| March 1 Sunday |
Mainly cloudy -4 ° С in the afternoon, -15 ° С at night, FROMwater | |
| 2nd of March Monday |
Cloudy, light snow -3 ° C in the afternoon, -7 ° С at night, FROMwater | |
| March, 3rd Tuesday |
Clear -8 ° С in the afternoon, -16 ° С at night, FROMwater | |
| March 4 Wednesday |
Overcast, snow -3 ° C in the afternoon, -10 ° С at night, FROMwater | |
| 5th of March Thursday |
Mainly cloudy -7 ° С in the afternoon, -1 ° С at night, FROMwater | |
| March, 6 Friday |
Cloudy -9 ° С in the afternoon, -17 ° С at night, FROMwater | |
| March 7 Saturday |
Overcast, snow -3 ° C in the afternoon, -12 ° С at night, FROMwater | |
| March 8 Sunday |
Clear -2 ° С in the afternoon, -15 ° С at night, FROMwater | |
| 9th of March Monday |
Clear -5 ° С in the afternoon, -12 ° С at night, FROMwater | |
| 10th of March Tuesday |
Partly cloudy, light snow -3 ° C in the afternoon, -11 ° С at night, FROMwater | |
| 11th of March Wednesday |
Partly cloudy, snow -4 ° С in the afternoon, -13 ° С at night, FROMwater | |
| March 12 Thursday |
Clear +1 ° C in the afternoon, -9 ° С at night, FROMwater |
Weather in Ottawa by months
| Average monthly temperature, ° C | ||||||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | sen | Oct | but I | Dec | |
| in the afternoon | -6 | -5 | +2 | +11 | +19 | +24 | +26 | +25 | +20 | +13 | +5 | -4 |
| at night | -16 | -14 | -7 | +0 | +7 | +12 | +15 | +14 | +9 | +3 | -3 | -12 |