January weather in Westfield, NJ
The average temperature in Westfield in January is 32.6°F (25.1°F–40.2°F). Average precipitation: 3.73 inches. Average snowfall is 7.0 inches.
January is a winter month in Westfield, and is cooler than the annual average of 54.6°F. Daily temperatures swing about 15.1°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 24m. For travel, January is cold.
Avg High
40.2°F
Avg Low
25.1°F
Precipitation
3.73 in
Snow
7.0 in
January records in Westfield
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 63.0°F (1973) | 10.0°F (1997) | 0.75 in (1982) |
| January 2 | 64.0°F (2005) | 7.0°F (1999) | 1.85 in (1987) |
| January 3 | 62.1°F (1979) | 1.0°F (2001) | 2.10 in (1999) |
| January 4 | 64.9°F (2000) | 1.0°F (2001) | 2.76 in (1982) |
| January 5 | 66.9°F (1998) | 3.0°F (1981) | 1.15 in (1993) |
| January 6 | 68.0°F (2007) | 3.0°F (1996) | 0.81 in (2005) |
| January 7 | 73.0°F (2007) | 1.0°F (2014) | 1.17 in (1995) |
| January 8 | 63.0°F (2008) | 1.0°F (1981) | 1.48 in (1979) |
| January 9 | 69.1°F (1998) | -5.1°F (1981) | 1.20 in (1978) |
| January 10 | 66.9°F (1998) | -0.9°F (2004) | 1.26 in (1977) |
| January 11 | 64.9°F (1975) | -4.0°F (1988) | 1.18 in (1983) |
| January 12 | 61.0°F (2014) | -7.1°F (1981) | 1.60 in (1991) |
| January 13 | 61.0°F (1995) | -8.0°F (1981) | 0.55 in (1975) |
| January 14 | 70.0°F (1995) | 5.0°F (1974) | 1.25 in (1978) |
| January 15 | 69.1°F (1995) | -2.9°F (1988) | 0.75 in (1983) |
| January 16 | 66.9°F (1995) | -0.9°F (1994) | 1.10 in (1991) |
| January 17 | 63.0°F (1990) | -6.0°F (1982) | 1.10 in (1994) |
| January 18 | 64.9°F (1990) | -2.9°F (1977) | 1.98 in (2015) |
| January 19 | 64.9°F (1986) | -7.1°F (1994) | 0.90 in (1996) |
| January 20 | 57.0°F (2013) | -4.0°F (1994) | 1.35 in (1978) |
| January 21 | 62.1°F (2006) | -9.9°F (1985) | 2.71 in (1979) |
| January 22 | 64.0°F (2006) | -0.9°F (1985) | 0.85 in (1987) |
| January 23 | 59.0°F (1973) | -2.0°F (1976) | 1.44 in (2005) |
| January 24 | 63.0°F (1989) | 1.0°F (1987) | 1.85 in (1998) |
| January 25 | 61.0°F (1993) | 0.0°F (2014) | 1.34 in (1997) |
| January 26 | 60.1°F (2010) | 5.0°F (1982) | 2.02 in (1986) |
| January 27 | 68.0°F (1974) | -6.0°F (1994) | 1.73 in (1976) |
| January 28 | 66.9°F (1974) | -2.0°F (1987) | 2.02 in (1994) |
| January 29 | 62.1°F (2002) | -2.0°F (1977) | 1.18 in (1973) |
| January 30 | 71.1°F (2002) | -0.9°F (1977) | 1.38 in (1990) |
| January 31 | 66.9°F (2013) | 6.1°F (1977) | 1.17 in (2013) |