São Gemil Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit São Gemil.
Climate overview of São Gemil
São Gemil, Portugal, experiences significant temperature variation throughout the year. Summers bring daytime highs of 29°C (84°F) in August, while winters cool to 13°C (55°F) in January.
The city receives considerable rainfall, with around 1072 mm (42 in) annually. October is the wettest month. It has a distinct dry season from June to August, with warm summers and mild winters. The sunniest month is July, with 11.5 hours of sunshine per day on average.
São Gemil Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in São Gemil - and find the best time to visit.
Monthly Temperature in São Gemil
Depending on the time of the year, temperatures range from comfortable to moderate in São Gemil. Typically, average maximum daytime temperatures range from a comfortable 29°C (84°F) in August to a moderate 13°C (55°F) in the coolest month, January.
Nights vary from 16°C (61°F) in August to around 4°C (39°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in São Gemil
São Gemil has a relatively rainy climate with high precipitation levels, averaging 1072 mm (42 in) of rainfall annually. The climate in São Gemil shows significant variation throughout the year. Expect high rainfall in October, the wettest month, with an average of 143 mm (5.6 in) of precipitation over 13 rainy days.
In contrast, the driest month July offers drier and sunnier days, with around 14 mm (0.6 in) of rainfall over 6 rainy days. For more details, please visit our São Gemil 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 São Gemil
For those who appreciate different seasons, São Gemil serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.5 hours of sunshine daily, and embrace the darker days in December, offering only 3.5 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in São Gemil by Month
The relative humidity is high throughout the year in São Gemil.
The city experiences its highest humidity in February, reaching 81%. In August, the humidity drops to its lowest level at 55%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit São Gemil
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July, August and September
- Warmest weather: July and August
- Most sunshine: July and August
- Fewest rainy days: July and August
- Seasonal pattern: A distinct dry season from June to August, with warm summers and mild winters
Frequently asked questions about the climate in São Gemil
What is the best time to visit São Gemil?
May, June, July, August and September typically offer the most optimal weather in São Gemil. In contrast, January and December tend to have less optimal conditions. São Gemil has a distinct dry season from June to August, with warm summers and mild winters.
What temperatures can I expect in São Gemil?
Daytime highs range from 13°C (55°F) in January to 29°C (84°F) in August. Nighttime lows range from 4°C (39°F) to 16°C (61°F). Temperatures vary considerably through the year.
How much rain does São Gemil get?
Annual rainfall is around 1072 mm (42 in). October is the wettest month with 143 mm (5.6 in), while July is the driest with 14 mm (0.6 in).
How sunny is São Gemil?
São Gemil receives around 2,427 hours of sunshine per year. July is the sunniest month with 345 hours, while December is the cloudiest with just 105 hours. Overall, São Gemil enjoys abundant sunshine.
São Gemil 3-Day Forecast
São Gemil on the map
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