January weather in Casa Grande, AZ
The average temperature in Casa Grande in January is 53.9°F (39.1°F–68.7°F). Average precipitation: 0.79 inches.
January is a winter month in Casa Grande, and is cooler than the annual average of 72.4°F. Daily temperatures swing about 29.6°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 10h 3m. For travel, January is a comfortable month to visit.
Avg High
68.7°F
Avg Low
39.1°F
Precipitation
0.79 in
Daylight
10h 3m
January records in Casa Grande
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 81.0°F (1981) | 19.9°F (1976) | 0.58 in (1977) |
| January 2 | 82.0°F (2006) | 19.0°F (1919) | 0.74 in (1942) |
| January 3 | 80.1°F (1909) | 17.1°F (1950) | 0.86 in (2005) |
| January 4 | 79.0°F (1909) | 19.0°F (1950) | 1.40 in (1995) |
| January 5 | 80.1°F (1927) | 18.0°F (1950) | 0.49 in (1987) |
| January 6 | 82.0°F (2006) | 21.0°F (1950) | 0.75 in (1937) |
| January 7 | 82.0°F (2006) | 19.0°F (1971) | 0.72 in (2008) |
| January 8 | 86.0°F (1927) | 19.0°F (1971) | 0.50 in (2008) |
| January 9 | 81.0°F (1996) | 21.0°F (1930) | 0.54 in (2001) |
| January 10 | 84.0°F (1948) | 21.9°F (1944) | 1.75 in (1905) |
| January 11 | 82.0°F (1953) | 21.9°F (1964) | 0.73 in (1960) |
| January 12 | 82.9°F (1953) | 21.0°F (1964) | 0.90 in (1981) |
| January 13 | 81.0°F (1986) | 19.9°F (1963) | 0.63 in (1960) |
| January 14 | 79.0°F (1908) | 19.9°F (1963) | 0.43 in (1969) |
| January 15 | 84.9°F (2000) | 17.1°F (2007) | 0.44 in (1978) |
| January 16 | 82.9°F (1940) | 21.0°F (1964) | 0.47 in (2023) |
| January 17 | 82.0°F (1976) | 23.0°F (2006) | 1.05 in (1979) |
| January 18 | 81.0°F (1921) | 19.9°F (1928) | 0.35 in (1966) |
| January 19 | 86.0°F (1971) | 21.0°F (1928) | 0.33 in (1980) |
| January 20 | 86.0°F (1986) | 21.0°F (1935) | 1.10 in (1933) |
| January 21 | 82.9°F (2009) | 17.1°F (1937) | 0.90 in (1962) |
| January 22 | 80.1°F (1967) | 18.0°F (1937) | 0.52 in (1982) |
| January 23 | 79.0°F (1986) | 17.1°F (1937) | 0.74 in (2024) |
| January 24 | 81.0°F (1908) | 18.0°F (1932) | 0.31 in (2004) |
| January 25 | 84.9°F (1908) | 19.0°F (1937) | 0.59 in (1949) |
| January 26 | 84.9°F (1951) | 23.0°F (1926) | 0.50 in (1901) |
| January 27 | 87.1°F (1908) | 21.9°F (1904) | 0.55 in (2001) |
| January 28 | 82.9°F (1908) | 17.1°F (1932) | 0.54 in (2008) |
| January 29 | 84.9°F (1935) | 19.9°F (1932) | 0.38 in (1983) |
| January 30 | 88.0°F (1940) | 21.0°F (1979) | 0.90 in (1902) |
| January 31 | 84.9°F (2003) | 23.0°F (1979) | 1.14 in (1951) |