July weather forecast and climate
Williamsville, NY

Weather in July

July is a moderately hot summer month in Williamsville, New York, with average temperature fluctuating between 62.2°F (16.8°C) and 79.3°F (26.3°C).

Temperature

With an average high-temperature of 79.3°F (26.3°C) and an average low-temperature of 62.2°F (16.8°C), July is the warmest month.

Humidity

Months with the lowest humidity in Williamsville, New York, are July and August, with an average relative humidity of 75%.

Rainfall

July is the month with the most rainfall in Williamsville. Rain falls for 15.8 days and accumulates 1.61" (41mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Williamsville, the average length of the day is 15h.

Sunshine

July and August, with an average of 10.4h of sunshine, are months with the most sunshine.

UV index

With an average maximum UV index of 6, July is the month with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the warmest month in Williamsville?

July is the warmest month in Williamsville, New York, with an average high-temperature of 79.3°F (26.3°C) and an average low-temperature of 62.2°F (16.8°C).

What is the temperature in July in Williamsville?

In July, the average high-temperature is 79.3°F (26.3°C), and the average low-temperature is 62.2°F (16.8°C).

What is the least humid month in Williamsville?

July and August, with an average relative humidity of 75%, are the least humid months in Williamsville.

What is the average humidity in July in Williamsville?

The average relative humidity in July is 75%.

How much does it rain in Williamsville in July?

In July, in Williamsville, the rain falls for 15.8 days. Throughout July, 1.61" (41mm) of precipitation is accumulated.

What is the wettest month in Williamsville?

The month with the most rainfall is July when the rain falls for 15.8 days and typically aggregates up to 1.61" (41mm) of precipitation.

When it does not snow in Williamsville?

June through September are months without snowfall.

What is the average length of the day in July in Williamsville?

In Williamsville, New York, the average length of the day in July is 15h.

What is the month with the most sunshine in Williamsville?

July and August, with an average of 10.4h of sunshine, are months with the most sunshine in Williamsville.

How long on average sun shines in July in Williamsville?

In July, the average sunshine in Williamsville, New York, is 10.4h.

What is the month with the highest UV index in Williamsville?

With an average maximum UV index of 6, July is the month with the highest UV index in Williamsville, New York.

What is the UV index intensity in July in Williamsville?

In July, the average daily maximum UV index in Williamsville is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in July
Williamsville, NY

Average temperature in July - Williamsville, NY
  • Average high temperature in July: 79.3°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in July: 62.2°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure in July
Williamsville, NY

Average pressure in July - Williamsville, NY
  • Average pressure in July: 29.95"

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

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Average wind speed in July
Williamsville, NY

Average wind speed in July - Williamsville, NY
  • Average wind speed in July: 6.5mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in July
Williamsville, NY

Average humidity in July - Williamsville, NY
  • Average humidity in July: 75%

Months with the highest relative humidity are January and February (86%).
Months with the lowest relative humidity are July and August (75%).

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Average rainfall in July
Williamsville, NY

Average rainfall in July - Williamsville, NY
  • Average rainfall in July: 1.61"

The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is September (0.91").

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Average rainfall days in July
Williamsville, NY

Average rainfall days in July - Williamsville, NY
  • Average rainfall days in July: 15.8 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (6.4 days).

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Average snowfall in July
Williamsville, NY

Average snowfall in July - Williamsville, NY
  • Average snowfall in July: 0"

Months with the highest snowfall are January and February (2.95").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Williamsville, NY

Average snowfall days in July - Williamsville, NY
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (15.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Williamsville, NY

Average daylight in July / Average sunshine in July - Williamsville, NY
  • Average daylight in July: 15h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in July: 10.4h

Months with the most sunshine are July and August (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 2.4h).

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Average sunshine days in July
Williamsville, NY

Average sunshine days in July - Williamsville, NY
  • Average sunshine days in July: 13.2 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (10.2 days).

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Average UV index in July
Williamsville, NY

Average UV index in July - Williamsville, NY
  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February and December (UV index 1).

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Average cloud cover in July
Williamsville, NY

Average cloud cover in July - Williamsville, NY
  • Average cloud cover in July: 32

The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in July
Williamsville, NY

Average visibility in July - Williamsville, NY
  • Average visibility in July: 6mi

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

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