The highest day temperature in January 2024 was 100°F. The lowest night temperature was 65°F. The average values for day and night temperatures during January were 90.1°F и 71.7°F respectivly.

Most of the days in January are sunny but you can also expect cloudy and gloomy days.

Precipitation total in January for San Rafael is 1.0 in. It makes january the most rainy month of the year.

The average wind speed in January is 9.0 mph. It makes January one of the most windy months of the year for San Rafael.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for San Rafael in January is 10.4 hours.