January weather in Ukiah, CA
The average temperature in Ukiah in January is 47.1°F (37.4°F–56.9°F). Average precipitation: 7.39 inches.
January is a winter month in Ukiah, and is cooler than the annual average of 58.9°F. Daily temperatures swing about 19.5°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 9h 32m. For travel, January is a wet month.
Avg High
56.9°F
Avg Low
37.4°F
Precipitation
7.39 in
Daylight
9h 32m
January records in Ukiah
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 69.1°F (1972) | 17.1°F (1919) | 3.79 in (1997) |
| January 2 | 70.0°F (1996) | 19.0°F (1919) | 2.29 in (1936) |
| January 3 | 70.0°F (1984) | 19.9°F (1919) | 4.40 in (1901) |
| January 4 | 73.9°F (1984) | 18.0°F (1949) | 4.07 in (1895) |
| January 5 | 71.1°F (1984) | 18.0°F (1910) | 3.32 in (1959) |
| January 6 | 73.0°F (1911) | 15.1°F (1913) | 1.33 in (1953) |
| January 7 | 75.0°F (1962) | 21.9°F (1919) | 3.26 in (1990) |
| January 8 | 81.0°F (1962) | 16.0°F (1937) | 4.34 in (1995) |
| January 9 | 79.0°F (1962) | 18.0°F (1937) | 3.38 in (1995) |
| January 10 | 71.1°F (1938) | 16.0°F (1949) | 2.15 in (1927) |
| January 11 | 73.0°F (1983) | 14.0°F (1949) | 4.26 in (1979) |
| January 12 | 75.0°F (2009) | 12.0°F (1898) | 3.17 in (1980) |
| January 13 | 75.0°F (2009) | 19.0°F (2007) | 2.58 in (1980) |
| January 14 | 75.0°F (1967) | 19.0°F (2007) | 5.30 in (1894) |
| January 15 | 75.0°F (1920) | 19.9°F (1917) | 2.42 in (1906) |
| January 16 | 75.0°F (1920) | 19.9°F (1949) | 5.66 in (1974) |
| January 17 | 77.0°F (1920) | 16.0°F (1917) | 2.72 in (1954) |
| January 18 | 75.9°F (1920) | 17.1°F (1917) | 5.20 in (1906) |
| January 19 | 73.9°F (1975) | 15.1°F (1922) | 2.80 in (1911) |
| January 20 | 73.0°F (1975) | 17.1°F (1922) | 4.30 in (1993) |
| January 21 | 73.9°F (1975) | 17.1°F (1937) | 5.50 in (1943) |
| January 22 | 78.1°F (1934) | 19.0°F (1922) | 3.15 in (1895) |
| January 23 | 80.1°F (1948) | 21.0°F (1922) | 4.68 in (1970) |
| January 24 | 77.0°F (1948) | 18.0°F (1949) | 2.01 in (1970) |
| January 25 | 72.0°F (1899) | 19.0°F (1922) | 3.14 in (1997) |
| January 26 | 81.0°F (1934) | 21.9°F (1949) | 3.43 in (1983) |
| January 27 | 82.0°F (1984) | 21.9°F (1902) | 2.50 in (2008) |
| January 28 | 77.0°F (1984) | 19.9°F (1899) | 1.84 in (1996) |
| January 29 | 77.0°F (1931) | 19.0°F (1957) | 2.18 in (1968) |
| January 30 | 73.9°F (1965) | 21.0°F (1957) | 3.85 in (1963) |
| January 31 | 75.0°F (1953) | 21.0°F (1923) | 3.20 in (1963) |