Acajutla weather in August

In August, Acajutla sees average daytime highs of 29°C and overnight lows near 26°C, with 254 mm of rain across 26.9 wet days and about 12.5 hours of daylight. It is the 9th-warmest and 4th-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 9% of the time in August, and the air most often feels oppressive.

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 Acajutla's 10th-clearest and 12th-windiest month. For the whole year in context, see Acajutla's year-round climate.

Daytime high
29°
9th warmest
Overnight low
26°
9th coldest
Rainfall
254 mm
26.9 wet days
Daylight
12 h 30 min
5:50 AM – 6:17 PM
Cloud cover
75%
10th clearest
Wind
7 km/h
12th windiest
Solar energy
5.76 kWh/m²
Travel score
3.3
out of 10

Acajutla is district in Western Sonsonate, El Salvador.

Density
137/km²
people per km²

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 Acajutla reaches about 29°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, August runs on par with July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162926
172926
182926
192926
202926
212926
222926
232926
242925
252925
262925
272925
282925
292925
302925
312925

How August really feels in Acajutla

Once humidity and wind are folded in, August averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Acajutla weather by month

How August compares with the rest of the year at a glance. August is the 9th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°30.711.37.1
Feb30° / 25°30.711.56.9
Mar30° / 25°113.111.96.4
Apr30° / 26°379.912.35.2
May29° / 26°20423.712.63.7
Jun29° / 26°25526.412.83.2
Jul29° / 26°22425.512.73.4
Aug29° / 26°25426.912.53.3
Sep29° / 25°32828.312.13.2
Oct29° / 25°30925.211.73.7
Nov29° / 25°6710.511.45.5
Dec30° / 25°71.911.26.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% 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 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
22971
32872
42773
52872
62773
72773
82773
92773
102773
112674
122674
132674
142674
152674
162575
172575
182674
192575
202575
212575
222476
232476
242476
252377
262377
272278
282278
292179
302080
312080

Chance of precipitation in August

Any precipitation

Acajutla gets around 254 mm of rain over 26.9 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 87% and peaks near 91% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
183
284
384
484
585
685
785
885
985
1085
1185
1286
1386
1486
1586
1686
1787
1887
1987
2088
2188
2288
2388
2489
2589
2690
2790
2890
2991
3091
3191

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 56% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
15446
25347
35347
45248
55248
65248
75248
85248
95347
105347
115446
125545
135545
145644
155743
165743
175842
185842
195842
205842
215842
225842
235842
245842
255941
265941
275941
285941
296040
306040
316139

Wind in August

Winds average 7 km/h in August, the calmest month.

Across August, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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
212.65:476:23
312.65:486:23
412.65:486:23
512.65:486:22
612.65:486:22
712.65:486:21
812.55:486:21
912.55:496:21
1012.55:496:20
1112.55:496:20
1212.55:496:19
1312.55:496:19
1412.55:496:18
1512.55:506:18
1612.55:506:17
1712.45:506:17
1812.45:506:16
1912.45:506:15
2012.45:506:15
2112.45:506:14
2212.45:506:14
2312.45:506:13
2412.45:516:12
2512.45:516:12
2612.35:516:11
2712.35:516:10
2812.35:516:10
2912.35:516:09
3012.35:516:08
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 5.76 kWh/m².

For context, solar energy here swings from a low near 4.96 kWh/m² to a high of 6.57 kWh/m² in April across the year — August's 5.76 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.0Intense
36.0Intense
46.0Intense
56.0Bright
66.0Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in August

Hazard calendar for Acajutla

In seasonPeak

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

Acajutla sits in the Atlantic hurricane belt; the season peaks August–October.

Acajutla's monsoon runs May–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 Acajutla?

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

3.3
Sightseeing
10th-best month of the year
4.2
Beach & pool
10th-best month of the year

August is a weaker month for outdoor sightseeing in Acajutla.

What to pack for Acajutla in August

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

In August, Acajutla sees daytime highs around 29°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

Sea temperature near Acajutla 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 offshore 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 Acajutla in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Acajutla peaks around March 24 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 24UV 13Nov 23UV 9
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Acajutla 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 Acajutla 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).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1230 µg/m³Jan 1914 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar17Moderate
Apr28Moderate
May31Moderate
Jun21Moderate
Jul23Moderate
Aug21Moderate
Sep20Moderate
Oct19Moderate
Nov19Moderate
Dec15Moderate
Location & terrain

Where is Acajutla?

Acajutla sits at 13.6°N, 89.8°W, 26 m above sea level, in El Salvador. The nearest listed city is Sonsonate, 18 km away.

SonsonateSonzacateIzalcoAhuachapanChalchuapaSanta AnaLa LibertadSanta Tecla

Topography around Acajutla

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Acajutla.

Within 3 km, the terrain around Acajutla has only modest variations in elevation — a maximum elevation change of 63 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 358 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,351 m.

The land around Acajutla is covered by trees (29%), water (26%) and grassland (23%) within 3 km, water (45%), trees (24%) and grassland (22%) within 16 km, and trees (37%) and water (37%) within 80 km.

3 km
63 m
16 km
358 m
80 km
2,351 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
August weather nearby: Sonsonate 18 km · Sonzacate 20 km · Izalco 24 km · Ahuachapan 37 km · Chalchuapa 47 km · Santa Ana 53 km · La Libertad 56 km · Santa Tecla 60 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 Acajutla (13.5928°, -89.8275°, elevation 26 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).