January weather in Monticello, UT
The average temperature in Monticello in January is 27.0°F (16.8°F–37.2°F). Average precipitation: 1.14 inches.
January is a winter month in Monticello, and is cooler than the annual average of 47.3°F. Daily temperatures swing about 20.4°F between overnight low and afternoon high. Daylight averages about 9h 39m. For travel, January is cold.
Avg High
37.2°F
Avg Low
16.8°F
Precipitation
1.14 in
Daylight
9h 39m
January records in Monticello
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 53.1°F (2026) | 5.0°F (2020) | 0.25 in (2019) |
| January 2 | 54.0°F (2018) | -2.0°F (2019) | 1.85 in (2023) |
| January 3 | 46.9°F (2012) | -0.9°F (2019) | 0.06 in (2023) |
| January 4 | 46.0°F (2025) | -0.9°F (2022) | 0.01 in (2023) |
| January 5 | 50.0°F (2012) | 1.0°F (2013) | 0.07 in (2016) |
| January 6 | 46.9°F (2026) | 5.0°F (2017) | 0.34 in (2019) |
| January 7 | 48.0°F (2015) | 0.0°F (2017) | 0.13 in (2019) |
| January 8 | 55.0°F (2015) | 12.9°F (2020) | 0.87 in (2016) |
| January 9 | 46.9°F (2015) | 9.0°F (2024) | 0.10 in (2017) |
| January 10 | 50.0°F (2018) | 3.9°F (2024) | 0.23 in (2017) |
| January 11 | 42.1°F (2022) | 3.9°F (2020) | 0.29 in (2018) |
| January 12 | 43.0°F (2017) | -4.0°F (2013) | 0.03 in (2024) |
| January 13 | 51.1°F (2026) | -4.0°F (2013) | 0.75 in (2015) |
| January 14 | 54.0°F (2026) | -2.0°F (2013) | 0.06 in (2015) |
| January 15 | 52.0°F (2026) | -2.0°F (2013) | 0.37 in (2017) |
| January 16 | 55.9°F (2026) | 1.9°F (2013) | 0.80 in (2019) |
| January 17 | 46.9°F (2022) | 1.9°F (2013) | 0.58 in (2023) |
| January 18 | 50.0°F (2021) | 6.1°F (2012) | 0.43 in (2019) |
| January 19 | 50.0°F (2018) | 1.9°F (2025) | 0.03 in (2021) |
| January 20 | 48.9°F (2018) | 3.9°F (2025) | 0.17 in (2017) |
| January 21 | 51.1°F (2012) | 0.0°F (2025) | 0.78 in (2017) |
| January 22 | 46.9°F (2014) | 1.9°F (2025) | 0.80 in (2012) |
| January 23 | 48.0°F (2026) | 7.0°F (2019) | 0.43 in (2017) |
| January 24 | 43.0°F (2022) | 6.1°F (2025) | 0.25 in (2021) |
| January 25 | 45.0°F (2022) | 5.0°F (2017) | 0.24 in (2021) |
| January 26 | 48.9°F (2015) | 3.9°F (2026) | 0.25 in (2021) |
| January 27 | 57.0°F (2015) | 0.0°F (2021) | 0.69 in (2013) |
| January 28 | 48.9°F (2014) | 9.0°F (2023) | 0.25 in (2013) |
| January 29 | 53.1°F (2024) | 10.0°F (2013) | 0.14 in (2013) |
| January 30 | 53.1°F (2024) | 8.1°F (2013) | 0.09 in (2021) |
| January 31 | 53.1°F (2018) | 9.0°F (2013) | 0.19 in (2015) |