September weather forecast
Canandaigua, NY

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Golden brown trees, clean and neat lawns, clear roads and paths around the iconic Ontario County Courthouse in Canandaigua, New York
Golden brown trees, clean and neat lawns, clear roads and paths around the iconic Ontario County Courthouse in Canandaigua, New York

Weather in September

September, the first month of the autumn in Canandaigua, is also an agreeable month, with temperature in the range of an average high of 71.2°F (21.8°C) and an average low of 52.7°F (11.5°C).

Temperature

The beginning of September brings a slight decrease in the average high-temperature, transitioning from a moderately hot 77.7°F (25.4°C) in August to a pleasant 71.2°F (21.8°C). In the month of September, the average temperature dips to a fresh 52.7°F (11.5°C) during the night.

Humidity

The average relative humidity in September is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 8.2 days and typically collects 0.39" (10mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Canandaigua, the average length of the day in September is 12h and 29min.
On the first day of September in Canandaigua, sunrise is at 6:34 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:51 pm EDT.

Sunshine

In Canandaigua, the average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index in Canandaigua is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 3 during September translates into the following directions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What is the average September temperature in Canandaigua?

The high-temperature, in September, in Canandaigua, records 71.2°F (21.8°C), while the low-temperature is 52.7°F (11.5°C).

What is the average humidity in September in Canandaigua?

In September, the average relative humidity in Canandaigua is 78%.

What is the driest month in Canandaigua?

The month with the least rainfall in Canandaigua, New York, is September, when the rain falls for 8.2 days and typically collects 0.39" (10mm) of precipitation.

How much does it rain in Canandaigua in September?

In Canandaigua, New York, during September, the rain falls for 8.2 days and regularly aggregates up to 0.39" (10mm) of precipitation.

When it does not snow in Canandaigua?

June through September are months without snowfall in Canandaigua.

Does it snow in Canandaigua in September?

In Canandaigua, New York, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Canandaigua?

In September, the average day length in Canandaigua is 12h and 29min.

What time are sunrise and sunset in September in Canandaigua?

On the first day of September in Canandaigua, sunrise is at 6:34 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:51 pm EDT.

How long on average sun shines in September in Canandaigua?

In September, the average sunshine duration in Canandaigua is 9h.

How high is the UV index in September in Canandaigua?

In Canandaigua, New York, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Canandaigua, NY

Average temperature in September - Canandaigua, NY
  • Average high temperature in September: 71.2°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in September: 52.7°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in September
Canandaigua, NY

Average pressure in September - Canandaigua, NY
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Canandaigua, NY

Average wind speed in September - Canandaigua, NY
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

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Average humidity in September
Canandaigua, NY

Average humidity in September - Canandaigua, NY
  • Average humidity in September: 78%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (77%).

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Average rainfall in September
Canandaigua, NY

Average rainfall in September - Canandaigua, NY
  • Average rainfall in September: 0.39"

The wettest month (with the highest rainfall) is May (0.94").
The driest month (with the least rainfall) is September (0.39").

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Average rainfall days in September
Canandaigua, NY

Average rainfall days in September - Canandaigua, NY
  • Average rainfall days in September: 8.2 days

The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is January (4 days).

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Average snowfall in September
Canandaigua, NY

Average snowfall in September - Canandaigua, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.17").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Canandaigua, NY

Average snowfall days in September - Canandaigua, NY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Canandaigua, NY

Average daylight in September / Average sunshine in September - Canandaigua, NY
  • Average daylight in September: 12h and 3min

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 September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).

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Average sunshine days in September
Canandaigua, NY

Average sunshine days in September - Canandaigua, NY
  • Average sunshine days in September: 18.3 days

The month with the most sunshine days is October (19.2 days).
The months with the least sunshine days are April and July (13.3 days).

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Average UV index in September
Canandaigua, NY

Average UV index in September - Canandaigua, NY
  • Average UV index in September: 3

The month with the highest UV index is July (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 September
Canandaigua, NY

Average cloud cover in September - Canandaigua, NY
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in September
Canandaigua, NY

Average visibility in September - Canandaigua, NY
  • Average visibility in September: 6mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).

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Canandaigua, New York, USA

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