July weather forecast
Williamsburg, PA

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Weather in July

July, like June, in Williamsburg, Pennsylvania, is another warm summer month, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 59.5°F (15.3°C).

Temperature

July registers as the month with the highest average temperatures, reaching 82°F (27.8°C) at its peak and 59.5°F (15.3°C) at the lowest.

Heat index

For July, the heat index is calculated to be a hot 87.8°F (31°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

The least humid month is July, with an average relative humidity of 76%.

Rainfall

In Williamsburg, in July, during 18.3 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. In Williamsburg, during the entire year, the rain falls for 176.5 days and collects up to 29.33" (745mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in July is 14h and 44min.
On the first day of July in Williamsburg, Pennsylvania, sunrise is at 5:46 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:28 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.2h of sunshine.

UV index

In Williamsburg, the average daily maximum UV index in July is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 in July converts into the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What are the warmest months in Williamsburg?

The warmest month in Williamsburg, Pennsylvania, is July, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 59.5°F (15.3°C).

What is the average July temperature in Williamsburg?

The average high-temperature, in July, in Williamsburg, is 82°F (27.8°C), while the average low-temperature is 59.5°F (15.3°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is calculated to be 87.8°F (31°C).

What is the least humid month in Williamsburg?

With an average relative humidity of 76%, July is the least humid month in Williamsburg.

What is the average humidity in July in Williamsburg?

The average relative humidity in July in Williamsburg, Pennsylvania, is 76%.

How many days does it rain in July in Williamsburg?

In Williamsburg, in July, it is raining for 18.3 days, with typically 2.68" (68mm) of accumulated precipitation.

When it does not snow in Williamsburg?

June through September are months without snowfall in Williamsburg.

How many hours of daylight does Williamsburg have in July?

The average day length in July is 14h and 44min.

What time are sunrise and sunset in July in Williamsburg?

On the first day of July in Williamsburg, sunrise is at 5:46 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:28 pm EDT.

What month has the most sunshine in Williamsburg?

July has the most sunshine of the year in Williamsburg, with an average of 10.2h of sunshine.

How many hours of sunshine does Williamsburg have in July?

In July, the average sunshine duration in Williamsburg, Pennsylvania, is 10.2h.

How high is the UV index in July in Williamsburg?

The average daily maximum UV index in July in Williamsburg, Pennsylvania, is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe 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 visibility

Average temperature in July
Williamsburg, PA

Average temperature in July - Williamsburg, PA
  • Average high temperature in July: 82°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in July: 59.5°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in July
Williamsburg, PA

Average pressure in July - Williamsburg, PA
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in July
Williamsburg, PA

Average wind speed in July - Williamsburg, PA
  • Average wind speed in July: 5mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in July
Williamsburg, PA

Average humidity in July - Williamsburg, PA
  • Average humidity in July: 76%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is July (76%).

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Average rainfall in July
Williamsburg, PA

Average rainfall in July - Williamsburg, PA
  • Average rainfall in July: 2.68"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is November (1.81").

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Average rainfall days in July
Williamsburg, PA

Average rainfall days in July - Williamsburg, PA
  • Average rainfall days in July: 18.3 days

The month with the highest number of rainy days is May (19.3 days).
The months with the least rainy days are February and November (10.8 days).

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Average snowfall in July
Williamsburg, PA

Average snowfall in July - Williamsburg, PA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (5.83").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Williamsburg, PA

Average snowfall days in July - Williamsburg, PA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (14.9 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
Williamsburg, PA

Average daylight in July / Average sunshine in July - Williamsburg, PA
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in July
Williamsburg, PA

Average sunshine days in July - Williamsburg, PA
  • Average sunshine days in July: 10.8 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is May (9.3 days).

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Average UV index in July
Williamsburg, PA

Average UV index in July - Williamsburg, PA
  • Average UV index in July: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in July
Williamsburg, PA

Average cloud cover in July - Williamsburg, PA
  • Average cloud cover in July: 35

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 35).

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Average visibility in July
Williamsburg, PA

Average visibility in July - Williamsburg, PA
  • Average visibility in July: 5mi

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

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Williamsburg, Pennsylvania, USA

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