August weather forecast
Niagara Falls, Canada

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Weather in August

The last month of the summer, August, is another warm month in Niagara Falls, Canada, with an average temperature varying between 25.1°C (77.2°F) and 18.3°C (64.9°F).

Temperature

Niagara Falls, Canada, marks the onset of August with an average high-temperature of a still warm 25.1°C (77.2°F), subtly divergent from July's 25.6°C (78.1°F). In Niagara Falls, August's nights observe an average temperature dip to a refreshing 18.3°C (64.9°F).

Humidity

August and September, with an average relative humidity of 74%, are the least humid months.

Rainfall

In August, in Niagara Falls, Canada, the rain falls for 17.3 days. Throughout August, 68mm (2.68") of precipitation is accumulated. In Niagara Falls, during the entire year, the rain falls for 169.3 days and collects up to 770mm (30.31") of precipitation.

Snowfall

In Niagara Falls, snow does not fall in June through September.

Sea temperature

The month with the warmest seawater in Niagara Falls is August, with an average sea temperature of 23.2°C (73.8°F).
Note: When considering a person's aversion to cold, factors like sunshine, wind, and atmospheric temperature are key. Swimming in 23.2°C (73.8°F) might be delightful. (Remember: The Olympics' swimming events have water temperatures between 25°C (77°F) and 28°C (82.4°F).)

Daylight

In Niagara Falls, the average length of the day in August is 13h and 53min.
On the first day of the month, sunrise is at 6:07 am and sunset at 8:37 pm. On the last day of August, in Niagara Falls, sunrise is at 6:40 am and sunset at 7:52 pm EDT.

Sunshine

In August, the average sunshine in Niagara Falls, Canada, is 10.5h.

UV index

The months with the highest UV index are July and August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Fend off overexposure. Sun protection is vital. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be on guard! The reflective nature of sand and water boosts UV exposure.
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Frequently asked questions

What is the temperature in August in Niagara Falls?

In August, in Niagara Falls, the average high-temperature is 25.1°C (77.2°F), and the average low-temperature is 18.3°C (64.9°F).

What is the least humid month in Niagara Falls?

August and September, with an average relative humidity of 74%, are the least humid months in Niagara Falls, Canada.

What is the average humidity in August in Niagara Falls?

The average relative humidity in August in Niagara Falls, Canada, is 74%.

How many days does it rain in August in Niagara Falls?

In Niagara Falls, Canada, in August, during 17.3 rainfall days, 68mm (2.68") of precipitation is typically accumulated.

When it does not snow in Niagara Falls?

In Niagara Falls, snow does not fall in June through September.

What month is the sea warmest in Niagara Falls?

August is the month with the warmest seawater, with an average sea temperature of 23.2°C (73.8°F).

What is the water temperature in August in Niagara Falls?

In Niagara Falls, in August, the average water temperature is 23.2°C (73.8°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 23.2°C (73.8°F) water may be enjoyable.

How many hours of daylight does Niagara Falls have in August?

In August, the average day length is 13h and 53min.

What time are sunrise and sunset in August in Niagara Falls?

In August, on the first day of the month, sunrise is at 6:07 am and sunset at 8:37 pm. On the last day of the month, in Niagara Falls, Canada, sunrise is at 6:40 am and sunset at 7:52 pm EDT.

How many hours of sunshine does Niagara Falls have in August?

In Niagara Falls, the average sunshine duration in August is 10.5h.

What is the month with the highest UV index in Niagara Falls?

July and August, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in August in Niagara Falls?

The average daily maximum UV index in August in Niagara Falls is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in August
Niagara Falls, Canada

Average temperature in August - Niagara Falls, Canada
  • Average high temperature in August: 25.1°C

The warmest month (with the highest average high temperature) is July (25.6°C).
The month with the lowest average high temperature is January (-1.3°C).

  • Average low temperature in August: 18.3°C

The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is January (-6.4°C).

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Average pressure in August
Niagara Falls, Canada

Average pressure in August - Niagara Falls, Canada
  • Average pressure in August: 1014.9mbar

The month with the highest atmospheric pressure is November (1018.6mbar).
The month with the lowest atmospheric pressure is June (1013.3mbar).

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Average wind speed in August
Niagara Falls, Canada

Average wind speed in August - Niagara Falls, Canada
  • Average wind speed in August: 12.3km/h

The windiest month (with the highest average wind speed) is January (19.8km/h).
The calmest month (with the lowest average wind speed) is July (11.5km/h).

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Average humidity in August
Niagara Falls, Canada

Average humidity in August - Niagara Falls, Canada
  • Average humidity in August: 74%

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are August and September (74%).

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Average rainfall in August
Niagara Falls, Canada

Average rainfall in August - Niagara Falls, Canada
  • Average rainfall in August: 68mm

The wettest month (with the highest rainfall) is July (79mm).
The driest month (with the least rainfall) is September (47mm).

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Average rainfall days in August
Niagara Falls, Canada

Average rainfall days in August - Niagara Falls, Canada
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (7.8 days).

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Average snowfall in August
Niagara Falls, Canada

Average snowfall in August - Niagara Falls, Canada
  • Average snowfall in August: 0mm

The month with the highest snowfall is February (181mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in August
Niagara Falls, Canada

Average snowfall days in August - Niagara Falls, Canada
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in August
Niagara Falls, Canada

Average sea temperature in August - Niagara Falls, Canada
  • Average sea temperature in August: 23.2°C

The best month for swimming (with the highest average sea temperature) is August (23.2°C).
The coldest month (with the lowest average sea temperature) is February (1.7°C).

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Average daylight in August /
Average sunshine in August
Niagara Falls, Canada

Average daylight in August / Average sunshine in August - Niagara Falls, Canada
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

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Average sunshine days in August
Niagara Falls, Canada

Average sunshine days in August - Niagara Falls, Canada
  • Average sunshine days in August: 10.9 days

The month with the most sunshine days is September (14 days).
The month with the least sunshine days is January (6.8 days).

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Average UV index in August
Niagara Falls, Canada

Average UV index in August - Niagara Falls, Canada
  • Average UV index in August: 6

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in August
Niagara Falls, Canada

Average cloud cover in August - Niagara Falls, Canada
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in August
Niagara Falls, Canada

Average visibility in August - Niagara Falls, Canada
  • Average visibility in August: 10km

The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January and February (8km).

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Niagara Falls, Canada

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