Sonsonate in Spring
In spring (March, April and May), Sonsonate sees average daytime highs around 30°C and overnight lows near 22°C, with 350 mm of rain over about 46 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Across spring, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 40% of the time across spring, and the air most often feels oppressive.
Spring is Sonsonate's 2nd-best season to visit on our travel score. For the whole year in context, see Sonsonate's year-round climate.
- Avg daytime high
- 30°C
- warmest season of the year
- Avg overnight low
- 22°C
- Rainfall
- 350 mm
- 46 wet days
- Avg wind
- 6 km/h
- Travel score
- 4.6
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Sonsonate in Spring
Across spring, daytime highs hold fairly steady around 30°C.
A typical spring day in Sonsonate reaches about 30°C and drops to 22°C overnight. The warmest of the three months is March, the coolest March.
How spring really feels in Sonsonate
Once humidity and wind are folded in, spring brings about 46 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.
Sonsonate 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 | 29° / 20° | 5 | 1.5 | 11.3 | 7.0 |
| Feb | 30° / 20° | 5 | 1.7 | 11.5 | 6.6 |
| Mar | 30° / 21° | 18 | 5.4 | 11.9 | 5.7 |
| Apr | 30° / 22° | 65 | 14.3 | 12.3 | 4.6 |
| May | 29° / 22° | 267 | 26.5 | 12.6 | 3.4 |
| Jun | 29° / 22° | 328 | 28.1 | 12.8 | 3.1 |
| Jul | 29° / 22° | 250 | 26.2 | 12.7 | 3.4 |
| Aug | 29° / 22° | 298 | 27.8 | 12.5 | 3.2 |
| Sep | 28° / 22° | 398 | 29.3 | 12.1 | 3.2 |
| Oct | 28° / 21° | 336 | 26.3 | 11.7 | 3.8 |
| Nov | 29° / 21° | 73 | 11.7 | 11.4 | 5.6 |
| Dec | 29° / 20° | 12 | 2.9 | 11.2 | 6.9 |
Cloud cover in Spring
The sky is clear or mostly clear about 40% of the time across spring.
Chance of precipitation in Spring
Sonsonate gets around 350 mm of rain over 46 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 6 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 6.2 kWh/m².
Hazard calendar for Sonsonate
In spring, Sonsonate overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Sonsonate sits in the Atlantic hurricane belt; the season peaks August–October.
Sonsonate's monsoon runs May–October, when most of the year's rain falls.
Is spring a good time to visit Sonsonate?
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 reasonable time to visit Sonsonate for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Sonsonate in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Sonsonate sees daytime highs around 30°C and nights near 22°C. Pack light clothes, rain gear and sun protection. About 46 days see rain.
Sea temperature near Sonsonate 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 19 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 | 30 | 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 | 30 | 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 Sonsonate 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 Sonsonate peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 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 Sonsonate 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 Sonsonate is worst in May — around 31 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (January, 14 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) | 14 | 14 | 17 | 28 | 31 | 21 | 23 | 21 | 20 | 19 | 19 | 15 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 14 | Moderate |
| Mar | 17 | Moderate |
| Apr | 28 | Moderate |
| May | 31 | Moderate |
| Jun | 21 | Moderate |
| Jul | 23 | Moderate |
| Aug | 21 | Moderate |
| Sep | 20 | Moderate |
| Oct | 19 | Moderate |
| Nov | 19 | Moderate |
| Dec | 15 | Moderate |
Where is Sonsonate?
Sonsonate sits at 13.7°N, 89.7°W, 245 m above sea level, in El Salvador. The nearest listed city is Sonzacate, 2.0 km away.
Topography around Sonsonate
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sonsonate.
Within 3 km, the terrain around Sonsonate has only modest variations in elevation — a maximum elevation change of 245 m around an average of 248 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,020 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,353 m.
The land around Sonsonate is covered by trees (48%) and artificial surfaces (27%) within 3 km, trees (66%) and grassland (25%) within 16 km, and trees (40%), water (31%) 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 Sonsonate (13.7173°, -89.723°, elevation 245 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.