Ostrołęka, sobota, 26 września, 21:27
Pochmurno. Odczuwalna 11°C. Temperatura maksymalna 17°C, minimalna 11°C.
W styczniu w Ostrołęce w dzień jest średnio -0.5°, w nocy -5°. W ciągu miesiąca spada około 43 mm opadów (11 dni deszczowych). Rekord ciepła — +16.1° (2023), rekord zimna — -32.4° (1987). Normę obliczono z ostatnich 60 lat.
| Dzień | W dzień | W nocy | Szansa opadów | Rekord maks. | Rekord min. |
|---|---|---|---|---|---|
| 1 | +0.1° | -4.3° | 40% | +16.1° (2023) | -23.6° (1979) |
| 2 | +0.2° | -4.5° | 38% | +11° (2023) | -29° (1979) |
| 3 | +0.2° | -3.9° | 45% | +10.8° (2023) | -21° (2002) |
| 4 | -0.2° | -5° | 48% | +7.1° (1961) | -22.6° (2002) |
| 5 | -0.6° | -5.7° | 37% | +8.4° (1999) | -21.4° (1979) |
| 6 | -0.5° | -5.8° | 38% | +9.7° (1988) | -18.9° (2017) |
| 7 | -1.6° | -6.1° | 27% | +8.2° (1983) | -28.2° (1987) |
| 8 | -1.2° | -5.7° | 37% | +10.4° (2005) | -32.4° (1987) |
| 9 | -0.7° | -4.8° | 27% | +10.1° (2007) | -21.3° (1987) |
| 10 | -0.3° | -4.4° | 37% | +11.5° (2007) | -25.2° (1987) |
| 11 | -0.1° | -4.6° | 32% | +11.1° (1991) | -26.1° (1987) |
| 12 | +0.5° | -3.9° | 35% | +8.7° (1993) | -21.2° (1987) |
| 13 | +0.1° | -4.3° | 32% | +9.7° (2007) | -24.5° (1987) |
| 14 | 0° | -4.3° | 35% | +10.3° (1993) | -27.5° (1987) |
| 15 | -0.2° | -4.4° | 33% | +8.2° (2020) | -24.2° (1987) |
| 16 | -0.6° | -5.6° | 30% | +9.5° (1989) | -22.7° (1985) |
| 17 | -0.9° | -6° | 30% | +10.8° (1993) | -29.1° (1963) |
| 18 | -1.1° | -5.9° | 32% | +10.4° (2007) | -27.9° (1963) |
| 19 | -1.4° | -5.6° | 30% | +10.5° (2007) | -31.6° (1963) |
| 20 | -1.4° | -5.6° | 38% | +9.8° (2007) | -25.9° (2006) |
| 21 | -1.4° | -5.4° | 27% | +9° (2007) | -23.4° (1963) |
| 22 | -1.3° | -5.5° | 28% | +10.9° (1993) | -25.8° (2006) |
| 23 | -1.3° | -5.4° | 30% | +6.6° (1993) | -28.7° (2006) |
| 24 | -0.8° | -5.3° | 37% | +7.9° (1993) | -28.7° (2006) |
| 25 | -0.7° | -4.7° | 42% | +8° (2025) | -27.6° (2010) |
| 26 | -0.3° | -4.5° | 45% | +9.5° (1990) | -28.5° (2010) |
| 27 | -0.5° | -5° | 42% | +10.3° (2025) | -23.8° (2006) |
| 28 | -0.1° | -5.3° | 47% | +10.1° (2002) | -17.7° (2006) |
| 29 | 0° | -4.7° | 38% | +9.7° (2025) | -23.6° (1987) |
| 30 | +0.5° | -4.8° | 42% | +9.6° (2025) | -29.9° (1987) |
| 31 | +0.2° | -4.4° | 47% | +10.1° (2002) | -24.4° (1970) |