January weather in Portales, NM
The average temperature in Portales in January is 40.2°F (25.5°F–55.0°F). Average precipitation: 0.50 inches. Average snowfall is 1.7 inches.
January is a winter month in Portales, and is cooler than the annual average of 60.1°F. Daily temperatures swing about 29.5°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 9h 57m. For travel, January is cool.
Avg High
55.0°F
Avg Low
25.5°F
Precipitation
0.50 in
Snow
1.7 in
January records in Portales
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 71.1°F (1997) | -9.0°F (1919) | 0.23 in (1993) |
| January 2 | 71.1°F (2009) | -17.0°F (1979) | 0.45 in (1951) |
| January 3 | 73.9°F (1927) | -14.1°F (1947) | 1.00 in (1987) |
| January 4 | 73.0°F (1927) | -18.0°F (1947) | 0.52 in (2005) |
| January 5 | 75.0°F (1927) | -8.0°F (1971) | 0.30 in (1960) |
| January 6 | 73.9°F (1927) | -7.1°F (1960) | 0.57 in (1933) |
| January 7 | 75.0°F (1969) | -5.1°F (1970) | 0.42 in (1920) |
| January 8 | 78.1°F (1969) | -13.0°F (1913) | 1.08 in (1939) |
| January 9 | 73.0°F (2017) | -7.1°F (1913) | 0.50 in (1907) |
| January 10 | 72.0°F (1923) | -5.1°F (1977) | 0.45 in (2013) |
| January 11 | 75.9°F (2017) | -9.9°F (1918) | 0.27 in (1985) |
| January 12 | 71.1°F (1948) | -7.1°F (1918) | 0.15 in (1992) |
| January 13 | 75.0°F (1969) | -15.0°F (1963) | 0.35 in (1992) |
| January 14 | 73.9°F (1969) | 0.0°F (1964) | 0.50 in (1917) |
| January 15 | 75.0°F (1952) | -2.9°F (1964) | 0.75 in (1946) |
| January 16 | 78.1°F (1974) | -0.9°F (1946) | 0.08 in (2020) |
| January 17 | 78.1°F (1974) | -2.0°F (1930) | 0.98 in (1984) |
| January 18 | 77.0°F (1974) | -9.0°F (1984) | 1.90 in (1987) |
| January 19 | 75.0°F (2000) | -8.0°F (1984) | 0.50 in (1990) |
| January 20 | 73.9°F (1950) | -4.0°F (1960) | 0.75 in (2007) |
| January 21 | 80.1°F (1950) | -9.9°F (1918) | 0.92 in (1968) |
| January 22 | 79.0°F (1905) | -11.9°F (1966) | 0.47 in (2015) |
| January 23 | 78.1°F (1972) | -6.0°F (1966) | 0.22 in (1921) |
| January 24 | 80.1°F (1970) | 3.0°F (1963) | 0.80 in (2023) |
| January 25 | 77.0°F (1952) | 1.0°F (1966) | 0.45 in (1962) |
| January 26 | 78.1°F (1975) | -2.9°F (2026) | 0.30 in (1949) |
| January 27 | 78.1°F (1975) | 1.0°F (1948) | 0.30 in (1949) |
| January 28 | 73.0°F (1947) | 1.9°F (1948) | 0.96 in (2010) |
| January 29 | 73.9°F (1927) | -2.0°F (1948) | 0.78 in (1999) |
| January 30 | 75.9°F (1967) | -9.0°F (1949) | 0.34 in (2002) |
| January 31 | 77.0°F (2018) | 1.9°F (1949) | 0.45 in (1978) |