July weather forecast
Williamsville, NY

Weather in July

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

Temperature

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

Humidity

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

Rainfall

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

Snowfall

In Williamsville, snow does not fall in June through September.

Daylight

In Williamsville, the average length of the day in July is 14h and 59min.
On the first day of the month, sunrise is at 5:39 am and sunset at 8:57 pm. On the last day of July, sunrise is at 6:04 am and sunset at 8:37 pm EDT.

Sunshine

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

UV index

July is the month with the highest UV index, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in July transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the 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?

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 in Williamsville.

What is the temperature in July in Williamsville?

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 are the least humid months 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%.

What is the wettest month in Williamsville?

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

How many days does it rain in July in Williamsville?

In Williamsville, New York, in July, it is raining for 15.8 days, with typically 1.61" (41mm) of accumulated precipitation.

When it does not snow in Williamsville?

In Williamsville, snow does not fall in June through September.

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

In Williamsville, New York, the average day length in July is 14h and 59min.

What time are sunrise and sunset in July in Williamsville?

In July, on the first day of the month, sunrise is at 5:39 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:37 pm EDT.

What are the months 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, New York.

How many hours of sunshine does Williamsville have in July?

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

When is 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 reading in July in Williamsville?

In July, the average daily maximum UV index in Williamsville, New York, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

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"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 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%

The months with the highest relative humidity are January and February (86%).
The 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"

The months with the highest snowfall are January and February (2.95").
The 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).
The 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: 14h and 59min

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 4min).

  • Average sunshine in July: 10h and 24min

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

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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).
The 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

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

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