Houilles, jeudi, 30 juillet, 05:31
Ciel dégagé. Ressenti 20°C. Maximale 34°C, minimale 20°C.
En septembre à Houilles, la maximale moyenne est de +20.3° et la minimale de +11.5°. Il tombe environ 53 mm sur le mois (9 jours de pluie). Le record de chaleur est de +33.9° (2023) et celui de froid de +4.2° (2018). La normale est calculée sur les 60 dernières années.
| Jour | Maximale | Minimale | Prob. de pluie | Record max. | Record min. |
|---|---|---|---|---|---|
| 1 | +21.4° | +12.8° | 25% | +31.5° (1961) | +7.7° (1986) |
| 2 | +21.7° | +12.6° | 32% | +31.3° (1961) | +8.6° (2020) |
| 3 | +21.7° | +12.6° | 30% | +30.5° (1961) | +7.9° (1994) |
| 4 | +21.5° | +12.6° | 25% | +30.9° (2005) | +7° (1986) |
| 5 | +21.7° | +12.5° | 32% | +32° (2023) | +6.9° (1986) |
| 6 | +21.7° | +12.1° | 23% | +32.1° (2023) | +6.6° (2019) |
| 7 | +21.8° | +12.4° | 25% | +30.7° (2023) | +7.3° (1967) |
| 8 | +21.8° | +12.5° | 25% | +33.9° (2023) | +7.7° (1986) |
| 9 | +21.7° | +12.6° | 30% | +33.9° (2023) | +6.7° (1965) |
| 10 | +21.3° | +12.4° | 30% | +33.8° (2023) | +5.7° (1965) |
| 11 | +20.8° | +12.2° | 30% | +29.5° (1999) | +6.5° (1972) |
| 12 | +20.7° | +12.2° | 38% | +30.1° (2016) | +7° (2024) |
| 13 | +20° | +11.9° | 38% | +32.4° (2016) | +6.8° (2024) |
| 14 | +20.1° | +11.8° | 32% | +32.3° (2020) | +5.9° (2024) |
| 15 | +20.1° | +11.6° | 48% | +33.1° (2020) | +6.9° (1996) |
| 16 | +19.8° | +11° | 27% | +32.3° (1961) | +6.1° (1971) |
| 17 | +20° | +11° | 28% | +29° (1961) | +5.3° (1971) |
| 18 | +20° | +11° | 32% | +31.2° (1961) | +6.4° (1962) |
| 19 | +20.2° | +11.2° | 28% | +29.8° (2025) | +5.4° (1977) |
| 20 | +20.2° | +11.2° | 25% | +28.1° (2003) | +5.9° (2022) |
| 21 | +20.2° | +10.6° | 33% | +29.7° (2003) | +5° (1986) |
| 22 | +19.3° | +10.9° | 35% | +25.4° (1985) | +5.5° (1962) |
| 23 | +19.4° | +10.6° | 37% | +27.7° (1961) | +6° (1979) |
| 24 | +19° | +10.7° | 32% | +28.2° (1983) | +6.7° (1962) |
| 25 | +18.7° | +10.6° | 33% | +24.6° (2013) | +5.6° (2002) |
| 26 | +19° | +10.6° | 40% | +25.1° (1967) | +5° (1972) |
| 27 | +19° | +10.6° | 35% | +25.1° (1970) | +5.4° (1972) |
| 28 | +18.7° | +10.6° | 28% | +26.7° (2011) | +4.8° (2024) |
| 29 | +18.8° | +10.5° | 33% | +27.1° (2011) | +4.9° (2024) |
| 30 | +18.3° | +10.1° | 38% | +27.7° (2011) | +4.2° (2018) |