July weather forecast
Williamson, NY

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Weather in July

July is a moderately hot summer month in Williamson, New York, with an average temperature fluctuating between 64.2°F (17.9°C) and 76.5°F (24.7°C).

Temperature

During the warmest month, July, temperatures average a high of 76.5°F (24.7°C) and a low of 64.2°F (17.9°C).

Humidity

In Williamson, the average relative humidity in July is 78%.

Rainfall

In July, the rain falls for 18.1 days. Throughout July, 2.8" (71mm) of precipitation is accumulated. In Williamson, New York, during the entire year, the rain falls for 171.8 days and collects up to 32.76" (832mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in July is 15h and 1min.
On the first day of the month, sunrise is at 5:33 am and sunset at 8:52 pm. On the last day of July, in Williamson, sunrise is at 5:58 am and sunset at 8:31 pm EDT.

Sunshine

With an average of 10.8h of sunshine, July has the most sunshine of the year in Williamson, New York.

UV index

The month with the highest UV index in Williamson is July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 in July converts into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month in Williamson?

Williamson notes the warmest temperatures in July, with a average high of 76.5°F (24.7°C) and a low of 64.2°F (17.9°C).

What are July temperatures in Williamson?

In Williamson, in July, the average high-temperature is 76.5°F (24.7°C), and the average low-temperature is 64.2°F (17.9°C).

What is the average humidity in July in Williamson?

The average relative humidity in July in Williamson, New York, is 78%.

How many days does it rain in July in Williamson?

In Williamson, during July, the rain falls for 18.1 days and regularly aggregates up to 2.8" (71mm) of precipitation.

When it does not snow in Williamson?

June through September are months without snowfall in Williamson.

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

In July, the average day length in Williamson, New York, is 15h and 1min.

What time are sunrise and sunset in July in Williamson?

On the first day of July, sunrise is at 5:33 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:31 pm EDT.

What month has the most sunshine in Williamson?

With an average of 10.8h of sunshine, July has the most sunshine of the year in Williamson, New York.

How long on average sun shines in July in Williamson?

In July, the average sunshine duration is 10.8h.

When is the highest UV index in Williamson?

The month with the highest UV index is July, with an average maximum UV index of 6.

What is the UV index intensity in July in Williamson?

In July, the average daily maximum UV index in Williamson, New York, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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 July
Williamson, NY

Average temperature in July - Williamson, NY
  • Average high temperature in July: 76.5°F

The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in July: 64.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in July
Williamson, NY

Average pressure in July - Williamson, 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 (29.92"Hg).

Average wind speed in July
Williamson, NY

Average wind speed in July - Williamson, NY
  • Average wind speed in July: 7.5mph

The windiest month (with the highest average wind speed) is January (13.1mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

Average humidity in July
Williamson, NY

Average humidity in July - Williamson, NY
  • Average humidity in July: 78%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is September (76%).

Average rainfall in July
Williamson, NY

Average rainfall in July - Williamson, NY
  • Average rainfall in July: 2.8"

The wettest month (with the highest rainfall) is October (3.62").
The driest month (with the least rainfall) is January (2.05").

Average rainfall days in July
Williamson, NY

Average rainfall days in July - Williamson, NY
  • Average rainfall days in July: 18.1 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (7.9 days).

Average snowfall in July
Williamson, NY

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

The month with the highest snowfall is February (6.26").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Williamson, NY

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

The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Williamson, NY
  • Average daylight in July: 15h and 0min

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 0min).

  • Average sunshine in July: 10h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

Average sunshine days in July
Williamson, NY

Average sunshine days in July - Williamson, NY
  • Average sunshine days in July: 11 days

The month with the most sunshine days is May (12.7 days).
The month with the least sunshine days is February (6.3 days).

Average UV index in July
Williamson, NY

Average UV index in July - Williamson, 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 and December (UV index 1).

Average cloud cover in July
Williamson, NY

Average cloud cover in July - Williamson, NY
  • Average cloud cover in July: 27

The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in July
Williamson, NY

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

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

Williamson, New York, USA

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