Slaughter Beach, Sunday, 9 August, 05:30
Overcast. Feels like 79°. High 90°, low 76°.
In December, Slaughter Beach, DE averages a high of 46.8° and a low of 36.3°. About 3.9 inches of precipitation fall over the month (10 wet days). The record high is 70.7° (1998) and the record low 8.1° (1962). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 51.1° | 40.5° | 30% | 69.8° (2006) | 24.4° (1967) |
| 2 | 50.4° | 39.4° | 20% | 64.6° (2023) | 25.9° (2024) |
| 3 | 50.4° | 39.4° | 23% | 68.9° (1991) | 21.4° (1976) |
| 4 | 49.6° | 38.3° | 18% | 68.9° (1998) | 20.3° (1966) |
| 5 | 48.2° | 38.5° | 33% | 68.4° (1982) | 28° (1966) |
| 6 | 49.3° | 38.5° | 32% | 68.9° (1998) | 25.7° (2007) |
| 7 | 48.2° | 37.9° | 28% | 70.7° (1998) | 25° (2002) |
| 8 | 47.1° | 37.6° | 28% | 66.7° (1978) | 23.7° (2005) |
| 9 | 48° | 37° | 37% | 66.4° (1978) | 23.4° (1989) |
| 10 | 48.9° | 38.5° | 38% | 64.4° (2023) | 19.6° (1968) |
| 11 | 48.2° | 37.6° | 38% | 68.5° (2024) | 21.6° (1995) |
| 12 | 46.9° | 37° | 22% | 63.1° (2015) | 15.8° (1988) |
| 13 | 47.5° | 37° | 32% | 64.6° (2015) | 13.5° (1960) |
| 14 | 46.9° | 36.3° | 37% | 66.6° (2015) | 16.7° (1989) |
| 15 | 47.7° | 36.9° | 23% | 65.1° (2015) | 17.6° (2025) |
| 16 | 47.5° | 36.9° | 40% | 66.2° (1971) | 17.8° (1989) |
| 17 | 46.8° | 36.1° | 38% | 63.3° (2024) | 16.2° (1989) |
| 18 | 44.8° | 35.1° | 23% | 64.4° (1984) | 16.3° (1989) |
| 19 | 45° | 33.8° | 27% | 62.4° (1990) | 19.6° (1989) |
| 20 | 43.9° | 33.8° | 33% | 58.6° (1999) | 15.1° (1963) |
| 21 | 44.6° | 34.7° | 33% | 64° (2018) | 17.4° (1989) |
| 22 | 45.3° | 34.5° | 38% | 67.1° (2013) | 10° (1989) |
| 23 | 46.6° | 35.1° | 37% | 64.9° (1990) | 10.8° (1989) |
| 24 | 46° | 34.7° | 35% | 68.7° (2015) | 9.5° (1983) |
| 25 | 45.1° | 33.8° | 38% | 66.7° (2015) | 8.2° (1983) |
| 26 | 42.4° | 33.1° | 30% | 61.7° (1964) | 10.8° (1983) |
| 27 | 42.6° | 33.1° | 18% | 65.5° (2015) | 13.3° (1989) |
| 28 | 46.2° | 35.1° | 27% | 64.4° (2018) | 16.3° (2017) |
| 29 | 46.4° | 35.6° | 33% | 67.3° (2024) | 17.4° (2017) |
| 30 | 44.2° | 34.7° | 27% | 68.9° (2019) | 17.4° (1962) |
| 31 | 45.5° | 34.3° | 47% | 62.4° (1990) | 8.1° (1962) |