Temperature
Cool by day, brisk at night.
Cool days and some sun.

Cool by day, brisk at night.
Rain is frequent. About 14 wet days, the lowest monthly average.
Cloudier spells limit sunshine.
In July, afternoons feel about 57° and nights feel near 53°.
Mostly cloudy skies this month.
Breezy conditions are typical in July. More a comfort consideration than a planning concern.
July late afternoons are around 62°F, and early evening stays near 61°F.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 48 | 41 | 5.6 | 16 | 4.4 | 85 |
| Feb | 50 | 44 | 6.8 | 20 | 5.9 | 83 |
| Mar | 51 | 43 | 5.2 | 17 | 7.8 | 82 |
| Apr | 54 | 46 | 3.1 | 14 | 10.2 | 81 |
| May | 59 | 50 | 3.5 | 14 | 10.9 | 81 |
| Jun | 62 | 53 | 3.4 | 17 | 11.4 | 83 |
| Jul | 64 | 56 | 3.5 | 14 | 10.6 | 85 |
| Aug | 65 | 57 | 4.1 | 18 | 9.8 | 85 |
| Sep | 62 | 55 | 5.8 | 15 | 8.1 | 85 |
| Oct | 58 | 52 | 8.4 | 21 | 6.3 | 85 |
| Nov | 53 | 47 | 7.3 | 21 | 4.9 | 85 |
| Dec | 50 | 44 | 7.2 | 20 | 3.8 | 85 |
Similar climates
Want a side-by-side climate view? Compare Waterville with Amsterdam.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology