San Sebastián Weather Today

Daily Weather Forecast & Temperature in San Sebastián

light rain
27°
light rain
H: 28° L: 24°
Feels like 29°
AQI: Good (1/5)
Humidity
68%
Dew 21°
Wind speed
7.52 km/h
E · G15.52
Pressure
1015 hPa
Visibility
10 km
Rain
0.74 mm
Weather Summary
Currently in San Sebastián, expect varied conditions with warm temperatures around 27°. Winds are a light breeze.
Precipitation Probability
100%
17
97%
20
0%
23
0%
02
0%
05
0%
08
0%
11
100%
14
100%
17
100%
20
20%
23
0%
02
0%
05
0%
08
0%
11
23%
14
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
26°
Wed
17:00
25°
 
22°
 
21°
 
20°
Thu
05:00
23°
 
29°
 
26°
 
25°
Thu
17:00
21°
 
21°
 
21°
 
21°
Fri
05:00
24°
 
28°
 
29°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
06:22
Sunset
Sunset
18:41
Moon Phase
Full Moon (100%)
Timezone: GMT+05:30
Last updated: Apr 1, 2026 11:32 PM · Data refreshes every 5 min
Location Info
Latitude
Latitude
18.329121
Longitude
Longitude
-66.974617
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More about San Sebastián
Content curated by the NearWeather editorial team · Updated periodically

San Sebastián Municipio, Puerto Rico: A Climate and Weather Overview

Situated in the northwestern part of Puerto Rico, San Sebastián Municipio enjoys a tropical monsoon climate with consistent temperatures and distinct wet and dry seasons. Understanding the climate and weather patterns of San Sebastián Municipio is crucial for residents and visitors alike to plan their activities and prepare for varying weather conditions throughout the year.

Annual Weather Summary for San Sebastián Municipio

Before delving into the specifics of each season, let's take a look at the annual weather summary for San Sebastián Municipio.

Month High (°F) Low (°F) Precipitation (inches)
January 83 67 3.5
February 83 67 2.9
March 84 68 3.6
April 85 70 5.3
May 86 72 6.3
June 88 74 5.5
July 89 74 6.0
August 89 75 6.7
September 89 75 6.1
October 88 74 6.4
November 86 72 5.6
December 84 69 4.3

As seen in the table, the temperatures in San Sebastián Municipio generally range from the mid-60s to upper 80s (in Fahrenheit), with precipitation varying throughout the year. Now, let's explore the distinct seasons and their impact on the area's climate.

Dry Season: December to April

The dry season in San Sebastián Municipio typically spans from December to April. During this time, the region experiences lower precipitation levels, allowing for clearer skies and sunnier days. This period is ideal for outdoor activities and beach visits, as the likelihood of rainfall is comparatively lower than during the wet season.

The dry season in San Sebastián Municipio offers residents and tourists the opportunity to partake in various outdoor activities, from hiking in the lush landscapes to enjoying the pristine beaches along the coast.

Wet Season: May to November

From May to November, San Sebastián Municipio transitions into its wet season, characterized by increased rainfall and higher humidity. The region receives a significant amount of rainfall during these months, contributing to the lush, green landscapes that define the area. It's important for individuals visiting or residing in San Sebastián Municipio during this period to be prepared for frequent rain showers and potential tropical storms or hurricanes, which are not uncommon in the Caribbean region.

Tropical Storms and Hurricanes

San Sebastián Municipio, like many areas in the Caribbean, is susceptible to tropical storms and hurricanes, particularly during the wet season. It's essential for residents and visitors to stay informed about weather forecasts and preparedness measures to ensure their safety in the event of severe weather conditions. Local authorities and emergency management agencies provide resources and guidance to help individuals navigate and prepare for potential tropical storms and hurricanes.

Climate Impact on Agriculture and Natural Resources

The climate in San Sebastián Municipio plays a significant role in shaping its agricultural landscape and natural resources. The ample rainfall during the wet season contributes to the fertility of the soil, supporting the cultivation of various crops such as plantains, coffee, and tropical fruits. The region's climate also sustains diverse flora and fauna, making it an ecologically rich area with abundant natural resources.

Conclusion

In conclusion, San Sebastián Municipio experiences a tropical monsoon climate with distinct wet and dry seasons. Understanding the weather patterns and climate of the region is essential for residents, businesses, and tourists to prepare for varying conditions throughout the year. From the vibrant greenery during the wet season to the clear skies of the dry season, San Sebastián Municipio's climate contributes to the beauty and diversity of this Puerto Rican municipality.

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 Sebastián
What is the Latitude and Longitude of San Sebastián?

San Sebastián's Latitude is 18.329121 & Longitude is -66.974617.

What is the weather in San Sebastián today?

Weather in San Sebastián is 27° today.

What is the climatic condition of San Sebastián today?

Climate Conditions in San Sebastián shows light rain today.

What is the humidity in San Sebastián today?

Humidity in San Sebastián is 68% today.

What is the wind speed in San Sebastián today?

Wind speed in San Sebastián is 7.52 km/h, flowing at 91° E wind direction.

What does it feel like in San Sebastián today?

It feels like 29° in San Sebastián today, with 29% cloud cover and 10 km visibility.

Weather in San Sebastián