Niagara on the Lake Weather in June
June in Niagara on the Lake typically sees daytime highs of 18°C (64°F) and nighttime lows of 10°C (50°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the summer season.
Rainfall in Niagara on the Lake in June
Historically, the month has about 9 days of rain, averaging 63 mm (2.5 in) in total. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Niagara on the Lake in June
In June, Niagara on the Lake gets moderate temperatures, with highs of 18°C (64°F). Nights cool to around 10°C (50°F). June is known for being in the summer season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to around 10°C (50°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Niagara on the Lake in June
There are approximately 290 hours of sunshine this month, resulting in mostly clear days.If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Niagara on the Lake.
Niagara on the Lake Temperature in June
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Niagara on the Lake Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Niagara on the Lake - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Niagara on the Lake typically rise from around 20°C (68°F) at the start of June to approximately 25°C (77°F) by the end. Nights are pleasant, with lows typically ranging from 12°C (54°F) to 18°C (64°F).
Average temperatures in June
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather records for Niagara on the Lake in June
Browse day-by-day weather records for Niagara on the Lake spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Niagara on the Lake historical weather extremes in June
Our historical data for Niagara on the Lake spans 1976 to 2026, revealing these weather extremes.
- The hottest June day on record in Niagara on the Lake reached 34°C (93°F) (June 18, 1994).
- The lowest daytime temperature in June was 11°C (52°F), recorded on June 21, 1992.
- Niagara on the Lake registered its coldest June night on June 9, 1983, with temperatures dropping to 4°C (39°F).
Best Places in Canada in June
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in June →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Niagara on the Lake in June
Comfortable temperatures call for an easy wardrobe in June. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Niagara on the Lake in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling6/10 -
Walking6/10 -
Camping8/10 -
Outdoor sports10/10
Niagara on the Lake 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Niagara on the Lake climate overview or explore weather in Canada.
Popular in June
Where to go in June - average daytime high across popular destinations.
Montréal
25°C (77°F) Niagara Falls
25°C (77°F) Ottawa25°C (77°F) Quebec City
23°C (73°F) Toronto22°C (72°F) Calgary20°C (68°F) Vancouver19°C (66°F) Whistler15°C (59°F) 
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