When should you visit each — and when are both ideal?
Best for both · May, Octobercomfortable in both cities
Climate Overview
Seoul (South Korea · Seoul) has a continental climate; Tehran shares the same classification. Seoul's warmest month is August (28.8°C avg high); Tehran peaks in July (37.5°C avg high).
Monthly Breakdown
South Korea · Seoul
| Month | High | Low | Rain | Sun |
|---|
| JAN | 1.5° | -6.1° | 18mm | 8.0h |
| FEB | 3.9° | -4.2° | 24mm | 8.7h |
| MAR | 10.6° | 0.3° | 40mm | 9.5h |
| APR | 16.5° | 5.7° | 63mm | 10.1h |
| MAY | 21.8° | 11.1° | 84mm | 11.0h |
| JUN | 26.1° | 17° | 130mm | 10.8h |
| JUL | 28.6° | 21.5° | 262mm | 9.7h |
| AUG | 28.8° | 22.1° | 262mm | 9.4h |
| SEP | 25.2° | 17° | 125mm | 9.4h |
| OCT | 18.8° | 9.9° | 73mm | 9.0h |
| NOV | 11.4° | 3.1° | 64mm | 7.6h |
| DEC | 3.1° | -4.2° | 31mm | 7.4h |
Iran · Tehran
| Month | High | Low | Rain | Sun |
|---|
| JAN | 8.6° | -1° | 37mm | 8.6h |
| FEB | 11° | 0.4° | 41mm | 9.0h |
| MAR | 16.6° | 5.4° | 57mm | 9.7h |
| APR | 22.4° | 10.5° | 39mm | 10.9h |
| MAY | 29.2° | 16.6° | 14mm | 12.1h |
| JUN | 35.4° | 22.5° | 2mm | 12.9h |
| JUL | 37.5° | 25.7° | 2mm | 12.9h |
| AUG | 35.8° | 24° | 1mm | 12.7h |
| SEP | 32.1° | 20.4° | 2mm | 11.3h |
| OCT | 24° | 13.5° | 21mm | 10.2h |
| NOV | 14.8° | 5.6° | 42mm | 8.4h |
| DEC | 10.5° | 1.3° | 39mm | 7.9h |