Usulután weather in February
In February, Usulután sees average daytime highs of 32°C and overnight lows near 24°C, with 2 mm of rain across 0.4 wet days and about 11.6 hours of daylight. It is the 3rd-warmest and 11th-wettest month of the year here.
Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 86% of the time in February, and the air most often feels muggy.
Daylight stretches from about 11 h 24 min at the start of February to 11 h 42 min by month's end. Set against the rest of the year, February is Usulután's 1st-clearest and 2nd-windiest month. For the whole year in context, see Usulután's year-round climate.
- Daytime high
- 32°
- 3rd warmest
- Overnight low
- 24°
- 3rd coldest
- Rainfall
- 2 mm
- 0.4 wet days
- Daylight
- 11 h 36 min
- 6:22 AM – 5:55 PM
- Cloud cover
- 20%
- 1st clearest
- Wind
- 9 km/h
- 2nd windiest
- Solar energy
- 6.28 kWh/m²
- Travel score
- 5.3
- out of 10
Usulután is city in El Salvador.
- Density
- 371/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in February
Day-to-day highs hold fairly steady near 32°C through the month.
A typical February day in Usulután reaches about 32°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 34°C. Set against its neighbours, February runs on par with January and on par with March.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Avg low (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 32 | 23 |
| 2 | 32 | 23 |
| 3 | 32 | 23 |
| 4 | 32 | 23 |
| 5 | 32 | 23 |
| 6 | 32 | 23 |
| 7 | 32 | 23 |
| 8 | 32 | 23 |
| 9 | 32 | 23 |
| 10 | 32 | 23 |
| 11 | 32 | 23 |
| 12 | 32 | 24 |
| 13 | 32 | 24 |
| 14 | 32 | 24 |
| 15 | 32 | 24 |
| 16 | 32 | 24 |
| 17 | 32 | 24 |
| 18 | 32 | 24 |
| 19 | 32 | 24 |
| 20 | 32 | 24 |
| 21 | 32 | 24 |
| 22 | 32 | 24 |
| 23 | 32 | 24 |
| 24 | 32 | 24 |
| 25 | 32 | 24 |
| 26 | 32 | 24 |
| 27 | 32 | 24 |
| 28 | 32 | 24 |
How February really feels in Usulután
Once humidity and wind are folded in, February averages 28 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in February is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Usulután weather by month
How February compares with the rest of the year at a glance. February is the 3rd-warmest and 11th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 32° / 23° | 1 | 0.3 | 11.3 | 5.6 |
| Feb | 32° / 24° | 2 | 0.4 | 11.6 | 5.3 |
| Mar | 32° / 24° | 7 | 1.8 | 11.9 | 4.9 |
| Apr | 32° / 25° | 29 | 8.1 | 12.3 | 4.1 |
| May | 31° / 25° | 220 | 22.3 | 12.6 | 3.1 |
| Jun | 31° / 25° | 288 | 23.9 | 12.8 | 3.0 |
| Jul | 31° / 25° | 198 | 19.4 | 12.7 | 3.4 |
| Aug | 31° / 25° | 273 | 23.3 | 12.4 | 3.2 |
| Sep | 30° / 25° | 342 | 26.6 | 12.1 | 3.0 |
| Oct | 30° / 24° | 349 | 24.6 | 11.7 | 3.5 |
| Nov | 30° / 24° | 71 | 9 | 11.4 | 5.1 |
| Dec | 31° / 23° | 4 | 1.2 | 11.2 | 5.7 |
Cloud cover in February
The sky is clear or mostly clear about 86% of the time in February, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 8% of February, with mostly cloudy or overcast conditions the remaining 6%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 94 | 94 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 |
| Cloudier (%) | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 94 | 6 |
| 2 | 94 | 6 |
| 3 | 93 | 7 |
| 4 | 93 | 7 |
| 5 | 93 | 7 |
| 6 | 93 | 7 |
| 7 | 93 | 7 |
| 8 | 93 | 7 |
| 9 | 93 | 7 |
| 10 | 93 | 7 |
| 11 | 93 | 7 |
| 12 | 94 | 6 |
| 13 | 94 | 6 |
| 14 | 94 | 6 |
| 15 | 94 | 6 |
| 16 | 94 | 6 |
| 17 | 94 | 6 |
| 18 | 94 | 6 |
| 19 | 94 | 6 |
| 20 | 94 | 6 |
| 21 | 94 | 6 |
| 22 | 94 | 6 |
| 23 | 94 | 6 |
| 24 | 94 | 6 |
| 25 | 94 | 6 |
| 26 | 94 | 6 |
| 27 | 94 | 6 |
| 28 | 94 | 6 |
Chance of precipitation in February
Usulután gets around 2 mm of rain over 0.4 wet days in February. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 1% and peaks near 3% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 |
| Rain chance (%) | |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1 |
| 9 | 1 |
| 10 | 1 |
| 11 | 1 |
| 12 | 1 |
| 13 | 1 |
| 14 | 1 |
| 15 | 1 |
| 16 | 1 |
| 17 | 1 |
| 18 | 2 |
| 19 | 2 |
| 20 | 2 |
| 21 | 2 |
| 22 | 2 |
| 23 | 3 |
| 24 | 3 |
| 25 | 3 |
| 26 | 3 |
| 27 | 3 |
| 28 | 3 |
Humidity in February
Most of February feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, February lands in the muggy band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
| Comfortable (%) | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Humid (%) | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 17 | 17 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 |
| Muggy (%) | 56 | 57 | 57 | 57 | 55 | 55 | 55 | 54 | 53 | 52 | 52 | 51 | 52 | 51 | 51 | 49 | 48 | 48 | 47 | 46 | 45 | 45 | 44 | 43 | 43 | 42 | 41 | 40 |
| Oppressive (%) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 27 | 28 | 30 | 31 | 32 | 33 | 34 | 35 | 37 | 38 | 39 | 39 | 40 | 41 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 0 | 4 | 15 | 56 | 25 |
| 2 | 0 | 3 | 15 | 57 | 25 |
| 3 | 0 | 3 | 15 | 57 | 25 |
| 4 | 0 | 3 | 15 | 57 | 25 |
| 5 | 1 | 3 | 16 | 55 | 25 |
| 6 | 1 | 3 | 16 | 55 | 25 |
| 7 | 1 | 3 | 16 | 55 | 25 |
| 8 | 1 | 3 | 17 | 54 | 25 |
| 9 | 1 | 4 | 17 | 53 | 25 |
| 10 | 1 | 4 | 18 | 52 | 25 |
| 11 | 1 | 4 | 18 | 52 | 25 |
| 12 | 0 | 4 | 19 | 51 | 26 |
| 13 | 0 | 3 | 19 | 52 | 26 |
| 14 | 0 | 3 | 19 | 51 | 27 |
| 15 | 0 | 3 | 19 | 51 | 27 |
| 16 | 0 | 3 | 19 | 49 | 28 |
| 17 | 0 | 3 | 19 | 48 | 30 |
| 18 | 0 | 3 | 19 | 48 | 31 |
| 19 | 0 | 2 | 19 | 47 | 32 |
| 20 | 0 | 2 | 18 | 46 | 33 |
| 21 | 0 | 2 | 18 | 45 | 34 |
| 22 | 0 | 2 | 18 | 45 | 35 |
| 23 | 0 | 2 | 17 | 44 | 37 |
| 24 | 0 | 2 | 17 | 43 | 38 |
| 25 | 0 | 2 | 16 | 43 | 39 |
| 26 | 1 | 2 | 16 | 42 | 39 |
| 27 | 1 | 2 | 16 | 41 | 40 |
| 28 | 1 | 2 | 16 | 40 | 41 |
Wind in February
Winds average 9 km/h in February.
Across February, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 9 | calm |
| 8 | 9 | calm |
| 9 | 9 | calm |
| 10 | 9 | calm |
| 11 | 9 | calm |
| 12 | 9 | calm |
| 13 | 9 | calm |
| 14 | 9 | calm |
| 15 | 9 | calm |
| 16 | 9 | calm |
| 17 | 9 | calm |
| 18 | 9 | calm |
| 19 | 9 | calm |
| 20 | 9 | calm |
| 21 | 9 | calm |
| 22 | 9 | calm |
| 23 | 9 | calm |
| 24 | 9 | calm |
| 25 | 9 | calm |
| 26 | 9 | calm |
| 27 | 9 | calm |
| 28 | 9 | calm |
Sunrise & sunset in February
Daylight runs from about 11 h 24 min at the start of February to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 18 minutes over February. Sunrise moves from 6:25 AM to 6:16 AM, and sunset from 5:50 PM to 5:58 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.4 | 11.4 | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 |
| Sunrise (AM) | 6:25 | 6:25 | 6:25 | 6:24 | 6:24 | 6:24 | 6:24 | 6:24 | 6:23 | 6:23 | 6:23 | 6:23 | 6:22 | 6:22 | 6:22 | 6:21 | 6:21 | 6:21 | 6:20 | 6:20 | 6:19 | 6:19 | 6:18 | 6:18 | 6:17 | 6:17 | 6:16 | 6:16 |
| Sunset (PM) | 5:50 | 5:50 | 5:51 | 5:51 | 5:51 | 5:52 | 5:52 | 5:53 | 5:53 | 5:53 | 5:54 | 5:54 | 5:54 | 5:55 | 5:55 | 5:55 | 5:56 | 5:56 | 5:56 | 5:57 | 5:57 | 5:57 | 5:57 | 5:58 | 5:58 | 5:58 | 5:58 | 5:58 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.4 | 6:25 | 5:50 |
| 2 | 11.4 | 6:25 | 5:50 |
| 3 | 11.4 | 6:25 | 5:51 |
| 4 | 11.4 | 6:24 | 5:51 |
| 5 | 11.5 | 6:24 | 5:51 |
| 6 | 11.5 | 6:24 | 5:52 |
| 7 | 11.5 | 6:24 | 5:52 |
| 8 | 11.5 | 6:24 | 5:53 |
| 9 | 11.5 | 6:23 | 5:53 |
| 10 | 11.5 | 6:23 | 5:53 |
| 11 | 11.5 | 6:23 | 5:54 |
| 12 | 11.5 | 6:23 | 5:54 |
| 13 | 11.5 | 6:22 | 5:54 |
| 14 | 11.5 | 6:22 | 5:55 |
| 15 | 11.6 | 6:22 | 5:55 |
| 16 | 11.6 | 6:21 | 5:55 |
| 17 | 11.6 | 6:21 | 5:56 |
| 18 | 11.6 | 6:21 | 5:56 |
| 19 | 11.6 | 6:20 | 5:56 |
| 20 | 11.6 | 6:20 | 5:57 |
| 21 | 11.6 | 6:19 | 5:57 |
| 22 | 11.6 | 6:19 | 5:57 |
| 23 | 11.6 | 6:18 | 5:57 |
| 24 | 11.7 | 6:18 | 5:58 |
| 25 | 11.7 | 6:17 | 5:58 |
| 26 | 11.7 | 6:17 | 5:58 |
| 27 | 11.7 | 6:16 | 5:58 |
| 28 | 11.7 | 6:16 | 5:58 |
Solar energy in February
Average shortwave solar energy reaching the ground each day in February, about 6.28 kWh/m².
For context, solar energy here swings from a low near 5.23 kWh/m² to a high of 6.75 kWh/m² in March across the year — February's 6.28 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.0 | 6.0 | 6.0 | 6.1 | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.0 | Intense |
| 2 | 6.0 | Intense |
| 3 | 6.0 | Intense |
| 4 | 6.1 | Intense |
| 5 | 6.1 | Intense |
| 6 | 6.1 | Intense |
| 7 | 6.1 | Intense |
| 8 | 6.2 | Intense |
| 9 | 6.2 | Intense |
| 10 | 6.2 | Intense |
| 11 | 6.2 | Intense |
| 12 | 6.2 | Intense |
| 13 | 6.3 | Intense |
| 14 | 6.3 | Intense |
| 15 | 6.3 | Intense |
| 16 | 6.3 | Intense |
| 17 | 6.3 | Intense |
| 18 | 6.4 | Intense |
| 19 | 6.4 | Intense |
| 20 | 6.4 | Intense |
| 21 | 6.4 | Intense |
| 22 | 6.4 | Intense |
| 23 | 6.4 | Intense |
| 24 | 6.5 | Intense |
| 25 | 6.5 | Intense |
| 26 | 6.5 | Intense |
| 27 | 6.5 | Intense |
| 28 | 6.5 | Intense |
Hazard calendar for Usulután
None of Usulután's seasonal hazards are active in February. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Usulután sits in the Atlantic hurricane belt; the season peaks August–October.
Usulután's monsoon runs May–October, when most of the year's rain falls.
Is February a good time to visit Usulután?
Our two travel scores rate February for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
February is a reasonable time to visit Usulután for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Usulután in February
From February's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In February, Usulután sees daytime highs around 32°C and nights near 24°C. Pack light clothes and sun protection.
Sea temperature near Usulután in February
The nearest coast averages about 28°C in February — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 25 km away) is warmest in August at about 30°C and coldest in January near 28°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 28 | 28 | 28 | 29 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 28 |
| Comfort | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Warm |
| Feb | 28 | Tropical |
| Mar | 28 | Tropical |
| Apr | 29 | Tropical |
| May | 30 | Tropical |
| Jun | 30 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Tropical |
UV index in Usulután in February
Clear-sky midday UV in February peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Usulután peaks around March 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 9 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 10 | 12 | 13 | 13 | 12 | 13 | 12 | 11 | 12 | 11 | 9 | 9 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Extreme |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Usulután in February
Average fine-particle pollution (PM2.5) through the year — so you can see where February falls, not just the annual average.
Air quality in Usulután is worst in April — around 34 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (January, 13 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 13 | 15 | 22 | 34 | 32 | 21 | 25 | 20 | 18 | 17 | 16 | 13 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 13 | Moderate |
| Feb | 15 | Moderate |
| Mar | 22 | Moderate |
| Apr | 34 | Moderate |
| May | 32 | Moderate |
| Jun | 21 | Moderate |
| Jul | 25 | Moderate |
| Aug | 20 | Moderate |
| Sep | 18 | Moderate |
| Oct | 17 | Moderate |
| Nov | 16 | Moderate |
| Dec | 13 | Moderate |
Where is Usulután?
Usulután sits at 13.3°N, 88.4°W, 100 m above sea level, in El Salvador. The nearest listed city is San Rafael Oriente, 11 km away.
Topography around Usulután
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Usulután.
Within 3 km, the terrain around Usulután has only modest variations in elevation — a maximum elevation change of 166 m around an average of 97 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,638 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,143 m.
The land around Usulután is covered by trees (53%) within 3 km, trees (45%) and grassland (26%) within 16 km, and trees (39%), water (33%) and grassland (20%) within 80 km.
El Salvador travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 115 V · 60 Hz
- Prices
- ≈ 41% of US
- price level, 2025
- GDP per capita
- $5,767
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Homicide rate
- 7.9
- per 100k, 2022
- Road deaths
- 20.9
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Moderate
- EF EPI 523
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Usulután (13.3447°, -88.4399°, elevation 100 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).