Niagara Falls International Airport (IAG) 15 Day Weather Forecast, Niagara Falls United States
Current weather conditions and 15 day weather forecast for Niagara Falls International Airport in Niagara Falls, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at IAG
| 12 September 2026 Sat 11.4 ° C ( 52.5°F )  Clear |
Feels Like : 10.3 ° C / 50.5°F Humidity : % 79 Pressure : 1016 mb Wind Speed : 6.5 kmph / 4 miles from SSE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 2 |
15-day weather forecast for Niagara Falls International Airport, Niagara Falls, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 12 September 2026 Sat |  Overcast |
11.4 ° C | 26.9 ° C | 18.7 ° C | % 74 | 18 km/h | 20% |
| 13 September 2026 Sun | Overcast |
16.8 ° C | 24.3 ° C | 20.6 ° C | % 66 | 19.8 km/h | 36% |
| 14 September 2026 Mon | Sunny |
11.9 ° C | 17.4 ° C | 14.8 ° C | % 53 | 17.3 km/h | 3% |
| 15 September 2026 Tue | Overcast |
11.6 ° C | 23.7 ° C | 17.1 ° C | % 56 | 18 km/h | 36% |
| 16 September 2026 Wed | Overcast |
18.6 ° C | 24.7 ° C | 20.2 ° C | % 75 | 11.5 km/h | 36% |
| 17 September 2026 Thu | Overcast |
14.3 ° C | 19.6 ° C | 17.3 ° C | % 79 | 19.1 km/h | 31% |
| 18 September 2026 Fri |  Patchy rain nearby |
14 ° C | 27.1 ° C | 20.4 ° C | % 83 | 19.1 km/h | 69% |
| 19 September 2026 Sat |  Light rain shower |
11.5 ° C | 20.4 ° C | 16 ° C | % 97 | 18 km/h | 94% |
| 20 September 2026 Sun | Sunny |
11.1 ° C | 17 ° C | 13.8 ° C | % 69 | 16.9 km/h | 7% |
| 21 September 2026 Mon | Sunny |
11 ° C | 18.8 ° C | 14.6 ° C | % 56 | 14 km/h | 3% |
| 22 September 2026 Tue | Overcast |
12.5 ° C | 20.2 ° C | 15.7 ° C | % 61 | 14 km/h | 17% |
| 23 September 2026 Wed | Sunny |
15.9 ° C | 23 ° C | 18.6 ° C | % 65 | 32.4 km/h | 17% |
| 24 September 2026 Thu | Patchy rain nearby |
10.1 ° C | 16.3 ° C | 12.8 ° C | % 55 | 25.6 km/h | 17% |
| 25 September 2026 Fri | Sunny |
8.3 ° C | 20.2 ° C | 13.9 ° C | % 58 | 25.9 km/h | 17% |
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