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

Weather · August

La Mesa weather in August

Average highs of 82°F, lows of 65°F and 0.00 in of rain, from 30 years of weather records.

August is La Mesa’s warmest month, with average highs of 82°F and lows of 65°F. That is 2° warmer than July, and 9° above the yearly average high.

Average high
82°F
Average low
65°F
Precipitation
0.00 in
Wet days
0
Sunrise · sunset
6:11 AM · 7:34 PM

August 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 August

  • Warm days: shorts and T-shirts.

August is good for

Around La Mesa

Grossmont Station 2012, La Mesa
Grossmont Station 2012Koman90 · CC BY-SA 3.0
MacArthur Park, La Mesa
MacArthur ParkKurtM88 · CC BY-SA 3.0
San Diego - Highway 94 towards downtown, La Mesa
28-san-diego-highway-94Alfred Twu · CC0

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 ↗

August compared with the months around it

MonthHighLowRain
July80°F64°F0.10 in
August82°F65°F0.00 in
September81°F64°F0.20 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 August?

Average highs are 82°F and average lows 65°F, for a daily mean of 74°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in La Mesa in August?

August averages 0.00 in of precipitation over about 0 days with at least 0.01 in. It is the 12th wettest month of the year.

What time is sunset in La Mesa in August?

Around mid-August the sun rises about 6:11 AM and sets about 7:34 PM, for roughly 13.4 hours of daylight.

Is August a good time to visit La Mesa?

Yes. August is one of the mildest months, with highs between 65°F and 85°F and little rain.

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

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