| World Facts Index > Finland > Geography > Weather > Helsinki |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 24° | 25° | 32° | 45° | 58° | 68° | 70° | 67° | 57° | 46° | 36° | 28° |
| Avg. Low | 14° | 14° | 20° | 30° | 38° | 48° | 52° | 51° | 44° | 36° | 27° | 18° |
| Mean | 20° | 20° | 27° | 37° | 50° | 58° | 62° | 58° | 50° | 42° | 32° | 25° |
| Avg. Precip. | 1.6 in | 1.3 in | 1.3 in | 1.5 in | 1.4 in | 1.7 in | 2.9 in | 3.3 in | 2.9 in | 2.9 in | 2.8 in | 2.3 in |
Fahrenheit temperature scale is used.