January weather in Barstow, CA
The average temperature in Barstow in January is 47.1°F (35.3°F–59.0°F). Average precipitation: 0.76 inches.
January is a winter month in Barstow, and is cooler than the annual average of 65.7°F. Daily temperatures swing about 23.7°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 9h 54m. For travel, January is cool.
Avg High
59.0°F
Avg Low
35.3°F
Precipitation
0.76 in
Daylight
9h 54m
January records in Barstow
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 71.1°F (1981) | 21.0°F (1989) | 0.87 in (2017) |
| January 2 | 75.9°F (1997) | 19.9°F (1995) | 0.34 in (2004) |
| January 3 | 73.0°F (1996) | 18.0°F (1997) | 0.48 in (1995) |
| January 4 | 72.0°F (1996) | 19.9°F (1997) | 0.73 in (1987) |
| January 5 | 72.0°F (2018) | 19.9°F (1993) | 0.57 in (2008) |
| January 6 | 69.1°F (1984) | 18.0°F (1995) | 0.46 in (2023) |
| January 7 | 73.0°F (2018) | 18.0°F (1995) | 0.63 in (1993) |
| January 8 | 71.1°F (2022) | 19.0°F (1995) | 0.56 in (1993) |
| January 9 | 72.0°F (1996) | 21.9°F (1982) | 0.55 in (2005) |
| January 10 | 73.0°F (1996) | 26.1°F (1986) | 0.30 in (2005) |
| January 11 | 73.0°F (1996) | 27.0°F (1987) | 1.10 in (2015) |
| January 12 | 73.0°F (1986) | 21.0°F (2013) | 0.54 in (2001) |
| January 13 | 72.0°F (1986) | 17.1°F (2013) | 0.20 in (1993) |
| January 14 | 72.0°F (1996) | 12.0°F (2007) | 0.40 in (2017) |
| January 15 | 78.1°F (1996) | 18.0°F (2007) | 0.43 in (2019) |
| January 16 | 73.9°F (1994) | 17.1°F (2007) | 0.25 in (1993) |
| January 17 | 73.9°F (1994) | 18.0°F (1987) | 0.90 in (1988) |
| January 18 | 73.9°F (1994) | 21.9°F (1985) | 0.32 in (1993) |
| January 19 | 73.0°F (1986) | 21.9°F (1983) | 0.53 in (2010) |
| January 20 | 75.9°F (1994) | 24.1°F (2002) | 0.27 in (2016) |
| January 21 | 73.9°F (1986) | 21.9°F (1983) | 1.00 in (2010) |
| January 22 | 69.1°F (1981) | 23.0°F (2025) | 0.40 in (2010) |
| January 23 | 70.0°F (1994) | 23.0°F (2002) | 0.44 in (2024) |
| January 24 | 71.1°F (1984) | 25.0°F (2025) | 0.25 in (1994) |
| January 25 | 72.0°F (2003) | 27.0°F (2002) | 0.31 in (1995) |
| January 26 | 71.1°F (2003) | 26.1°F (1995) | 0.25 in (2013) |
| January 27 | 73.9°F (2012) | 26.1°F (2022) | 0.42 in (1983) |
| January 28 | 73.0°F (1984) | 21.9°F (1985) | 0.34 in (2005) |
| January 29 | 75.0°F (1984) | 25.0°F (1995) | 0.51 in (1985) |
| January 30 | 73.9°F (2003) | 23.0°F (1995) | 0.20 in (1986) |
| January 31 | 77.0°F (2003) | 25.0°F (1985) | 0.30 in (2015) |