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Caldas da Rainha Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Caldas da Rainha.
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Climate overview of Caldas da Rainha
Caldas da Rainha, Centro Region, Portugal, has a moderate seasonal temperature range, with August reaching 26°C (79°F) and January cooling to 15°C (59°F).
Caldas da Rainha sees a moderate amount of rainfall, totalling around 666 mm (26 in) per year. It experiences a distinct dry season from June to September, with warm summers and mild winters, creating some seasonal variation. August is the sunniest month, averaging 8.5 hours of sunshine per day.
Caldas da Rainha Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Caldas da Rainha - and find the best time to visit.
Monthly Temperature in Caldas da Rainha
In Caldas da Rainha, seasonal changes bring about a moderate variation in temperatures. Average maximum daytime temperatures range from a comfortable 26°C (79°F) in August, the warmest time of the year, to a moderate 15°C (59°F) during cooler months like January.
At night, you can expect temperatures ranging from 18°C (64°F) in August to around 9°C (48°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Caldas da Rainha
Generally, Caldas da Rainha experiences moderate precipitation patterns, averaging 666 mm (26 in) yearly. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives moderate rainfall, averaging 93 mm (3.7 in) of precipitation, recorded across 14 rainy days. In contrast, the driest month July brings less rainfall, with 8.4 mm (0.3 in) over 3 rainy days. For more details, please visit our Caldas da Rainha 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 Caldas da Rainha
Seasonal changes in sunshine hours are quite dramatic in Caldas da Rainha. While August receives considerable daily sunshine with up to 8.5 hours, February marks the darkest time of the year, where sunshine is scarce with only 4.1 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Cabo Carvoeiro, Portugal (24 KM, 15 Miles).
Daily hours of sunshine
Data from: Cabo Carvoeiro, Portugal (24 KM, 15 Miles).
Daily percentage of sunshine
Data from: Cabo Carvoeiro, Portugal (24 KM, 15 Miles).
Humidity in Caldas da Rainha by Month
The city experiences its highest humidity in August, reaching 89%. In March, the humidity drops to its lowest level at 80%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Cabo Carvoeiro, Portugal (24 KM, 15 Miles).
Best Time to Visit Caldas da Rainha
For comfortable weather, consider visiting Caldas da Rainha in May, June, July, August, September and October. Conditions are usually least favourable in January, February and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
good
Feb
good
Mar
very good
Apr
very good
May
excellent
Jun
excellent
Jul
excellent
Aug
excellent
Sep
excellent
Oct
excellent
Nov
very good
Dec
good
- Best overall: May, June, July, August, September and October
- Warmest weather: July, August and September
- Most sunshine: July and August
- Fewest rainy days: July and August
- Seasonal pattern: A distinct dry season from June to September, with warm summers and mild winters
Frequently asked questions about the climate in Caldas da Rainha
What is the best time to visit Caldas da Rainha?
May, June, July, August, September and October typically offer the most optimal weather in Caldas da Rainha. In contrast, January, February and December tend to have less optimal conditions. Caldas da Rainha has a distinct dry season from June to September, with warm summers and mild winters.
What temperatures can I expect in Caldas da Rainha?
Daytime highs range from 15°C (59°F) in January to 26°C (79°F) in August. Nighttime lows range from 9°C (48°F) to 18°C (64°F).
How much rain does Caldas da Rainha get?
Annual rainfall is around 666 mm (26 in). November is the wettest month with 93 mm (3.7 in), while July is the driest with 8.4 mm (0.3 in).
How sunny is Caldas da Rainha?
Caldas da Rainha receives around 2,206 hours of sunshine per year. August is the sunniest month with 255 hours, while February is the cloudiest with just 122 hours. Overall, Caldas da Rainha enjoys abundant sunshine.
Caldas da Rainha 3-Day Forecast
Caldas da Rainha on the map
Caldas da Rainha is highlighted - select any city to see its climate.
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