January weather in South Houston, TX
The average temperature in South Houston in January is 55.0°F (46.1°F–63.8°F). Average precipitation: 4.09 inches.
January is a winter month in South Houston, and is cooler than the annual average of 71.1°F. Daily temperatures swing about 17.7°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 10h 18m. For travel, January is a comfortable month to visit.
Avg High
63.8°F
Avg Low
46.1°F
Precipitation
4.09 in
Daylight
10h 18m
January records in South Houston
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 84.9°F (2022) | 25.0°F (1979) | 3.61 in (1944) |
| January 2 | 84.0°F (2026) | 16.0°F (1979) | 1.64 in (1991) |
| January 3 | 82.0°F (1989) | 19.0°F (1979) | 0.78 in (1965) |
| January 4 | 78.1°F (1955) | 21.9°F (1959) | 1.86 in (1946) |
| January 5 | 81.0°F (1998) | 25.0°F (1972) | 1.35 in (1979) |
| January 6 | 82.0°F (2026) | 25.0°F (1970) | 2.13 in (1979) |
| January 7 | 82.0°F (2023) | 19.0°F (1970) | 2.27 in (1993) |
| January 8 | 81.0°F (2026) | 21.0°F (1976) | 1.40 in (2023) |
| January 9 | 82.9°F (1972) | 21.0°F (2010) | 4.06 in (2012) |
| January 10 | 82.9°F (1963) | 17.1°F (1962) | 1.35 in (2001) |
| January 11 | 82.0°F (2023) | 15.1°F (1982) | 1.96 in (1978) |
| January 12 | 80.1°F (1972) | 17.1°F (1962) | 2.17 in (1995) |
| January 13 | 81.0°F (1935) | 23.0°F (1963) | 2.09 in (1999) |
| January 14 | 84.0°F (1971) | 19.0°F (1982) | 1.88 in (1991) |
| January 15 | 81.0°F (2020) | 25.0°F (1979) | 1.35 in (1955) |
| January 16 | 82.0°F (1936) | 20.1°F (2024) | 1.84 in (2008) |
| January 17 | 81.0°F (2023) | 19.2°F (2018) | 2.38 in (1963) |
| January 18 | 81.0°F (1950) | 19.9°F (1940) | 2.24 in (1989) |
| January 19 | 82.0°F (2022) | 10.0°F (1940) | 3.41 in (1968) |
| January 20 | 82.0°F (1972) | 19.0°F (1989) | 2.30 in (1980) |
| January 21 | 81.0°F (2017) | 19.9°F (1940) | 3.97 in (1998) |
| January 22 | 82.0°F (1967) | 18.0°F (1935) | 2.35 in (2015) |
| January 23 | 84.9°F (1972) | 5.0°F (1940) | 1.42 in (1984) |
| January 24 | 84.9°F (2025) | 17.1°F (1963) | 2.30 in (2011) |
| January 25 | 82.0°F (1950) | 24.1°F (1963) | 0.93 in (2012) |
| January 26 | 82.9°F (1975) | 24.1°F (1940) | 1.92 in (2025) |
| January 27 | 82.9°F (1975) | 18.0°F (1940) | 4.10 in (1997) |
| January 28 | 82.0°F (1970) | 26.1°F (1948) | 0.94 in (1966) |
| January 29 | 81.0°F (1957) | 25.0°F (1951) | 2.14 in (1959) |
| January 30 | 82.0°F (1975) | 12.0°F (1949) | 1.70 in (1977) |
| January 31 | 82.9°F (1957) | 10.0°F (1949) | 1.92 in (1934) |