January in Turrialba is the sunniest month of the year. In January, the weather in Turrialba is typically warm. Average daily high temperature in January is about 22 degrees above zero. On average, Turrialba has 16 partly cloudy, 8 sunny, 4 rainy, and 3 cloudy days in January. The rains are usually moderate. January as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Turrialba.