Monday, October 19, 2026 · El Salvador
Skin weather in San Salvador UV index & humidity today
What today’s weather in San Salvador does to your skin – based on current forecast data for UV, humidity and air quality.
Updated Oct 19, 2026, 2:10 AM local time
Today · Temperature22 to 30 °C
Low and high-
UV index
7.7
very high
Peak UV index today: 7.7 – very high.
Very high UV: the WHO advises avoiding the midday sun and reapplying sun protection regularly.
-
Humidity
81%outdoors
humid
Average humidity today: 81%.
Humid air – lighter textures often feel more comfortable today.
-
Pollen
–
No pollen forecast is available for this region.
-
Air quality
36EAQI
fair
European Air Quality Index up to 36 – fair. Fine dust (PM2.5) averages 6.2 µg/m³.
Clean air – no extra cleansing needed.
Tomorrow
- 22 to 29 °C
- UV 7.7 · very high
- 81% · humid
- Air quality: moderate
Skin climate in San Salvador through the year
When the air in San Salvador is driest and when the sun is strongest – based on climate data from recent years.
- In San Salvador the average daily temperature stays above 15 °C all year – heating is rarely needed. Outdoor humidity ranges between 58% and 81%.
- All year round the midday sun in San Salvador climbs higher than 45° – your shadow is shorter than you are. According to the WHO shadow rule, UV is then usually high.
- March brings the most sunshine, with around 346 hours.
| Month | Sunshine | Midday sun | Humidity outdoors | Indoors when heated | Avg. high |
|---|---|---|---|---|---|
| Jan | 319 h | 55° | 61% | – | 31.1 °C |
| Feb | 300 h | 63° | 58% | – | 31.9 °C |
| Mar | 346 h | 73° | 60% | – | 32.3 °C |
| Apr | 344 h | 86° | 65% | – | 31.8 °C |
| May | 343 h | 85° | 73% | – | 30.9 °C |
| Jun | 261 h | 80° | 81% | – | 28.7 °C |
| Jul | 330 h | 82° | 74% | – | 30.6 °C |
| Aug | 317 h | 90° | 75% | – | 30.2 °C |
| Sep | 286 h | 79° | 79% | – | 29.3 °C |
| Oct | 291 h | 67° | 77% | – | 29.4 °C |
| Nov | 296 h | 57° | 69% | – | 29.8 °C |
| Dec | 314 h | 53° | 63% | – | 30.3 °C |
Indoors when heated = humidity when outdoor air is warmed to 21 °C (only months with a daily average below 15 °C). Midday sun = sun angle in mid-month.
Frequently asked questions
What is the UV index in San Salvador today?
Today (October 19) the UV index in San Salvador reaches up to 7.7 – very high. Very high UV: the WHO advises avoiding the midday sun and reapplying sun protection regularly.
How dry is the air in San Salvador today?
Average humidity today: 81%. Humid air – lighter textures often feel more comfortable today.
When is the air driest in San Salvador?
In San Salvador the average daily temperature stays above 15 °C all year – heating is rarely needed. Outdoor humidity ranges between 58% and 81%.
When is UV strongest in San Salvador?
All year round the midday sun in San Salvador climbs higher than 45° – your shadow is shorter than you are. According to the WHO shadow rule, UV is then usually high. March brings the most sunshine, with around 346 hours.
Your skin weather, every morning.
Lumée reads UV, humidity, pollen and air quality for your location and turns them into skincare that fits this exact day.
Skin weather nearby
All cities →Data: WDTEC GmbH’s own weather servers – temperature, UV index and humidity from weather models, air quality and pollen from the Copernicus Atmosphere Monitoring Service (CAMS). Ratings: UV per WHO, air quality per European Air Quality Index, pollen per NAB. Skincare tips are general recommendations and do not replace medical advice.