UTC Offset
UTC+01:00
Olivais, Portugal Snapshot 2026
Where is Olivais?
Olivais, Portugal
- Continent
- Europe
- Country
- Portugal
- City
- Olivais
- Population
- 33.8K
- Coordinates
- 38.77°, -9.11°
Olivais is a city in Portugal with a population of approximately 33.8K. Average temperatures range from 9°C (49°F) in January to 28°C (82°F) in August. The best time to visit is June, July, August, September.
Time in Olivais right now
Open full time & time zone page 16:12 12
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 Olivais
Daylight in Olivais today
View full sunrise & sunset page Sunrise
Sunset
Day length
14h 51m
Climate normals for Olivais
Long-term monthly averages based on historical data.
January
Fair 
February
Good March
Good April
Good May
Excellent June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Excellent November
Good December
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 15°C / 9°C | 12°C / 7°C | 7days (54 mm) Good | 7.2h Good | 81% Humid | 2.8 Moderate | Fair | View Details |
| February | 16°C / 10°C | 14°C / 8°C | 7days (45 mm) Good | 8.2h Good | 79% Humid | 3.9 Moderate | Good | View Details |
| March | 17°C / 11°C | 15°C / 8°C | 10days (76 mm) Wet | 9.6h Good | 77% Humid | 5.1 High | Good | View Details |
| April | 19°C / 12°C | 18°C / 11°C | 11days (57 mm) Wet | 11h Excellent | 76% Humid | 6.7 High | Good | View Details |
| May | 22°C / 15°C | 22°C / 13°C | 5days (38 mm) Good | 12.3h Excellent | 72% Muggy | 7.7 Very High | Excellent | View Details |
| June best | 24°C / 17°C | 25°C / 16°C | 3days (10 mm) Excellent | 12.9h Excellent | 71% Muggy | 7.9 Very High | Excellent | View Details |
| July best | 27°C / 18°C | 28°C / 18°C | 1days (3 mm) Excellent | 13h Excellent | 69% Muggy | 8.1 Very High | Excellent | View Details |
| August best | 28°C / 19°C | 29°C / 19°C | 0days (1 mm) Excellent | 12.2h Excellent | 69% Muggy | 7.6 Very High | Excellent | View Details |
| September best | 26°C / 18°C | 26°C / 18°C | 3days (22 mm) Excellent | 10.8h Excellent | 72% Muggy | 6.3 High | Excellent | View Details |
| October | 23°C / 16°C | 23°C / 16°C | 8days (56 mm) Wet | 8.9h Good | 76% Humid | 4.6 Moderate | Excellent | View Details |
| November | 18°C / 13°C | 16°C / 11°C | 9days (74 mm) Wet | 7.4h Good | 82% Humid | 3.3 Moderate | Good | View Details |
| December | 16°C / 11°C | 14°C / 9°C | 8days (67 mm) Wet | 7.2h Good | 83% Humid | 2.6 Moderate | Good | View Details |
Monthly Temperatures
High Low
Line chart showing monthly temperatures. Jan: 15°C / 9°C . Feb: 16°C / 10°C . Mar: 17°C / 11°C . Apr: 19°C / 12°C . May: 22°C / 15°C . Jun: 24°C / 17°C . Jul: 27°C / 18°C . Aug: 28°C / 19°C . Sep: 26°C / 18°C . Oct: 23°C / 16°C . Nov: 18°C / 13°C . Dec: 16°C / 11°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 54 mm. Feb: 45 mm. Mar: 76 mm. Apr: 57 mm. May: 38 mm. Jun: 10 mm. Jul: 3 mm. Aug: 1 mm. Sep: 22 mm. Oct: 56 mm. Nov: 74 mm. Dec: 67 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 81%. Feb: 79%. Mar: 77%. Apr: 76%. May: 72%. Jun: 71%. Jul: 69%. Aug: 69%. Sep: 72%. Oct: 76%. Nov: 82%. Dec: 83%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 18 km/h . Mar: 21 km/h . Apr: 20 km/h . May: 20 km/h . Jun: 21 km/h . Jul: 21 km/h . Aug: 21 km/h . Sep: 19 km/h . Oct: 18 km/h . Nov: 18 km/h . Dec: 18 km/h .
Sea Temperature
Sea Temperature swim
Line chart showing monthly sea temperature. Jan: 15°C . Feb: 15°C . Mar: 15°C . Apr: 17°C . May: 18°C . Jun: 19°C . Jul: 20°C . Aug: 20°C . Sep: 19°C . Oct: 19°C . Nov: 18°C . Dec: 16°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 4. Mar: UV 5. Apr: UV 7. May: UV 8. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 6. Oct: UV 5. Nov: UV 3. Dec: UV 3.
Frequently Asked Questions
Olivais has a population of approximately 33.8K.
The best months to visit Olivais are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Olivais receives approximately 503mm of rainfall annually across 72 rainy days.
Olivais is located in Portugal, in the Europe region.