5-day weather forecast Niagara Falls 19-08-2026
Weather forecast Niagara Falls Wednesday, August 19 19.08.2026: patchy rain possible, temperature from 10 °C to 11 °C.
Precipitation probability 83%. Wind up to 12.81 m/s (gusts 19.39 m/s). Air humidity 87–97%, atmospheric pressure 761–764 mm Hg, UV index up to 6.2.
5 days at a glance — tap a day to open it
Sunrise 06:26
Sunset 20:13
Sunset 20:13
First Quarter48% illuminated
Moonrise 14:34 · Moonset 23:24
Moonrise 14:34 · Moonset 23:24
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 10 °C | 36% (0.04 mm/hr) | 100% | 94% | 764 mm Hg | NW 318° 10.61 (15.31) m/s | 0 |
| 01:00 |  Overcast | 10 °C | 32% | 100% | 94% | 764 mm Hg | NW 317° 10.19 (15.33) m/s | 0 |
| 02:00 | Patchy rain possible | 10 °C | 35% (0.03 mm/hr) | 100% | 93% | 764 mm Hg | NW 310° 10.69 (16.42) m/s | 0 |
| 03:00 |  Light rain shower | 10 °C | 48% (0.19 mm/hr) | 100% | 94% | 764 mm Hg | NW 318° 10.19 (15.42) m/s | 0 |
| 04:00 | Light rain shower | 10 °C | 47% (0.18 mm/hr) | 100% | 94% | 764 mm Hg | NW 310° 10.39 (16.53) m/s | 0 |
| 05:00 | Light rain shower | 10 °C | 51% (0.24 mm/hr) | 100% | 94% | 764 mm Hg | NW 310° 9.89 (15.5) m/s | 0 |
| 06:00 | Patchy rain possible | 10 °C | 44% (0.12 mm/hr) | 100% | 95% | 764 mm Hg | NW 316° 9.89 (15.44) m/s | 0 |
| 07:00 |  Patchy rain possible | 10 °C | 36% (0.03 mm/hr) | 100% | 95% | 764 mm Hg | NW 315° 9.61 (15.11) m/s | 0 |
| 08:00 |  Light rain shower | 10 °C | 48% (0.18 mm/hr) | 100% | 95% | 763 mm Hg | NW 325° 10.81 (16.11) m/s | 0.3 |
| 09:00 |  Light rain | 10 °C | 83% (2.02 mm/hr) | 100% | 96% | 764 mm Hg | NW 320° 11.11 (17.31) m/s | 1.4 |
| 10:00 | Light rain shower | 10 °C | 58% (0.36 mm/hr) | 100% | 95% | 764 mm Hg | NW 321° 11.19 (17.33) m/s | 2.8 |
| 11:00 | Light rain shower | 10 °C | 51% (0.24 mm/hr) | 100% | 95% | 763 mm Hg | NW 322° 12 (18.31) m/s | 4.4 |
| 12:00 | Light rain shower | 10 °C | 65% (0.49 mm/hr) | 100% | 96% | 763 mm Hg | NW 321° 12.81 (19.39) m/s | 5.7 |
| 13:00 | Light rain shower | 10 °C | 73% (0.84 mm/hr) | 100% | 96% | 763 mm Hg | NW 321° 12.31 (18.81) m/s | 5.5 |
| 14:00 | Light rain shower | 10 °C | 71% (0.75 mm/hr) | 100% | 96% | 763 mm Hg | NW 311° 12.61 (19.33) m/s | 6.2 |
| 15:00 | Patchy rain possible | 11 °C | 43% (0.09 mm/hr) | 100% | 96% | 761 mm Hg | NW 311° 12.11 (17.81) m/s | 5.3 |
| 16:00 | Patchy rain possible | 11 °C | 44% (0.1 mm/hr) | 100% | 96% | 762 mm Hg | WNW 302° 12.81 (18.92) m/s | 3.6 |
| 17:00 | Patchy rain possible | 10 °C | 35% (0.01 mm/hr) | 100% | 97% | 762 mm Hg | WNW 297° 11.61 (16.42) m/s | 2.1 |
| 18:00 | Patchy rain possible | 10 °C | 41% (0.07 mm/hr) | 100% | 96% | 762 mm Hg | WNW 287° 9.61 (13.11) m/s | 1 |
| 19:00 |  Overcast | 10 °C | 33% | 100% | 94% | 763 mm Hg | W 277° 9.61 (13.72) m/s | 0.3 |
| 20:00 | Patchy rain possible | 10 °C | 37% (0.06 mm/hr) | 92% | 96% | 764 mm Hg | W 280° 8.61 (13) m/s | 0 |
| 21:00 | Patchy rain possible | 10 °C | 29% (0.01 mm/hr) | 100% | 87% | 764 mm Hg | W 277° 10.11 (12.61) m/s | 0 |
| 22:00 | Overcast | 10 °C | 29% | 100% | 89% | 764 mm Hg | W 280° 8.61 (12.83) m/s | 0 |
| 23:00 | Patchy rain possible | 10 °C | 29% (0.02 mm/hr) | 87% | 90% | 764 mm Hg | WNW 283° 8.19 (12.11) m/s | 0 |
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Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.