+45.3921° · -75.6873° · ELEV 0m
Ottawa South
Canada · Ontario
Monthly weather averages for Ottawa South, Canada — temperature highs and lows, rainfall, sunshine hours by month, and the best time to visit.
№ 01
July → JanuaryClimate Overview
Ottawa South has a subarctic climate. The warmest month is July (27°C average high) and the coolest is January (-4°C).
№ 02
1076 mm / yearRainfall by Month
Ottawa South sees 1076 mm of rain a year. The wettest month is June (110 mm); the driest is September (73 mm).
№ 03
July–SeptemberBest Time to Visit
July–September
13°C – 27°C · 10.8h sun
The best time to visit Ottawa South is July–September, when temperatures average 13°C–27°C with 10.8 sunshine hours per day.
№ 04
12 months · °C · mm · hoursMonthly Breakdown
| January | -4.1°C | -13.7°C | 74 mm | 5.0 h | 07:38 | 16:45 |
|---|---|---|---|---|---|---|
| February | -2.8°C | -12.9°C | 76 mm | 6.1 h | 07:04 | 17:29 |
| March | 2.4°C | -7.7°C | 79 mm | 7.6 h | 07:15 | 19:07 |
| April | 10.9°C | 0.2°C | 103 mm | 8.4 h | 06:17 | 19:47 |
| May | 19.3°C | 7.7°C | 81 mm | 10.5 h | 05:32 | 20:25 |
| June | 23.7°C | 13.3°C | 110 mm | 11.0 h | 05:13 | 20:52 |
| July | 26.6°C | 16.8°C | 108 mm | 12.1 h | 05:28 | 20:48 |
| August | 25.3°C | 16.4°C | 104 mm | 11.0 h | 06:03 | 20:11 |
| September | 21.7°C | 12.6°C | 73 mm | 9.4 h | 06:41 | 19:15 |
| October | 14.2°C | 6.6°C | 110 mm | 6.3 h | 07:18 | 18:18 |
| November | 5.8°C | -1.3°C | 75 mm | 5.1 h | 07:01 | 16:33 |
| December | 0.3°C | -6.6°C | 83 mm | 3.9 h | 07:35 | 16:20 |
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View monthly climate averages for nearby cities or compare them with Ottawa South.
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Temperature, rainfall and sunshine, month by month.