January weather in Green River, WY
The average temperature in Green River in January is 19.6°F (8.1°F–31.0°F). Average precipitation: 0.69 inches. Average snowfall is 6.3 inches.
January is a winter month in Green River, and is cooler than the annual average of 44.1°F. Daily temperatures swing about 22.9°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 9h 19m. For travel, January is cold.
Avg High
31.0°F
Avg Low
8.1°F
Precipitation
0.69 in
Snow
6.3 in
January records in Green River
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 55.0°F (1938) | -40.0°F (1979) | 0.13 in (1923) |
| January 2 | 53.1°F (1939) | -38.0°F (1979) | 0.35 in (2023) |
| January 3 | 55.0°F (1918) | -34.1°F (1974) | 0.20 in (1950) |
| January 4 | 54.0°F (1918) | -27.9°F (1974) | 0.29 in (1940) |
| January 5 | 55.0°F (1927) | -35.0°F (1973) | 1.00 in (2017) |
| January 6 | 53.1°F (1927) | -32.1°F (1973) | 0.23 in (1940) |
| January 7 | 54.0°F (1954) | -35.0°F (1973) | 0.20 in (1973) |
| January 8 | 55.0°F (2009) | -32.1°F (1979) | 0.38 in (1962) |
| January 9 | 60.1°F (1983) | -32.1°F (1979) | 0.13 in (1957) |
| January 10 | 54.0°F (1928) | -31.0°F (1962) | 0.13 in (1949) |
| January 11 | 55.9°F (1988) | -29.9°F (1962) | 0.30 in (2025) |
| January 12 | 54.0°F (1936) | -36.9°F (1963) | 0.25 in (1979) |
| January 13 | 51.1°F (1928) | -25.1°F (1963) | 0.23 in (1979) |
| January 14 | 57.9°F (1928) | -25.1°F (2013) | 0.33 in (1906) |
| January 15 | 55.0°F (1921) | -27.9°F (2007) | 0.23 in (1969) |
| January 16 | 55.0°F (1938) | -20.0°F (1922) | 0.34 in (1956) |
| January 17 | 55.0°F (1921) | -26.0°F (1930) | 0.34 in (1999) |
| January 18 | 50.0°F (1919) | -35.0°F (1984) | 0.40 in (2019) |
| January 19 | 54.0°F (1920) | -32.1°F (1922) | 0.32 in (1951) |
| January 20 | 59.0°F (1920) | -31.0°F (1984) | 0.20 in (2018) |
| January 21 | 52.0°F (1950) | -29.0°F (1930) | 0.40 in (1962) |
| January 22 | 48.9°F (1943) | -29.0°F (1930) | 0.55 in (2019) |
| January 23 | 51.1°F (1938) | -34.1°F (1962) | 0.21 in (1978) |
| January 24 | 55.9°F (1959) | -34.1°F (1962) | 0.48 in (1949) |
| January 25 | 51.1°F (1970) | -29.9°F (1949) | 1.10 in (2017) |
| January 26 | 52.0°F (1920) | -29.9°F (1949) | 0.18 in (1930) |
| January 27 | 57.9°F (2015) | -27.9°F (1949) | 0.55 in (1956) |
| January 28 | 53.1°F (1920) | -20.9°F (2017) | 0.25 in (1949) |
| January 29 | 59.0°F (1931) | -29.0°F (1949) | 0.15 in (1947) |
| January 30 | 57.9°F (1931) | -29.9°F (1979) | 0.30 in (1947) |
| January 31 | 57.0°F (2003) | -38.9°F (1985) | 1.09 in (1905) |