Gualán in Summer
In summer (June, July and August), Gualán sees average daytime highs around 28°C and overnight lows near 20°C, with 825 mm of rain over about 88 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 28°C. The sky is clear or mostly clear about 2% of the time across summer, and the air most often feels oppressive.
Summer is Gualán's weakest season of the year to visit on our travel score. For the whole year in context, see Gualán's year-round climate.
- Avg daytime high
- 28°C
- 2nd-warmest season
- Avg overnight low
- 20°C
- Rainfall
- 825 mm
- 88 wet days
- Avg wind
- 4 km/h
- Travel score
- 3.2
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Gualán in Summer
Across summer, daytime highs hold fairly steady around 28°C.
A typical summer day in Gualán reaches about 28°C and drops to 20°C overnight. The warmest of the three months is June, the coolest July.
How summer really feels in Gualán
Once humidity and wind are folded in, summer brings about 14 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.
Gualán 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 | 24° / 17° | 92 | 17.7 | 11.2 | 5.8 |
| Feb | 26° / 17° | 65 | 14.5 | 11.5 | 5.9 |
| Mar | 28° / 18° | 61 | 12.8 | 11.9 | 6.0 |
| Apr | 30° / 20° | 67 | 13.3 | 12.3 | 4.7 |
| May | 30° / 21° | 182 | 22.5 | 12.7 | 3.5 |
| Jun | 29° / 21° | 300 | 28.2 | 12.9 | 3.0 |
| Jul | 28° / 20° | 262 | 30.2 | 12.8 | 3.3 |
| Aug | 28° / 20° | 262 | 29.2 | 12.5 | 3.2 |
| Sep | 29° / 20° | 305 | 28.3 | 12.1 | 3.1 |
| Oct | 27° / 20° | 248 | 26.2 | 11.7 | 3.9 |
| Nov | 25° / 18° | 158 | 20.4 | 11.3 | 5.0 |
| Dec | 24° / 17° | 103 | 19 | 11.1 | 5.5 |
Cloud cover in Summer
The sky is clear or mostly clear about 2% of the time across summer.
Chance of precipitation in Summer
Gualán gets around 825 mm of rain over 88 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 4 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 48 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 5.2 kWh/m².
Hazard calendar for Gualán
In summer, Gualán overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Gualán's rainy season runs May–November, when most of the year's rain falls.
Is summer a good time to visit Gualán?
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 Gualán.
What to pack for Gualán in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Gualán sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 88 days see rain.
UV index in Gualán 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 Gualán peaks around April 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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) | 9 | 12 | 13 | 14 | 11 | 12 | 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 | 9 | Very high |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 14 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Gualán 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 Gualán is worst in April — around 42 µg/m³ PM2.5 (poor), about 4.0× the cleanest month (December, 10 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) | 11 | 12 | 15 | 42 | 37 | 22 | 22 | 18 | 17 | 14 | 11 | 10 |
| Level | Good | Good | Moderate | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 12 | Good |
| Mar | 15 | Moderate |
| Apr | 42 | Poor |
| May | 37 | Poor |
| Jun | 22 | Moderate |
| Jul | 22 | Moderate |
| Aug | 18 | Moderate |
| Sep | 17 | Moderate |
| Oct | 14 | Moderate |
| Nov | 11 | Good |
| Dec | 10 | Good |
Where is Gualán?
Gualán sits at 15.1°N, 89.4°W, 123 m above sea level, in Guatemala. The nearest listed city is Zacapa, 25 km away.
Topography around Gualán
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Gualán.
Within 3 km, the terrain around Gualán has significant variations in elevation — a maximum elevation change of 263 m around an average of 170 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,920 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,990 m.
The land around Gualán is covered by trees (36%) and grassland (33%) within 3 km, trees (69%) within 16 km, and trees (69%) 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 Gualán (15.1195°, -89.3572°, elevation 123 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.