Custoias weather in August
In August, Custoias sees average daytime highs of 29°C and overnight lows near 15°C, with 13 mm of rain across 3.4 wet days and about 13.6 hours of daylight. It is the 2nd-warmest and 11th-wettest month of the year here.
Highs ease over the month, from about 29°C in the first days to 28°C by the end. The sky is clear or mostly clear about 69% of the time in August, and the air most often feels dry.
Daylight stretches from about 14 h 12 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Custoias's 2nd-clearest and 11th-windiest month. For the whole year in context, see Custoias's year-round climate.
- Daytime high
- 29°
- 2nd warmest
- Overnight low
- 15°
- 12th coldest
- Rainfall
- 13 mm
- 3.4 wet days
- Daylight
- 13 h 42 min
- 5:44 AM – 7:23 PM
- Cloud cover
- 27%
- 2nd clearest
- Wind
- 8 km/h
- 11th windiest
- Solar energy
- 6.64 kWh/m²
- Travel score
- 7.1
- out of 10
Custoias is human settlement in Portugal.
- Air quality
- Good
- PM10 27.6 µg/m³ · 2010
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in August
Highs ease over the month, from about 29°C in the first days to 28°C by the end.
A typical August day in Custoias reaches about 29°C in the afternoon and slips back to 15°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 |
| Avg low (°C) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 30 | 16 |
| 2 | 30 | 16 |
| 3 | 30 | 16 |
| 4 | 30 | 16 |
| 5 | 29 | 16 |
| 6 | 29 | 16 |
| 7 | 29 | 16 |
| 8 | 29 | 16 |
| 9 | 29 | 16 |
| 10 | 29 | 15 |
| 11 | 29 | 15 |
| 12 | 29 | 15 |
| 13 | 29 | 15 |
| 14 | 29 | 15 |
| 15 | 29 | 15 |
| 16 | 29 | 15 |
| 17 | 29 | 15 |
| 18 | 29 | 15 |
| 19 | 29 | 15 |
| 20 | 29 | 15 |
| 21 | 28 | 15 |
| 22 | 28 | 15 |
| 23 | 28 | 15 |
| 24 | 28 | 15 |
| 25 | 28 | 15 |
| 26 | 28 | 15 |
| 27 | 28 | 15 |
| 28 | 28 | 15 |
| 29 | 28 | 14 |
| 30 | 27 | 14 |
| 31 | 27 | 14 |
Custoias weather by month
How August compares with the rest of the year at a glance. August is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 10° / 3° | 62 | 8.7 | 9.4 | 2.3 |
| Feb | 12° / 3° | 43 | 6.6 | 10.4 | 3.5 |
| Mar | 15° / 5° | 49 | 7.9 | 11.7 | 4.9 |
| Apr | 17° / 7° | 54 | 9.8 | 13.1 | 5.6 |
| May | 21° / 10° | 49 | 9.2 | 14.3 | 6.7 |
| Jun | 26° / 13° | 20 | 4.8 | 14.9 | 7.8 |
| Jul | 29° / 15° | 12 | 2.6 | 14.7 | 7.1 |
| Aug | 29° / 15° | 13 | 3.4 | 13.6 | 7.1 |
| Sep | 25° / 13° | 34 | 4.6 | 12.3 | 7.9 |
| Oct | 19° / 10° | 83 | 9.3 | 10.9 | 6.3 |
| Nov | 13° / 6° | 69 | 9.2 | 9.7 | 3.9 |
| Dec | 10° / 4° | 68 | 8.3 | 9.1 | 2.5 |
Cloud cover in August
The sky is clear or mostly clear about 69% of the time in August.
Beyond those clear spells, partly cloudy skies cover about 15% of August, with mostly cloudy or overcast conditions the remaining 16%. Skies tend to cloud over as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 88 | 87 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 85 | 85 | 85 | 85 | 84 | 84 | 83 | 83 | 82 | 82 | 82 | 82 | 82 | 82 | 81 | 81 | 81 | 81 | 81 | 81 |
| Cloudier (%) | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 16 | 16 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 88 | 12 |
| 2 | 87 | 13 |
| 3 | 86 | 14 |
| 4 | 86 | 14 |
| 5 | 86 | 14 |
| 6 | 86 | 14 |
| 7 | 86 | 14 |
| 8 | 86 | 14 |
| 9 | 86 | 14 |
| 10 | 86 | 14 |
| 11 | 86 | 14 |
| 12 | 85 | 15 |
| 13 | 85 | 15 |
| 14 | 85 | 15 |
| 15 | 85 | 15 |
| 16 | 84 | 16 |
| 17 | 84 | 16 |
| 18 | 83 | 17 |
| 19 | 83 | 17 |
| 20 | 82 | 18 |
| 21 | 82 | 18 |
| 22 | 82 | 18 |
| 23 | 82 | 18 |
| 24 | 82 | 18 |
| 25 | 82 | 18 |
| 26 | 81 | 19 |
| 27 | 81 | 19 |
| 28 | 81 | 19 |
| 29 | 81 | 19 |
| 30 | 81 | 19 |
| 31 | 81 | 19 |
Chance of precipitation in August
Custoias gets around 13 mm of rain over 3.4 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 10% and peaks near 12% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 9 | 9 | 9 | 9 | 9 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Rain chance (%) | |
|---|---|
| 1 | 9 |
| 2 | 9 |
| 3 | 9 |
| 4 | 9 |
| 5 | 9 |
| 6 | 10 |
| 7 | 9 |
| 8 | 9 |
| 9 | 9 |
| 10 | 9 |
| 11 | 9 |
| 12 | 9 |
| 13 | 9 |
| 14 | 9 |
| 15 | 9 |
| 16 | 10 |
| 17 | 10 |
| 18 | 10 |
| 19 | 10 |
| 20 | 11 |
| 21 | 11 |
| 22 | 12 |
| 23 | 12 |
| 24 | 12 |
| 25 | 12 |
| 26 | 12 |
| 27 | 12 |
| 28 | 12 |
| 29 | 12 |
| 30 | 12 |
| 31 | 12 |
Humidity in August
Most of August feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, August lands in the dry band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 54 | 55 | 56 | 56 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 56 | 56 | 57 | 57 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 57 | 57 | 59 | 60 | 61 | 62 | 63 | 64 |
| Comfortable (%) | 41 | 40 | 39 | 39 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 39 | 39 | 39 | 39 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 39 | 39 | 38 | 37 | 36 | 35 | 34 | 33 |
| Humid (%) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 |
| Dry (%) | Comfortable (%) | Humid (%) | |
|---|---|---|---|
| 1 | 54 | 41 | 5 |
| 2 | 55 | 40 | 5 |
| 3 | 56 | 39 | 5 |
| 4 | 56 | 39 | 5 |
| 5 | 57 | 38 | 5 |
| 6 | 57 | 38 | 5 |
| 7 | 57 | 38 | 5 |
| 8 | 57 | 38 | 5 |
| 9 | 57 | 38 | 5 |
| 10 | 57 | 38 | 5 |
| 11 | 57 | 38 | 5 |
| 12 | 56 | 39 | 5 |
| 13 | 56 | 39 | 5 |
| 14 | 57 | 39 | 4 |
| 15 | 57 | 39 | 4 |
| 16 | 56 | 40 | 4 |
| 17 | 56 | 40 | 4 |
| 18 | 56 | 40 | 4 |
| 19 | 56 | 40 | 4 |
| 20 | 56 | 40 | 4 |
| 21 | 56 | 40 | 4 |
| 22 | 56 | 40 | 4 |
| 23 | 56 | 40 | 4 |
| 24 | 57 | 39 | 4 |
| 25 | 57 | 39 | 4 |
| 26 | 59 | 38 | 3 |
| 27 | 60 | 37 | 3 |
| 28 | 61 | 36 | 3 |
| 29 | 62 | 35 | 3 |
| 30 | 63 | 34 | 3 |
| 31 | 64 | 33 | 3 |
Wind in August
Winds average 8 km/h in August.
Across August, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 8 | calm |
| 8 | 8 | calm |
| 9 | 8 | calm |
| 10 | 8 | calm |
| 11 | 8 | calm |
| 12 | 8 | calm |
| 13 | 8 | calm |
| 14 | 8 | calm |
| 15 | 8 | calm |
| 16 | 8 | calm |
| 17 | 8 | calm |
| 18 | 8 | calm |
| 19 | 8 | calm |
| 20 | 8 | calm |
| 21 | 8 | calm |
| 22 | 8 | calm |
| 23 | 8 | calm |
| 24 | 8 | calm |
| 25 | 8 | calm |
| 26 | 8 | calm |
| 27 | 8 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
| 31 | 8 | calm |
Sunrise & sunset in August
Daylight runs from about 14 h 12 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 72 minutes over August. Sunrise moves from 5:29 AM to 5:59 AM, and sunset from 7:42 PM to 7:00 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.2 | 14.2 | 14.2 | 14.1 | 14.1 | 14.0 | 14.0 | 14.0 | 13.9 | 13.9 | 13.9 | 13.8 | 13.8 | 13.7 | 13.7 | 13.7 | 13.6 | 13.6 | 13.5 | 13.5 | 13.4 | 13.4 | 13.4 | 13.3 | 13.3 | 13.2 | 13.2 | 13.1 | 13.1 | 13.1 | 13.0 |
| Sunrise (AM) | 5:29 | 5:30 | 5:31 | 5:31 | 5:32 | 5:33 | 5:34 | 5:35 | 5:37 | 5:38 | 5:39 | 5:40 | 5:41 | 5:42 | 5:43 | 5:44 | 5:45 | 5:46 | 5:47 | 5:48 | 5:49 | 5:50 | 5:51 | 5:52 | 5:53 | 5:54 | 5:55 | 5:56 | 5:57 | 5:58 | 5:59 |
| Sunset (PM) | 7:42 | 7:41 | 7:40 | 7:39 | 7:38 | 7:36 | 7:35 | 7:34 | 7:33 | 7:31 | 7:30 | 7:29 | 7:27 | 7:26 | 7:25 | 7:23 | 7:22 | 7:20 | 7:19 | 7:17 | 7:16 | 7:14 | 7:13 | 7:11 | 7:09 | 7:08 | 7:06 | 7:05 | 7:03 | 7:01 | 7:00 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.2 | 5:29 | 7:42 |
| 2 | 14.2 | 5:30 | 7:41 |
| 3 | 14.2 | 5:31 | 7:40 |
| 4 | 14.1 | 5:31 | 7:39 |
| 5 | 14.1 | 5:32 | 7:38 |
| 6 | 14.0 | 5:33 | 7:36 |
| 7 | 14.0 | 5:34 | 7:35 |
| 8 | 14.0 | 5:35 | 7:34 |
| 9 | 13.9 | 5:37 | 7:33 |
| 10 | 13.9 | 5:38 | 7:31 |
| 11 | 13.9 | 5:39 | 7:30 |
| 12 | 13.8 | 5:40 | 7:29 |
| 13 | 13.8 | 5:41 | 7:27 |
| 14 | 13.7 | 5:42 | 7:26 |
| 15 | 13.7 | 5:43 | 7:25 |
| 16 | 13.7 | 5:44 | 7:23 |
| 17 | 13.6 | 5:45 | 7:22 |
| 18 | 13.6 | 5:46 | 7:20 |
| 19 | 13.5 | 5:47 | 7:19 |
| 20 | 13.5 | 5:48 | 7:17 |
| 21 | 13.4 | 5:49 | 7:16 |
| 22 | 13.4 | 5:50 | 7:14 |
| 23 | 13.4 | 5:51 | 7:13 |
| 24 | 13.3 | 5:52 | 7:11 |
| 25 | 13.3 | 5:53 | 7:09 |
| 26 | 13.2 | 5:54 | 7:08 |
| 27 | 13.2 | 5:55 | 7:06 |
| 28 | 13.1 | 5:56 | 7:05 |
| 29 | 13.1 | 5:57 | 7:03 |
| 30 | 13.1 | 5:58 | 7:01 |
| 31 | 13.0 | 5:59 | 7:00 |
Solar energy in August
Average shortwave solar energy reaching the ground each day in August, about 6.64 kWh/m².
For context, solar energy here swings from a low near 1.57 kWh/m² to a high of 7.49 kWh/m² in July across the year — August's 6.64 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 7.2 | 7.2 | 7.2 | 7.1 | 7.1 | 7.0 | 7.0 | 7.0 | 6.9 | 6.9 | 6.9 | 6.8 | 6.8 | 6.7 | 6.7 | 6.7 | 6.6 | 6.6 | 6.5 | 6.5 | 6.4 | 6.4 | 6.3 | 6.3 | 6.2 | 6.2 | 6.1 | 6.1 | 6.0 | 6.0 | 5.9 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 7.2 | Intense |
| 2 | 7.2 | Intense |
| 3 | 7.2 | Intense |
| 4 | 7.1 | Intense |
| 5 | 7.1 | Intense |
| 6 | 7.0 | Intense |
| 7 | 7.0 | Intense |
| 8 | 7.0 | Intense |
| 9 | 6.9 | Intense |
| 10 | 6.9 | Intense |
| 11 | 6.9 | Intense |
| 12 | 6.8 | Intense |
| 13 | 6.8 | Intense |
| 14 | 6.7 | Intense |
| 15 | 6.7 | Intense |
| 16 | 6.7 | Intense |
| 17 | 6.6 | Intense |
| 18 | 6.6 | Intense |
| 19 | 6.5 | Intense |
| 20 | 6.5 | Intense |
| 21 | 6.4 | Intense |
| 22 | 6.4 | Intense |
| 23 | 6.3 | Intense |
| 24 | 6.3 | Intense |
| 25 | 6.2 | Intense |
| 26 | 6.2 | Intense |
| 27 | 6.1 | Intense |
| 28 | 6.1 | Intense |
| 29 | 6.0 | Intense |
| 30 | 6.0 | Bright |
| 31 | 5.9 | Bright |
Is August a good time to visit Custoias?
Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
August is one of the better times to visit Custoias for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Custoias in August
From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In August, Custoias sees daytime highs around 29°C and nights near 15°C. Pack light clothes and sun protection. About 3 days see rain.
UV index in Custoias in August
Clear-sky midday UV in August peaks 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 Custoias peaks around July 12 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 6 | 7 | 9 | 9 | 9 | 6 | 5 | 2 | 2 |
| Level | Low | Moderate | High | High | High | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | High |
| Apr | 6 | High |
| May | 7 | High |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 9 | Very high |
| Sep | 6 | High |
| Oct | 5 | Moderate |
| Nov | 2 | Moderate |
| Dec | 2 | Low |
Air quality in Custoias in August
Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.
Air quality in Custoias is worst in August — around 22 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (November, 7 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) | 10 | 10 | 13 | 11 | 8 | 9 | 12 | 22 | 18 | 13 | 7 | 7 |
| Level | Good | Good | Moderate | Good | Good | Good | Good | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 10 | Good |
| Mar | 13 | Moderate |
| Apr | 11 | Good |
| May | 8 | Good |
| Jun | 9 | Good |
| Jul | 12 | Good |
| Aug | 22 | Moderate |
| Sep | 18 | Moderate |
| Oct | 13 | Moderate |
| Nov | 7 | Good |
| Dec | 7 | Good |
Where is Custoias?
Custoias sits at 41.1°N, 7.3°W, 569 m above sea level, in Portugal. The nearest listed city is Vila Nova de Foz Côa, 15 km away.
Topography around Custoias
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Custoias.
Within 3 km, the terrain around Custoias has large variations in elevation — a maximum elevation change of 671 m around an average of 479 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 921 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,573 m.
The land around Custoias is covered by shrubs (40%), grassland (30%) and trees (29%) within 3 km, grassland (44%), trees (26%) and shrubs (23%) within 16 km, and grassland (58%) and trees (30%) 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 Custoias (41.1053°, -7.321°, elevation 569 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. 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).