winter, with temperatures receding to an average high of 11 °C (52 °F) and average lows nearing 1 °C (34 °F). Rain becomes more common with about 6 days expected to be wet as the year draws to a close.
FAQs
How cold does it get in Tehran during January nights?
January nights in Tehran can get quite cold, with temperatures often falling to around 0 °C (31 °F). Make sure to pack warm clothing if you're out after dark.
Is the weather getting warmer in Tehran by February?
Yes, you can feel a slight uptick in warmth in Tehran by February, with daytime temperatures averaging at 12 °C (53 °F), but nights remain cold around 2 °C (35 °F).
How significant is the change in temperature from winter to spring in Tehran?
The transition from winter to spring brings a noticeable increase in temperatures, with daytime highs jumping to an average of 17 °C (62 °F), a pleasant change from the chill of January and February.
Does April in Tehran offer good conditions for outdoor activities?
April in Tehran is fantastic for outdoor adventures, with agreeable daytime temperatures around 23 °C (74 °F) and significantly reduced chilly nights.
How should I dress for the weather in Tehran during May?
Preparing for May weather in Tehran means light clothing for the day's heat at 29 °C (84 °F), while having something slightly warmer for the cooler evenings.
How extreme are the temperatures in Tehran during June?
June brings the heat in Tehran with daytime temperatures climbing to a blistering 35 °C (95 °F) - perfect for those who love the warmth but quite intense for others.
What are the chances of experiencing heat waves in Tehran during July?
Heat waves are common in Tehran during July, with the average high soaring to 37 °C (99 °F), so staying hydrated and avoiding midday outdoor activities is advisable.
Are evenings in Tehran during August warm enough for outdoor dining?
Evenings in Tehran throughout August are indeed warm and pleasant for al fresco dining, with temperatures averaging 22 °C (72 °F) after the sun sets.
Does the temperature drop significantly in Tehran during September?
September in Tehran sees a noticeable dip in heat compared to the peak summer months, with highs reaching a more moderate 32 °C (89 °F), making it more conducive to extended outdoor activities.
What type of clothing is recommended for a trip to Tehran in October?
In October, you would do well to pack layers for Tehran's transition to cooler weather—a mix of light day wear and something warmer for evening chill, as temperatures range from 25 °C (76 °F) to 12 °C (54 °F).
Can we still enjoy outdoor activities in Tehran during November?
Outdoor activities are still quite enjoyable in Tehran in November if you're prepared for the cooler air, with day temperatures averaging about 17 °C (62 °F) and crisp evenings.
Is December very cold in Tehran?
December in Tehran edges into the colder side, with daytime highs averaging at 11 °C (52 °F), but it's the night when the chill really sets in at around 1 °C (34 °F).
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.