5-day weather forecast Niagara Falls 09-08-2026

Weather forecast Niagara Falls today 09.08.2026: sunny, temperature from 17 °C to 31 °C.

Precipitation probability 11%. Wind up to 3.19 m/s (gusts 6.61 m/s). Air humidity 33–86%, atmospheric pressure 760–764 mm Hg, UV index up to 6.6.

Sunrise 06:15
Sunset 20:27
Waning Crescent9% illuminated
Moonrise 01:40 · Moonset 18:19
Chart
Table
Sun, Aug 9, 2026

Forecast from 17 °C to 31 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)212120191918181719212224262930313131302826242221
Precipitation (mm/hr)000000000000000000000000

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)000000000000091132000000
Rain chance (%)11111111111111109643332111111113

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)2.612.612.692.612.813.192.812.3921.691.391.312.112.312.312.192.112.312.392.8132.892.812.89
Wind gust (m/s)5.475.225.034.835.316.615.834.753.282.311.691.52.532.832.892.832.813.193.534.645.976.085.896
Wind direction (°)W 261°WNW 295°NNW 331°NNW 327°NW 316°NW 310°NW 311°NW 314°NW 309°WNW 298°W 269°SW 236°WSW 243°WSW 247°WSW 246°WSW 240°SW 234°SW 223°SW 216°SSW 207°SSW 207°SSW 211°SSW 203°SSW 200°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)868685858485868281726460595450464541383336424757

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)760760760761761762762763764764764763763763763762762761761761761762761762

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index00000000.10.51.42.84.45.96.66.45.63.92.210.30000

Air quality & pollen

Air quality
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
PM2.5 (µg/m³)9.99.49.19.29.39.59.48.88.487.78.19.412.314.31513.913.112.411.310.410.29.59.2
PM10 (µg/m³)10.19.59.39.39.49.69.58.98.58.17.78.29.512.414.415.114.113.312.611.510.510.49.69.3
Ozone (O₃) (µg/m³)72605146444239373946576880921021081111111069789837874
NO₂ (µg/m³)13.614.214.614.714.614.213.612.811.810.79.48.37.46.65.84.83.93.95.57.910.111.813.213.9
SO₂ (µg/m³)3.43.63.83.9443.93.63.53.63.83.83.63.332.72.32.12.12.22.32.42.42.5
CO (µg/m³)198238261248217194192198199187171161167180183164136121131153173186196198
Sun, Aug 9, 2026

Frequently asked questions about the 5-day weather in Niagara Falls

Over the next 5 days in Niagara Falls the temperature is expected to range from about 16 to 31 °C. See the detailed hourly forecast for each of the 5 days in the charts above.

The chance of rain in Niagara Falls over the next 5 days reaches 50%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.

A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.

Over the next 5 days the temperature in Niagara Falls ranges from about 16 to 31 °C. Compare the warmest and coolest day on the temperature chart above.

Over the next 5 days the wind in Niagara Falls picks up to 6 m/s. The windiest days are easy to spot on the wind chart above.

For a walk or a trip, pick the days with the lowest chance of rain (up to 50%) and light wind — easy to compare on the 5-day charts above.

The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.

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.