Weather forecast Niagara Falls 21-09-2025
Weather Sunday 21 September temperature from 9 °C to 26 °C, cloud cover up to 88%, precipitation is expected with a 81% chance, wind up to 6.5 m/s (gusts up to 10.06 m/s), air humidity from 43% to 72%, atmospheric pressure from 762 to 768 mm Hg, UV Index to 5.1 during the day. Forecast for the next days on the table.
Sunrise 06:58
Sunset 19:22
Sunset 19:22
Chart
Table
Type of temperature:
°C
°F| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 10 °C | 0% | 15% | 69% | 768 mm Hg | E 5 m/s | 0 |
| 01:00 | Clear | 9 °C | 0% | 18% | 70% | 767 mm Hg | E 4.89 m/s | 0 |
| 02:00 | Clear | 12 °C | 0% | 20% | 72% | 767 mm Hg | E 4.89 m/s | 0 |
| 03:00 | Clear | 13 °C | 0% | 4% | 43% | 767 mm Hg | E 4 m/s | 0 |
| 04:00 | Clear | 13 °C | 0% | 5% | 45% | 767 mm Hg | E 3.69 m/s | 0 |
| 05:00 | Clear | 14 °C | 0% | 6% | 49% | 767 mm Hg | E 3.5 m/s | 0 |
| 06:00 | Clear | 14 °C | 0% | 3% | 55% | 766 mm Hg | ESE 2.81 m/s | 0 |
| 07:00 | Clear | 15 °C | 0% | 3% | 62% | 766 mm Hg | SE 2.61 m/s | 0 |
| 08:00 |  Sunny | 17 °C | 0% | 5% | 64% | 766 mm Hg | SE 2.39 m/s | 0.2 |
| 09:00 | Sunny | 19 °C | 0% | 6% | 61% | 766 mm Hg | SSE 2.61 m/s | 0.8 |
| 10:00 | Sunny | 21 °C | 0% | 7% | 59% | 765 mm Hg | SSE 3 m/s | 1.9 |
| 11:00 | Sunny | 22 °C | 0% | 8% | 55% | 765 mm Hg | S 2.61 m/s | 3.3 |
| 12:00 | Sunny | 24 °C | 0% | 9% | 51% | 765 mm Hg | SSW 2.19 m/s | 4.5 |
| 13:00 | Sunny | 25 °C | 0% | 13% | 50% | 764 mm Hg | SSW 1 m/s | 5.1 |
| 14:00 | Sunny | 25 °C | 0% | 12% | 49% | 764 mm Hg | SE 0.81 m/s | 4.9 |
| 15:00 |  Patchy rain possible | 26 °C | 81% (0.01 mm/hr) | 75% | 48% | 764 mm Hg | ESE 0.81 m/s | 4 |
| 16:00 | Patchy rain possible | 26 °C | 80% (0.05 mm/hr) | 84% | 47% | 763 mm Hg | SE 1.19 m/s | 2.5 |
| 17:00 | Patchy rain possible | 26 °C | 100% (0.05 mm/hr) | 79% | 47% | 762 mm Hg | SSE 1.39 m/s | 1.3 |
| 18:00 | Patchy rain possible | 25 °C | 87% (0.01 mm/hr) | 78% | 49% | 762 mm Hg | SE 1.89 m/s | 0.4 |
| 19:00 | Sunny | 24 °C | 0% | 22% | 58% | 762 mm Hg | SE 3.31 m/s | 0 |
| 20:00 | Clear | 23 °C | 0% | 15% | 59% | 762 mm Hg | SSE 5.31 m/s | 0 |
| 21:00 |  Patchy rain possible | 22 °C | 76% (0.02 mm/hr) | 88% | 63% | 762 mm Hg | SSE 6.5 m/s | 0 |
| 22:00 | Clear | 16 °C | 0% | 7% | 68% | 762 mm Hg | SSE 6.31 m/s | 0 |
| 23:00 | Clear | 18 °C | 0% | 10% | 65% | 764 mm Hg | S 6.31 m/s | 0 |
