January weather in Castana, IA
The average temperature in Castana in January is 19.5°F (10.3°F–28.6°F). Average precipitation: 0.63 inches. Average snowfall is 7.1 inches.
January is a winter month in Castana, and is cooler than the annual average of 48.2°F. Daily temperatures swing about 18.3°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 9h 15m. For travel, January is cold.
Avg High
28.6°F
Avg Low
10.3°F
Precipitation
0.63 in
Snow
7.1 in
January records in Castana
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 53.1°F (1954) | -18.0°F (1974) | 0.26 in (2007) |
| January 2 | 60.1°F (1964) | -20.0°F (2010) | 0.25 in (1951) |
| January 3 | 55.0°F (2004) | -20.0°F (2010) | 1.16 in (1949) |
| January 4 | 48.9°F (1964) | -18.9°F (1969) | 0.08 in (1952) |
| January 5 | 60.1°F (1956) | -16.1°F (1960) | 0.48 in (1989) |
| January 6 | 64.0°F (2012) | -16.1°F (1971) | 0.18 in (2015) |
| January 7 | 51.1°F (1990) | -22.0°F (1968) | 0.19 in (2010) |
| January 8 | 62.1°F (2003) | -18.9°F (1988) | 0.20 in (2016) |
| January 9 | 60.1°F (2003) | -18.0°F (1977) | 0.30 in (1957) |
| January 10 | 60.1°F (2003) | -24.0°F (1982) | 0.58 in (2011) |
| January 11 | 57.9°F (2012) | -14.1°F (1974) | 0.51 in (1963) |
| January 12 | 57.0°F (1987) | -23.1°F (1974) | 0.28 in (1993) |
| January 13 | 61.0°F (1987) | -18.0°F (1982) | 0.28 in (2001) |
| January 14 | 57.9°F (1996) | -18.0°F (1972) | 0.58 in (1960) |
| January 15 | 55.9°F (1990) | -22.0°F (1972) | 0.89 in (1960) |
| January 16 | 60.1°F (2006) | -22.0°F (1977) | 0.92 in (1980) |
| January 17 | 55.0°F (1989) | -15.0°F (1977) | 0.43 in (2017) |
| January 18 | 57.0°F (1951) | -18.9°F (1967) | 0.45 in (1996) |
| January 19 | 51.1°F (2006) | -22.0°F (1970) | 0.72 in (1952) |
| January 20 | 62.1°F (2014) | -20.9°F (1985) | 0.65 in (2010) |
| January 21 | 57.0°F (1992) | -27.0°F (1970) | 0.30 in (1973) |
| January 22 | 57.0°F (1989) | -13.0°F (1963) | 0.59 in (1973) |
| January 23 | 60.1°F (1981) | -20.9°F (1963) | 0.51 in (1972) |
| January 24 | 64.9°F (1981) | -18.0°F (1961) | 0.32 in (1967) |
| January 25 | 50.0°F (1968) | -14.1°F (1972) | 0.51 in (1950) |
| January 26 | 59.0°F (2002) | -18.9°F (1950) | 0.83 in (2001) |
| January 27 | 66.9°F (2002) | -18.9°F (1950) | 0.59 in (1949) |
| January 28 | 63.0°F (2006) | -20.0°F (1972) | 0.38 in (1989) |
| January 29 | 53.1°F (1976) | -25.1°F (1966) | 0.65 in (1983) |
| January 30 | 53.1°F (1964) | -20.0°F (1966) | 0.38 in (2001) |
| January 31 | 64.0°F (2012) | -18.9°F (1985) | 0.24 in (1958) |