Half-moon Bay Weather in January

With daytime temperatures of 17°C (63°F) and nighttime lows of 11°C (52°F), January in Half-moon Bay brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 130 mm (5.1 in) falls on average.

Rainfall in Half-moon Bay in January

Past climate data indicates that roughly 23 days will see rain, totalling around 130 mm (5.1 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Half-moon Bay in January

In January, expect moderate temperatures in Half-moon Bay, with highs of 17°C (63°F) and lows of 11°C (52°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Half-moon Bay in January

The area enjoys a balanced 187 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If you favor pleasant temperatures and minimal rainfall, January is one of the best months to visit Half-moon Bay.