Mother Earth Travel > Turkey Travel > Turkey Weather > Bolu |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 48° | 48° | 51° | 58° | 65° | 74° | 76° | 76° | 71° | 64° | 58° | 52° |
| Avg. Low | 37° | 38° | 40° | 46° | 54° | 60° | 64° | 64° | 58° | 54° | 48° | 42° |
| Mean | 44° | 44° | 46° | 54° | 60° | 67° | 71° | 70° | 65° | 58° | 54° | 47° |
| Avg. Precip. | 5.4 in | 3.6 in | 3.5 in | 2.6 in | 2.3 in | 2.4 in | 3.3 in | 3.3 in | 3.7 in | 5.5 in | 5.6 in | 6.3 in |
Fahrenheit temperature scale is used.