Ramona Street in Palo Alto

Weather · December

Palo Alto weather in December

Average highs of 58°F, lows of 39°F and 3.0 in of rain, from 30 years of weather records.

December is Palo Alto’s coldest month, with average highs of 58°F and lows of 39°F. That is 6° cooler than November, and 12° below the yearly average high.

Average high
58°F
Average low
39°F
Precipitation
3.0 in
Wet days
10
Sunrise · sunset
7:15 AM · 4:51 PM

December across the year

  1. 58°39°Jan
  2. 61°41°Feb
  3. 66°44°Mar
  4. 70°45°Apr
  5. 73°50°May
  6. 79°53°Jun
  7. 79°56°Jul
  8. 79°55°Aug
  9. 80°53°Sep
  10. 74°48°Oct
  11. 64°43°Nov
  12. 58°39°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.
  • Pack an umbrella or rain jacket: rain or snow falls on about 10 days this month.

December is good for

What’s on in Palo Alto in December

See all upcoming events and school days off.

Around Palo Alto

Palo Alto Bicycleshop
Palo Alto Bicycleshop (84006247)Oliver Propst · CC BY-SA 3.0
Palo Alto photograph by MARELBU
Palo Alto, CA USA (3)MARELBU · CC BY 3.0
Matadero Creek at Cornelis Bol Park in Barron Park, Palo Alto, California
Matadero Creek at Cornelis Bol Park in Barron Park, Palo Alto, CaliforniaDicklyon · CC BY-SA 4.0

See Palo Alto

A look around town before you go.

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December compared with the months around it

MonthHighLowRain
November64°F43°F1.6 in
December58°F39°F3.0 in
January58°F39°F3.0 in

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

Questions

How hot does it get in Palo Alto in December?

Average highs are 58°F and average lows 39°F, for a daily mean of 48°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Palo Alto in December?

December averages 3.0 in of precipitation over about 10 days with at least 0.01 in. It is the 3rd wettest month of the year.

What time is sunset in Palo Alto in December?

Around mid-December the sun rises about 7:15 AM and sets about 4:51 PM, for roughly 9.6 hours of daylight.

Is December a good time to visit Palo Alto?

The mildest months for visiting are June, July, August. December is cool, with Christmas lights and New Year’s Eve events.

NOAA U.S. Climate Normals 1991–2020, Palo Alto station (1 mi from downtown). Sunrise and sunset are calculated for December 15 at the city’s coordinates.

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