Siekierka, niedziela, 27 września, 10:17
Przeważnie słonecznie. Odczuwalna 15°C. Temperatura maksymalna 18°C, minimalna 10°C.
W lipcu w Siekierce w dzień jest średnio +22.2°, w nocy +13.9°. W ciągu miesiąca spada około 94 mm opadów (14 dni deszczowych). Rekord ciepła — +34.7° (2025), rekord zimna — +6.9° (1965). Normę obliczono z ostatnich 60 lat.
| Dzień | W dzień | W nocy | Szansa opadów | Rekord maks. | Rekord min. |
|---|---|---|---|---|---|
| 1 | +21.6° | +13.2° | 48% | +29.8° (2022) | +7.7° (1971) |
| 2 | +20.9° | +12.8° | 48% | +29.1° (2025) | +8.4° (1965) |
| 3 | +21.4° | +12.8° | 37% | +34.7° (2025) | +8.2° (1979) |
| 4 | +21.8° | +13.2° | 50% | +30.3° (2015) | +7.4° (1962) |
| 5 | +21.8° | +13.4° | 38% | +31.9° (2015) | +6.9° (1965) |
| 6 | +22.1° | +13.5° | 48% | +32.8° (2015) | +8.7° (1995) |
| 7 | +22° | +13.5° | 42% | +30.5° (2012) | +7.1° (1984) |
| 8 | +22.1° | +13.6° | 52% | +30.7° (2006) | +8.7° (1964) |
| 9 | +21.8° | +13.8° | 47% | +31.3° (1989) | +8.6° (1992) |
| 10 | +21.8° | +13.7° | 40% | +31.3° (2006) | +7.6° (2000) |
| 11 | +22.3° | +14° | 53% | +32.7° (2024) | +7.2° (1965) |
| 12 | +21.9° | +13.9° | 48% | +29.5° (1984) | +8° (1965) |
| 13 | +21.9° | +13.6° | 53% | +29.7° (2024) | +9° (2020) |
| 14 | +22.1° | +13.9° | 62% | +29.3° (2021) | +8.4° (1968) |
| 15 | +22.1° | +13.9° | 45% | +31.2° (2021) | +9° (1968) |
| 16 | +22.3° | +13.8° | 45% | +33.1° (2023) | +7.9° (1977) |
| 17 | +22° | +13.8° | 43% | +32.1° (2007) | +8.6° (1979) |
| 18 | +22.3° | +13.8° | 45% | +31.4° (2010) | +7.7° (1978) |
| 19 | +22.1° | +14° | 52% | +29.9° (2002) | +7° (1978) |
| 20 | +21.8° | +13.9° | 50% | +27.9° (1964) | +10° (1996) |
| 21 | +22.2° | +14° | 47% | +29.3° (2006) | +8.4° (1996) |
| 22 | +22.3° | +14.1° | 37% | +31.1° (1998) | +7.9° (1971) |
| 23 | +22.1° | +14.1° | 40% | +30.8° (2010) | +9.5° (1985) |
| 24 | +22.7° | +14.1° | 45% | +30.1° (2010) | +8.2° (1996) |
| 25 | +22.7° | +14.5° | 52% | +31.8° (1963) | +9° (1979) |
| 26 | +22.5° | +14.3° | 57% | +31.7° (1963) | +8.5° (1962) |
| 27 | +22.5° | +14.4° | 47% | +30° (1994) | +9° (1987) |
| 28 | +22.8° | +14.6° | 45% | +31° (2012) | +9.9° (1984) |
| 29 | +22.9° | +14.8° | 35% | +32° (1994) | +9.7° (1984) |
| 30 | +23° | +14.5° | 43% | +32.4° (1994) | +8.5° (1962) |
| 31 | +23.1° | +14.6° | 35% | +33.2° (1994) | +9.7° (1988) |