UTC Offset
UTC+01:00
Custoias, Portugal Snapshot 2026
Where is Custoias?
Custoias, Portugal
- Continent
- Europe
- Country
- Portugal
- City
- Custoias
- Population
- 19.4K
- Coordinates
- 41.11°, -7.32°
Custoias is a city in Portugal with a population of approximately 19.4K. Average temperatures range from 2°C (36°F) in January to 30°C (87°F) in August. The best time to visit is June, July, August, September.
Time in Custoias right now
Open full time & time zone page 23:40 40
Tuesday, June 30, 2026
IANA time zone
Europe/Lisbon
Daylight saving
DST in effect
GMT / WEST
Next DST change
October 25
backward -1h
Live weather in Custoias
Daylight in Custoias today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 06m
Climate normals for Custoias
Long-term monthly averages based on historical data.
January
Poor 
February
Fair March
Fair April
Good May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 10°C / 2°C | 7°C / 0°C | 8days (62 mm) Wet | 5.9h Fair | 84% Humid | 2.3 Moderate | Poor | View Details |
| February | 12°C / 3°C | 10°C / 1°C | 7days (46 mm) Good | 7.2h Good | 78% Humid | 3.3 Moderate | Fair | View Details |
| March | 14°C / 5°C | 11°C / 2°C | 10days (70 mm) Wet | 8.7h Good | 75% Muggy | 4.4 Moderate | Fair | View Details |
| April | 17°C / 7°C | 15°C / 5°C | 10days (65 mm) Wet | 10.2h Excellent | 71% Muggy | 6 High | Good | View Details |
| May | 21°C / 10°C | 20°C / 9°C | 7days (40 mm) Good | 11.6h Excellent | 66% Muggy | 7.1 Very High | Good | View Details |
| June best | 25°C / 14°C | 25°C / 13°C | 7days (33 mm) Good | 12.5h Excellent | 64% Muggy | 7.6 Very High | Excellent | View Details |
| July best | 30°C / 16°C | 30°C / 16°C | 2days (10 mm) Excellent | 13.3h Excellent | 55% Moderate | 8 Very High | Excellent | View Details |
| August best | 30°C / 16°C | 30°C / 17°C | 2days (6 mm) Excellent | 12.5h Excellent | 54% Moderate | 7.4 Very High | Excellent | View Details |
| September best | 25°C / 13°C | 24°C / 13°C | 4days (29 mm) Good | 10.4h Excellent | 63% Muggy | 5.8 High | Excellent | View Details |
| October | 20°C / 11°C | 19°C / 10°C | 9days (74 mm) Wet | 8h Good | 71% Muggy | 3.8 Moderate | Good | View Details |
| November | 14°C / 6°C | 11°C / 4°C | 11days (69 mm) Wet | 6.2h Fair | 82% Humid | 2.7 Moderate | Fair | View Details |
| December | 11°C / 4°C | 8°C / 1°C | 8days (67 mm) Wet | 5.5h Fair | 87% Very Muggy | 2.1 Moderate | Poor | View Details |
Monthly Temperatures
High Low
Line chart showing monthly temperatures. Jan: 10°C / 2°C . Feb: 12°C / 3°C . Mar: 14°C / 5°C . Apr: 17°C / 7°C . May: 21°C / 10°C . Jun: 25°C / 14°C . Jul: 30°C / 16°C . Aug: 30°C / 16°C . Sep: 25°C / 13°C . Oct: 20°C / 11°C . Nov: 14°C / 6°C . Dec: 11°C / 4°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 62 mm. Feb: 46 mm. Mar: 70 mm. Apr: 65 mm. May: 40 mm. Jun: 33 mm. Jul: 10 mm. Aug: 6 mm. Sep: 29 mm. Oct: 74 mm. Nov: 69 mm. Dec: 67 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 84%. Feb: 78%. Mar: 75%. Apr: 71%. May: 66%. Jun: 64%. Jul: 55%. Aug: 54%. Sep: 63%. Oct: 71%. Nov: 82%. Dec: 87%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 13 km/h . Feb: 14 km/h . Mar: 16 km/h . Apr: 15 km/h . May: 14 km/h . Jun: 14 km/h . Jul: 14 km/h . Aug: 13 km/h . Sep: 13 km/h . Oct: 14 km/h . Nov: 14 km/h . Dec: 13 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 6. May: UV 7. Jun: UV 8. Jul: UV 8. Aug: UV 7. Sep: UV 6. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Custoias has a population of approximately 19.4K.
The best months to visit Custoias are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Custoias receives approximately 571mm of rainfall annually across 85 rainy days.
Custoias is located in Portugal, in the Europe region.