Ahuachapan in Winter
In winter (December, January and February), Ahuachapan sees average daytime highs around 29°C and overnight lows near 17°C, with 16 mm of rain over about 4 wet days across the season. It is the 3rd-warmest season and the driest season of the year.
Across winter, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 76% of the time across winter, and the air most often feels comfortable.
Winter is Ahuachapan's best season of the year to visit on our travel score. For the whole year in context, see Ahuachapan's year-round climate.
- Avg daytime high
- 29°C
- 3rd-warmest season
- Avg overnight low
- 17°C
- Rainfall
- 16 mm
- 4 wet days
- Avg wind
- 9 km/h
- Travel score
- 7.3
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Ahuachapan in Winter
Across winter, daytime highs hold fairly steady around 29°C.
A typical winter day in Ahuachapan reaches about 29°C and drops to 17°C overnight. The warmest of the three months is February, the coolest January.
Ahuachapan weather by month
How the three winter months (December, January and February) 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 Winter
The sky is clear or mostly clear about 76% of the time across winter.
Chance of precipitation in Winter
Ahuachapan gets around 16 mm of rain over 4 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 9 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 12 min in early December to 11 h 42 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 5.6 kWh/m².
Hazard calendar for Ahuachapan
None of Ahuachapan's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Ahuachapan sits in the Atlantic hurricane belt; the season peaks August–October.
Ahuachapan's monsoon runs August–October, when most of the year's rain falls.
Is winter a good time to visit Ahuachapan?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is one of the better times to visit Ahuachapan for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Ahuachapan in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Ahuachapan sees daytime highs around 29°C and nights near 17°C. Pack light clothes. Worth having: sun protection.
Sea temperature near Ahuachapan in Winter
The nearest coast averages about 28°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 33 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 Ahuachapan in Winter
Clear-sky midday UV across winter averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Ahuachapan peaks around April 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 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 | 12 | 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 | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Ahuachapan in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Ahuachapan 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 Ahuachapan?
Ahuachapan sits at 13.9°N, 89.8°W, 770 m above sea level, in El Salvador. The nearest listed city is Chalchuapa, 19 km away.
Topography around Ahuachapan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ahuachapan.
Within 3 km, the terrain around Ahuachapan has significant variations in elevation — a maximum elevation change of 406 m around an average of 775 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,866 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,681 m.
The land around Ahuachapan is covered by trees (62%) and artificial surfaces (20%) within 3 km, trees (72%) within 16 km, and trees (44%), water (24%) and grassland (22%) 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 Ahuachapan (13.924°, -89.8434°, elevation 770 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.