Weather in Ottawa for March 2026
Ottawa is transformed into a snow paradise in March, with more than 20 snowy days on average.
According to Ottawa snow forecast for March 2026, 6 snowy days are expected in the next 2 weeks. The closest date with snow is Saturday, 14 March.Until now, March 2026 in Ottawa has been nearly identical to the historical average, with a temperature of 1.3 °C (showing only a slight deviation of -0.5 °C).
The forecast for the next days in Ottawa predicts temperatures to be around 1 °C, close to the historical average.
In general, the average temperature in Ottawa at the beginning of March is 1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 4.1 °C by the end of March.
New! Chat with our AI weatherman - it’s amazing and free.
Snow Forecast ❄️
Temperatures
More
Ottawa Weather March
Temperatures trend during March in Ottawa
March weather in Ottawa day by day
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Mar. |  Moderate snow | -3° /-11° | 6.7 mm | 3.3 cm | |
| 2 Mar. |  Freezing fog | -2° /-12° | 0.1 mm | 0 cm | |
| 3 Mar. |  Patchy light snow | -1° /-12° | 0.1 mm | 0.1 cm | |
| 4 Mar. | Moderate snow | 3° /-4° | 4.8 mm | 0.7 cm | |
| 5 Mar. | Freezing fog | 4° /-1° | 19.1 mm | 0 cm | |
| 6 Mar. |  Overcast | 3° /-5° | 7.6 mm | 1.1 cm | |
| 7 Mar. |  Light snow showers | 3° /-4° | 16.5 mm | 3 cm | |
| 8 Mar. |  Cloudy | 3° /-4° | 0.8 mm | 0 cm | |
| 9 Mar. | Overcast | 4° /-4° | 3.3 mm | 0 cm | |
| 10 Mar. |  Mist | 3° /-4° | 4.1 mm | 2.2 cm | |
| 11 Mar. | Light snow | 3° /-4° | 27.4 mm | 5.5 cm | |
| 12 Mar. | Light snow | 1° /-6° | 2.5 mm | 0.8 cm | |
| 13 Mar. |  Heavy snow | 2° /-4° | 8.8 mm | 6.9 cm | |
| 14 Mar. |  Moderate or heavy snow showers | 0° /-8° | 3.4 mm | 2.2 cm | |
| 15 Mar. | Moderate or heavy snow showers | -2° /-9° | 9.2 mm | 6.7 cm | |
| 16 Mar. |  Heavy rain | 12° /-2° | 22.7 mm | 0 cm | |
| 17 Mar. | Moderate or heavy snow showers | -4° /-10° | 4.7 mm | 1.6 cm | |
| 18 Mar. |  Light freezing rain | -5° /-13° | 0.1 mm | 0 cm | |
| 19 Mar. | Heavy snow | 1° /-8° | 1.2 mm | 0.9 cm | |
| 20 Mar. |  Patchy rain possible | 4° /-1° | 0.3 mm | 0 cm | |
| 21 Mar. | Moderate snow | 1° /-2° | 0.4 mm | 0.3 cm | |
| 22 Mar. | Overcast | -1° /-5° | 0 mm | 0 cm | |
| 23 Mar. |  Sunny | -4° /-10° | 0 mm | 0 cm | |
| 24 Mar. | Sunny | -2° /-12° | 0 mm | 0 cm | |
| 25 Mar. |  Partly cloudy | 2° /-9° | 0 mm | 0 cm | |
| 26 Mar. | Sunny | 5° /-4° | 0 mm | 0 cm | |
| 27 Mar. | Sunny | 4° /-3° | 0 mm | 0 cm | |
| 28 Mar. | Overcast | 5° /-1° | 0 mm | 0 cm | |
| 29 Mar. | Heavy snow | 4° /-2° | 14.5 mm | 10.6 cm | |
| 30 Mar. | Overcast | 3° /-4° | 13.1 mm | 2.5 cm | |
| 31 Mar. | Heavy snow | 6° /-2° | 4.3 mm | 1.5 cm | |
| Next | |||||
Ottawa in March - FAQ
What are the expected maximum and minimum temperatures in Ottawa during March?
How much rainfall should be expected in Ottawa during March?
Will it snow in Ottawa in March 2026?
What are the typical wind conditions in Ottawa during March?
Ottawa snow forecast March 2026
March rainfall patterns in Ottawa
Quick links
Where is Ottawa?Get accurate weather forecasts for Ottawa, located at latitude 45.411 and longitude -75.698. Stay updated with localized weather information tailored for Ottawa.