Best Time to Visit Karaj
Best time: Jun, Sep, Aug, Jul.
Jul is warmest (34.5°C high); Mar is rainiest (49 mm).
Karaj weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 5.5 | -2.6 | 37 | 3.9 |
| Feb | 8.1 | -0.9 | 38 | 5.1 |
| Mar | 13.2 | 3.3 | 49 | 6.3 |
| Apr | 20.3 | 9.3 | 32 | 8 |
| May | 25.4 | 13.5 | 24 | 9.7 |
| Jun | 31.7 | 18.1 | 7 | 11.3 |
| Jul | 34.5 | 21.1 | 4 | 11.1 |
| Aug | 33.4 | 20.3 | 3 | 10.3 |
| Sep | 29.2 | 16.3 | 3 | 8.8 |
| Oct | 21.9 | 10.3 | 20 | 6.4 |
| Nov | 14.4 | 4.7 | 29 | 4.8 |
| Dec | 7.9 | -0.2 | 39 | 3.8 |
Average high temperature
Best months by activity
Overall: JunSepAugJul
Beaches: JulJunAugSep
Hiking: MayOctSepApr
Sightseeing: SepJunMayOct
Karaj quick facts
What to pack
Cold months (Jan, Feb, Dec): warm layers and a coat.
Frequently asked questions
When is the best time to visit Karaj?
Jun, Sep, Aug, Jul.
What is the rainiest month?
Mar, about 49 mm.
What is the warmest month?
Jul, with average highs of 34.5°C.
Where to stay
See Karaj hotels · Book Karaj tours & activities
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Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.