July weather forecast
Mattawan, VA

Share

Weather in July

July is a hot summer month in Mattawan, Virginia, with an average temperature fluctuating between 69.3°F (20.7°C) and 90.1°F (32.3°C).

Temperature

The month of July, characterized by an average high of 90.1°F (32.3°C) and a low of 69.3°F (20.7°C), is recognized as the warmest.

Heat index

For July, the heat index is calculated to be a blistering 105.8°F (41°C). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

July is the least humid month, with an average relative humidity of 69%.

Rainfall

In Mattawan, during July, the rain falls for 15.4 days and regularly aggregates up to 2.52" (64mm) of precipitation. In Mattawan, during the entire year, the rain falls for 152.8 days and collects up to 27.09" (688mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Mattawan, Virginia, the average length of the day in July is 14h and 28min.
On the first day of July, sunrise is at 5:51 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:18 pm EDT.

Sunshine

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

UV index

In Mattawan, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 6 in July converts into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Jun 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

In Mattawan, July records the average highest temperatures, peaking at 90.1°F (32.3°C) and reaching a low of 69.3°F (20.7°C).

How hot is it in July?

July temperatures vary between a high-temperature of 90.1°F (32.3°C) and a low-temperature of 69.3°F (20.7°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in July is calculated to be 105.8°F (41°C).

What is the least humid month?

The least humid month is July, with an average relative humidity of 69%.

What is the average humidity in July?

In Mattawan, the average relative humidity in July is 69%.

How much does it rain in July?

In July, the rain falls for 15.4 days. Throughout July, 2.52" (64mm) of precipitation is accumulated.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in July?

In July, the average day length is 14h and 28min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:51 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:18 pm EDT.

What month has the most sunshine in Mattawan?

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

How many hours of sunshine does Mattawan have in July?

The average sunshine duration in July is 10.6h.

How high is the UV index in July?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health risk from 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
Mattawan, VA

Average temperature in July - Mattawan, VA
  • Average high temperature in July: 90.1°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (43.9°F).

  • Average low temperature in July: 69.3°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

Average pressure in July
Mattawan, VA

Average pressure in July - Mattawan, 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
Mattawan, VA

Average wind speed in July - Mattawan, VA
  • Average wind speed in July: 5.3mph

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in July
Mattawan, VA

Average humidity in July - Mattawan, VA
  • Average humidity in July: 69%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (69%).

Average rainfall in July
Mattawan, VA

Average rainfall in July - Mattawan, VA
  • Average rainfall in July: 2.52"

The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in July
Mattawan, VA

Average rainfall days in July - Mattawan, VA
  • Average rainfall days in July: 15.4 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is November (9.2 days).

Average snowfall in July
Mattawan, VA

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

The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Mattawan, VA

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

The months with the highest number of snowfall days are January and February (3.8 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
Mattawan, VA

Average daylight in July / Average sunshine in July - Mattawan, 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 December (Average sunshine: 5h and 12min).

Average sunshine days in July
Mattawan, VA

Average sunshine days in July - Mattawan, VA
  • Average sunshine days in July: 14 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (11.7 days).

Average UV index in July
Mattawan, VA

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

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in July
Mattawan, VA

Average cloud cover in July - Mattawan, VA
  • Average cloud cover in July: 32

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in July
Mattawan, VA

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

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

Mattawan, Virginia, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location