Olhos de Água Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Olhos de Água.
Climate overview of Olhos de Água
Temperatures in Olhos de Água, Algarve, Portugal, vary greatly throughout the year. August is the hottest month at 28°C (82°F), while January is the coldest at 16°C (61°F).
Olhos de Água sees a moderate amount of rainfall, totalling around 500 mm (20 in) per year. It experiences a distinct dry season from May to September, with warm summers and mild winters, creating some seasonal variation. Sunshine peaks in July, when the city sees around 12.0 hours of sunshine per day.
Olhos de Água Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Olhos de Água - and find the best time to visit.
Monthly Temperature in Olhos de Água
The climate in Olhos de Água is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 28°C (82°F) in August, the warmest time of the year, to a moderate 16°C (61°F) during cooler months like January.
At night, you can expect temperatures ranging from 19°C (66°F) in August to around 10°C (50°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Olhos de Água
Generally, Olhos de Água receives mid-range precipitation levels, with 500 mm (20 in) annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, December it receives moderate rainfall, averaging 85 mm (3.3 in) of precipitation, recorded across 12 rainy days. In contrast, the driest month July brings less rainfall, with 1.1 mm (0.04 in) over a single rainy day. For more details, please visit our Olhos de Água Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Olhos de Água
Seasonal changes in sunshine hours are quite dramatic in Olhos de Água. While July receives considerable daily sunshine with up to 12.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 5.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Olhos de Água by Month
The relative humidity is high throughout the year in Olhos de Água.
The city experiences its highest humidity in January, reaching 77%. In July, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Olhos de Água
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, May, June, July, August, September and October
- Warmest weather: July and August
- Most sunshine: April, July and August
- Fewest rainy days: June, July, August and September
- Seasonal pattern: A distinct dry season from May to September, with warm summers and mild winters
Frequently asked questions about the climate in Olhos de Água
What is the best time to visit Olhos de Água?
April, May, June, July, August, September and October typically offer the most optimal weather in Olhos de Água. In contrast, January, February and December tend to have less optimal conditions. Olhos de Água has a distinct dry season from May to September, with warm summers and mild winters.
What temperatures can I expect in Olhos de Água?
Daytime highs range from 16°C (61°F) in January to 28°C (82°F) in August. Nighttime lows range from 10°C (50°F) to 19°C (66°F). Temperatures vary considerably through the year.
How much rain does Olhos de Água get?
Annual rainfall is around 500 mm (20 in). December is the wettest month with 85 mm (3.3 in), while July is the driest with 1.1 mm (0.04 in).
How sunny is Olhos de Água?
Olhos de Água receives around 3,135 hours of sunshine per year. July is the sunniest month with 361 hours, while December is the cloudiest with just 158 hours. Overall, Olhos de Água enjoys abundant sunshine.
Olhos de Água 3-Day Forecast
Olhos de Água on the map
Olhos de Água is highlighted - select any city to see its climate.
Popular this month
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
7 of the most budget-friendly destinations in Europe
Discover Europe's top budget-friendly destinations including Budapest, Kotor, Krakow, and more, perfect for affordable and exciting travel.
Alentejo, where time stands still
The quiet region is known for its rolling green hills and it is a true hiking paradise. Architectural highlights can be found in the castles, ancient monasteries or when exploring the countless charming villages.
An eco-friendly guide to Lagos travel
Lagos, Portugal is a great place to visit while being careful about your environmental footprint. Here you find some tips about environmentally places to stay, where to eat and how to get around in the area.
What to do in Lisbon: our tips for an unforgettable city trip
Lisbon is a bustling city with many special places. In this article you find the best sights, good restaurants and nice places to stay in Lisbon.