Ahuachapan weather in August

In August, Ahuachapan sees average daytime highs of 29°C and overnight lows near 20°C, with 203 mm of rain across 21.7 wet days and about 12.5 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 8% of the time in August, and the air most often feels muggy.

Daylight stretches from about 12 h 36 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Ahuachapan's 10th-clearest and 9th-windiest month. For the whole year in context, see Ahuachapan's year-round climate.

Daytime high
29°
6th warmest
Overnight low
20°
11th coldest
Rainfall
203 mm
21.7 wet days
Daylight
12 h 30 min
5:49 AM – 6:17 PM
Cloud cover
77%
10th clearest
Wind
5 km/h
9th windiest
Solar energy
5.7 kWh/m²
Travel score
3.9
out of 10

Ahuachapan is city in El Salvador.

Density
139/km²
people per km²
Founded
1862

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical August day in Ahuachapan reaches about 29°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, August runs on par with July and about 1°C warmer than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12920
22920
32920
42920
52920
62920
72920
82920
92920
102920
112920
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292919
302919
312919

Ahuachapan weather by month

How August compares with the rest of the year at a glance. August is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 17°31.111.37.6
Feb30° / 17°31.211.56.8
Mar30° / 18°133.911.95.9
Apr30° / 19°5411.112.34.8
May29° / 20°21023.312.63.7
Jun28° / 20°28625.212.83.6
Jul29° / 20°14216.812.74.4
Aug29° / 20°20321.712.53.9
Sep28° / 19°32126.912.13.5
Oct28° / 19°23120.611.74.7
Nov28° / 18°375.811.46.7
Dec28° / 17°9211.27.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22872
32872
42773
52773
62773
72773
82773
92773
102773
112773
122674
132674
142575
152575
162575
172575
182377
192377
202377
212377
222278
232278
242278
252080
262080
271981
281981
291981
301882
311882

Chance of precipitation in August

Any precipitation

Ahuachapan gets around 203 mm of rain over 21.7 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 70% and peaks near 85% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
157
258
358
459
560
661
762
862
963
1064
1165
1266
1367
1467
1568
1669
1770
1871
1972
2073
2174
2276
2377
2478
2579
2680
2781
2882
2984
3085
3185

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the muggy band about 76% of days. Sticky, muggy-or-worse air turns up on roughly 77% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
134651
233661
333661
432671
531681
631681
730691
829701
929701
1028711
1127721
1226731
1326731
1425741
1524760
1624760
1723770
1822780
1921790
2021790
2120800
2219810
2318820
2417830
2516840
2615850
2714860
2813870
2912880
3012880
3111890

Wind in August

Winds average 5 km/h in August.

Across August, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 36 min at the start of August to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over August. Sunrise moves from 5:47 AM to 5:51 AM, and sunset from 6:24 PM to 6:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:476:24
212.65:476:24
312.65:476:23
412.65:476:23
512.65:486:23
612.65:486:22
712.65:486:22
812.65:486:21
912.55:486:21
1012.55:496:21
1112.55:496:20
1212.55:496:20
1312.55:496:19
1412.55:496:19
1512.55:496:18
1612.55:496:17
1712.55:506:17
1812.45:506:16
1912.45:506:16
2012.45:506:15
2112.45:506:15
2212.45:506:14
2312.45:506:13
2412.45:506:13
2512.45:506:12
2612.35:516:11
2712.35:516:11
2812.35:516:10
2912.35:516:09
3012.35:516:09
3112.35:516:08

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.7 kWh/m².

For context, solar energy here swings from a low near 4.83 kWh/m² to a high of 6.42 kWh/m² in March across the year — August's 5.7 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.4Bright
315.4Bright
Planning a trip in August

Hazard calendar for Ahuachapan

In seasonPeak

In August, Ahuachapan sits inside its atlantic hurricane and monsoon season. The full year is below, with each hazard's peak months called out.

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.

Atlantic hurricane
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Ahuachapan?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.9
Sightseeing
9th-best month of the year
5.0
Beach & pool
9th-best month of the year

August is a weaker month for outdoor sightseeing in Ahuachapan.

What to pack for Ahuachapan in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Ahuachapan sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Ahuachapan in August

The nearest coast averages about 30°C in August — 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.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Ahuachapan in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 12 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 13UV 14Nov 22UV 9
UV index (midday)Level
Jan10Very high
Feb13Extreme
Mar13Extreme
Apr14Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Ahuachapan in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August 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).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 2233 µg/m³Jan 1416 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb17Moderate
Mar21Moderate
Apr34Moderate
May32Moderate
Jun23Moderate
Jul23Moderate
Aug21Moderate
Sep21Moderate
Oct21Moderate
Nov20Moderate
Dec17Moderate
Location & terrain

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.

ChalchuapaSonzacateSonsonateIzalcoJalpataguaSanta AnaAcajutlaJutiapa

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.

3 km
406 m
16 km
1,866 m
80 km
2,681 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
August weather nearby: Chalchuapa 19 km · Sonzacate 25 km · Sonsonate 26 km · Izalco 27 km · Jalpatagua 30 km · Santa Ana 32 km · Acajutla 37 km · Jutiapa 40 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
Roman Catholic 44%Protestant 40%none 16%

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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).