January weather in Fossil, OR
The average temperature in Fossil in January is 34.0°F (25.8°F–42.2°F). Average precipitation: 1.40 inches.
January is a winter month in Fossil, and is cooler than the annual average of 47.4°F. Daily temperatures swing about 16.4°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 8h 57m. For travel, January is cold.
Avg High
42.2°F
Avg Low
25.8°F
Precipitation
1.40 in
Daylight
8h 57m
January records in Fossil
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 62.1°F (1964) | -18.9°F (1979) | 0.40 in (1937) |
| January 2 | 60.1°F (2007) | -8.0°F (1978) | 0.81 in (1924) |
| January 3 | 62.1°F (1996) | -15.0°F (1959) | 0.53 in (1987) |
| January 4 | 64.0°F (1984) | -15.0°F (1979) | 0.73 in (1982) |
| January 5 | 60.1°F (1984) | -15.0°F (1979) | 0.88 in (2010) |
| January 6 | 59.0°F (2006) | -16.1°F (1979) | 1.06 in (2025) |
| January 7 | 63.0°F (1983) | -18.0°F (1979) | 1.11 in (1990) |
| January 8 | 57.9°F (1953) | -9.9°F (1974) | 0.52 in (1976) |
| January 9 | 60.1°F (2007) | -11.9°F (1974) | 0.62 in (1970) |
| January 10 | 64.0°F (1999) | -9.9°F (1949) | 2.50 in (2022) |
| January 11 | 62.1°F (1983) | -18.9°F (1963) | 0.85 in (1969) |
| January 12 | 61.0°F (2009) | -15.0°F (1963) | 0.80 in (1980) |
| January 13 | 60.1°F (2009) | -6.0°F (1993) | 1.00 in (2006) |
| January 14 | 62.1°F (2014) | -9.9°F (1950) | 0.45 in (1956) |
| January 15 | 57.9°F (1973) | -5.1°F (2017) | 1.03 in (1956) |
| January 16 | 57.9°F (1974) | -13.0°F (1957) | 0.45 in (1986) |
| January 17 | 61.0°F (1985) | -11.9°F (1957) | 0.63 in (1951) |
| January 18 | 62.1°F (2005) | -11.9°F (1957) | 1.15 in (1953) |
| January 19 | 64.0°F (1975) | -6.0°F (1957) | 0.80 in (2016) |
| January 20 | 62.1°F (2005) | -8.0°F (1954) | 0.89 in (1999) |
| January 21 | 64.0°F (2005) | -14.1°F (1962) | 0.70 in (1972) |
| January 22 | 63.0°F (2005) | -16.1°F (1962) | 0.56 in (1986) |
| January 23 | 63.0°F (2005) | -6.0°F (1969) | 0.78 in (1965) |
| January 24 | 66.9°F (2015) | -14.1°F (1949) | 0.66 in (2012) |
| January 25 | 70.0°F (2015) | -8.0°F (1949) | 0.30 in (1931) |
| January 26 | 70.0°F (2015) | -26.0°F (1957) | 0.57 in (1947) |
| January 27 | 63.0°F (2011) | -23.1°F (1957) | 1.10 in (1950) |
| January 28 | 63.0°F (2024) | -11.9°F (1957) | 1.79 in (2020) |
| January 29 | 66.9°F (2024) | -15.0°F (1950) | 2.40 in (2024) |
| January 30 | 66.9°F (1989) | -15.0°F (1950) | 1.29 in (1997) |
| January 31 | 64.9°F (1971) | -24.0°F (1950) | 0.50 in (1963) |