San Salvador in Spring
In spring (March, April and May), San Salvador sees average daytime highs around 32°C and overnight lows near 22°C, with 281 mm of rain over about 39 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Over the season highs ease from about 33°C in early March to 30°C by late May. The sky is clear or mostly clear about 42% of the time across spring, and the air most often feels muggy.
Spring is San Salvador's 3rd-best season to visit on our travel score. For the whole year in context, see San Salvador's year-round climate.
- Avg daytime high
- 32°C
- warmest season of the year
- Avg overnight low
- 22°C
- Rainfall
- 281 mm
- 39 wet days
- Avg wind
- 5 km/h
- Travel score
- 3.6
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in San Salvador in Spring
Over the season highs ease from about 33°C in early March to 30°C by late May.
A typical spring day in San Salvador reaches about 32°C and drops to 22°C overnight. The warmest of the three months is March, the coolest March.
How spring really feels in San Salvador
Once humidity and wind are folded in, spring brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
San Salvador weather by month
How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 32° / 20° | 2 | 0.6 | 11.3 | 5.5 |
| Feb | 33° / 20° | 2 | 0.5 | 11.5 | 4.9 |
| Mar | 33° / 21° | 10 | 2.9 | 11.9 | 4.3 |
| Apr | 33° / 22° | 50 | 11.3 | 12.3 | 3.7 |
| May | 31° / 22° | 222 | 24.9 | 12.6 | 2.9 |
| Jun | 30° / 22° | 248 | 26.3 | 12.8 | 2.9 |
| Jul | 31° / 22° | 186 | 22.3 | 12.7 | 3.1 |
| Aug | 31° / 22° | 230 | 26 | 12.5 | 2.9 |
| Sep | 30° / 22° | 303 | 28.4 | 12.1 | 2.8 |
| Oct | 29° / 21° | 232 | 23.3 | 11.7 | 3.6 |
| Nov | 31° / 20° | 45 | 7.6 | 11.4 | 5.1 |
| Dec | 31° / 20° | 7 | 1.4 | 11.2 | 5.6 |
Cloud cover in Spring
The sky is clear or mostly clear about 42% of the time across spring.
Chance of precipitation in Spring
San Salvador gets around 281 mm of rain over 39 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 5 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 42 min in early March to 12 h 42 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.9 kWh/m².
Hazard calendar for San Salvador
In spring, San Salvador overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
San Salvador sits in the Atlantic hurricane belt; the season peaks August–October.
San Salvador's monsoon runs May–October, when most of the year's rain falls.
Is spring a good time to visit San Salvador?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in San Salvador. The water and warmth also suit a beach or pool day.
What to pack for San Salvador in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, San Salvador sees daytime highs around 32°C and nights near 22°C. Pack light clothes, rain gear and sun protection. About 39 days see rain.
Sea temperature near San Salvador in Spring
The nearest coast averages about 29°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 36 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 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 29 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 28 | Tropical |
| Mar | 29 | 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 | 29 | Tropical |
UV index in San Salvador in Spring
Clear-sky midday UV across spring averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in San Salvador peaks around March 21 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 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) | 9 | 13 | 13 | 13 | 12 | 13 | 12 | 12 | 11 | 11 | 9 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 13 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 11 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in San Salvador in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in San Salvador is worst in April — around 38 µg/m³ PM2.5 (poor), about 1.6× the cleanest month (September, 23 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to San Salvador's WHO annual average of 29 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 30 | 31 | 31 | 38 | 35 | 24 | 26 | 23 | 23 | 26 | 31 | 31 |
| Level | Moderate | Moderate | Moderate | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 30 | Moderate |
| Feb | 31 | Moderate |
| Mar | 31 | Moderate |
| Apr | 38 | Poor |
| May | 35 | Poor |
| Jun | 24 | Moderate |
| Jul | 26 | Moderate |
| Aug | 23 | Moderate |
| Sep | 23 | Moderate |
| Oct | 26 | Moderate |
| Nov | 31 | Moderate |
| Dec | 31 | Moderate |
Where is San Salvador?
San Salvador sits at 13.7°N, 89.2°W, 653 m above sea level, in El Salvador. The nearest listed city is San Marcos, 3.0 km away.
Topography around San Salvador
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Salvador.
Within 3 km, the terrain around San Salvador has significant variations in elevation — a maximum elevation change of 599 m around an average of 713 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,784 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,684 m.
The land around San Salvador is covered by artificial surfaces (62%) and trees (34%) within 3 km, trees (71%) within 16 km, and trees (47%), water (24%) and grassland (21%) 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 San Salvador (13.6893°, -89.1872°, elevation 653 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.