Weather forecast for todaySan Marcos, CA

Weather forecast for today

Current condition 2:28 am PST

  • 59°F
  • Feels like:
    59°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 2mphE 100°
  • Humidity: 57%
  • Dewpoint: 45°F
  • Pressure: 30.05"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, in San Marcos, no clouds in sight, just a completely clear atmosphere.
The temperature is a moderate 59°F. The current temperature is almost at the minimum-anticipated 55.4°F for today.

Wednesday Nov 11, 2026

  • 82°F
  • 55°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphWSW 252°
  • Humidity: 43%
  • UV index: 4
  • Sunrise: 6:16 am PST
  • Sunset: 4:49 pm PST
  • ▼
On Wednesday, in San Marcos, the forecast calls for abundant sunshine.
Significant temperature variations are predicted, soaring to a maximum of a warm 82.4°F and descending to a minimum of a mild 55.4°F.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is evaluated at 82.4°F.
Meteorological data shows 82.4°F is more characteristic of October's climate profile than November's.
Sunrise will be at 6:16 am and sunset at 4:49 pm; the daylight will last for 10h and 33min.

Hourly overview

Hourly temperatures

Warmest period: 12 pm - 3 pm 81°C.
Coldest hour: 6 am 57°C.

Chance of precipitation

Highest chance: 9 pm 4%.

Hourly weather forecast

  • 4 am
  • 59°F
  • Feels like:
    59°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphENE 78°
  • Humidity: 57%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 57°F
  • Feels like:
    57°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphENE 77°
  • Humidity: 59%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 6:16 am
  • 8 am
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphENE 78°
  • Humidity: 43%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 79°F
  • Feels like:
    79°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphSW 224°
  • Humidity: 27%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 12 pm
  • 81°F
  • Feels like:
    81°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphWSW 256°
  • Humidity: 31%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 81°F
  • Feels like:
    81°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphW 264°
  • Humidity: 36%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 77°F
  • Feels like:
    77°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphW 269°
  • Humidity: 50%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 4:49 pm
  • 6 pm
  • 68°F
  • Feels like:
    68°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphWSW 241°
  • Humidity: 72%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 64°F
  • Feels like:
    64°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 1mphESE 110°
  • Humidity: 79%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 61°F
  • Feels like:
    61°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphENE 76°
  • Humidity: 75%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in San Marcos, bright skies and dry conditions are anticipated.
The temperature will vary between a maximum of 80.6°F and a minimum of 57.2°F. The warmest part of the day will be from 11 am to 2 pm.
The temperature will feel more similar to October's average high than the expected maximum for November. The expected low will be similar to the average minimum in November, which is 54°F.
Updated: Nov 11, 2026 @ 10:28:47 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (2:28 am PST) is 59°F.

On Wednesday, sunny skies and pleasant visibility are expected.

Today, the maximum temperature will be 82.4°F, while the minimum temperature will be 55.4°F. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is evaluated at 82.4°F.
The highest temperature will be notably higher than the average maximum of 69.4°F in November. The lowest temperature will be in line with the average low of 54°F.

On Wednesday, in San Marcos, sunrise will be at 6:16 am and sunset at 4:49 pm (PST).

In San Marcos, the length of the day today will be 10h and 33min.