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Menlo Park Weather in December

Menlo Park in December averages 15°C (59°F) during the day and 5°C (41°F) at night. This is the wettest month of the year, and part of the winter season.

Rainfall in Menlo Park in December

With this being the wettest month, keeping an umbrella on hand might save you from getting wet from a sudden shower. Typically, about 12 days will experience rainfall, with an average of 84 mm (3.3 in) for the month. 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 Menlo Park in December

If you're visiting Menlo Park in December, expect highs of 15°C (59°F) and overnight lows around 5°C (41°F). The winter season takes place during December. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows around 5°C (41°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep. This month is marked by the mildest temperatures of the year.

Sunshine in Menlo Park in December

The area enjoys a balanced 160 hours of sunlight, ensuring it's neither too overcast nor too sunny.

December in Menlo Park has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

Select a Month

Check the conditions for any month of the year.

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

Menlo Park Temperature in December

Min TemperatureMin Temperature 5°C (41°F)  
Max TemperatureMax Temperature 15°C (59°F)  
Chance of RainChance of Rain 40%  
PrecipitationPrecipitation 84 mm (3.3 in)  
Rainy daysRainy days 12 days  
HumidityHumidity 78% *  
SunshineSunshine 160 hours *  
Percentage SunshinePercentage Sunshine 54% *  
* Data from: San Francisco, the United States of America (25 KM, 15 Miles).

Best Places in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in December →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Menlo Park in December

The weather can swing between comfortable and chilly in December, 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. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Menlo Park in December

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.

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

More climate data for Menlo Park