This page contains a list of the average monthly high and low temperatures in San Rafael, California for the month of January each year between 1894 and 2024. It is based on NOAA data.
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What Was the Hottest January Ever in San Rafael?
2014 was the warmest January in the history of San Rafael, California. The average daily high temperature was 65.1 °F, and the average low was 43.3 °F.
What Was the Coldest January Ever in San Rafael?
1949 was the coolest January in the history of San Rafael, California. The average daily high temperature was 52.2 °F, and the average low was 33.1 °F.