July weather forecast
Lancaster, VA

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Weather in July

July in Lancaster, Virginia, is a hot summer month, with an average temperature fluctuating between 69.4°F (20.8°C) and 88.3°F (31.3°C).

Temperature

Lancaster registers the highest average temperatures during the month of July, with peaks of 88.3°F (31.3°C) and lows of 69.4°F (20.8°C).

Heat index

Throughout July, the heat index is estimated at a fiery hot 102.2°F (39°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

July is the least humid month, with an average relative humidity of 73%.

Rainfall

In Lancaster, in July, it is raining for 16.9 days, with typically 3.11" (79mm) of accumulated precipitation. In Lancaster, during the entire year, the rain falls for 159.5 days and collects up to 31.42" (798mm) of precipitation.

Snowfall

In Lancaster, snow does not fall in May through October.

Daylight

In July, the average length of the day in Lancaster is 14h and 29min.
On the first day of the month, sunrise is at 5:48 am and sunset at 8:31 pm. On the last day of July, sunrise is at 6:09 am and sunset at 8:15 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 10.6h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Lancaster. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: An average UV index of 6 in July transforms into this advice:
Guard oneself from overexposure. Defence against sun injury is vital. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

July registers as the month with the average highest temperatures, reaching 88.3°F (31.3°C) at its peak and 69.4°F (20.8°C) at the lowest.

How hot does it get in July?

The high-temperature during July is 88.3°F (31.3°C) and the low-temperature is 69.4°F (20.8°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 102.2°F (39°C).

What is the least humid month?

The least humid month is July, with an average relative humidity of 73%.

What is the average humidity in July?

The average relative humidity in July is 73%.

How many days does it rain in July?

In Lancaster, during July, the rain falls for 16.9 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow?

In Lancaster, snow does not fall in May through October.

What is the average length of the day in July?

The average day length in July is 14h and 29min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:48 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:15 pm EDT.

What month has the most sunshine?

With an average of 10.6h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July?

The average sunshine duration in July is 10.6h.

What is the month with the highest UV index?

The months with the highest UV index in Lancaster, Virginia, are May through August, with an average maximum UV index of 6.

How high is the UV index in July?

In July, the average daily maximum UV index in Lancaster is 6. A UV Index of 6 to 7 symbolizes a high 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
Lancaster, VA

Average temperature in July - Lancaster, VA
  • Average high temperature in July: 88.3°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (43.5°F).

  • Average low temperature in July: 69.4°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in July
Lancaster, VA

Average pressure in July - Lancaster, VA
  • Average pressure in July: 29.97"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
Lancaster, VA

Average wind speed in July - Lancaster, VA
  • Average wind speed in July: 5.7mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in July
Lancaster, VA

Average humidity in July - Lancaster, VA
  • Average humidity in July: 73%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (73%).

Average rainfall in July
Lancaster, VA

Average rainfall in July - Lancaster, VA
  • Average rainfall in July: 3.11"

The wettest month (with the highest rainfall) is August (3.19").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in July
Lancaster, VA

Average rainfall days in July - Lancaster, VA
  • Average rainfall days in July: 16.9 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (9.9 days).

Average snowfall in July
Lancaster, VA

Average snowfall in July - Lancaster, VA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Lancaster, VA

Average snowfall days in July - Lancaster, VA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
Lancaster, VA

Average daylight in July / Average sunshine in July - Lancaster, VA
  • Average daylight in July: 14h and 3min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in July
Lancaster, VA

Average sunshine days in July - Lancaster, VA
  • Average sunshine days in July: 12.3 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.6 days).

Average UV index in July
Lancaster, VA

Average UV index in July - Lancaster, VA
  • Average UV index in July: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in July
Lancaster, VA

Average cloud cover in July - Lancaster, VA
  • Average cloud cover in July: 31

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in July
Lancaster, VA

Average visibility in July - Lancaster, VA
  • Average visibility in July: 6mi

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

Lancaster, Virginia, USA

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