5-day weather forecast Niagara 18-03-2026
Weather forecast Niagara today 18.03.2026: overcast, temperature from -10 °C to 1 °C.
No precipitation expected. Wind up to 3.69 m/s (gusts 4.75 m/s). Air humidity 70–97%, atmospheric pressure 758–764 mm Hg, UV index up to 2.9.
Sunset 19:01
| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Overcast | -9 °C | 0% | 100% | 84% | 764 mm Hg | S 172° 2 (3.42) m/s | 0 |
| 01:00 | Overcast | -9 °C | 0% | 100% | 86% | 763 mm Hg | S 170° 2.39 (3.67) m/s | 0 |
| 02:00 | Overcast | -9 °C | 0% | 97% | 87% | 763 mm Hg | S 170° 3.11 (4.47) m/s | 0 |
| 03:00 |  Partly cloudy | -9 °C | 0% | 60% | 88% | 762 mm Hg | S 169° 3.11 (4.53) m/s | 0 |
| 04:00 | Partly cloudy | -10 °C | 0% | 42% | 90% | 762 mm Hg | SSE 168° 3.11 (4.61) m/s | 0 |
| 05:00 | Partly cloudy | -10 °C | 0% | 45% | 90% | 762 mm Hg | SSE 167° 3.19 (4.75) m/s | 0 |
| 06:00 |  Cloudy | -9 °C | 0% | 78% | 91% | 761 mm Hg | SSE 166° 2.89 (4.44) m/s | 0 |
| 07:00 |  Overcast | -9 °C | 0% | 92% | 91% | 761 mm Hg | S 169° 2.39 (3.64) m/s | 0 |
| 08:00 | Overcast | -8 °C | 0% | 98% | 89% | 761 mm Hg | SSE 168° 2.39 (3.33) m/s | 0.2 |
| 09:00 | Overcast | -6 °C | 0% | 96% | 87% | 761 mm Hg | S 183° 3.19 (4.08) m/s | 0.8 |
| 10:00 | Overcast | -5 °C | 0% | 98% | 82% | 761 mm Hg | SSW 195° 3.5 (4.14) m/s | 1.6 |
| 11:00 | Overcast | -3 °C | 0% | 99% | 76% | 761 mm Hg | SSW 196° 3.69 (4.25) m/s | 2.4 |
| 12:00 | Overcast | -2 °C | 0% | 92% | 72% | 761 mm Hg | SSW 207° 3.5 (4.03) m/s | 2.9 |
| 13:00 | Overcast | -1 °C | 0% | 100% | 70% | 760 mm Hg | SW 220° 3.39 (4.03) m/s | 2.6 |
| 14:00 | Overcast | 0 °C | 0% | 100% | 70% | 759 mm Hg | SW 216° 3.19 (3.83) m/s | 1.9 |
| 15:00 | Overcast | 1 °C | 0% | 100% | 70% | 759 mm Hg | SW 233° 3.11 (3.86) m/s | 1.3 |
| 16:00 | Overcast | 1 °C | 0% | 100% | 70% | 758 mm Hg | SW 234° 2.69 (3.53) m/s | 1 |
| 17:00 | Overcast | 1 °C | 0% | 67% | 73% | 759 mm Hg | SW 233° 2.69 (3.56) m/s | 0.4 |
| 18:00 | Overcast | 1 °C | 0% | 51% | 75% | 759 mm Hg | SW 232° 2.19 (3.06) m/s | 0.1 |
| 19:00 |  Partly cloudy | 1 °C | 0% | 35% | 77% | 760 mm Hg | SW 219° 2.31 (3.47) m/s | 0 |
| 20:00 | Partly cloudy | 0 °C | 0% | 67% | 81% | 760 mm Hg | SW 224° 1.69 (3.08) m/s | 0 |
| 21:00 | Partly cloudy | 0 °C | 0% | 83% | 83% | 761 mm Hg | WSW 241° 2 (3.17) m/s | 0 |
| 22:00 | Overcast | -2 °C | 0% | 100% | 86% | 761 mm Hg | WSW 254° 1.31 (2.72) m/s | 0 |
| 23:00 |  Freezing fog | -1 °C | 0% | 100% | 97% | 761 mm Hg | SW 232° 1.89 (4) m/s | 0 |
Frequently asked questions about the weather in Niagara
What is the weather in Niagara today?
Today in Niagara the temperature ranges from -10 °C to 1 °C, wind up to 3.69 m/s. Check the detailed hourly forecast above for more information.
Will it rain in Niagara this week?
The precipitation probability in Niagara today is 0%. View the full multi-day forecast above to see the rain chances for each upcoming day.
What is the wind speed in Niagara today?
The wind speed in Niagara today reaches up to 3.69 m/s with gusts up to 4.75 m/s. Check the detailed wind chart above for hourly wind data.
What is the humidity in Niagara today?
The air humidity in Niagara today ranges from 70% to 97%. View the humidity chart above for hourly details.
What is the UV index in Niagara today?
The UV index in Niagara today reaches up to 2.9. Check the UV index chart above for hourly values throughout the day.
What is the atmospheric pressure in Niagara today?
The atmospheric pressure in Niagara today ranges from 758 to 764 mm Hg. View the pressure chart above for hourly readings.
What is the cloud cover in Niagara today?
Cloud cover in Niagara today reaches up to 100%. Check the cloud cover chart above for hourly details throughout the day.
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.