The most comfortable time to visit Niagara Falls is from late May to September. For walking, go from May to mid June. Sunbathing weather is not what it offers.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
Niagara Falls never quite rates Good for sun. It comes closest in early August, at 52, mostly because it is too cool. Avoid mid October to mid May for this: it falls to 0, mostly because it is too cool. The clearest skies come in June, when the sky is typically 45% covered at midday (partly cloudy).
The being outside season here runs from late May to September. It peaks in mid September, at 78. The weakest stretch is from mid November to early April, when it drops to 0, mostly because it is too cold.
For walking, go from May to mid June, with a second spell from September to mid October. It peaks in early June, at 74. Avoid December to mid February for this: it falls to 1, mostly because it is too cold.
The year, measured
The average temperature in Niagara Falls over the whole year is 10°C. July is the hottest month, with highs of about 25°C; January is the coldest, with lows of about -3°C. Niagara Falls has no sharply defined rainy season: the chance of rain on a given day runs from 9% in July, the driest month, to 15% in October, the wettest. Winds in Niagara Falls are highest in January, averaging 3.2 m/s (12 km/h), and lightest in July, at 2.0 m/s (7 km/h). The prevailing wind is from the W. The clearest skies in Niagara Falls come in July, when the sky is typically 40% covered; January is the cloudiest month, at 75%.
Month by month Niagara Falls climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | -2°C | -3°C | -8°C | 12% | 75% | 3.2 m/s | 0 | 0 | 1 |
| February | -0°C | -3°C | -7°C | 13% | 65% | 3.2 m/s | 0 | 0 | 4 |
| March | 3°C | 0°C | -3°C | 13% | 58% | 3.0 m/s | 1 | 0 | 10 |
| April | 9°C | 5°C | 4°C | 15% | 56% | 2.8 m/s | 8 | 0 | 32 |
| May | 16°C | 11°C | 13°C | 12% | 48% | 2.3 m/s | 38 | 6 | 64 |
| June | 22°C | 17°C | 20°C | 11% | 43% | 2.3 m/s | 70 | 22 | 64 |
| July | 25°C | 20°C | 25°C | 9% | 40% | 2.0 m/s | 71 | 50 | 34 |
| August | 24°C | 19°C | 24°C | 10% | 42% | 2.1 m/s | 74 | 46 | 39 |
| September | 21°C | 16°C | 20°C | 10% | 44% | 2.1 m/s | 69 | 20 | 66 |
| October | 14°C | 11°C | 11°C | 15% | 55% | 2.6 m/s | 30 | 2 | 60 |
| November | 7°C | 4°C | 1°C | 14% | 62% | 3.0 m/s | 4 | 0 | 21 |
| December | 2°C | 0°C | -4°C | 15% | 73% | 3.1 m/s | 0 | 0 | 4 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Niagara Falls weather by season
Year round, Niagara Falls has days of about -2°C at their warmest in January, its coolest month, and 25°C in July, its warmest; the coolest hours of the day run from -3°C to 20°C through the year, and the average temperature over the year is 10°C around the clock. Rain is most likely around October and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Niagara Falls weather in winterDecember to February
Winter in Niagara Falls has typical daily highs of about -0°C and lows of about -2°C, with a 14% chance of rain on a given day.
Niagara Falls weather in springMarch to May
Spring in Niagara Falls has typical daily highs of about 10°C and lows of about 5°C, with a 13% chance of rain on a given day.
Niagara Falls weather in summerJune to August
Summer in Niagara Falls has typical daily highs of about 24°C and lows of about 19°C, with a 10% chance of rain on a given day.
Niagara Falls weather in autumnSeptember to November
Autumn in Niagara Falls has typical daily highs of about 14°C and lows of about 10°C, with a 13% chance of rain on a given day.
When is the rainy season in Niagara Falls?
Niagara Falls has no sharply defined rainy season: the chance of rain on a given day runs from 9% in July, the driest month, to 15% in October, the wettest.
What time of year is Niagara Falls windiest?
Winds in Niagara Falls are highest in January, averaging 3.2 m/s (12 km/h), and lightest in July, at 2.0 m/s (7 km/h). The prevailing wind is from the W.
What is the average temperature in Niagara Falls year round?
The average temperature in Niagara Falls over the whole year is 10°C. July is the hottest month, with highs of about 25°C; January is the coldest, with lows of about -3°C.
Where to go instead in early January, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.