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Hourly Forecast
Daylight Hours
05:54
Sunrise
18:06
Sunset
Moon
Waxing Crescent
10:05
Moonrise
20:13
Moonset
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Weather in Karaj today, September 15, 2026
Karaj starts September 15, 2026 under largely sunny skies, with bright spells setting the tone from the outset. Outdoor plans should enjoy long stretches of open sky as the day unfolds.
The day peaks near 32°C and cools toward 17°C. The air stays humid, with relative humidity between 9% and 19% and the peak around 23:00. Airflow remains manageable, reaching about 2.5 km/h around 16:00.
Later hours favour clearer intervals, as cloud stays near 0% around 16:00. The afternoon is the better half for outdoor time. Expect visibility around 16.1 km. Expect sunrise at 05:54, sunset at 18:06, and 12 hours 12 minutes of sunlight today overall.
In short, September 15, 2026 looks like a fine day in Karaj for being outside, peaking around 32°C.
Frequently asked questions about weather in Karaj
How warm does it get in Karaj?
The warmest month in Karaj is July, with average high temperatures of 36°C. The average temperature during this period is around 29°C.
How cold does it get in Karaj?
The coldest month in Karaj is January, with average low temperatures of -3°C. The average temperature during this period is around 2°C.
What is the wettest time of year in Karaj?
The wettest month in Karaj is March, with an average of 49mm of precipitation.
What is the driest time of year in Karaj?
The driest month in Karaj is August, with an average of 0mm of precipitation.
