Niagara-on-the-Lake weather in June
Temperature, rain and sunshine in June: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in June
Excellent
Best time to visit: June – September
What is the weather like in Niagara-on-the-Lake in June?
In June, Niagara-on-the-Lake is mild: daytime highs average 20 °C, and nights cool down to about 16 °C. The sun shines for around 8 hours a day. Rain is frequent, with about 11 rainy days and 91 mm in total. All in all, June is an excellent month for a holiday in Niagara-on-the-Lake.
June compared
How the weather changes from May to July. Tap a month to open it.
More details for June
- Daylight
- 15 h 22 min05:35 – 20:57
- UV index
- 9 · very highclear sky, noon (estimate)All months
- Muggy days
- 4 daysdew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 56 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC−4America/Toronto
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %88 %
- Few rainy daysweight 30 %48 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in June
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
- Rain jacket or umbrella
Niagara-on-the-Lake in June: quick answers
Is Niagara-on-the-Lake hot in June?
No. In June, Niagara-on-the-Lake is mild: daytime highs average 20 °C and nights drop to about 16 °C.
Does it rain much in Niagara-on-the-Lake in June?
Rain is frequent, with about 11 rainy days and 91 mm in total.
Niagara-on-the-Lake month by month
The whole year in Niagara-on-the-LakeAll destinations: CanadaWhere to go in June
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences