San Marcos Weather Today

Temperature, Feels Like, Rain Chance & Hourly Forecast in San Marcos

San Marcos temperature today is 26°, feels like 26°, with humidity at 72% and wind at 20.38 km/h. Rain chance today is 0%. Use the hourly forecast and 5-day outlook below to plan your day.

few clouds
26°
few clouds
H: 26° L: 25°
Feels like 26°
AQI: (/5)
Humidity
72%
Dew 20°
Wind speed
20.38 km/h
S
Pressure
1011 hPa
Visibility
10 km
High Winds
Wind speed is 20.38 km/h. Secure loose objects.
Weather Summary
Currently in San Marcos, expect varied conditions with warm temperatures around 26°. Winds are moderate winds.
Precipitation Probability
0%
18
0%
21
0%
00
0%
03
0%
06
0%
09
0%
12
0%
15
0%
18
0%
21
0%
00
88%
03
84%
06
1%
09
20%
12
0%
15
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
26°
Thu
18:00
25°
 
23°
 
21°
 
20°
Fri
06:00
27°
 
31°
 
29°
 
23°
Fri
18:00
22°
 
21°
 
21°
 
21°
Sat
06:00
27°
 
26°
 
27°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
05:42
Sunset
Sunset
18:09
Moon Phase
New Moon (6%)
Timezone: GMT+05:30
Last updated: Apr 17, 2026 4:47 AM · Data refreshes every 5 min
Location Info
Latitude
Latitude
13.658890
Longitude
Longitude
-89.183060
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More about San Marcos
Content curated by the NearWeather editorial team · Updated periodically

San Marcos, El Salvador - Climate and Weather Overview

Situated in the western part of El Salvador, San Marcos experiences a tropical climate with distinct wet and dry seasons. The region's weather is influenced by its geographical location and topography, resulting in a diverse range of climatic conditions throughout the year.

Annual Climate Summary for San Marcos

Let's delve into the specifics of the climate in San Marcos to gain a comprehensive understanding of the weather patterns and conditions.

Temperature

San Marcos experiences warm temperatures throughout the year, with relatively minimal variation. The average annual temperature is around 25°C (77°F). The hottest months are typically April and May, with average highs reaching 32°C (89.6°F), while the cooler months occur from November to January, with average lows around 18°C (64.4°F).

Rainfall

The region of San Marcos receives a significant amount of rainfall, particularly during the wet season. The annual precipitation averages around 1800mm, with the majority of the rain occurring from May to October. The peak of the rainy season is typically in September, with heavy downpours contributing to the lush green landscape of the area.

Humidity

San Marcos experiences high humidity levels, especially during the wet season, when humidity can reach over 80%. The combination of warm temperatures and high humidity creates a tropical environment characteristic of the region.

Seasonal Weather Patterns

The climate in San Marcos displays distinct seasonal variations, influencing the overall weather patterns and outdoor activities in the region. Understanding the seasonal differences can provide valuable insight for visitors and residents alike.

Dry Season (November - April)

The dry season in San Marcos, spanning from November to April, brings sunny days and warm temperatures. This period is ideal for outdoor activities and exploring the natural beauty of the area. The lower precipitation levels during this time make it optimal for sightseeing and enjoying the various attractions in San Marcos.

Wet Season (May - October)

The wet season, from May to October, is characterized by increased rainfall and higher humidity. The lush greenery of the region flourishes during this time, creating picturesque landscapes. While outdoor activities may be somewhat limited due to the rain, the natural beauty of San Marcos is truly showcased during the wet season.

Extreme Weather Events

San Marcos, like much of Central America, is susceptible to occasional extreme weather events such as tropical storms and hurricanes. These can bring heavy rainfall, strong winds, and potential flooding. It's essential for residents and visitors to stay informed about weather forecasts and any potential warnings during hurricane season, which typically spans from June to November.

Conclusion

In conclusion, San Marcos, El Salvador, offers a tropical climate characterized by warm temperatures, significant rainfall, and distinct wet and dry seasons. Visitors and residents can enjoy the region's natural beauty throughout the year, taking into account the seasonal variations and weather patterns that shape the local environment.

Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about San Marcos
What is the Latitude and Longitude of San Marcos?

San Marcos's Latitude is 13.658890 & Longitude is -89.183060.

What is the weather in San Marcos today?

Weather in San Marcos is 26° today.

What is the climatic condition of San Marcos today?

Climate Conditions in San Marcos shows few clouds today.

What is the humidity in San Marcos today?

Humidity in San Marcos is 72% today.

What is the wind speed in San Marcos today?

Wind speed in San Marcos is 20.38 km/h, flowing at 180° S wind direction.

What does it feel like in San Marcos today?

It feels like 26° in San Marcos today, with 20% cloud cover and 10 km visibility.

Weather in San Marcos