The local weather in San Marcos today

Thursday, 18 June 2026

The weather today in San Marcos will be quite hot with temperatures reaching 23°C. During the evening and night time the temperatures will drop to 15°C.

For deep dive information check out our hourly weather forecast for today down the page.

Temperature
Temperature
23° / 15°
Chance of rain
Chance of rain
32
%
Wind
Wind
19
Km/h
Humidity
Humidity
90
%
Previous day
Next day
00:0003:0006:0009:0012:0015:0018:0021:00
Temperature16°C16°C17°C18°C21°C22°C21°C16°C
Weather Overcast
Overcast
Cloudy
Cloudy
Patchy rain possible
Patchy rain possible
Overcast
Overcast
Cloudy
Cloudy
Sunny
Sunny
Sunny
Sunny
Clear
Clear
Chance of rain30%21%32%24%15%2%3%10%
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Humidity90%86%86%80%75%54%55%82%
Wind4Km/h1Km/h0Km/h8Km/h15Km/h19Km/h13Km/h9Km/h
Wind Gust7Km/h3Km/h1Km/h9Km/h17Km/h22Km/h15Km/h16Km/h
Wind Degree249°
Wind Degree
311°
Wind Degree
65°
Wind Degree
241°
Wind Degree
249°
Wind Degree
260°
Wind Degree
264°
Wind Degree
287°
Wind Degree
Wind DirectionWSWNWENEWSWWSWWWWNW
Cloud Cover100%72%100%100%72%0%0%2%
UV Index000411810
Visibility10 Km10 Km10 Km10 Km10 Km10 Km10 Km10 Km

The weather in San Marcos today - FAQ

What is the weather today in San Marcos?
The wather forecast for today in San Marcos is mostly overcast.
What is today's highest and lowest temperature in San Marcos?
The temperature today in San Marcos will range between 15° and 23°.
Will it be raining today in San Marcos?
The chance of rain today in San Marcos is 32%.
Will it be windy today in San Marcos?
The wind will blow between 0 Km/h to 19 Km/h today in San Marcos.
How many hours of sunlight today in San Marcos?
There will be 12.8 hours of sun today in San Marcos.
What time is the sunrise and sunset today in San Marcos?
The sun will rise at 05:40 and set at 20:00.

Sunrise and sunset time in San Marcos today

What time is the sunset and sunrise in San Marcos today? The sun will rise at 05:40 and will set at 20:00. There will be 12.8 hours of sunlight in San Marcos.

Sunrise
Sunrise
05:40
Sunset
Sunset
20:00

San Marcos today weather

Morning Overcast

The temperature in San Marcos today in the early morning is 17°C.

If you take into account factors such as wind, humidity and other weather conditions, the temperatures can feel like 17°C.

The chance of rain in San Marcos in the morning is 32%, and the wind will blow at 0km/h.

Noon Cloudy

The temperature in San Marcos today at noon time is 21°C and it will feel like 21°C. The humidity will be around 75% with wind speed of 15km/h.

Evening Sunny

The temperature in San Marcos today's evening will get to 22°C.

The chance of rain in San Marcos in the evening time is 2%, with wind speed of 19km/h.

Night Clear

The night temperature in San Marcos today is 16°C with a wind speed of 9km/h.

Clothing recommendation for San Marcos

Thursday, 18 June 2026
T-Shirt
T-Shirt
Long Pants
Long Pants