Puerto Barrios in Summer
In summer (June, July and August), Puerto Barrios sees average daytime highs around 29°C and overnight lows near 25°C, with 889 mm of rain over about 86 wet days across the season. It is the warmest season of the year and the 2nd-wettest season.
Across summer, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 10% of the time across summer, and the air most often feels miserable.
Summer is Puerto Barrios's weakest season of the year to visit on our travel score. Puerto Barrios has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Puerto Barrios's year-round climate.
- Avg daytime high
- 29°C
- warmest season of the year
- Avg overnight low
- 25°C
- Rainfall
- 889 mm
- 86 wet days
- Avg wind
- 9 km/h
- Travel score
- 3.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Puerto Barrios in Summer
Across summer, daytime highs hold fairly steady around 29°C.
A typical summer day in Puerto Barrios reaches about 29°C and drops to 25°C overnight. The warmest of the three months is June, the coolest July.
How summer really feels in Puerto Barrios
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Puerto Barrios weather by month
How the three summer months (June, July and August) 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 | 25° / 21° | 244 | 20.4 | 11.2 | 5.4 |
| Feb | 26° / 22° | 132 | 16.4 | 11.5 | 5.8 |
| Mar | 27° / 23° | 121 | 14.4 | 11.9 | 6.2 |
| Apr | 28° / 24° | 83 | 13.2 | 12.3 | 5.6 |
| May | 29° / 25° | 171 | 20.3 | 12.7 | 4.2 |
| Jun | 29° / 25° | 289 | 27.2 | 12.9 | 3.1 |
| Jul | 29° / 25° | 320 | 30.1 | 12.8 | 3.1 |
| Aug | 29° / 25° | 280 | 28.8 | 12.5 | 3.2 |
| Sep | 29° / 25° | 302 | 27.9 | 12.1 | 3.1 |
| Oct | 28° / 24° | 373 | 26.4 | 11.6 | 3.8 |
| Nov | 26° / 23° | 400 | 22.9 | 11.3 | 4.6 |
| Dec | 25° / 22° | 242 | 22 | 11.1 | 5.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 10% of the time across summer.
Chance of precipitation in Summer
Puerto Barrios gets around 889 mm of rain over 86 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 9 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 54 min in early June to 12 h 18 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.7 kWh/m².
Hazard calendar for Puerto Barrios
In summer, Puerto Barrios overlaps 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.
Is summer a good time to visit Puerto Barrios?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Puerto Barrios.
What to pack for Puerto Barrios in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Puerto Barrios sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 86 days see rain.
Sea temperature near Puerto Barrios in Summer
The nearest coast averages about 30°C across summer — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 27 | 27 | 28 | 29 | 29 | 30 | 30 | 30 | 30 | 29 | 28 | 27 |
| Comfort | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 27 | Warm |
| Mar | 28 | Warm |
| Apr | 29 | Tropical |
| May | 29 | Tropical |
| Jun | 30 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 28 | Tropical |
| Dec | 27 | Warm |
UV index in Puerto Barrios in Summer
Clear-sky midday UV across summer averages 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 9 | 12 | 13 | 13 | 11 | 12 | 12 | 12 | 12 | 11 | 9 | 8 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Puerto Barrios in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 9 | 12 | 26 | 30 | 26 | 28 | 20 | 16 | 13 | 9 | 8 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 9 | Good |
| Mar | 12 | Good |
| Apr | 26 | Moderate |
| May | 30 | Moderate |
| Jun | 26 | Moderate |
| Jul | 28 | Moderate |
| Aug | 20 | Moderate |
| Sep | 16 | Moderate |
| Oct | 13 | Moderate |
| Nov | 9 | Good |
| Dec | 8 | Good |
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.
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.
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
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.