City in Ontario, Canada
Niagara Falls weather by month and the best time to visit
When to go to Niagara Falls
Jun–Sep is warmest with all boats running and fireworks; Jul–Aug is crowded. Winter has frozen mist and lights but many closures.
Niagara Falls weather by month
Average daily high, rainfall and conditions.
- Jan-1°59 mm
- Feb0°51 mm
- Mar4°58 mm
- Apr10°75 mm
- May17°81 mm
- Jun23°80 mm
- Jul26°86 mm
- Aug26°71 mm
- Sep22°81 mm
- Oct15°89 mm
- Nov8°70 mm
- Dec2°70 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | -1°C31°F | -6°C21°F | 59 mm | 86% | Freezing |
| February | 0°C32°F | -6°C21°F | 51 mm | 85% | Freezing |
| March | 4°C39°F | -3°C27°F | 58 mm | 82% | Cold |
| April | 10°C50°F | 2°C35°F | 75 mm | 79% | Cold |
| May | 17°C62°F | 8°C47°F | 81 mm | 78% | Cool |
| June | 23°C73°F | 14°C58°F | 80 mm | 75% | Pleasant |
| July | 26°C79°F | 18°C65°F | 86 mm | 71% | Pleasant |
| August | 26°C78°F | 18°C65°F | 71 mm | 71% | Pleasant |
| September | 22°C72°F | 15°C58°F | 81 mm | 73% | Pleasant |
| October | 15°C59°F | 8°C47°F | 89 mm | 78% | Cool |
| November | 8°C47°F | 2°C36°F | 70 mm | 81% | Cold |
| December | 2°C36°F | -2°C28°F | 70 mm | 85% | Freezing |
Best months across Canada
| Place | Best months | Warmest month |
|---|---|---|
| Toronto | May–Sep | Jul (24°C) |
| Vancouver | Jun–Sep | Jul (24°C) |
| Montreal | May–Sep | Jul (25°C) |
| Banff | Jan–Feb, Jun–Sep | Jul (21°C) |
| Niagara Falls | May–Sep | Jul (26°C) |
| Quebec City | Feb, Jun–Sep | Jul (24°C) |
| Whistler | Jul–Aug, Dec–Mar | Jul (22°C) |
| Ottawa | May–Sep | Jul (26°C) |
| Calgary | Jun–Sep | Jul (25°C) |
| Victoria | May–Sep | Aug (21°C) |
| Jasper | Jun–Sep | Jul (22°C) |
| Halifax | Jun–Sep | Aug (21°C) |
| Tofino | Jun–Sep, Nov–Dec | Aug (18°C) |
| Edmonton | Jun–Sep | Jul (24°C) |
| Kelowna | Jun–Sep | Jul (30°C) |
| Yellowknife | Feb–Mar, Sep | Jul (21°C) |
| Mont-Tremblant | Jan–Mar, Sep–Oct | Jul (24°C) |
| Prince Edward Island | Jun–Sep | Aug (22°C) |
Quick answers
What is the best month to visit Niagara Falls?
May–Sep. Jun–Sep is warmest with all boats running and fireworks; Jul–Aug is crowded. Winter has frozen mist and lights but many closures.
When is the rainy season in Niagara Falls?
Rain peaks in October with about 89 mm. No month averages 150 mm or more.
What is the hottest month in Niagara Falls?
July, with average highs of 26°C (79°F).
How cold does Niagara Falls get?
The coolest nights are in February, averaging -6°C (21°F).
More about Niagara Falls
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Sources
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.