Tiffin, domingo, 9 agosto, 12:00
Nublado. Sensación de 87°. Máxima 92°, mínima 67°.
En septiembre, Tiffin, IA tiene una máxima media de 74.5° y una mínima media de 57.6°. Caen unas 3.5 pulgadas de precipitación (8 días de lluvia). El récord de calor es 97.3° (2013) y el de frío 32.5° (1984). Las normales se calculan sobre los últimos 60 años.
| Día | Máxima | Mínima | Prob. lluvia | Récord máx. | Récord mín. |
|---|---|---|---|---|---|
| 1 | 79.3° | 63° | 30% | 95.4° (1984) | 47.8° (1967) |
| 2 | 79.9° | 63° | 27% | 93.9° (2000) | 49.6° (1968) |
| 3 | 78.8° | 63° | 28% | 92.7° (2023) | 46.4° (1974) |
| 4 | 78.4° | 61.5° | 27% | 93.2° (2023) | 42.4° (1974) |
| 5 | 78.8° | 61° | 18% | 91.8° (1960) | 46.2° (1962) |
| 6 | 78.4° | 61.7° | 27% | 92.5° (1960) | 45.7° (1962) |
| 7 | 78.8° | 61.3° | 28% | 93° (2013) | 44.8° (2025) |
| 8 | 76.8° | 60.3° | 27% | 90.7° (1971) | 42.6° (1986) |
| 9 | 76.6° | 59.5° | 25% | 97.3° (2013) | 45.5° (2008) |
| 10 | 76.6° | 59.2° | 28% | 94.8° (2013) | 47.1° (1969) |
| 11 | 77° | 59° | 23% | 91.8° (2000) | 44.6° (1992) |
| 12 | 76.6° | 59.5° | 25% | 89.1° (2021) | 44.1° (2007) |
| 13 | 75.2° | 59.2° | 30% | 88.7° (2025) | 38.7° (2014) |
| 14 | 74.5° | 57.7° | 27% | 91.8° (2025) | 43.2° (2014) |
| 15 | 73.6° | 57.2° | 23% | 90.7° (2017) | 39.9° (2007) |
| 16 | 73.6° | 57.2° | 30% | 90° (2017) | 41° (2014) |
| 17 | 74.1° | 57.4° | 25% | 90° (1988) | 44.8° (1981) |
| 18 | 75° | 57.7° | 40% | 86.4° (2000) | 41.7° (1973) |
| 19 | 74.5° | 58.6° | 43% | 88.7° (2013) | 38.5° (1991) |
| 20 | 73.6° | 57.2° | 38% | 89.6° (2022) | 39° (1991) |
| 21 | 71.8° | 55.8° | 28% | 87.6° (2007) | 40.8° (1983) |
| 22 | 70.5° | 54.5° | 35% | 88.9° (2017) | 36.3° (1995) |
| 23 | 69.4° | 52.7° | 23% | 89.1° (2017) | 36.3° (1983) |
| 24 | 70.3° | 53.4° | 32% | 86.7° (2007) | 36° (1989) |
| 25 | 70.9° | 53.8° | 33% | 86.5° (2017) | 39.7° (2001) |
| 26 | 70.7° | 53.1° | 30% | 85.1° (2020) | 36° (1984) |
| 27 | 70.3° | 53.1° | 17% | 86.9° (2021) | 37.9° (1985) |
| 28 | 69.1° | 52.7° | 28% | 85.5° (1971) | 38.3° (1964) |
| 29 | 70.3° | 52° | 30% | 86.7° (2025) | 32.5° (1984) |
| 30 | 71.2° | 52.9° | 15% | 88.2° (2023) | 36.5° (1972) |