January weather in San Juan Bautista, CA
The average temperature in San Juan Bautista in January is 49.1°F (38.7°F–59.6°F). Average precipitation: 3.10 inches.
January is a winter month in San Juan Bautista, and is cooler than the annual average of 58.6°F. Daily temperatures swing about 20.9°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 9h 44m. For travel, January is a comfortable month to visit.
Avg High
59.6°F
Avg Low
38.7°F
Precipitation
3.10 in
Daylight
9h 44m
January records in San Juan Bautista
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 72.0°F (2001) | 24.1°F (1976) | 0.95 in (1993) |
| January 2 | 73.9°F (2001) | 25.0°F (1976) | 1.70 in (1997) |
| January 3 | 73.9°F (2001) | 23.0°F (1976) | 2.82 in (2006) |
| January 4 | 75.0°F (2001) | 24.1°F (1993) | 2.24 in (2008) |
| January 5 | 73.9°F (2001) | 27.0°F (1993) | 1.12 in (1982) |
| January 6 | 72.0°F (2001) | 28.9°F (1982) | 0.41 in (2016) |
| January 7 | 69.1°F (1996) | 24.1°F (1982) | 1.13 in (2008) |
| January 8 | 70.0°F (1986) | 26.1°F (1989) | 0.41 in (1950) |
| January 9 | 72.0°F (1990) | 26.1°F (1982) | 2.00 in (2017) |
| January 10 | 73.0°F (1990) | 28.0°F (2011) | 1.77 in (1995) |
| January 11 | 73.0°F (1983) | 27.0°F (1987) | 1.00 in (1980) |
| January 12 | 73.0°F (2009) | 25.0°F (2007) | 0.57 in (1998) |
| January 13 | 73.0°F (1981) | 19.9°F (2007) | 0.99 in (1993) |
| January 14 | 73.9°F (1976) | 21.0°F (2007) | 0.50 in (1950) |
| January 15 | 78.1°F (1976) | 23.0°F (2007) | 0.80 in (1995) |
| January 16 | 75.9°F (1976) | 21.9°F (2007) | 1.70 in (2023) |
| January 17 | 77.0°F (1994) | 23.0°F (1987) | 1.01 in (1993) |
| January 18 | 78.1°F (1976) | 25.0°F (2002) | 0.44 in (1998) |
| January 19 | 78.1°F (2014) | 26.1°F (2002) | 1.06 in (2010) |
| January 20 | 75.9°F (1976) | 28.0°F (2002) | 1.17 in (2010) |
| January 21 | 75.9°F (2014) | 27.0°F (1987) | 0.55 in (1996) |
| January 22 | 73.0°F (2014) | 27.0°F (1991) | 0.71 in (2010) |
| January 23 | 73.0°F (2014) | 26.1°F (2002) | 2.09 in (2000) |
| January 24 | 73.0°F (2014) | 25.0°F (2002) | 0.96 in (1995) |
| January 25 | 73.0°F (1987) | 28.9°F (2002) | 1.05 in (1997) |
| January 26 | 75.0°F (1976) | 28.9°F (1989) | 0.82 in (1997) |
| January 27 | 79.0°F (1976) | 28.9°F (1990) | 1.19 in (1983) |
| January 28 | 75.0°F (1976) | 28.0°F (1990) | 1.98 in (2021) |
| January 29 | 79.0°F (1976) | 27.0°F (1991) | 0.79 in (1998) |
| January 30 | 78.1°F (1976) | 27.0°F (1991) | 0.81 in (1981) |
| January 31 | 84.0°F (1976) | 5.0°F (1998) | 0.88 in (1996) |