January weather in Nashua, NH
The average temperature in Nashua in January is 24.2°F (13.8°F–34.5°F). Average precipitation: 3.00 inches.
January is a winter month in Nashua, and is cooler than the annual average of 48.8°F. Daily temperatures swing about 20.7°F between overnight low and afternoon high. Daylight averages about 9h 11m. For travel, January is cold.
Avg High
34.5°F
Avg Low
13.8°F
Precipitation
3.00 in
Daylight
9h 11m
January records in Nashua
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 54.0°F (2023) | -8.0°F (2018) | 0.74 in (2025) |
| January 2 | 51.1°F (2019) | -15.0°F (2018) | 0.64 in (2021) |
| January 3 | 48.9°F (2023) | -2.0°F (2018) | 0.15 in (2021) |
| January 4 | 45.0°F (2016) | 3.0°F (2018) | 1.24 in (2015) |
| January 5 | 46.9°F (2017) | 3.9°F (2016) | 0.60 in (2018) |
| January 6 | 41.0°F (2022) | -0.9°F (2018) | 0.15 in (2022) |
| January 7 | 42.1°F (2019) | -11.9°F (2018) | 0.52 in (2024) |
| January 8 | 46.0°F (2016) | -8.0°F (2015) | 0.38 in (2024) |
| January 9 | 43.0°F (2026) | -4.0°F (2017) | 0.39 in (2019) |
| January 10 | 50.0°F (2024) | 0.0°F (2017) | 2.12 in (2024) |
| January 11 | 55.9°F (2016) | 1.0°F (2022) | 0.81 in (2016) |
| January 12 | 66.0°F (2020) | -4.0°F (2022) | 0.13 in (2025) |
| January 13 | 66.9°F (2020) | 8.1°F (2019) | 1.01 in (2018) |
| January 14 | 57.9°F (2018) | 1.0°F (2015) | 0.29 in (2024) |
| January 15 | 48.9°F (2026) | -2.0°F (2022) | 0.04 in (2021) |
| January 16 | 46.9°F (2020) | -6.0°F (2022) | 0.36 in (2021) |
| January 17 | 48.9°F (2021) | 0.0°F (2022) | 0.88 in (2021) |
| January 18 | 50.0°F (2023) | 5.0°F (2015) | 0.61 in (2022) |
| January 19 | 48.9°F (2023) | 6.1°F (2022) | 0.86 in (2015) |
| January 20 | 43.0°F (2015) | 8.1°F (2024) | 0.73 in (2023) |
| January 21 | 46.9°F (2018) | -6.0°F (2025) | 0.52 in (2019) |
| January 22 | 55.0°F (2017) | -11.9°F (2025) | 0.09 in (2026) |
| January 23 | 44.1°F (2017) | -11.9°F (2025) | 0.87 in (2023) |
| January 24 | 48.0°F (2019) | -2.0°F (2026) | 0.68 in (2017) |
| January 25 | 55.0°F (2019) | -2.9°F (2026) | 1.34 in (2019) |
| January 26 | 48.0°F (2024) | 0.0°F (2025) | 1.51 in (2023) |
| January 27 | 52.0°F (2017) | -5.1°F (2022) | 0.37 in (2015) |
| January 28 | 51.1°F (2018) | -4.0°F (2022) | 0.57 in (2015) |
| January 29 | 50.0°F (2018) | -9.9°F (2015) | 0.83 in (2024) |
| January 30 | 46.9°F (2023) | 1.0°F (2026) | 0.49 in (2022) |
| January 31 | 46.0°F (2023) | -11.9°F (2026) | 0.05 in (2015) |