January weather in Hartville, WY
The average temperature in Hartville in January is 26.4°F (13.8°F–39.0°F). Average precipitation: 0.37 inches.
January is a winter month in Hartville, and is cooler than the annual average of 48.6°F. Daily temperatures swing about 25.2°F between overnight low and afternoon high. Daylight averages about 9h 14m. For travel, January is cold.
Avg High
39.0°F
Avg Low
13.8°F
Precipitation
0.37 in
Daylight
9h 14m
January records in Hartville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 53.1°F (2026) | -9.0°F (2019) | 0.12 in (2023) |
| January 2 | 55.9°F (1963) | -22.0°F (1974) | 0.43 in (1976) |
| January 3 | 57.9°F (2026) | -22.0°F (1974) | 0.12 in (1972) |
| January 4 | 57.9°F (2026) | -16.1°F (1974) | 0.24 in (1971) |
| January 5 | 55.0°F (2019) | -23.1°F (2015) | 0.15 in (1979) |
| January 6 | 52.0°F (2014) | -15.0°F (1971) | 0.10 in (1987) |
| January 7 | 55.9°F (2022) | -18.0°F (1971) | 0.32 in (2022) |
| January 8 | 55.0°F (2020) | -11.9°F (1971) | 0.06 in (1969) |
| January 9 | 60.1°F (2013) | -16.1°F (1974) | 0.46 in (2023) |
| January 10 | 54.0°F (2019) | -15.0°F (1974) | 0.10 in (1963) |
| January 11 | 57.9°F (2026) | -20.9°F (1963) | 0.13 in (2023) |
| January 12 | 57.9°F (2026) | -23.1°F (1963) | 0.14 in (1972) |
| January 13 | 57.9°F (2026) | -15.0°F (1963) | 0.12 in (2023) |
| January 14 | 55.9°F (2026) | -8.0°F (2013) | 0.05 in (2014) |
| January 15 | 60.1°F (1974) | 3.9°F (1964) | 0.06 in (1965) |
| January 16 | 66.9°F (1974) | -4.0°F (1978) | 0.13 in (1978) |
| January 17 | 55.9°F (2022) | -6.0°F (1978) | 0.36 in (2019) |
| January 18 | 51.1°F (2022) | -9.9°F (1963) | 0.28 in (1974) |
| January 19 | 55.0°F (1971) | -29.9°F (1963) | 0.15 in (1980) |
| January 20 | 64.0°F (1971) | -13.0°F (2025) | 0.20 in (1970) |
| January 21 | 59.0°F (2014) | -14.1°F (2025) | 0.24 in (1970) |
| January 22 | 54.0°F (1964) | -4.0°F (1963) | 0.20 in (1974) |
| January 23 | 52.0°F (2013) | -20.0°F (1963) | 0.10 in (2023) |
| January 24 | 57.9°F (2013) | -11.9°F (1963) | 0.25 in (1986) |
| January 25 | 48.9°F (1971) | -0.9°F (1963) | 0.14 in (1980) |
| January 26 | 57.0°F (2016) | -9.9°F (1963) | 0.08 in (1979) |
| January 27 | 59.0°F (2014) | -18.9°F (1963) | 0.11 in (1975) |
| January 28 | 59.0°F (1971) | -7.1°F (1963) | 0.13 in (2021) |
| January 29 | 55.9°F (2025) | -5.1°F (2023) | 0.20 in (2021) |
| January 30 | 54.0°F (2022) | -20.0°F (2023) | 0.15 in (1965) |
| January 31 | 60.1°F (1971) | -25.1°F (2023) | 0.17 in (1981) |