Seat Pleasant, Sunday, 9 August, 09:47
Overcast. Feels like 91°. High 92°, low 73°.
In December, Seat Pleasant, MD averages a high of 46° and a low of 32.3°. About 3.5 inches of precipitation fall over the month (9 wet days). The record high is 75.7° (1998) and the record low 1° (1960). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 50.2° | 36° | 35% | 73° (2006) | 18.9° (1967) |
| 2 | 49.6° | 34.9° | 25% | 65.3° (1970) | 18.3° (1967) |
| 3 | 49.8° | 35.1° | 20% | 69.1° (1998) | 19.9° (1976) |
| 4 | 49.5° | 34.7° | 23% | 72.9° (1998) | 18.5° (1966) |
| 5 | 48° | 34.9° | 32% | 71.4° (1998) | 25° (1966) |
| 6 | 48.4° | 34.3° | 37% | 75.7° (1998) | 13.8° (2007) |
| 7 | 47.1° | 33.3° | 22% | 75° (1998) | 6.6° (2002) |
| 8 | 46.8° | 33.4° | 25% | 71.1° (1978) | 19.2° (2003) |
| 9 | 46.6° | 33.3° | 38% | 68.7° (1966) | 17.4° (1989) |
| 10 | 47.5° | 34.2° | 33% | 68.5° (1966) | 15.4° (1989) |
| 11 | 46.8° | 33.4° | 33% | 68.7° (2021) | 18° (1995) |
| 12 | 46.6° | 32.7° | 25% | 69.3° (2015) | 12.9° (1962) |
| 13 | 46.2° | 32.7° | 28% | 70.2° (2015) | 7.7° (1960) |
| 14 | 45.3° | 32.5° | 35% | 69.4° (2015) | 6.8° (1960) |
| 15 | 46.8° | 32.7° | 23% | 67.1° (1971) | 16° (1989) |
| 16 | 46° | 32.5° | 42% | 68.2° (1971) | 10.6° (1989) |
| 17 | 46° | 32.4° | 30% | 67.1° (1984) | 5° (1989) |
| 18 | 44.2° | 31.3° | 18% | 69.3° (2006) | 5.9° (1989) |
| 19 | 43.7° | 29.7° | 27% | 60.4° (1970) | 7.7° (1989) |
| 20 | 43.2° | 29.7° | 25% | 61.2° (1987) | 9.5° (1960) |
| 21 | 44.1° | 31.1° | 25% | 67.1° (2013) | 14° (1981) |
| 22 | 44.6° | 30.7° | 32% | 72.1° (2013) | 3.4° (1989) |
| 23 | 46° | 30.7° | 38% | 64.9° (2015) | 1.2° (1989) |
| 24 | 45.3° | 30.9° | 38% | 69.8° (2015) | 1° (1960) |
| 25 | 43.9° | 29.8° | 37% | 69.8° (2015) | 1.8° (1983) |
| 26 | 41.9° | 29.3° | 25% | 63.3° (1964) | 4.8° (1983) |
| 27 | 42.8° | 29.7° | 18% | 69.8° (2015) | 8.8° (1989) |
| 28 | 45.9° | 31.3° | 27% | 67.8° (1984) | 11.3° (1966) |
| 29 | 45.3° | 32° | 32% | 70.3° (1984) | 12.7° (1961) |
| 30 | 44.2° | 31.3° | 22% | 65.7° (2019) | 11.7° (1961) |
| 31 | 45.1° | 30.9° | 38% | 66.9° (1992) | 3.7° (1962) |