5-day weather forecast Niagara Falls Oct 18, 2026
14°Weather forecast Niagara Falls Sunday Oct 18, 2026: sunny, temperature from 5 °C to 14 °C.
Precipitation probability 5%. Wind up to 4.81 m/s (gusts 6 m/s). Air humidity 42–65%, atmospheric pressure 774–776 mm Hg, UV index up to 4.
5 days at a glance — tap a day to open it
Sunrise 07:33
Sunset 18:29
Sunset 18:29
First Quarter58% illuminated
Moonrise 15:14 · Moonset does not set today
Moonrise 15:14 · Moonset does not set today
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 6 °C | 1% | 0% | 43% | 774 mm Hg | WSW 249° 1 (1.11) m/s | 0 |
| 01:00 | Clear | 6 °C | 1% | 0% | 42% | 775 mm Hg | W 268° 1.11 (1.53) m/s | 0 |
| 02:00 | Clear | 5 °C | 1% | 2% | 44% | 775 mm Hg | WSW 239° 1.11 (1.42) m/s | 0 |
| 03:00 | Clear | 5 °C | 2% | 5% | 47% | 775 mm Hg | SW 223° 1.5 (2.11) m/s | 0 |
| 04:00 | Clear | 5 °C | 2% | 5% | 50% | 775 mm Hg | SSW 211° 1.39 (2) m/s | 0 |
| 05:00 | Clear | 5 °C | 2% | 0% | 52% | 775 mm Hg | SSW 201° 1.31 (1.92) m/s | 0 |
| 06:00 | Clear | 5 °C | 3% | 0% | 54% | 776 mm Hg | S 191° 1.5 (1.81) m/s | 0 |
| 07:00 | Clear | 5 °C | 3% | 0% | 58% | 776 mm Hg | S 187° 1.61 (2.11) m/s | 0 |
| 08:00 | Sunny | 5 °C | 4% | 0% | 60% | 776 mm Hg | S 183° 1.89 (2.92) m/s | 3 |
| 09:00 | Sunny | 7 °C | 3% | 0% | 58% | 776 mm Hg | S 185° 2.69 (4.92) m/s | 3 |
| 10:00 | Sunny | 10 °C | 3% | 0% | 59% | 776 mm Hg | SSW 201° 3.39 (5.89) m/s | 3 |
| 11:00 | Sunny | 12 °C | 3% | 0% | 56% | 776 mm Hg | SSW 210° 4 (5.83) m/s | 4 |
| 12:00 | Sunny | 13 °C | 2% | 0% | 52% | 776 mm Hg | SW 218° 4.39 (5.42) m/s | 4 |
| 13:00 | Sunny | 14 °C | 2% | 0% | 52% | 776 mm Hg | SW 216° 4.61 (5.42) m/s | 4 |
| 14:00 | Sunny | 14 °C | 2% | 0% | 52% | 775 mm Hg | SW 220° 4.81 (5.69) m/s | 4 |
| 15:00 | Sunny | 14 °C | 2% | 0% | 52% | 775 mm Hg | SW 225° 4.69 (5.92) m/s | 4 |
| 16:00 | Sunny | 14 °C | 2% | 0% | 52% | 775 mm Hg | SW 225° 4.31 (5.89) m/s | 4 |
| 17:00 | Sunny | 14 °C | 2% | 0% | 53% | 774 mm Hg | SW 228° 3.81 (6) m/s | 4 |
| 18:00 | Sunny | 13 °C | 3% | 0% | 57% | 774 mm Hg | SW 229° 2.69 (5.72) m/s | 4 |
| 19:00 | Clear | 11 °C | 4% | 0% | 61% | 774 mm Hg | SW 221° 2.31 (5.31) m/s | 0 |
| 20:00 | Clear | 11 °C | 4% | 0% | 62% | 774 mm Hg | SW 214° 2.19 (5.11) m/s | 0 |
| 21:00 | Clear | 10 °C | 4% | 0% | 62% | 774 mm Hg | SSW 213° 1.81 (3.5) m/s | 0 |
| 22:00 | Clear | 10 °C | 4% | 5% | 62% | 774 mm Hg | SSW 205° 1.69 (2.72) m/s | 0 |
| 23:00 | Clear | 10 °C | 5% | 5% | 65% | 774 mm Hg | S 188° 1.81 (2.72) m/s | 0 |
Niagara Falls on the map
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.