Ottawa South, Canada Climate
Canada
Pop. 125,090 Elev. 62 m / 203 ft
TZ: America/Toronto (UTC-4) ·
Ottawa South experiences a wide climate range, from bitterly cold winters of 6°F (-14°C) in February to mild summers reaching 81°F (27°C) in July. Humidity pushes the summer feels-like temperature to around 86°F (30°C). Precipitation occurs on roughly 52 days per year (29.5 in / 750 mm total), with snow on 16 days and 97 in (2466 mm) of annual accumulation. The city averages 73 sunny days per year and around 25 thunderstorm days. Nearby lake water reaches 70°F (21°C) in summer.
| Temperature | 27°C (81°F) high | -14°C (6°F) low |
| Feels like | 30°C (86°F) high | -18°C (0°F) low |
| Rain | 52 days | 750 mm (29.5 in) /yr |
| Snow | 16 days | 2466 mm (97.1 in) /yr |
| Sky | 73 sunny | 25 stormy |
| Wind | 1.1 m/s (2.4 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Aug, Sep
Sky & Air by Month
Cloud cover (%)
79
Jan 70
Feb 73
Mar 69
Apr 75
May 59
Jun 58
Jul 49
Aug 47
Sep 49
Oct 80
Nov 81
Dec Humidity (%)
71
Jan 70
Feb 66
Mar 60
Apr 66
May 66
Jun 72
Jul 66
Aug 73
Sep 71
Oct 81
Nov 75
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 8 km Ottawa Macdonald-Cartier International Airport (YOW)
Ski resort 18 km
National park 37 km Rideau River Provincial Park
Mountain peak
(1,555 m) 193 km Algonquin Peak
Hospital 2 km The Ottawa Hospital - Riverside Campus
Hiking trail 8 km Pioneers Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | -5°C 23°F | -12°C 10°F | 3 mm 0.1 in | 401 mm15.8 in | 2 |
| February | -5°C 23°F | -14°C 6°F | 6 mm 0.2 in | 659 mm25.9 in | 3 |
| March | 5°C 41°F | -5°C 22°F | 76 mm 3.0 in | 389 mm15.3 in | 4 |
| April | 12°C 54°F | 0°C 32°F | 103 mm 4.1 in | 189 mm7.5 in | 5 |
| May | 19°C 66°F | 8°C 46°F | 103 mm 4.1 in | — | 5 |
| June | 25°C 77°F | 14°C 57°F | 98 mm 3.8 in | — | 7 |
| July | 27°C 81°F | 16°C 61°F | 85 mm 3.4 in | — | 5 |
| August | 26°C 78°F | 13°C 56°F | 61 mm 2.4 in | — | 14 |
| September | 22°C 71°F | 9°C 49°F | 44 mm 1.8 in | — | 16 |
| October | 16°C 61°F | 5°C 40°F | 89 mm 3.5 in | — | 10 |
| November | 3°C 37°F | -2°C 29°F | 53 mm 2.1 in | 363 mm14.3 in | 1 |
| December | -3°C 26°F | -12°C 10°F | 29 mm 1.1 in | 464 mm18.3 in | 1 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 2 | 0 |
| February | 3 | 0 |
| March | 4 | 1 |
| April | 5 | 2 |
| May | 5 | 4 |
| June | 7 | 5 |
| July | 5 | 7 |
| August | 14 | 3 |
| September | 16 | 2 |
| October | 10 | 1 |
| November | 1 | 0 |
| December | 1 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 0°C 32°F |
| February | 0°C 32°F |
| March | 0°C 32°F |
| April | 2°C 35°F |
| May | 7°C 44°F |
| June | 13°C 56°F |
| July | 21°C 69°F |
| August | 21°C 70°F |
| September | 17°C 63°F |
| October | 13°C 55°F |
| November | 5°C 42°F |
| December | 1°C 34°F |