UTC Offset
UTC-06:00
Usulután, El Salvador Snapshot 2026
Where is Usulután?
Usulután, El Salvador
- Continent
- Americas
- Country
- El Salvador
- City
- Usulután
- Population
- 51.9K
- Coordinates
- 13.34°, -88.44°
Usulután is a city in El Salvador with a population of approximately 51.9K. Average temperatures range from 23°C (73°F) in December to 35°C (94°F) in March. The best time to visit is January, February, December.
Time in Usulután right now
Open full time & time zone page 19:38 38
Tuesday, June 30, 2026
IANA time zone
America/El_Salvador
Daylight saving
No DST
Next DST change
—
Live weather in Usulután
Daylight in Usulután today
View full sunrise & sunset page Sunrise
Sunset
Day length
12h 54m
Climate normals for Usulután
Long-term monthly averages based on historical data.
January best
Excellent 
February best
Good March
Fair April
Poor May
Wet June
Wet July
Wet August
Wet September
Wet October
Wet November
Fair December best
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 33°C / 23°C | 36°C / 26°C | 0days (1 mm) Excellent | 10.4h Excellent | 61% Muggy | 7.3 Very High | Excellent | View Details |
| February best | 34°C / 24°C | 36°C / 26°C | 0days (1 mm) Excellent | 10.8h Excellent | 57% Moderate | 8.2 Very High | Good | View Details |
| March | 35°C / 25°C | 38°C / 29°C | 2days (8 mm) Excellent | 11.3h Excellent | 60% Moderate | 8.9 Very High | Fair | View Details |
| April | 34°C / 26°C | 38°C / 30°C | 8days (29 mm) Wet | 11.6h Excellent | 65% Muggy | 8.9 Very High | Poor | View Details |
| May | 32°C / 26°C | 38°C / 31°C | 21days (173 mm) Wet | 10.9h Excellent | 77% Humid | 8.5 Very High | Wet | View Details |
| June | 31°C / 25°C | 37°C / 30°C | 25days (374 mm) Wet | 9.8h Good | 84% Humid | 7.7 Very High | Wet | View Details |
| July | 32°C / 25°C | 39°C / 30°C | 18days (162 mm) Wet | 11.4h Excellent | 79% Humid | 8.5 Very High | Wet | View Details |
| August | 31°C / 25°C | 38°C / 30°C | 23days (257 mm) Wet | 10.8h Excellent | 83% Humid | 8.6 Very High | Wet | View Details |
| September | 30°C / 24°C | 37°C / 29°C | 26days (292 mm) Wet | 10.3h Excellent | 86% Very Muggy | 8.5 Very High | Wet | View Details |
| October | 30°C / 24°C | 36°C / 29°C | 25days (353 mm) Wet | 9.4h Good | 88% Very Muggy | 7.7 Very High | Wet | View Details |
| November | 31°C / 23°C | 36°C / 28°C | 10days (120 mm) Wet | 10.2h Excellent | 81% Humid | 7 High | Fair | View Details |
| December best | 32°C / 23°C | 36°C / 26°C | 2days (8 mm) Excellent | 10.3h Excellent | 68% Muggy | 6.9 High | Good | View Details |
Monthly Temperatures
High Low
Line chart showing monthly temperatures. Jan: 33°C / 23°C . Feb: 34°C / 24°C . Mar: 35°C / 25°C . Apr: 34°C / 26°C . May: 32°C / 26°C . Jun: 31°C / 25°C . Jul: 32°C / 25°C . Aug: 31°C / 25°C . Sep: 30°C / 24°C . Oct: 30°C / 24°C . Nov: 31°C / 23°C . Dec: 32°C / 23°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 1 mm. Feb: 1 mm. Mar: 8 mm. Apr: 29 mm. May: 173 mm. Jun: 374 mm. Jul: 162 mm. Aug: 257 mm. Sep: 292 mm. Oct: 353 mm. Nov: 120 mm. Dec: 8 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 61%. Feb: 57%. Mar: 60%. Apr: 65%. May: 77%. Jun: 84%. Jul: 79%. Aug: 83%. Sep: 86%. Oct: 88%. Nov: 81%. Dec: 68%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 14 km/h . Feb: 15 km/h . Mar: 16 km/h . Apr: 16 km/h . May: 14 km/h . Jun: 12 km/h . Jul: 11 km/h . Aug: 12 km/h . Sep: 11 km/h . Oct: 11 km/h . Nov: 10 km/h . Dec: 11 km/h .
Sea Temperature
Sea Temperature
Line chart showing monthly sea temperature. Jan: 29°C . Feb: 29°C . Mar: 30°C . Apr: 30°C . May: 31°C . Jun: 31°C . Jul: 31°C . Aug: 32°C . Sep: 31°C . Oct: 30°C . Nov: 30°C . Dec: 29°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 7. Feb: UV 8. Mar: UV 9. Apr: UV 9. May: UV 9. Jun: UV 8. Jul: UV 9. Aug: UV 9. Sep: UV 9. Oct: UV 8. Nov: UV 7. Dec: UV 7.
Frequently Asked Questions
Usulután has a population of approximately 51.9K.
The best months to visit Usulután are January, February, December, when temperatures are pleasant and rainfall is lower.
Usulután receives approximately 1778mm of rainfall annually across 160 rainy days.
Usulután is located in El Salvador, in the Americas region.