Angra do Heroísmo in Summer
In summer (June, July and August), Angra do Heroísmo sees average daytime highs around 21°C and overnight lows near 20°C, with 83 mm of rain over about 15 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 18°C in early June to 22°C by late August. The sky is clear or mostly clear about 41% of the time across summer, and the air most often feels humid.
Summer is Angra do Heroísmo's best season of the year to visit on our travel score. Angra do Heroísmo 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 Angra do Heroísmo's year-round climate.
- Avg daytime high
- 21°C
- warmest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 83 mm
- 15 wet days
- Avg wind
- 19 km/h
- Travel score
- 7.4
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Angra do Heroísmo in Summer
Over the season highs climb from about 18°C in early June to 22°C by late August.
A typical summer day in Angra do Heroísmo reaches about 21°C and drops to 20°C overnight. The warmest of the three months is August, the coolest June.
Angra do Heroísmo 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 | 16° / 15° | 79 | 11.5 | 9.6 | 4.7 |
| Feb | 15° / 14° | 65 | 10.5 | 10.5 | 4.5 |
| Mar | 15° / 14° | 76 | 10.9 | 11.7 | 4.5 |
| Apr | 16° / 14° | 60 | 9.7 | 13 | 4.8 |
| May | 17° / 16° | 51 | 7.8 | 14.1 | 5.7 |
| Jun | 19° / 18° | 38 | 6.1 | 14.6 | 6.7 |
| Jul | 21° / 20° | 19 | 3.6 | 14.4 | 7.7 |
| Aug | 22° / 21° | 27 | 5.2 | 13.5 | 7.7 |
| Sep | 22° / 21° | 45 | 8.3 | 12.3 | 6.9 |
| Oct | 20° / 19° | 87 | 11.9 | 11 | 6.0 |
| Nov | 18° / 17° | 67 | 9.6 | 9.9 | 5.7 |
| Dec | 17° / 15° | 119 | 13.9 | 9.3 | 4.8 |
Cloud cover in Summer
The sky is clear or mostly clear about 41% of the time across summer.
Chance of precipitation in Summer
Angra do Heroísmo gets around 83 mm of rain over 15 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 19 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 30 min in early June to 12 h 54 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 6.4 kWh/m².
Hazard calendar for Angra do Heroísmo
In summer, Angra do Heroísmo overlaps its atlantic hurricane season. The full year is below, with each hazard's peak months called out.
Angra do Heroísmo sits in the Atlantic hurricane belt; the season peaks August–October.
Is summer a good time to visit Angra do Heroísmo?
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 one of the better times to visit Angra do Heroísmo for general sightseeing.
What to pack for Angra do Heroísmo in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Angra do Heroísmo sees daytime highs around 21°C and nights near 20°C. Pack sun protection. Worth having: light clothes and a windbreaker. About 15 days see rain.
Sea temperature near Angra do Heroísmo in Summer
The nearest coast averages about 21°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 August at about 23°C and coldest in March near 16°C.
It's comfortable for a long swim from Jun 29 to Oct 27 — about 4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 16 | 16 | 16 | 16 | 17 | 19 | 21 | 23 | 22 | 21 | 19 | 17 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Refreshing | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 16 | Cool |
| Feb | 16 | Cool |
| Mar | 16 | Cool |
| Apr | 16 | Cool |
| May | 17 | Cool |
| Jun | 19 | Cool |
| Jul | 21 | Refreshing |
| Aug | 23 | Refreshing |
| Sep | 22 | Refreshing |
| Oct | 21 | Refreshing |
| Nov | 19 | Cool |
| Dec | 17 | Cool |
UV index in Angra do Heroísmo in Summer
Clear-sky midday UV across summer averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Angra do Heroísmo peaks around August 10 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 5 | 6 | 9 | 9 | 9 | 9 | 7 | 5 | 3 | 2 |
| Level | Low | Moderate | High | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 4 | Moderate |
| Mar | 5 | High |
| Apr | 6 | High |
| May | 9 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 9 | Very high |
| Sep | 7 | High |
| Oct | 5 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Where is Angra do Heroísmo?
Angra do Heroísmo sits at 38.7°N, 27.2°W, 0 m above sea level, in Portugal. The nearest listed city is Ponta Delgada, 169 km away.
Topography around Angra do Heroísmo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Angra do Heroísmo.
Within 3 km, the terrain around Angra do Heroísmo has significant variations in elevation — a maximum elevation change of 294 m around an average of 65 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,026 m; within 80 km, large variations in elevation — a maximum elevation change of 1,019 m.
The land around Angra do Heroísmo is covered by water (46%) and trees (21%) within 3 km, water (55%) and grassland (22%) within 16 km, and water (94%) within 80 km.
Portugal travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / E / F
- 230 V · 50 Hz
- Prices
- ≈ 60% of US
- price level, 2025
- GDP per capita
- $32,082
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 95%
- of population, 2024
- Homicide rate
- 0.7
- per 100k, 2022
- Road deaths
- 8.2
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very high
- EF EPI 612
- 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 Angra do Heroísmo (38.6539°, -27.2184°, 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.