Serta, in Castelo Branco, Portugal, is home to roughly 5,600 people in the Europe/Lisbon time zone at 39.8°N latitude.
In 2025, Serta averaged an annual temperature of 60°F, with hottest temperatures reaching 103°F in June and lowest around 27°F in January. The city received approximately 53 inches of precipitation during the year.
View historical weather for Serta · More cities in Castelo Branco