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Weather · January

Walnut Creek weather in January

Average highs of 58°F, lows of 41°F and 3.2 in of rain, from 30 years of weather records.

January is Walnut Creek’s coldest month, with average highs of 58°F and lows of 41°F. That is 1° cooler than December, and 16° below the yearly average high.

Average high
58°F
Average low
41°F
Precipitation
3.2 in
Wet days
9
Sunrise · sunset
7:22 AM · 5:11 PM

January across the year

  1. 58°41°Jan
  2. 62°44°Feb
  3. 67°47°Mar
  4. 71°49°Apr
  5. 78°53°May
  6. 84°57°Jun
  7. 88°59°Jul
  8. 88°59°Aug
  9. 85°58°Sep
  10. 78°53°Oct
  11. 66°45°Nov
  12. 58°41°Dec

High and low Rain

What to wear in January

  • 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 9 days this month.

January is good for

See Walnut Creek

A look around town before you go.

Walnut Creek - California - 4K Downtown Drive video thumbnail

A DRIVE AROUND TOWN

Walnut Creek - California - 4K Downtown Drive

Walnut Creek - California - 4K Downtown Drive. A film shared by Mileage Mike Travels.

Watch on YouTube ↗

January compared with the months around it

MonthHighLowRain
December58°F41°F3.2 in
January58°F41°F3.2 in
February62°F44°F3.2 in

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

Questions

How hot does it get in Walnut Creek in January?

Average highs are 58°F and average lows 41°F, for a daily mean of 49°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Walnut Creek in January?

January averages 3.2 in of precipitation over about 9 days with at least 0.01 in. It is the wettest month of the year.

What time is sunset in Walnut Creek in January?

Around mid-January the sun rises about 7:22 AM and sets about 5:11 PM, for roughly 9.8 hours of daylight.

Is January a good time to visit Walnut Creek?

The mildest months for visiting are May, June, October. January is cool.

NOAA U.S. Climate Normals 1991–2020, Concord Buchanan Fld station (6.2 mi from downtown). Sunrise and sunset are calculated for January 15 at the city’s coordinates.

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