Santa Rosa weather in January (California, United States of America)
Looking to travel to Santa Rosa in January? Check out this comprehensive weather guide.
In January, Santa Rosa typically experiences moderate temperatures and high rainfall. January falls within the winter season. Throughout the daytime, temperatures often hover around 15°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 4°C.
Santa Rosa in January usually receives high rainfall, averaging around 111 mm for the month. Rain is expected on roughly 10 days.
With around 190 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.
If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Santa Rosa. April, May, June, July, August, September and October typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Santa Rosa climate page with graphs.
Santa Rosa, monthly averages in January
Where to go in the United States of America in January
Find out more about the weather in the United States of America in January and which places have the best weather conditions in this month.
So, what should you wear in Santa Rosa in January?
Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in January.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Santa Rosa.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.