Cowles Mountain across Lake Murray in neighboring San Diego, near La Mesa; photographed March 15, 2009.

Weather · January

La Mesa weather in January

Average highs of 67°F, lows of 46°F and 2.3 in of rain, from 30 years of weather records.

January is La Mesa’s 10th warmest month, with average highs of 67°F and lows of 46°F. That is about the same as December, and 6° below the yearly average high.

Average high
67°F
Average low
46°F
Precipitation
2.3 in
Wet days
7
Sunrise · sunset
6:50 AM · 5:03 PM

January across the year

  1. 67°46°Jan
  2. 67°47°Feb
  3. 69°50°Mar
  4. 71°52°Apr
  5. 72°57°May
  6. 75°60°Jun
  7. 80°64°Jul
  8. 82°65°Aug
  9. 81°64°Sep
  10. 78°58°Oct
  11. 73°50°Nov
  12. 67°45°Dec

High and low Rain

What to wear in January

  • Mild days: dress in layers, with a light jacket or sweater for mornings and evenings.

January is good for

Around La Mesa

La Mesa Library
La Mesa LibraryKurtM88 · CC BY-SA 3.0
Highwood Park, La Mesa
Highwood ParkKurtM88 · CC BY-SA 3.0
Grossmont Station 2012, La Mesa
Grossmont Station 2012Koman90 · CC BY-SA 3.0

See La Mesa

A look around town before you go.

La Mesa Historic Porter Hill Walk video thumbnail

A WALK AROUND TOWN

La Mesa Historic Porter Hill Walk

Recorded footage by Terra K.. Not live road conditions.

Watch on YouTube ↗
Checking out Lake Murray La Mesa Cool place to chill relax and fish! video thumbnail

THINGS TO DO · YOUTUBE SHORT

Checking out Lake Murray La Mesa Cool place to chill relax and fish!

An activity Short shared by Fish with Chilo.

Watch on YouTube ↗

January compared with the months around it

MonthHighLowRain
December67°F45°F1.6 in
January67°F46°F2.3 in
February67°F47°F2.6 in

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

Questions

How hot does it get in La Mesa in January?

Average highs are 67°F and average lows 46°F, for a daily mean of 57°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in La Mesa in January?

January averages 2.3 in of precipitation over about 7 days with at least 0.01 in. It is the 2nd wettest month of the year.

What time is sunset in La Mesa in January?

Around mid-January the sun rises about 6:50 AM and sets about 5:03 PM, for roughly 10.2 hours of daylight.

Is January a good time to visit La Mesa?

The mildest months for visiting are June, July, August. January is mild.

NOAA U.S. Climate Normals 1991–2020, San Diego Montgomery Fld station (7.5 mi from downtown). Sunrise and sunset are calculated for January 15 at the city’s coordinates.

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