Weather forecast for tomorrow
San Marcos, CA

Weather forecast for tomorrow

Monday, May 5.

Cloudy
5:55 am

7:35 pm
PDT
Cloudy
64°F / 54°F
  • Wind: 9mph SSW
  • Humidity: 70%
  • Precip. probability: 23%
  • Precipitation: 0"
  • UV index: 6
Tomorrow, thick clouds will dominate the sky.
The temperature is expected to oscillate between a maximum of an enjoyable 64.4°F and a minimum of a fresh 53.6°F.
With a forecast of 64.4°F, conditions deviate from May's average and instead resemble April's climate trend.
Sunrise will be at 5:55 am and sunset at 7:35 pm; tomorrow's daylight will last for 13h and 40min.

Frequently asked questions

What is the weather forecast for San Marcos for tomorrow?
Tomorrow, gray skies will dominate the forecast.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 53.6°F.
The highest temperature will be slightly cooler than the average maximum of 70.3°F in May. The lowest temperature will be in line with the average low of 53.6°F.
When are sunrise and sunset tomorrow?
On Monday, in San Marcos, sunrise will be at 5:55 am and sunset at 7:35 pm (PDT).
How many hours of daylight will San Marcos have tomorrow?
In San Marcos, tomorrow, there will be 13h and 40min of daylight.

Hourly weather forecast

12 am
  • 55°F
  • Feels like:
    55°F
Few Showers
Few Showers
  • Wind: 4mph S
  • Pressure: 29.77"Hg
  • Humidity: 85%
  • Precip. probability: 34%
  • Precipitation: 0.04"
  • Visibility: 8mi
2 am
  • 55°F
  • Feels like:
    55°F
Showers
Showers
  • Wind: 4mph SSE
  • Pressure: 29.77"Hg
  • Humidity: 87%
  • Precip. probability: 51%
  • Precipitation: 0.04"
  • Visibility: 6mi
4 am
  • 55°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Wind: 2mph SSE
  • Pressure: 29.77"Hg
  • Humidity: 89%
  • Precip. probability: 23%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:55 am
6 am
  • 55°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Wind: 2mph SSE
  • Pressure: 29.77"Hg
  • Humidity: 88%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
8 am
  • 57°F
  • Feels like:
    57°F
Cloudy
Cloudy
  • Wind: 3mph SSE
  • Pressure: 29.8"Hg
  • Humidity: 81%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 9mi
10 am
  • 59°F
  • Feels like:
    59°F
Cloudy
Cloudy
  • Wind: 5mph S
  • Pressure: 29.83"Hg
  • Humidity: 73%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 61°F
  • Feels like:
    61°F
Cloudy
Cloudy
  • Wind: 6mph SW
  • Pressure: 29.83"Hg
  • Humidity: 68%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 63°F
  • Feels like:
    61°F
Cloudy
Cloudy
  • Wind: 8mph SW
  • Pressure: 29.8"Hg
  • Humidity: 66%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 63°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph SW
  • Pressure: 29.8"Hg
  • Humidity: 64%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 61°F
  • Feels like:
    61°F
Cloudy
Cloudy
  • Wind: 7mph SW
  • Pressure: 29.8"Hg
  • Humidity: 67%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 7:35 pm
8 pm
  • 57°F
  • Feels like:
    57°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph SW
  • Pressure: 29.83"Hg
  • Humidity: 73%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
10 pm
  • 57°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 2mph S
  • Pressure: 29.88"Hg
  • Humidity: 79%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 9mi
Tomorrow, primarily overcast and occasionally rain-soaked weather is forecasted.
With minimal precipitation of 0.04", rainfall is forecasted from 12 am to 3 am.
The temperature will vary between a minimum of 55.4°F and a maximum of 62.6°F. The warmest part of the day will be from 1 pm to 5 pm.
The day’s peak temperature will reflect April's norm of 68.5°F more than May's 70.3°F. The temperature low is forecasted to be comparable to the usual May value of 53.6°F.
Updated: May 4, 2025 @ 18:13:36 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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