Typically, you can expect that the weather in Niagara Falls all through February is -3 with a general average high of 0 and low around -7. The table below has some further insights:
| Month | Degrees Celsius |
|---|---|
| Temperature | -3 |
| High Temperature | 0 |
| Low Temperature | -7 |
Useful Links: Niagara Falls Weather: Average Weather & Yearly Climate