5-day weather forecast Niagara 09-08-2026
Weather forecast Niagara Sunday, August 9 09.08.2026: sunny, temperature from 16 °C to 32 °C.
Precipitation probability 80%. Wind up to 3.89 m/s (gusts 6.67 m/s). Air humidity 30–99%, atmospheric pressure 756–759 mm Hg, UV index up to 6.1.
Weather Alerts
Hide alertsDense Fog Advisory issued August 6 at 4:04AM CDT until August 6 at 9:00AM CDT by NWS Marquette MI
Dense Fog Advisory
* WHAT...Visibility 1/4 mile or less in dense fog.
* WHERE...Dickinson and Menominee Counties.
* WHEN...Until 9 AM CDT this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.
5 days at a glance — tap a day to open it
Sunrise 05:44
Sunset 20:10
Sunset 20:10
Waning Crescent9% illuminated
Moonrise 01:04 · Moonset 18:10
Moonrise 01:04 · Moonset 18:10
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Light rain shower | 17 °C | 76% (1.24 mm/hr) | 89% | 97% | 758 mm Hg | S 179° 3.39 (6.44) m/s | 0 |
| 01:00 | Light rain shower | 18 °C | 80% (2.14 mm/hr) | 79% | 98% | 758 mm Hg | SSW 198° 3.89 (6.67) m/s | 0 |
| 02:00 |  Cloudy | 18 °C | 28% | 75% | 98% | 758 mm Hg | SSW 195° 3.69 (5.97) m/s | 0 |
| 03:00 | Light rain shower | 19 °C | 67% (0.5 mm/hr) | 99% | 99% | 758 mm Hg | SSW 209° 3.61 (5.75) m/s | 0 |
| 04:00 |  Overcast | 19 °C | 32% | 90% | 98% | 758 mm Hg | SW 230° 3.61 (5.58) m/s | 0 |
| 05:00 | Overcast | 19 °C | 32% | 95% | 96% | 758 mm Hg | SW 233° 3.81 (5.61) m/s | 0 |
| 06:00 |  Mist | 19 °C | 36% | 87% | 96% | 758 mm Hg | SW 228° 2.89 (4.36) m/s | 0 |
| 07:00 | Mist | 19 °C | 28% | 57% | 96% | 758 mm Hg | WSW 248° 2.81 (4.03) m/s | 0.2 |
| 08:00 |  Partly cloudy | 20 °C | 16% | 30% | 90% | 758 mm Hg | W 276° 3.11 (4.03) m/s | 0.8 |
| 09:00 |  Sunny | 22 °C | 8% | 4% | 75% | 757 mm Hg | NW 305° 3.61 (4.14) m/s | 1.8 |
| 10:00 | Sunny | 25 °C | 3% | 4% | 59% | 757 mm Hg | NW 317° 3.39 (3.92) m/s | 3.1 |
| 11:00 | Sunny | 28 °C | 1% | 3% | 45% | 757 mm Hg | NW 316° 2.81 (3.22) m/s | 4.7 |
| 12:00 | Sunny | 29 °C | 1% | 5% | 38% | 757 mm Hg | NW 310° 2.5 (2.89) m/s | 5.6 |
| 13:00 | Sunny | 30 °C | 1% | 13% | 34% | 757 mm Hg | NW 314° 2.61 (3) m/s | 6.1 |
| 14:00 | Sunny | 31 °C | 1% | 9% | 31% | 756 mm Hg | NW 318° 2.61 (3) m/s | 5.4 |
| 15:00 | Sunny | 32 °C | 1% | 8% | 30% | 756 mm Hg | NW 316° 2.69 (3.11) m/s | 3.4 |
| 16:00 | Sunny | 32 °C | 1% | 8% | 30% | 756 mm Hg | NW 312° 2.69 (3.11) m/s | 2.3 |
| 17:00 | Sunny | 31 °C | 1% | 10% | 31% | 756 mm Hg | NW 317° 2.61 (3) m/s | 1.2 |
| 18:00 |  Patchy rain possible | 29 °C | 10% (0.05 mm/hr) | 81% | 42% | 757 mm Hg | NE 36° 2.61 (3.42) m/s | 0.5 |
| 19:00 | Sunny | 24 °C | 3% | 11% | 58% | 758 mm Hg | ENE 59° 3.5 (5.31) m/s | 0 |
| 20:00 |  Fog | 19 °C | 48% (0.05 mm/hr) | 100% | 98% | 758 mm Hg | NNE 31° 3 (4.31) m/s | 0 |
| 21:00 | Light rain shower | 18 °C | 49% (0.17 mm/hr) | 100% | 98% | 759 mm Hg | NNE 25° 2.5 (3.67) m/s | 0 |
| 22:00 |  Clear | 16 °C | 6% | 14% | 69% | 759 mm Hg | ENE 75° 1.31 (2.72) m/s | 0 |
| 23:00 |  Fog | 16 °C | 49% (0.05 mm/hr) | 100% | 98% | 759 mm Hg | NNE 20° 2.11 (3.28) 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.