Here is the current forecast for weather in Grimsby, Ontario today In the Niagara Region of Ontario.
The data includes the 5-day forecast and other current weather data for the area.
For more weather forecasts for Niagara Region communities, click here.
Grimsby Ontario Weather Averages
Here are the monthly high and low temperatures and the number of rain/snow days for the climate in the Niagara Region town of Grimsby, Ontario. Grimsby is a West Niagara community.
| Month | High (C) | Low (C) | Rain/Snow days |
|---|---|---|---|
| January | -2 | -9 | 11 |
| February | 0 | -7 | 9 |
| March | 5 | -3 | 9 |
| April | 12 | 3 | 9 |
| May | 19 | 8 | 9 |
| June | 24 | 14 | 8 |
| July | 27 | 17 | 6 |
| August | 26 | 17 | 7 |
| September | 21 | 13 | 8 |
| October | 14 | 7 | 8 |
| November | 8 | 2 | 9 |
| December | 2 | -4 | 11 |