It’s typically best to fly out from San Luis Obispo to Florence at noon. Doing so could potentially save you 14% on the flight price compared to flying in the morning, which is usually more expensive.
In terms of precipitation, rainfall in Florence ranges from 1.2 - 3.9 inches per month. October is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Florence when rainfall is around 1.2 in.
If weather is an important factor for your trip to Florence, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).