December weather in St. Jo, TX
The average temperature in St. Jo in December is °F (°F–°F). Average precipitation: 2.42 inches.
December is a winter month in St. Jo, and is cooler than the annual average of 0°F. Expect about 7 days with precipitation. Daylight averages about 9h 46m.
Avg High
°F
Avg Low
°F
Precipitation
2.42 in
Daylight
9h 46m
December records in St. Jo
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 61.0°F (1979) | 30.0°F (1979) | 0.47 in (1955) |
| December 2 | 64.0°F (1976) | 26.1°F (1976) | 0.94 in (1991) |
| December 3 | 75.9°F (1976) | 27.0°F (1976) | 2.24 in (1993) |
| December 4 | 71.1°F (1979) | 32.0°F (1976) | 1.13 in (1998) |
| December 5 | 78.1°F (1979) | 32.0°F (1976) | 1.10 in (1944) |
| December 6 | 62.1°F (1979) | 34.0°F (1976) | 1.90 in (1943) |
| December 7 | 66.9°F (1979) | 19.9°F (1976) | 3.08 in (1947) |
| December 8 | 62.1°F (1979) | 19.9°F (1976) | 1.42 in (1980) |
| December 9 | 64.0°F (1979) | 30.0°F (1976) | 1.22 in (1994) |
| December 10 | 70.0°F (1979) | 34.0°F (1979) | 1.25 in (1971) |
| December 11 | 80.1°F (1979) | 26.1°F (1976) | 1.96 in (1963) |
| December 12 | 64.9°F (1979) | 25.0°F (1976) | 1.33 in (1999) |
| December 13 | 59.0°F (1976) | 28.0°F (1979) | 0.55 in (2015) |
| December 14 | 62.1°F (1976) | 30.0°F (1976) | 3.14 in (1992) |
| December 15 | 60.1°F (1976) | 37.0°F (1976) | 1.22 in (1947) |
| December 16 | 70.0°F (1976) | 32.0°F (1976) | 1.64 in (1959) |
| December 17 | 73.9°F (1976) | 10.0°F (1979) | 1.82 in (2001) |
| December 18 | 57.0°F (1979) | 10.0°F (1979) | 0.99 in (1995) |
| December 19 | 66.0°F (1979) | 21.9°F (1979) | 1.79 in (1956) |
| December 20 | 70.0°F (1979) | 28.9°F (1976) | 1.82 in (1991) |
| December 21 | 73.9°F (1979) | 15.1°F (1976) | 1.61 in (1997) |
| December 22 | 75.9°F (1979) | 16.0°F (1976) | 0.95 in (2013) |
| December 23 | 55.0°F (1979) | 48.0°F (1979) | 0.45 in (1988) |
| December 24 | 57.9°F (1979) | 39.9°F (1979) | 0.97 in (1997) |
| December 25 | 70.0°F (1979) | 36.0°F (1979) | 1.37 in (1975) |
| December 26 | 72.0°F (1979) | 39.9°F (1979) | 1.57 in (1987) |
| December 27 | 62.1°F (1979) | 44.1°F (1979) | 1.75 in (2015) |
| December 28 | 55.0°F (1979) | 48.0°F (1979) | 1.75 in (2015) |
| December 29 | 46.0°F (1979) | 45.0°F (1979) | 2.20 in (1969) |
| December 30 | 48.0°F (1979) | 9.0°F (1976) | 1.56 in (2006) |
| December 31 | 50.0°F (1979) | 14.0°F (1976) | 1.30 in (1947) |