Aerial view of Antioch and the San Joaquin River Delta

Weather · December

Antioch weather in December

Average highs of 56°F, lows of 40°F and 2.5 in of rain, from 30 years of weather records.

December is Antioch’s 11th warmest month, with average highs of 56°F and lows of 40°F. That is 9° cooler than November, and 18° below the yearly average high.

Average high
56°F
Average low
40°F
Precipitation
2.5 in
Wet days
9
Sunrise · sunset
7:16 AM · 4:48 PM

December across the year

  1. 56°40°Jan
  2. 61°44°Feb
  3. 67°47°Mar
  4. 72°50°Apr
  5. 79°54°May
  6. 86°59°Jun
  7. 91°61°Jul
  8. 90°60°Aug
  9. 87°59°Sep
  10. 78°54°Oct
  11. 65°46°Nov
  12. 56°40°Dec

High and low Rain

What to wear in December

  • Cool days: a warm jacket and long pants, plus layers for the swing between morning and afternoon.

December is good for

What’s on in Antioch in December

See all upcoming events and school days off.

Around Antioch

Antioch Middle School 2012
Antioch Middle School 2012 01Michael Rivera · CC BY-SA 3.0
Antioch Library (public library in Antioch, California, USA)
Antioch LibraryMliu92 · CC BY-SA 4.0
Antioch Library (rear)
Antioch Library (rear)Mliu92 · CC BY-SA 4.0

See Antioch

A look around town before you go.

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Senior-Friendly Travel Tips: Explore Antioch, California, with Ease!

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Watch on YouTube ↗

December compared with the months around it

MonthHighLowRain
November65°F46°F1.2 in
December56°F40°F2.5 in
January56°F40°F2.7 in

Planning a trip? See the best time to visit Antioch and today’s forecast.

Questions

How hot does it get in Antioch in December?

Average highs are 56°F and average lows 40°F, for a daily mean of 48°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Antioch in December?

December averages 2.5 in of precipitation over about 9 days with at least 0.01 in. It is the 2nd wettest month of the year.

What time is sunset in Antioch in December?

Around mid-December the sun rises about 7:16 AM and sets about 4:48 PM, for roughly 9.5 hours of daylight.

Is December a good time to visit Antioch?

The mildest months for visiting are April, May, October. December is cool, with Christmas lights and New Year’s Eve events.

NOAA U.S. Climate Normals 1991–2020, Antioch Pumping Plt #3 station (3.3 mi from downtown). Sunrise and sunset are calculated for December 15 at the city’s coordinates.

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