The hottest month in San Salvador is typically March, with daytime highs averaging around 31.9°C (89°F), based on 10 years of historical weather data. Overnight lows during this period average near 20.7°C (69°F).

What is the coldest month in San Salvador?

The coldest month in San Salvador is typically January, with overnight lows averaging around 19.5°C (67°F) and daytime highs near 30.8°C (87°F), based on 10 years of historical weather data.

Does San Salvador have a rainy season?

San Salvador doesn't have a sharply defined rainy season rainfall is fairly spread across the year based on 10 years of historical data. June is the wettest month on average (about 305 mm), while January is the driest (about 6 mm).

What's the best time of year to visit San Salvador?

The best time to visit San Salvador is typically November to February, when daytime highs average a comfortable 30.2°C (86°F). Rainfall during this window averages around 30 mm, one of the lighter, more comfortable stretches of the year. This is based on 10 years of historical weather data.

Atmospheric Details

Wind

2 km/h

N · Light Breeze · Max 12 km/h

Humidity

57 %

Comfortable

UV Index

Very High

Visibility

16 km

Excellent

Pressure

943 hPa

Low · change likely

Dew Point

19°C

Somewhat humid

Today vs Normal

35°C+6° above normal

The long-term average high for today is 29°C.

Air Quality

Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.

Health & Activity Advice

⚠ Limit Outdoor Time

UV index is 9 today — very high. Limit sun exposure around midday, apply SPF 30+ every two hours, and seek shade when possible.

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.

Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.