5-day weather forecast Niagara Falls Sep 8, 2026

24°17° · Overcast

Weather forecast Niagara Falls Tuesday Sep 8, 2026: overcast, temperature from 17 °C to 24 °C.

Precipitation probability 17%. Wind up to 2.11 m/s (gusts 4.83 m/s). Air humidity 42–69%, atmospheric pressure 766–769 mm Hg, UV index up to 4.9.

Sunrise 06:48
Sunset 19:39
Waning Crescent6% illuminated
Moonrise 03:07 · Moonset 18:20
Chart
Table

Forecast from 17 °C to 24 °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)191918181818171718192122232424232323222222222222
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 (%)7510010010010010038593100100100100100100100100100100100100100100100
Rain chance (%)1115151616178615131211111010101112131314141514

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)0.690.3910.890.811.310.690.610.610.691.311.51.691.391.191.190.190.50.690.891.1921.892.11
Wind gust (m/s)0.810.51.110.920.891.330.720.720.830.921.7222.331.531.611.640.891.250.921.031.333.54.834.22
Wind direction (°)SW 226°S 189°SSW 196°S 191°SSW 197°S 191°SSE 160°SSE 166°SE 132°ESE 113°ESE 111°SSE 148°S 174°SW 216°S 169°SW 218°SW 230°ENE 62°S 180°SE 132°SSE 152°SSE 147°SSE 157°SSE 155°

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 (%)616264656667686966575147444342444652565657606160

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)768768767767768768768768769769769768768768767767767767767767766766766766

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 Index000000000.312.23.74.94.94.84.42.30.60.40.10000

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)18.517.816.314.612.510.69.38.78.56.74.94.23.83.844.24.34.44.85.86.56.56.36.1
PM10 (µg/m³)18.61816.414.712.610.79.48.88.66.854.33.93.94.14.34.44.54.95.96.56.66.46.2
Ozone (O₃) (µg/m³)666667687070676363687786941031091131161151089788827775
NO₂ (µg/m³)29.627.324.220.215.411.91111.511.29.16.342.82.11.91.82.13.57.111.81515.31412.4
SO₂ (µg/m³)4.33.93.42.92.421.81.61.61.722.121.81.71.71.71.81.92.12.22.121.9
CO (µg/m³)547505465430396376384405415404381346289219168137124154268424522508436360

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.