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Ottawa weather in June 2026
Expect daytime maximum temperatures of 73°F in Ottawa, Ontario in June based on long-term weather averages. There are 8 hours of sunshine per day on average with 12 days with some rainfall and typically 3.3 inches of rainfall in the month.
- 73°F max day temperature
73 - 8 hours of sunshine per day
- 12 days with some rainfall
12 - 54°F min night temperature
54 - 16 hours of daylight per day
16 - No heat & humidity
0 - 3.3 inches of monthly rainfall
3.3 - 8 (Very High) UV index
8
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Recommended for Ontario
The June weather guide for Ontario (Ottawa) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C) | Imperial (°F)
More about Ontario
How hot is it in Ottawa in June?
Daytime temperatures usually reach 75°F in Ottawa in June, falling to 55°F at night.
How sunny is it in Ottawa in June?
There are normally 9 hours of bright sunshine each day in Ottawa in June - that's 55% of daylight hours.
How warm is the sea around Ottawa in June?
The average sea temperature around Ottawa in June is 55°F.
Does it rain in Ottawa in June?
There are usually 10 days with some rain in Ottawa in June and the average monthly rainfall is 2.7 inches.
Ottawa June sunrise & sunset times
Browse the sunrise and sunset times for Ottawa in June 2026. Select a month to view Ottawa sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Monday, 1st June 2026 | 04:18 | 19:44 |
| Monday, 15th June 2026 | 04:14 | 19:53 |
| Tuesday, 30th June 2026 | 04:18 | 19:55 |
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