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In Barra de Santiago, March brings very high daytime temperatures around 31°C (88°F), with nights cooling to 25°C (77°F). Minimal rainfall is to be expected.
So this is a great month to visit if you prefer dry days with pleasant temperatures.
Pick a month to see the average temperature, rainfall and sunshine in Barra de Santiago - and find the best time to visit.
32-year average (1985-2026)
Based on our historical records, temperatures in Barra de Santiago typically stay consistent throughout March, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 24°C (75°F).
32-year average (1985-2026)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Barra de Santiago spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 21 years of weather observations in Barra de Santiago between 2005 and 2026, these are the recorded extremes.
Find out more about the weather in El Salvador and which places have the best travel conditions in this month. See all of El Salvador in March →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm weather calls for comfortable, breathable clothing in March. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. With water temperatures around 28°C (82°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Barra de Santiago climate overview or explore weather in El Salvador.
Where to go in March - average daytime high across popular destinations.
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