When should you visit each — and when are both ideal?
Best for both · May–Octobercomfortable in both cities
Climate Overview
Istanbul (Turkey · Istanbul) has a temperate climate; Rio de Janeiro shares the same classification. Istanbul's warmest month is August (29.2°C avg high); Rio de Janeiro peaks in January (30.9°C avg high).
Monthly Breakdown
Turkey · Istanbul
| Month | High | Low | Rain | Sun |
|---|
| JAN | 9.2° | 4.3° | 103mm | 5.6h |
| FEB | 10.3° | 4.9° | 75mm | 6.9h |
| MAR | 11.9° | 5.8° | 77mm | 7.9h |
| APR | 16.1° | 8.7° | 53mm | 10.3h |
| MAY | 20.9° | 13.8° | 51mm | 11.9h |
| JUN | 25.4° | 18.4° | 46mm | 12.9h |
| JUL | 28.7° | 21.2° | 24mm | 13.6h |
| AUG | 29.2° | 22.3° | 17mm | 12.6h |
| SEP | 25.4° | 18.9° | 50mm | 10.9h |
| OCT | 20° | 14.5° | 61mm | 8.2h |
| NOV | 16° | 10.8° | 83mm | 7.0h |
| DEC | 11.5° | 6.8° | 86mm | 5.5h |
Brazil · Rio de Janeiro
| Month | High | Low | Rain | Sun |
|---|
| JAN | 30.9° | 24° | 149mm | 10.8h |
| FEB | 30.3° | 23.8° | 148mm | 10.2h |
| MAR | 29.4° | 23.4° | 143mm | 10.5h |
| APR | 27.3° | 21.6° | 98mm | 9.9h |
| MAY | 25.4° | 19.5° | 65mm | 9.2h |
| JUN | 24.9° | 18.6° | 46mm | 8.9h |
| JUL | 24.8° | 17.9° | 46mm | 8.9h |
| AUG | 25.2° | 17.9° | 61mm | 8.8h |
| SEP | 26.6° | 19.4° | 73mm | 9.5h |
| OCT | 27.2° | 20.6° | 82mm | 9.3h |
| NOV | 27.2° | 21.2° | 150mm | 9.6h |
| DEC | 29.2° | 22.7° | 133mm | 10.6h |