If you’re hoping to get lost in the rain on your romantic getaway, take a look at these details about year-round temperatures in Varzo: The hottest months are usually July and August, with an average temperature of 11°C, while the coldest months are January and February, with an average of -5°C. The rainiest months in Varzo are May, June, July and August, with each month seeing an average of 204 mm of rainfall.