San Marcos
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San Marcos Weather in October

October is one of the excellent months to visit San Marcos, with daytime temperatures of 27°C (81°F) and lows of 13°C (55°F) at night. Some rainfall is typical for this time of year.

Rainfall in San Marcos in October

Records from the past 30 years suggest around 4 days of rain, with 19 mm (0.7 in) average for the month. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.

Temperature in San Marcos in October

Weather in San Marcos is at its excellent in October. Highs reach 27°C (81°F), while nights settle around 13°C (55°F). Overall, the month follows a fairly predictable daily temperature pattern. At 13°C (55°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in San Marcos in October

Enjoy a sunny month with about 243 hours of sunshine, the clear skies make San Marcos even more beautiful.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, May, June, July, October and November typically offer the best weather for San Marcos.

San Marcos Temperature in October

Min Temperature
13°C (55°F)
Max Temperature
27°C (81°F)
Chance of Rain
13%
Precipitation
19 mm (0.7 in)
Rainy days
4 days
Humidity
70% *
Sunshine
243 hours *
Percentage Sunshine
69% *
* Data from: San Diego, the United States of America (47 KM, 29 Miles).

San Marcos Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in San Marcos - and find the best time to visit.

Best Places in the United States of America in October

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in October →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in San Marcos in October

Warm temperatures in October make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. With minimal rainfall expected, you can leave the rain gear at home. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in San Marcos in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    10/10
  • Cycling
    8/10
  • Walking
    8/10
  • Barbeque
    10/10
  • Camping
    10/10
  • Outdoor sports
    8/10

San Marcos 3-Day Forecast

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.