Weather in サンフランシスコ in 1月

Climate normals based on 10 years of historical data for サンフランシスコ, アメリカ.

Average high

14°C

Average low

8°C

Rainfall

128 mm

10 rainy days

Sunshine

3.8h/day

湿度

73%

Sea temperature

12.4°C

How Hot Is サンフランシスコ in 1月?

サンフランシスコ's January sits at about 11°C overall, climbing to 14°C by mid-afternoon and dropping to 8°C before dawn.

Short, often grey days dominate サンフランシスコ: sunrise 7:20 am, sunset 5:15 pm, 3.8h of sun.

Heavy rain is common in サンフランシスコ: 128mm across 10 days in January.

Mugginess defines the air in サンフランシスコ: 73% humidity, especially heavy after rain.

Sea temperatures around 12.4°C in サンフランシスコ this January — chilly but tolerable in a wetsuit.

January brings gentle winds to サンフランシスコ — averaging 18 kph.

サンフランシスコ's January runs cloudy: typical cloud cover of 53%.