Chalchuapa in Spring
In spring (March, April and May), Chalchuapa sees average daytime highs around 30°C and overnight lows near 19°C, with 277 mm of rain over about 38 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 35% of the time across spring, and the air most often feels muggy.
Spring is Chalchuapa's 3rd-best season to visit on our travel score. For the whole year in context, see Chalchuapa's year-round climate.
- Avg daytime high
- 30°C
- warmest season of the year
- Avg overnight low
- 19°C
- Rainfall
- 277 mm
- 38 wet days
- Avg wind
- 6 km/h
- Travel score
- 4.8
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Chalchuapa in Spring
Across spring, daytime highs hold fairly steady around 30°C.
A typical spring day in Chalchuapa reaches about 30°C and drops to 19°C overnight. The warmest of the three months is April, the coolest March.
Chalchuapa 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 | 28° / 17° | 3 | 1.1 | 11.3 | 7.6 |
| Feb | 30° / 17° | 3 | 1.2 | 11.5 | 6.8 |
| Mar | 30° / 18° | 13 | 3.9 | 11.9 | 5.9 |
| Apr | 30° / 19° | 54 | 11.1 | 12.3 | 4.8 |
| May | 29° / 20° | 210 | 23.3 | 12.6 | 3.7 |
| Jun | 28° / 20° | 286 | 25.2 | 12.8 | 3.6 |
| Jul | 29° / 20° | 142 | 16.8 | 12.7 | 4.4 |
| Aug | 29° / 20° | 203 | 21.7 | 12.5 | 3.9 |
| Sep | 28° / 19° | 321 | 26.9 | 12.1 | 3.5 |
| Oct | 28° / 19° | 231 | 20.6 | 11.7 | 4.7 |
| Nov | 28° / 18° | 37 | 5.8 | 11.4 | 6.7 |
| Dec | 28° / 17° | 9 | 2 | 11.2 | 7.4 |
Cloud cover in Spring
The sky is clear or mostly clear about 35% of the time across spring.
Chance of precipitation in Spring
Chalchuapa gets around 277 mm of rain over 38 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 6 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 42 min in early March to 12 h 48 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 Chalchuapa
In spring, Chalchuapa overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Chalchuapa sits in the Atlantic hurricane belt; the season peaks August–October.
Chalchuapa's monsoon runs August–October, when most of the year's rain falls.
Is spring a good time to visit Chalchuapa?
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 Chalchuapa for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Chalchuapa in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Chalchuapa sees daytime highs around 30°C and nights near 19°C. Pack light clothes, rain gear and sun protection. About 38 days see rain.
Sea temperature near Chalchuapa 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 45 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 Chalchuapa 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 Chalchuapa peaks around April 13 at about 14 (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) | 10 | 13 | 13 | 14 | 12 | 13 | 13 | 12 | 12 | 11 | 9 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 13 | Extreme |
| Mar | 13 | Extreme |
| Apr | 14 | Extreme |
| May | 12 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Chalchuapa 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 Chalchuapa is worst in April — around 34 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (January, 16 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) | 16 | 17 | 21 | 34 | 32 | 23 | 23 | 21 | 21 | 21 | 20 | 17 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 16 | Moderate |
| Feb | 17 | Moderate |
| Mar | 21 | Moderate |
| Apr | 34 | Moderate |
| May | 32 | Moderate |
| Jun | 23 | Moderate |
| Jul | 23 | Moderate |
| Aug | 21 | Moderate |
| Sep | 21 | Moderate |
| Oct | 21 | Moderate |
| Nov | 20 | Moderate |
| Dec | 17 | Moderate |
Where is Chalchuapa?
Chalchuapa sits at 14.0°N, 89.7°W, 710 m above sea level, in El Salvador. The nearest listed city is Santa Ana, 13 km away.
Topography around Chalchuapa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chalchuapa.
Within 3 km, the terrain around Chalchuapa has significant variations in elevation — a maximum elevation change of 256 m around an average of 721 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,953 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,703 m.
The land around Chalchuapa is covered by trees (44%) and grassland (20%) within 3 km, trees (65%) within 16 km, and trees (48%) and grassland (23%) 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 Chalchuapa (13.9867°, -89.6811°, elevation 710 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.