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Karaj Weather in October
October in Karaj averages 21°C (70°F) during the day and 9°C (48°F) at night. The excellent conditions and low rainfall make it a solid month to visit.
Rainfall in Karaj in October
This month experiences about 7 days of rain according to historical data, averaging 22 mm (0.9 in). Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.
Temperature in Karaj in October
The excellent temperature in Karaj in October makes it a solid month to visit, with 21°C (70°F) during the day and 9°C (48°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows around 9°C (48°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Karaj in October
There are approximately 250 hours of sunshine this month, resulting in mostly clear days.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Karaj Temperature in October
Min Temperature
9°C (48°F)
Max Temperature
21°C (70°F)
Chance of Rain
22%
Precipitation
22 mm (0.9 in)
Rainy days
7 days
Humidity
44%
Sunshine
250 hours
Percentage Sunshine
Karaj Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Karaj - and find the best time to visit.
Daily Historical Temperatures
41-year average (1976-2025)
Based on our historical records, temperatures in Karaj typically drop from around 27°C (81°F) at the start of October to approximately 21°C (70°F) by the end. Nights are cool, with lows typically ranging from 11°C (52°F) to 17°C (63°F).
Average temperatures in October
Daily Historical Precipitation
41-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather records for Karaj in October
Browse day-by-day weather records for Karaj spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Karaj historical weather extremes in October
Our historical data for Karaj spans 1989 to 2025, revealing these weather extremes.
- The hottest October day on record in Karaj reached 32°C (90°F) (October 5, 2013).
- The coldest October day was on October 29, 2011, with a maximum of 9°C (48°F).
- The coldest night in October in Karaj was on October 29, 2011, with a minimum of 4°C (39°F).
Best Places in Iran in October
Find out more about the weather in Iran and which places have the best travel conditions in this month. See all of Iran in October →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Karaj in October
Comfortable temperatures call for an easy wardrobe in October. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Light rain is possible, so consider bringing a small umbrella or rain jacket. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Karaj in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Barbeque9/10 -
Camping5/10 -
Outdoor sports10/10
Karaj 3-Day Forecast
More climate data for Karaj
Temperature Rainfall Sunshine Humidity
See the full Karaj climate overview or explore weather in Iran.
Popular in October
Where to go in October - average daytime high across popular destinations.
Bandar Abbas
35°C (95°F) Yazd
27°C (81°F) Shiraz27°C (81°F) Isfahan26°C (79°F) Maḩmūdābād
27°C (81°F) Tehran22°C (72°F) Hamadān22°C (72°F) Karaj21°C (70°F) Bucket list
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