5-day weather forecast Niagara Falls 21-03-2026
Weather forecast Niagara Falls Saturday 21 March 21.03.2026: overcast, temperature from 1 °C to 5 °C.
Precipitation probability 100%. Wind up to 4 m/s (gusts 6.14 m/s). Air humidity 76–97%, atmospheric pressure 758–764 mm Hg, UV index up to 2.
Sunrise 07:26
Sunset 19:25
Sunset 19:25
Chart
Table
Type of temperature:
°C
°FSat, 21 Mar, 2026
| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Mist | 2 °C | 100% (0.12 mm/hr) | 100% | 95% | 760 mm Hg | NE 46° 2.39 (4.08) m/s | 0 |
| 01:00 | Mist | 2 °C | 100% (0.05 mm/hr) | 100% | 95% | 760 mm Hg | NE 34° 2.69 (4.53) m/s | 0 |
| 02:00 |  Light drizzle | 2 °C | 100% (0.16 mm/hr) | 100% | 95% | 761 mm Hg | NNE 27° 3.61 (5.75) m/s | 0 |
| 03:00 |  Patchy rain possible | 1 °C | 77% (0.05 mm/hr) | 100% | 96% | 761 mm Hg | NE 41° 4 (6.14) m/s | 0 |
| 04:00 | Patchy rain possible | 1 °C | 72% (0.02 mm/hr) | 100% | 96% | 761 mm Hg | NNE 33° 4 (6.03) m/s | 0 |
| 05:00 |  Light freezing rain | 1 °C | 100% (0.12 mm/hr) | 100% | 97% | 761 mm Hg | NNE 32° 3.89 (5.78) m/s | 0 |
| 06:00 | Mist | 1 °C | 0% | 94% | 96% | 761 mm Hg | NE 47° 2.81 (4.14) m/s | 0 |
| 07:00 | Mist | 1 °C | 0% | 92% | 95% | 762 mm Hg | NE 42° 2.61 (3.86) m/s | 0 |
| 08:00 |  Mist | 1 °C | 0% | 83% | 95% | 761 mm Hg | ENE 60° 1.81 (2.64) m/s | 0.2 |
| 09:00 |  Cloudy | 1 °C | 0% | 87% | 93% | 763 mm Hg | NE 37° 2.5 (3.53) m/s | 1 |
| 10:00 | Cloudy | 2 °C | 0% | 86% | 91% | 763 mm Hg | NNE 23° 2.81 (3.86) m/s | 1 |
| 11:00 |  Overcast | 2 °C | 0% | 93% | 88% | 764 mm Hg | NNE 18° 2.19 (2.94) m/s | 1 |
| 12:00 | Overcast | 3 °C | 0% | 100% | 84% | 764 mm Hg | N 7° 1.81 (2.33) m/s | 1 |
| 13:00 | Overcast | 4 °C | 0% | 89% | 81% | 763 mm Hg | NNW 338° 0.81 (1) m/s | 1 |
| 14:00 | Overcast | 4 °C | 0% | 97% | 77% | 762 mm Hg | SW 222° 0.69 (0.86) m/s | 1 |
| 15:00 | Overcast | 5 °C | 0% | 100% | 76% | 761 mm Hg | SSW 198° 1.81 (2.33) m/s | 2 |
| 16:00 | Overcast | 5 °C | 0% | 98% | 77% | 761 mm Hg | W 278° 1.31 (1.69) m/s | 2 |
| 17:00 | Cloudy | 5 °C | 0% | 78% | 78% | 761 mm Hg | S 188° 0.89 (1.22) m/s | 1 |
| 18:00 | Cloudy | 5 °C | 0% | 82% | 81% | 760 mm Hg | SSE 166° 1.69 (2.53) m/s | 1 |
| 19:00 |  Partly cloudy | 4 °C | 0% | 53% | 84% | 759 mm Hg | SSE 161° 1.5 (2.53) m/s | 2 |
| 20:00 | Patchy rain possible | 4 °C | 79% (0.01 mm/hr) | 100% | 87% | 759 mm Hg | SW 224° 0.89 (1.58) m/s | 0 |
| 21:00 |  Cloudy | 4 °C | 0% | 67% | 88% | 759 mm Hg | SSW 199° 1 (1.81) m/s | 0 |
| 22:00 | Patchy rain possible | 4 °C | 100% (0.05 mm/hr) | 100% | 89% | 759 mm Hg | W 269° 0.69 (1.25) m/s | 0 |
| 23:00 | Light drizzle | 4 °C | 100% (0.16 mm/hr) | 100% | 90% | 758 mm Hg | S 178° 1.61 (2.89) m/s | 0 |
Sat, 21 Mar, 2026
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.