Portobelo in Summer
In summer (June, July and August), Portobelo sees average daytime highs around 28°C and overnight lows near 25°C, with 949 mm of rain over about 90 wet days across the season. It is the warmest season of the year 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 0% of the time across summer, and the air most often feels oppressive.
Summer is Portobelo's weakest season of the year to visit on our travel score. Portobelo 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 Portobelo's year-round climate.
- Avg daytime high
- 28°C
- warmest season of the year
- Avg overnight low
- 25°C
- Rainfall
- 949 mm
- 90 wet days
- Avg wind
- 8 km/h
- Travel score
- 3.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Portobelo in Summer
Across summer, daytime highs hold fairly steady around 28°C.
A typical summer day in Portobelo reaches about 28°C and drops to 25°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Portobelo
Once humidity and wind are folded in, summer brings about 27 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.
Portobelo 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 | 27° / 24° | 64 | 16.2 | 11.5 | 5.7 |
| Feb | 27° / 24° | 40 | 12.1 | 11.7 | 6.2 |
| Mar | 27° / 24° | 43 | 14.2 | 11.9 | 6.0 |
| Apr | 28° / 25° | 103 | 20.6 | 12.2 | 4.7 |
| May | 28° / 25° | 265 | 29.7 | 12.4 | 3.2 |
| Jun | 28° / 25° | 301 | 29.3 | 12.5 | 3.0 |
| Jul | 28° / 25° | 325 | 30.3 | 12.5 | 3.2 |
| Aug | 28° / 25° | 323 | 30.5 | 12.3 | 3.2 |
| Sep | 28° / 25° | 296 | 29.8 | 12.1 | 3.2 |
| Oct | 28° / 25° | 311 | 30 | 11.8 | 3.3 |
| Nov | 27° / 24° | 339 | 28.9 | 11.6 | 3.5 |
| Dec | 27° / 24° | 181 | 24.9 | 11.5 | 4.3 |
Cloud cover in Summer
The sky is clear or mostly clear about 0% of the time across summer.
Chance of precipitation in Summer
Portobelo gets around 949 mm of rain over 90 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 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 30 min in early June to 12 h 12 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 4.4 kWh/m².
Is summer a good time to visit Portobelo?
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 Portobelo.
What to pack for Portobelo in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Portobelo sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. About 90 days see rain.
Sea temperature near Portobelo in Summer
The nearest coast averages about 29°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in October at about 29°C and coldest in February 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 | 27 | 28 | 28 | 29 | 28 | 29 | 29 | 29 | 28 | 28 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 27 | Warm |
| Mar | 27 | Warm |
| Apr | 28 | Warm |
| May | 28 | Tropical |
| Jun | 29 | Tropical |
| Jul | 28 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 28 | Tropical |
| Dec | 28 | Warm |
UV index in Portobelo 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 Portobelo peaks around March 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 10 (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) | 11 | 12 | 13 | 13 | 12 | 13 | 12 | 12 | 12 | 12 | 11 | 10 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 11 | Extreme |
| Dec | 10 | Very high |
Air quality in Portobelo 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 Portobelo is worst in July — around 29 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 13 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) | 15 | 18 | 18 | 23 | 26 | 25 | 29 | 23 | 17 | 14 | 13 | 15 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 18 | Moderate |
| Mar | 18 | Moderate |
| Apr | 23 | Moderate |
| May | 26 | Moderate |
| Jun | 25 | Moderate |
| Jul | 29 | Moderate |
| Aug | 23 | Moderate |
| Sep | 17 | Moderate |
| Oct | 14 | Moderate |
| Nov | 13 | Moderate |
| Dec | 15 | Moderate |
Where is Portobelo?
Portobelo sits at 9.6°N, 79.7°W, 0 m above sea level, in Panama. The nearest listed city is Sabanitas, 28 km away.
Topography around Portobelo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Portobelo.
Within 3 km, the terrain around Portobelo has significant variations in elevation — a maximum elevation change of 256 m around an average of 36 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 978 m; within 80 km, large variations in elevation — a maximum elevation change of 1,009 m.
The land around Portobelo is covered by trees (43%), grassland (31%) and water (22%) within 3 km, water (51%) and trees (33%) within 16 km, and water (50%) and trees (38%) within 80 km.
Panama travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B
- 110 V · 60 Hz
- Prices
- ≈ 45% of US
- price level, 2025
- GDP per capita
- $19,790
- 2025
- Happiness
- 6.5 / 10
- World Happiness, 2025
- Homicide rate
- 11.7
- per 100k, 2023
- Road deaths
- 13.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Low
- EF EPI 491
- 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 Portobelo (9.553°, -79.6569°, elevation 0 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.