Temperature
Cool by day, brisk at night.
Cool days.
Cool by day, brisk at night.
Several rainy days. About 13 wet days, more than in most months.
Sunshine is limited, with cloud often dominating.
Humidity is rarely noticeable in the cool air.
In January, afternoons feel about 42° and nights feel near 40°.
Partly cloudy skies this month.
Breezy January days can feel brisker in open spots.
January stays around 50°F through the day and night.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 51 | 47 | 5.3 | 13 | 3.6 | 71 | 57 |
| Feb | 51 | 47 | 4.4 | 12 | 4.3 | 71 | 56 |
| Mar | 54 | 50 | 4.3 | 11 | 5.3 | 73 | 57 |
| Apr | 58 | 54 | 3.7 | 10 | 5.9 | 76 | 59 |
| May | 64 | 60 | 2.8 | 9 | 6.5 | 78 | 64 |
| Jun | 71 | 67 | 1.7 | 7 | 8.0 | 77 | 71 |
| Jul | 75 | 72 | 1.0 | 5 | 9.3 | 75 | 76 |
| Aug | 76 | 73 | 1.9 | 6 | 8.3 | 75 | 77 |
| Sep | 71 | 67 | 3.9 | 9 | 6.5 | 72 | 74 |
| Oct | 65 | 61 | 7.3 | 13 | 4.4 | 75 | 69 |
| Nov | 58 | 55 | 8.1 | 15 | 3.4 | 72 | 64 |
| Dec | 53 | 50 | 6.1 | 14 | 3.4 | 71 | 59 |
Similar climates
Want a side-by-side climate view? Compare Portofino with Capri.
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: Jun 19, 2026
Data & methodology