Fairfield Weather in December

Fairfield in December sees moderate daytime temperatures of 14°C (57°F) and nighttime lows of 4°C (39°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.

Rainfall in Fairfield in December

As the month with the most rain, you'll want to have an umbrella with you to manage the frequent showers. Historically, the month has about 11 days of rain, averaging 95 mm (3.7 in) in total. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Fairfield in December

Daytime temperatures in Fairfield reach 14°C (57°F) in December, dropping to 4°C (39°F) at night. The winter season is characteristic of December. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet. December usually brings the most temperate weather conditions of the year.

Sunshine in Fairfield in December

You can expect a moderate amount of sunlight, with approximately 141 hours. This means a pleasant mix of sun and overcast.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June and October typically offer the best weather for Fairfield.

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 Fairfield's climate page.

Fairfield Temperature in December

Min Temperature 4°C (39°F)  

Max Temperature 14°C (57°F)  

Chance of Rain 37%  

Precipitation 95 mm (3.7 in)  

Rainy days 11 days  

Humidity 83% *  

Sunshine 141 hours *  

Percentage Sunshine 48% *  

* Data from: Sacramento, the United States of America (60 KM, 37 Miles).

What to Wear in Fairfield in December

Pack for changing conditions in Fairfield in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Fairfield 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.

• 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 Fairfield's climate page.

More climate data for Fairfield

Temperature Rainfall Sunshine Humidity

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