About Cuellar, Castille and Leon

Cuellar, in Castille and Leon, Spain, is home to roughly 9,600 people in the Central European time zone at 41.4°N latitude.

In 2025, Cuellar averaged an annual temperature of 56°F, with hottest temperatures reaching 100°F in August and lowest around 21°F in January. The city received approximately 25 inches of precipitation during the year.