Olhão Weather and Climate: A Comprehensive Guide
Temperatures in Olhão experience a moderate degree of variance through the seasons.
Days can be warm, while the cooler months tend
to be mild.
It maintains moderate precipitation patterns.
Now, let’s explore all the climate details to give you a full picture.
Average maximum day and minimum night temperature
In Olhão, seasonal changes bring about a moderate variation in temperatures. Typically, average maximum daytime temperatures range from a comfortable 27°C in August to a moderate 16°C in the coolest month, January.
Nights are cooler, with lows often dropping to around 11°C during the colder months. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Generally, Olhão receives mid-range precipitation levels, with 500 mm annually. The climate in Olhão shows significant variation throughout the year. Expect moderate rainfall in December, with an average of 89 mm of precipitation over 12 rainy days. In contrast, July offers drier and sunnier days, with around 0.8 mm of rainfall over a single rainy day. For more details, please visit our Olhão Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
For those who appreciate different seasons, Olhão serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 12.0 hours of sunshine daily, and embrace the darker days in December, offering only 5.3 hours of daily sunlight. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average water temperature
The mean water temperature over the year ranges from 15°C in January to 20°C in July.
Water temperature over the year
Average humidity
The relative humidity is high throughout the year in Olhão.
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
Average wind speed
The average wind speed over the year ranges from 3 m/s to 4 m/s. It is lower in January, March, June, July, August, September, October, November and December and higher in February, April and May.
The mean monthly wind speed over the year (meters per second)
clear and no rain clear and no rain clear and no rainForecast for Olhão
5 m/s
4 m/s
7 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Olhão in Portugal
During the months of May, June, September and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The hottest season / summer takes place in June, July, August and September.
Yes, the months of June, July and August are very dry.
August has an average maximum temperature of 27°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 16°C.
December tops the wettest month list with 89 mm of rainfall.
July is the driest month with 1 mm of precipitation.
July is the sunniest month with an average of 361 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
