Pacifica Weather in January

Thinking of visiting Pacifica in January? Expect moderate temperatures reaching 15°C (59°F) during the day, dropping to 7°C (45°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Pacifica in January

This month experiences about 10 days of rain according to historical data, averaging 97 mm (3.8 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Pacifica in January

In January, Pacifica sees moderate temperatures, with highs of 15°C (59°F). Nights drop to around 7°C (45°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 7°C (45°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Pacifica in January

The month experiences a moderate amount of sunlight, with 186 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Pacifica in January

Wind speeds average 3 m/s (6 knots) during January. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.

Average water temperature in January

The water sits at 12°C (54°F) this month, which is well below what most people consider swimmable. Wetsuits help, but expect it to still feel cold.

Should you favor a climate that's both dry and comfortably warm, June, July, August, September and October typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Pacifica's climate page.

Pacifica Temperature in January

Min Temperature 7°C (45°F)  

Max Temperature 15°C (59°F)  

Water Temperature 12°C (54°F) *  

Chance of Rain 33%  

Precipitation 97 mm (3.8 in)  

Rainy days 10 days  

Humidity 80% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 186 hours *  

Percentage Sunshine 61% *  

* Data from: San Francisco, the United States of America (9 KM, 5 Miles).

What to Wear in Pacifica in January

The weather can swing between comfortable and chilly in January, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. With water temperatures around 12°C (54°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Pacifica in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Pacifica's climate page.

More climate data for Pacifica

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Pacifica climate overview or explore weather in the United States of America.