Collingswood, Sunday, 9 August, 09:50
Overcast. Feels like 91°. High 86°, low 73°.
In December, Collingswood, NJ averages a high of 44.5° and a low of 31°. About 3.8 inches of precipitation fall over the month (10 wet days). The record high is 74.3° (1998) and the record low -4.2° (1963). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 48.9° | 35.2° | 32% | 70.9° (2006) | 13.5° (1967) |
| 2 | 48.2° | 34.2° | 30% | 63.1° (1970) | 7.5° (1967) |
| 3 | 48.4° | 34° | 27% | 66.2° (1991) | 16.2° (1976) |
| 4 | 47.7° | 33.4° | 23% | 71.2° (1998) | 15.1° (1966) |
| 5 | 46.4° | 33.4° | 30% | 69.6° (1982) | 21.4° (1966) |
| 6 | 47.7° | 33.6° | 38% | 70.2° (1998) | 18.7° (2002) |
| 7 | 45.9° | 32.5° | 22% | 74.3° (1998) | 5.4° (2002) |
| 8 | 44.8° | 32.5° | 27% | 65.3° (1978) | 17.4° (2005) |
| 9 | 45.5° | 31.3° | 37% | 66.4° (1966) | 11.3° (1989) |
| 10 | 46.2° | 32.9° | 35% | 67.6° (1966) | 14.5° (1968) |
| 11 | 45.7° | 32.2° | 42% | 67.1° (2021) | 14.9° (1968) |
| 12 | 45.1° | 31.6° | 30% | 67.6° (2015) | 9.5° (1988) |
| 13 | 45° | 31.5° | 28% | 70.5° (2015) | 6.8° (1982) |
| 14 | 44.2° | 31.3° | 38% | 67.6° (2015) | 4.3° (2005) |
| 15 | 45.3° | 31.6° | 27% | 65.3° (2015) | 7.7° (1960) |
| 16 | 45.1° | 31.5° | 37% | 64.6° (1971) | 12.4° (2025) |
| 17 | 44.4° | 31.3° | 30% | 63.5° (1984) | 12.7° (1989) |
| 18 | 42.8° | 29.5° | 20% | 65.5° (2006) | 5.4° (1960) |
| 19 | 41.9° | 27.9° | 23% | 62.8° (1990) | 2.3° (1973) |
| 20 | 41.5° | 28° | 32% | 57.7° (1999) | 4.8° (1963) |
| 21 | 43° | 29.7° | 28% | 63.7° (2013) | 9.1° (1981) |
| 22 | 43.2° | 29.7° | 32% | 69.6° (2013) | 5.2° (1989) |
| 23 | 44.4° | 29.8° | 37% | 64.6° (2015) | -0.8° (1989) |
| 24 | 43.9° | 29.7° | 38% | 69.3° (2015) | -2° (1960) |
| 25 | 42.8° | 28.4° | 38% | 66.9° (2015) | 2.1° (1983) |
| 26 | 40.5° | 28.4° | 30% | 61.7° (1964) | 4.1° (1983) |
| 27 | 40.3° | 28.2° | 25% | 64° (2015) | 4.8° (1989) |
| 28 | 43.9° | 29.3° | 27% | 65.1° (2008) | 7.2° (1960) |
| 29 | 43.7° | 30° | 30% | 68.5° (1984) | 6.8° (1961) |
| 30 | 41.9° | 28.9° | 27% | 61.2° (1990) | 2.5° (1961) |
| 31 | 42.8° | 28.8° | 42% | 65.3° (1992) | -4.2° (1963) |