January weather in Yountville, CA
The average temperature in Yountville in January is 47.7°F (38.4°F–57.0°F). Average precipitation: 5.47 inches.
January is a winter month in Yountville, and is cooler than the annual average of 59°F. Daily temperatures swing about 18.6°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 36m. For travel, January is a wet month.
Avg High
57.0°F
Avg Low
38.4°F
Precipitation
5.47 in
Daylight
9h 36m
January records in Yountville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 70.0°F (1973) | 21.9°F (1961) | 1.21 in (1900) |
| January 2 | 66.0°F (2020) | 19.9°F (1960) | 2.11 in (1900) |
| January 3 | 69.1°F (2014) | 23.0°F (1968) | 1.33 in (1987) |
| January 4 | 66.9°F (2014) | 21.9°F (1968) | 6.75 in (1982) |
| January 5 | 69.1°F (2014) | 21.9°F (1968) | 3.70 in (1966) |
| January 6 | 66.0°F (1977) | 21.9°F (1973) | 1.43 in (2019) |
| January 7 | 69.1°F (2015) | 23.0°F (1973) | 1.57 in (1990) |
| January 8 | 84.0°F (1962) | 25.0°F (1955) | 2.01 in (1995) |
| January 9 | 82.0°F (1962) | 23.0°F (1957) | 4.28 in (1995) |
| January 10 | 80.1°F (1962) | 24.1°F (1957) | 2.16 in (2017) |
| January 11 | 71.1°F (1984) | 25.0°F (1955) | 5.75 in (1979) |
| January 12 | 81.0°F (2009) | 26.1°F (1955) | 2.55 in (1980) |
| January 13 | 70.0°F (2009) | 19.9°F (1963) | 2.19 in (1993) |
| January 14 | 66.9°F (1981) | 23.0°F (1963) | 3.30 in (1970) |
| January 15 | 71.1°F (1966) | 23.0°F (1963) | 2.98 in (1894) |
| January 16 | 73.0°F (1991) | 24.1°F (1962) | 3.10 in (1996) |
| January 17 | 72.0°F (2014) | 23.0°F (1963) | 1.85 in (1954) |
| January 18 | 77.0°F (2021) | 27.0°F (1957) | 1.95 in (1973) |
| January 19 | 78.1°F (1976) | 27.0°F (1987) | 1.30 in (1962) |
| January 20 | 77.0°F (1976) | 21.9°F (1963) | 4.75 in (1894) |
| January 21 | 73.9°F (1976) | 23.0°F (1963) | 3.74 in (1970) |
| January 22 | 73.0°F (1974) | 25.0°F (1962) | 2.35 in (1997) |
| January 23 | 75.0°F (1974) | 23.0°F (1962) | 1.52 in (2012) |
| January 24 | 75.0°F (1984) | 21.9°F (1962) | 2.17 in (1983) |
| January 25 | 73.9°F (1984) | 21.0°F (1954) | 2.42 in (1997) |
| January 26 | 75.0°F (1984) | 27.0°F (1976) | 2.03 in (1983) |
| January 27 | 73.9°F (1984) | 25.0°F (1957) | 1.80 in (1893) |
| January 28 | 73.0°F (1976) | 21.9°F (1975) | 0.88 in (2005) |
| January 29 | 70.0°F (1976) | 24.1°F (1957) | 2.20 in (1968) |
| January 30 | 73.9°F (1976) | 21.0°F (1975) | 3.23 in (1963) |
| January 31 | 78.1°F (2015) | 24.1°F (1972) | 2.24 in (1963) |