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Castelo Branco Weather in May
In Castelo Branco, May brings high daytime temperatures around 25°C (77°F), with nights cooling to 12°C (54°F). Some rainfall is to be expected.
Rainfall in Castelo Branco in May
Expect around 11 days of rain based on historical data, with 59 mm (2.3 in) average. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Castelo Branco in May
May in Castelo Branco is generally excellent, with days reaching 25°C (77°F) and nights settling around 12°C (54°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Castelo Branco in May
Expect a lot of sunshine this month, with about 228 hours of sun. These sunny conditions add to the overall experience.If your ideal day consists of dry skies and pleasant temperatures, April, May, September and October typically offer the best circumstances for Castelo Branco.
Castelo Branco Temperature in May
Min Temperature
12°C (54°F)
Max Temperature
25°C (77°F)
Chance of Rain
36%
Precipitation
59 mm (2.3 in)
Rainy days
11 days
Humidity
73% *
Sunshine
228 hours *
Percentage Sunshine
*
* Data from: Penhas Douradas, Portugal (66 KM, 41 Miles).
Castelo Branco Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Castelo Branco - and find the best time to visit.
Best Places in Portugal in May
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Castelo Branco in May
For Castelo Branco in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Castelo Branco in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling10/10 -
Walking10/10 -
Barbeque9/10 -
Camping8/10 -
Outdoor sports10/10
Castelo Branco 3-Day Forecast
More climate data for Castelo Branco
Temperature Rainfall Sunshine Humidity
See the full Castelo Branco climate overview or explore weather in Portugal.
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