Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
With an average high-temperature of 82°F (27.8°C) and an average low-temperature of 59.5°F (15.3°C), July is the warmest month.Heat index
During July, the heat index is appraised at a tropical 87.8°F (31°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.In terms of the heat index, values are set with light wind and shade conditions in mind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'real feel', binds temperature metrics with humidity values to give a sense of the actual warmth. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
Humidity
July is the least humid month, with an average relative humidity of 76%.Rainfall
In Williamsburg, in July, it is raining for 18.3 days, with typically 2.68" (68mm) of accumulated precipitation. 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
In July, the average length of the day is 14h and 44min.On the first day of July, 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
With an average of 10.2h of sunshine, July has the most sunshine of the year.UV index
The average daily maximum UV index in July is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 5 in July translates into the following instructions:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the hottest time of year?
What is the usual temperature for Williamsburg in July?
What is the least humid month?
What is the average humidity in July?
How many days does it rain in July?
When it does not snow in Williamsburg?
What is the average length of the day in July?
When are sunrise and sunset in July?
What month has the most sunshine in Williamsburg?
How many hours of sunshine does Williamsburg have in July?
What is the UV index intensity in July?
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).
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).
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).
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%).
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").
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).
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").
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).
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).
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).
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).
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).
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).
Williamsburg, Pennsylvania, USA
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