Ostrołęka, niedziela, 27 września, 20:23
Bezchmurnie. Odczuwalna 12°C. Temperatura maksymalna 20°C, minimalna 8°C.
W lutym w Ostrołęce w dzień jest średnio +1°, w nocy -4.5°. W ciągu miesiąca spada około 37 mm opadów (10 dni deszczowych). Rekord ciepła — +15° (1989), rekord zimna — -29.2° (2012). Normę obliczono z ostatnich 60 lat.
| Dzień | W dzień | W nocy | Szansa opadów | Rekord maks. | Rekord min. |
|---|---|---|---|---|---|
| 1 | +0.2° | -4.4° | 37% | +10.2° (1990) | -28.1° (1970) |
| 2 | +0.5° | -4.4° | 43% | +9.9° (2002) | -27.1° (1970) |
| 3 | +0.3° | -4.4° | 43% | +11.5° (2002) | -29.2° (2012) |
| 4 | +0.1° | -4.4° | 38% | +9.8° (2002) | -28.4° (2012) |
| 5 | +0.3° | -5.2° | 33% | +11.1° (2004) | -26.1° (2012) |
| 6 | +0.6° | -5° | 30% | +9.8° (2004) | -25.7° (1965) |
| 7 | +1° | -4.5° | 35% | +9.3° (2000) | -21.3° (1965) |
| 8 | +0.6° | -4.3° | 47% | +12.5° (1990) | -25° (1986) |
| 9 | +0.4° | -4.7° | 38% | +9.4° (2001) | -21.7° (1996) |
| 10 | 0° | -5° | 27% | +8.6° (2002) | -22.3° (2012) |
| 11 | -0.1° | -5.3° | 43% | +8.4° (1974) | -23.7° (1985) |
| 12 | -0.2° | -5.6° | 32% | +9.7° (1974) | -26° (1985) |
| 13 | +0.4° | -5.5° | 30% | +8.8° (1995) | -24.4° (1969) |
| 14 | +1.1° | -4.6° | 30% | +9° (1995) | -20.3° (1994) |
| 15 | +0.6° | -4.5° | 25% | +8.4° (1995) | -20.1° (1964) |
| 16 | +0.7° | -4.9° | 28% | +11.3° (1998) | -20.4° (1964) |
| 17 | +0.7° | -5.6° | 32% | +12.2° (2020) | -21.1° (2003) |
| 18 | +1° | -4.7° | 28% | +11.5° (1974) | -16.6° (1978) |
| 19 | +1° | -4.4° | 38% | +10.9° (2019) | -19.9° (1964) |
| 20 | +1.4° | -4.2° | 40% | +9.6° (1990) | -22.1° (1978) |
| 21 | +2° | -3.4° | 37% | +14.5° (1990) | -15.7° (2011) |
| 22 | +1.7° | -4° | 38% | +11.7° (1998) | -17.3° (1985) |
| 23 | +2.3° | -4° | 40% | +13.7° (1990) | -21.1° (1985) |
| 24 | +2.2° | -3.5° | 37% | +12.6° (2021) | -19.8° (1965) |
| 25 | +2.4° | -3.5° | 35% | +14.7° (1990) | -16.6° (1986) |
| 26 | +2.4° | -3.8° | 30% | +15° (1989) | -20.4° (1968) |
| 27 | +2.5° | -3.7° | 27% | +14.8° (2024) | -25.1° (1963) |
| 28 | +2.5° | -3.7° | 23% | +12.2° (2017) | -22.8° (1963) |
| 29 | +4.3° | -1.3° | 13% | +9.4° (1976) | -13.4° (1996) |