Puerto Barrios weather in August

In August, Puerto Barrios sees average daytime highs of 29°C and overnight lows near 25°C, with 280 mm of rain across 28.8 wet days and about 12.5 hours of daylight. It is the 4th-warmest and 6th-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 12% of the time in August, and the air most often feels miserable.

Daylight stretches from about 12 h 42 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Puerto Barrios's 8th-clearest and 10th-windiest month. For the whole year in context, see Puerto Barrios's year-round climate.

Daytime high
29°
4th warmest
Overnight low
25°
10th coldest
Rainfall
280 mm
28.8 wet days
Daylight
12 h 30 min
5:43 AM – 6:14 PM
Cloud cover
70%
8th clearest
Wind
9 km/h
10th windiest
Solar energy
5.74 kWh/m²
Travel score
3.2
out of 10

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 Puerto Barrios reaches about 29°C in the afternoon and slips back to 25°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 30°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)
12925
22925
32925
42925
52925
62925
72925
82925
92925
102925
112925
122925
132925
142925
152925
162925
172925
182925
192925
202925
212925
222925
232925
242925
252925
262925
272925
282925
292925
302925
312925

How August really feels in Puerto Barrios

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.

Puerto Barrios weather by month

How August compares with the rest of the year at a glance. August is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 21°24420.411.25.4
Feb26° / 22°13216.411.55.8
Mar27° / 23°12114.411.96.2
Apr28° / 24°8313.212.35.6
May29° / 25°17120.312.74.2
Jun29° / 25°28927.212.93.1
Jul29° / 25°32030.112.83.1
Aug29° / 25°28028.812.53.2
Sep29° / 25°30227.912.13.1
Oct28° / 24°37326.411.63.8
Nov26° / 23°40022.911.34.6
Dec25° / 22°2422211.15.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 67%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23565
33466
43466
53367
63367
73268
83169
93169
103169
113169
123070
133070
143169
153268
163268
173367
183367
193367
203367
213367
223367
233466
243466
253466
263367
273466
283268
293169
303169
313169

Chance of precipitation in August

Any precipitation

Puerto Barrios gets around 280 mm of rain over 28.8 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 94% and peaks near 95% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
195
295
394
494
594
694
794
895
995
1095
1195
1295
1395
1495
1595
1695
1795
1895
1994
2094
2194
2293
2392
2492
2592
2691
2791
2891
2991
3091
3191

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the miserable band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
15149
25149
35149
45149
55149
65050
75050
85050
94951
104951
114951
124852
134852
144852
154852
164852
174852
184852
194852
204852
214852
224852
234852
244753
254753
264753
274654
284654
294654
304654
314654

Wind in August

Winds average 9 km/h in August.

Across August, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
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 42 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 24 minutes over August. Sunrise moves from 5:39 AM to 5:45 AM, and sunset from 6:22 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:396:22
212.75:396:21
312.75:406:21
412.75:406:21
512.75:406:20
612.75:406:20
712.65:416:19
812.65:416:19
912.65:416:18
1012.65:416:18
1112.65:426:17
1212.65:426:17
1312.65:426:16
1412.65:426:16
1512.55:426:15
1612.55:436:14
1712.55:436:14
1812.55:436:13
1912.55:436:13
2012.55:436:12
2112.55:436:11
2212.55:446:11
2312.45:446:10
2412.45:446:09
2512.45:446:09
2612.45:446:08
2712.45:446:07
2812.45:446:06
2912.45:446:06
3012.35:456:05
3112.35:456:04

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.74 kWh/m².

For context, solar energy here swings from a low near 3.75 kWh/m² to a high of 6.32 kWh/m² in April across the year — August's 5.74 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.8Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in August

Hazard calendar for Puerto Barrios

In seasonPeak

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

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

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

Is August a good time to visit Puerto Barrios?

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

3.2
Sightseeing
9th-best month of the year
4.0
Beach & pool
11th-best month of the year

August is a weaker month for outdoor sightseeing in Puerto Barrios.

What to pack for Puerto Barrios in August

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

In August, Puerto Barrios sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.

light clothesrain gearsun protection

Sea temperature near Puerto Barrios 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 17 km away) is warmest in September at about 30°C and coldest in January near 27°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
Jan27Warm
Feb27Warm
Mar28Warm
Apr29Tropical
May29Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Puerto Barrios 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 Puerto Barrios peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 8 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 10UV 13Dec 16UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Puerto Barrios 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 Puerto Barrios is worst in May — around 30 µg/m³ PM2.5 (moderate), about 3.8× the cleanest month (December, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1729 µg/m³Dec 198 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar12Good
Apr26Moderate
May30Moderate
Jun26Moderate
Jul28Moderate
Aug20Moderate
Sep16Moderate
Oct13Moderate
Nov9Good
Dec8Good
Location & terrain

Where is Puerto Barrios?

Puerto Barrios sits at 15.7°N, 88.6°W, 6 m above sea level, in Guatemala. The nearest listed city is Lívingston, 20 km away.

MoralesMacuelizoQuimistánPunta GordaOmoaCofradíaSan Pedro Sula

Topography around Puerto Barrios

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

Within 3 km, the terrain around Puerto Barrios has only modest variations in elevation — a maximum elevation change of 46 m around an average of 7 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,040 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,248 m.

The land around Puerto Barrios is covered by water (50%) and trees (25%) within 3 km, trees (54%) and water (25%) within 16 km, and trees (52%) and water (31%) within 80 km.

3 km
46 m
16 km
1,040 m
80 km
2,248 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
August weather nearby: Lívingston 20 km · Morales 38 km · Macuelizo 46 km · Quimistán 47 km · Punta Gorda 47 km · Omoa 60 km · Cofradía 60 km · San Pedro Sula 66 km

Guatemala travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 43% of US
price level, 2025
GDP per capita
$6,598
2025
Happiness
6.5 / 10
World Happiness, 2025
Safe drinking water
49%
of population, 2024
Homicide rate
23.4
per 100k, 2023
Road deaths
22.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 510
Religion
Evangelical 46%Roman Catholic 42%none 11%

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 Puerto Barrios (15.7272°, -88.5979°, elevation 6 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).