Weather will likely play an important role when you plan your trip to Lajas Adentro, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually March and April, with an average temperature of 27°C, while the coldest months are December and November, with an average of 24°C. The rainiest months in Lajas Adentro are October, August, November and July, with each month seeing an average of 636 mm of rainfall.