January weather in Thiensville, WI
The average temperature in Thiensville in January is 23.5°F (17.0°F–30.0°F). Average precipitation: 1.58 inches.
January is a winter month in Thiensville, and is cooler than the annual average of 47.8°F. Daily temperatures swing about 13°F between overnight low and afternoon high. Daylight averages about 9h 8m. For travel, January is cold.
Avg High
30.0°F
Avg Low
17.0°F
Precipitation
1.58 in
Daylight
9h 8m
January records in Thiensville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 52.0°F (2011) | 1.0°F (2014) | 0.50 in (2019) |
| January 2 | 42.1°F (2020) | -2.0°F (2018) | 0.35 in (2021) |
| January 3 | 48.9°F (2020) | -8.0°F (2014) | 0.10 in (2019) |
| January 4 | 39.9°F (2019) | -7.1°F (2014) | 0.20 in (2015) |
| January 5 | 45.0°F (2019) | -2.0°F (2015) | 0.03 in (2022) |
| January 6 | 51.1°F (2019) | -15.0°F (2014) | 0.12 in (2024) |
| January 7 | 48.9°F (2012) | -16.1°F (2014) | 0.35 in (2019) |
| January 8 | 48.0°F (2019) | -14.1°F (2014) | 0.59 in (2019) |
| January 9 | 55.9°F (2026) | -9.9°F (2014) | 0.47 in (2026) |
| January 10 | 51.1°F (2020) | -6.0°F (2014) | 0.67 in (2024) |
| January 11 | 54.0°F (2018) | -0.9°F (2022) | 0.61 in (2013) |
| January 12 | 55.0°F (2018) | 1.9°F (2016) | 0.20 in (2024) |
| January 13 | 48.9°F (2013) | 1.0°F (2016) | 1.38 in (2024) |
| January 14 | 54.0°F (2026) | -5.1°F (2024) | 0.03 in (2026) |
| January 15 | 37.9°F (2020) | -7.1°F (2024) | 0.30 in (2021) |
| January 16 | 39.9°F (2021) | 3.0°F (2025) | 0.16 in (2021) |
| January 17 | 44.1°F (2012) | -5.1°F (2024) | 0.53 in (2017) |
| January 18 | 51.1°F (2025) | -2.0°F (2024) | 1.05 in (2020) |
| January 19 | 42.1°F (2017) | -2.0°F (2026) | 0.41 in (2023) |
| January 20 | 45.0°F (2013) | -6.0°F (2025) | 0.40 in (2017) |
| January 21 | 54.0°F (2018) | -11.0°F (2025) | 0.14 in (2012) |
| January 22 | 45.0°F (2017) | -11.0°F (2025) | 0.40 in (2018) |
| January 23 | 46.0°F (2017) | -15.0°F (2026) | 1.02 in (2018) |
| January 24 | 46.0°F (2017) | -16.1°F (2026) | 0.35 in (2010) |
| January 25 | 42.1°F (2010) | -13.0°F (2026) | 0.29 in (2020) |
| January 26 | 39.0°F (2025) | -9.0°F (2022) | 0.38 in (2017) |
| January 27 | 50.0°F (2018) | -9.0°F (2022) | 0.30 in (2024) |
| January 28 | 43.0°F (2025) | -13.0°F (2014) | 0.50 in (2019) |
| January 29 | 46.0°F (2025) | -11.9°F (2014) | 0.88 in (2013) |
| January 30 | 57.9°F (2013) | -0.9°F (2026) | 0.82 in (2013) |
| January 31 | 57.9°F (2025) | -8.0°F (2023) | 1.01 in (2021) |