Current Conditions
San Marcos, San Salvador Department
Feels like95°F35°C
Wind
SE 4 mph6 km/h
Humidity
62%
Cloud Cover
57%
As of Tuesday, October 13, 2026 at 12:47 PM CST
Today's Outlook
Day
Mostly cloudy and hot, with a high of 87°F31°C and morning low of 77°F25°C — feels like 95°F35°C. Light wind from the ENE around 4 mph6 km/h. 86% chance of light rain around midday. Heavy, humid air.
Night
Overcast, with a low around 78°F25°C. Light wind from the WNW around 3 mph5 km/h. 80% chance of light rain in the evening.
7-Day Forecast
| Day | Condition | High (°F) | Low (°F) | Precip (mm) | Cloud Cover (%) | Wind (mph) | |
|---|---|---|---|---|---|---|---|
| Light Rain | High 87°F31°CFeels 95°F35°C | Low 77°F25°C | Precip 0.17 in4.4 mm86% | Cloud 80% | Wind NE 3 mph6 km/h | Tuesday: Mostly cloudy and hot, with a high of 87°F31°C and morning low of 77°F25°C — feels like 95°F35°C. Light wind from the ENE around 4 mph6 km/h. 86% chance of light rain around midday. Heavy, humid air. Tuesday Night: Overcast, with a low around 78°F25°C. Light wind from the WNW around 3 mph5 km/h. 80% chance of light rain in the evening. | |
| Light Rain | High 86°F30°CFeels 93°F34°C | Low 76°F24°C | Precip 0.2 in5.2 mm75% | Cloud 92% | Wind NW 3 mph6 km/h | Wednesday: Overcast and warm, with a high of 86°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the W around 4 mph6 km/h. 75% chance of light rain in the morning. Heavy, humid air. Wednesday Night: Overcast, with a low around 76°F24°C. Light wind from the NW around 3 mph5 km/h. 65% chance of light rain overnight. | |
| Rain | High 86°F30°CFeels 93°F34°C | Low 76°F24°C | Precip 0.36 in9.1 mm95% | Cloud 97% | Wind WNW 4 mph6 km/h | Thursday: Overcast and warm, with a high of 86°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the WNW around 4 mph6 km/h. 95% chance of rain in the morning. Heavy, humid air. Thursday Night: Overcast, with a low around 76°F24°C. Light wind from the NW around 4 mph6 km/h. 78% chance of light rain overnight. | |
| Rain | High 86°F30°CFeels 94°F34°C | Low 76°F24°C | Precip 0.38 in9.6 mm99% | Cloud 93% | Wind NNW 4 mph7 km/h | Friday: Overcast and warm, with a high of 86°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the SE around 4 mph7 km/h. 99% chance of rain in the morning. Heavy, humid air. Friday Night: Overcast, with a low around 76°F24°C. Light wind from the NW around 4 mph6 km/h. 89% chance of rain overnight. | |
| Rain | High 85°F30°CFeels 93°F34°C | Low 76°F24°C | Precip 0.68 in17.2 mm96% | Cloud 91% | Wind E 4 mph7 km/h | Saturday: Overcast and warm, with a high of 85°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the ESE around 4 mph7 km/h. 96% chance of rain in the morning. Heavy, humid air. Saturday Night: Overcast, with a low around 76°F24°C. Light wind from the ENE around 4 mph6 km/h. 93% chance of rain overnight. | |
| Rain | High 85°F29°CFeels 92°F33°C | Low 76°F24°C | Precip 0.85 in21.6 mm85% | Cloud 92% | Wind E 5 mph7 km/h | Sunday: Overcast and warm, with a high of 85°F29°C and morning low of 77°F25°C — feels like 91°F33°C. Light wind from the ENE around 5 mph8 km/h. 85% chance of rain in the morning. Heavy, humid air. Sunday Night: Overcast, with a low around 76°F24°C. Light wind from the E around 4 mph7 km/h. 85% chance of rain overnight. | |
| Light Rain | High 85°F30°CFeels 92°F33°C | Low 76°F24°C | Precip 0.53 in13.5 mm81% | Cloud 87% | Wind ENE 5 mph7 km/h | Monday: Overcast and warm, with a high of 85°F30°C and morning low of 76°F25°C — feels like 91°F33°C. Light wind from the ENE around 5 mph8 km/h. 71% chance of light rain in the morning. Heavy, humid air. Monday Night: Overcast, with a low around 76°F24°C. Light wind from the ENE around 5 mph7 km/h. 81% chance of light rain overnight. |
15-Day Forecast
| Day | High | Low | Precip | Cloud Cover | Condition | Wind | |
|---|---|---|---|---|---|---|---|
| TuesdayOct 13 | 87°F31°C Feels 95°F35°C | 77°F25°C | 0.17 in4.4 mm· 86% | 80% | Light Rain | NE 3 mph6 km/h | |
DayMostly cloudy and hot, with a high of 87°F31°C and morning low of 77°F25°C — feels like 95°F35°C. Light wind from the ENE around 4 mph6 km/h. 86% chance of light rain around midday. Heavy, humid air. NightOvercast, with a low around 78°F25°C. Light wind from the WNW around 3 mph5 km/h. 80% chance of light rain in the evening. | |||||||
| WednesdayOct 14 | 86°F30°C Feels 93°F34°C | 76°F24°C | 0.2 in5.2 mm· 75% | 92% | Light Rain | NW 3 mph6 km/h | |
DayOvercast and warm, with a high of 86°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the W around 4 mph6 km/h. 75% chance of light rain in the morning. Heavy, humid air. NightOvercast, with a low around 76°F24°C. Light wind from the NW around 3 mph5 km/h. 65% chance of light rain overnight. | |||||||
| ThursdayOct 15 | 86°F30°C Feels 93°F34°C | 76°F24°C | 0.36 in9.1 mm· 95% | 97% | Rain | WNW 4 mph6 km/h | |
DayOvercast and warm, with a high of 86°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the WNW around 4 mph6 km/h. 95% chance of rain in the morning. Heavy, humid air. NightOvercast, with a low around 76°F24°C. Light wind from the NW around 4 mph6 km/h. 78% chance of light rain overnight. | |||||||
| FridayOct 16 | 86°F30°C Feels 94°F34°C | 76°F24°C | 0.38 in9.6 mm· 99% | 93% | Rain | NNW 4 mph7 km/h | |
DayOvercast and warm, with a high of 86°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the SE around 4 mph7 km/h. 99% chance of rain in the morning. Heavy, humid air. NightOvercast, with a low around 76°F24°C. Light wind from the NW around 4 mph6 km/h. 89% chance of rain overnight. | |||||||
| SaturdayOct 17 | 85°F30°C Feels 93°F34°C | 76°F24°C | 0.68 in17.2 mm· 96% | 91% | Rain | E 4 mph7 km/h | |
DayOvercast and warm, with a high of 85°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the ESE around 4 mph7 km/h. 96% chance of rain in the morning. Heavy, humid air. NightOvercast, with a low around 76°F24°C. Light wind from the ENE around 4 mph6 km/h. 93% chance of rain overnight. | |||||||
| SundayOct 18 | 85°F29°C Feels 92°F33°C | 76°F24°C | 0.85 in21.6 mm· 85% | 92% | Rain | E 5 mph7 km/h | |
DayOvercast and warm, with a high of 85°F29°C and morning low of 77°F25°C — feels like 91°F33°C. Light wind from the ENE around 5 mph8 km/h. 85% chance of rain in the morning. Heavy, humid air. NightOvercast, with a low around 76°F24°C. Light wind from the E around 4 mph7 km/h. 85% chance of rain overnight. | |||||||
| MondayOct 19 | 85°F30°C Feels 92°F33°C | 76°F24°C | 0.53 in13.5 mm· 81% | 87% | Light Rain | ENE 5 mph7 km/h | |
DayOvercast and warm, with a high of 85°F30°C and morning low of 76°F25°C — feels like 91°F33°C. Light wind from the ENE around 5 mph8 km/h. 71% chance of light rain in the morning. Heavy, humid air. NightOvercast, with a low around 76°F24°C. Light wind from the ENE around 5 mph7 km/h. 81% chance of light rain overnight. | |||||||
| TuesdayOct 20 | 85°F30°C Feels 92°F33°C | 76°F24°C | 0.4 in10.2 mm· 67% | 87% | Light Rain | E 5 mph7 km/h | |
DayOvercast and warm, with a high of 85°F30°C and morning low of 77°F25°C — feels like 91°F33°C. Light wind from the E around 5 mph8 km/h. 67% chance of light rain in the morning. Heavy, humid air. NightOvercast, with a low around 76°F24°C. Light wind from the NE around 4 mph7 km/h. 64% chance of light rain overnight. | |||||||
| WednesdayOct 21 | 86°F30°C Feels 92°F33°C | 76°F24°C | 0.23 in5.9 mm· 60% | 80% | Light Rain | ENE 5 mph8 km/h | |
DayMostly cloudy and warm, with a high of 86°F30°C and morning low of 77°F25°C — feels like 91°F33°C. Light wind from the ENE around 5 mph8 km/h. 45% chance of light rain in the morning. Heavy, humid air. NightOvercast, with a low around 76°F24°C. Light wind from the NW around 5 mph7 km/h. 60% chance of light rain overnight. | |||||||
| ThursdayOct 22 | 86°F30°C Feels 93°F34°C | 76°F24°C | 0.12 in3 mm· 34% | 64% | Showers | NNE 5 mph8 km/h | |
DayMostly cloudy and hot, with a high of 86°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the NE around 5 mph8 km/h. 30% chance of showers in the morning. Heavy, humid air. NightMostly cloudy, with a low around 76°F24°C. Light wind from the WNW around 5 mph8 km/h. 34% chance of drizzle overnight. | |||||||
| FridayOct 23 | 86°F30°C Feels 92°F34°C | 76°F24°C | 0.13 in3.2 mm· 32% | 58% | Showers | NNE 5 mph7 km/h | |
DayMostly cloudy and hot, with a high of 86°F30°C and morning low of 76°F25°C — feels like 93°F34°C. Light wind from the NE around 5 mph7 km/h. 32% chance of showers in the morning. Heavy, humid air. NightMostly cloudy, with a low around 76°F24°C. Light wind from the WNW around 5 mph7 km/h. 30% chance of showers overnight. | |||||||
| SaturdayOct 24 | 86°F30°C Feels 92°F34°C | 76°F25°C | 0.11 in2.8 mm· 35% | 61% | Showers | NW 5 mph7 km/h | |
DayMostly cloudy and hot, with a high of 86°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the NE around 5 mph7 km/h. 35% chance of showers in the morning. Heavy, humid air. NightMostly cloudy, with a low around 76°F25°C. Light wind from the WNW around 4 mph7 km/h. 26% chance of showers overnight. | |||||||
| SundayOct 25 | 87°F30°C Feels 93°F34°C | 76°F25°C | 0.07 in1.8 mm· 30% | 59% | Showers | NW 5 mph7 km/h | |
DayMostly cloudy and hot, with a high of 87°F30°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the N around 5 mph8 km/h. 30% chance of showers in the afternoon. Heavy, humid air. NightMostly cloudy, with a low around 76°F25°C. Light wind from the WNW around 5 mph7 km/h. 19% chance of drizzle overnight. | |||||||
| MondayOct 26 | 87°F31°C Feels 93°F34°C | 76°F25°C | 0.07 in1.9 mm· 33% | 52% | Showers | NW 5 mph7 km/h | |
DayMostly cloudy and hot, with a high of 87°F31°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the N around 5 mph7 km/h. 33% chance of showers around midday. Heavy, humid air. NightMostly cloudy, with a low around 76°F25°C. Light wind from the NW around 4 mph7 km/h. 24% chance of drizzle overnight. | |||||||
| TuesdayOct 27 | 87°F31°C Feels 93°F34°C | 76°F25°C | 0.1 in2.5 mm· 36% | 50% | Showers | NW 4 mph7 km/h | |
DayMostly cloudy and hot, with a high of 87°F31°C and morning low of 77°F25°C — feels like 93°F34°C. Light wind from the N around 4 mph7 km/h. 36% chance of showers in the morning. Heavy, humid air. NightMostly cloudy, with a low around 76°F25°C. Light wind from the WNW around 4 mph7 km/h. 23% chance of drizzle overnight. | |||||||
Nearby Cities
About This Forecast
This forecast is powered by WeatherMesh, the world's most advanced and accurate weather model powered by AI. WeatherMesh is built on proprietary data from WindBorne's Global Sounding Balloon constellation — the world's largest fleet of autonomous, long-duration weather balloons — collecting observations across 100% of Earth, including over oceans and remote regions where no other data exists.
WeatherMesh consistently outperforms legacy models in independent benchmarks. View Benchmarks →
Access WeatherMesh forecasts programmatically via our API. API Documentation →
Coordinates: 13.6611°N, 89.1825°W·Elevation: 733m·Timezone: America/El_Salvador·Population: 54,615