Parkville, Sunday, 9 August, 18:16
Clear. Feels like 95°. High 90°, low 72°.
In September, Parkville, MD averages a high of 75.9° and a low of 61.1°. About 4.4 inches of precipitation fall over the month (9 wet days). The record high is 98.4° (2023) and the record low 41.7° (1963). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 80.1° | 64.9° | 27% | 93.2° (2010) | 54.5° (1967) |
| 2 | 79.9° | 64.6° | 40% | 93° (1980) | 54.3° (2009) |
| 3 | 80.6° | 64.9° | 30% | 95.5° (2023) | 51.1° (1967) |
| 4 | 80.4° | 65.3° | 32% | 98.1° (2023) | 53.8° (1997) |
| 5 | 79.5° | 64.9° | 30% | 97.5° (2023) | 53.8° (1997) |
| 6 | 79.3° | 64.2° | 33% | 98.4° (2023) | 53.1° (2000) |
| 7 | 79.5° | 63.5° | 28% | 90.7° (1998) | 50.5° (1984) |
| 8 | 78.6° | 63.7° | 27% | 91° (1985) | 50.4° (2024) |
| 9 | 78.1° | 63.1° | 25% | 89.8° (1985) | 51.8° (2024) |
| 10 | 78.1° | 63.1° | 32% | 93.2° (1983) | 51.8° (2017) |
| 11 | 77.4° | 62.6° | 23% | 94.5° (1983) | 51.1° (1967) |
| 12 | 77.2° | 62.2° | 25% | 90.9° (2019) | 49.3° (1967) |
| 13 | 77.5° | 61.9° | 28% | 87.8° (2005) | 49.8° (1967) |
| 14 | 77.5° | 62.4° | 32% | 88.7° (1962) | 48.2° (1975) |
| 15 | 75.7° | 61.2° | 38% | 88.9° (1970) | 48.7° (1975) |
| 16 | 75° | 60.1° | 28% | 91.4° (1970) | 48.6° (1984) |
| 17 | 75.2° | 60.6° | 40% | 92.3° (1991) | 47.8° (1986) |
| 18 | 75.7° | 60.4° | 35% | 86.9° (1978) | 45.1° (1990) |
| 19 | 74.5° | 59.5° | 20% | 88.7° (1983) | 47.8° (2020) |
| 20 | 74.7° | 59.5° | 17% | 85.6° (1983) | 45.5° (2020) |
| 21 | 75° | 59.9° | 30% | 86.2° (1998) | 45° (1962) |
| 22 | 74.1° | 59.9° | 42% | 90.3° (1970) | 44.6° (2020) |
| 23 | 73° | 58.5° | 37% | 91.2° (1970) | 46.6° (1963) |
| 24 | 71.8° | 57.4° | 25% | 90.9° (2010) | 41.7° (1963) |
| 25 | 71.6° | 57.6° | 33% | 89.1° (1970) | 43.9° (1983) |
| 26 | 72.3° | 58.6° | 43% | 87.6° (1970) | 46° (2001) |
| 27 | 73° | 58.8° | 43% | 89.1° (1998) | 46.2° (2000) |
| 28 | 71.8° | 58.3° | 38% | 85.5° (2019) | 45.7° (1984) |
| 29 | 69.8° | 56.8° | 32% | 83.8° (2019) | 44.8° (2000) |
| 30 | 68.9° | 55.2° | 33% | 87.3° (1986) | 44.2° (1992) |