July weather forecast
Martinsville, TX

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Weather in July

July, the same as June, in Martinsville, Texas, is another hot summer month, with an average temperature varying between 73°F (22.8°C) and 94.3°F (34.6°C).

Temperature

Martinsville observes a minor difference in average high-temperatures between June's 91.4°F (33°C) and July's 94.3°F (34.6°C). In July, the nighttime temperature in Martinsville lowers to an average of 73°F (22.8°C).

Heat index

The heat index in July is calculated to be a burning hot 122°F (50°C). Remain cautious: Heat cramps along with heat exhaustion are foreseeable. Ongoing activity may precipitate heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In July, the average relative humidity in Martinsville is 72%.

Rainfall

In Martinsville, in July, it is raining for 14.3 days, with typically 2.56" (65mm) of accumulated precipitation. Throughout the year, in Martinsville, there are 160.4 rainfall days, and 35.83" (910mm) of precipitation is accumulated.

Snowfall

April through August, October and November are months without snowfall in Martinsville.

Daylight

The average length of the day in July is 13h and 59min.
On the first day of July, sunrise is at 6:16 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 8:14 pm CDT.

Sunshine

In July, the average sunshine is 10.1h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in Martinsville, Texas. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index, 7 in July, converts into the following recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Frequently asked questions

How hot is it in Martinsville in July?

In Martinsville, in July, the average high-temperature is 94.3°F (34.6°C), and the average low-temperature is 73°F (22.8°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in July is calculated to be 122°F (50°C).

What is the average humidity in July in Martinsville?

In Martinsville, Texas, the average relative humidity in July is 72%.

How much does it rain in Martinsville in July?

In Martinsville, Texas, in July, it is raining for 14.3 days, with typically 2.56" (65mm) of accumulated precipitation.

When it does not snow in Martinsville?

April through August, October and November are months without snowfall in Martinsville, Texas.

How many hours of daylight does Martinsville have in July?

The average day length in July in Martinsville is 13h and 59min.

What time are sunrise and sunset in July in Martinsville?

On the first day of July in Martinsville, sunrise is at 6:16 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 8:14 pm CDT.

How long on average sun shines in July in Martinsville?

In Martinsville, the average sunshine duration in July is 10.1h.

When is the highest UV index in Martinsville?

The months with the highest UV index in Martinsville, Texas, are May through August, with an average maximum UV index of 7.

What is the UV index intensity in July in Martinsville?

In July, the average daily maximum UV index in Martinsville, Texas, is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to 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
Martinsville, TX

Average temperature in July - Martinsville, TX
  • Average high temperature in July: 94.3°F

The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (55.8°F).

  • Average low temperature in July: 73°F

The month with the highest average low temperature is August (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.2°F).

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Average pressure in July
Martinsville, TX

Average pressure in July - Martinsville, TX
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Martinsville, TX

Average wind speed in July - Martinsville, TX
  • Average wind speed in July: 4.8mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.8mph).

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Average humidity in July
Martinsville, TX

Average humidity in July - Martinsville, TX
  • Average humidity in July: 72%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in July
Martinsville, TX

Average rainfall in July - Martinsville, TX
  • Average rainfall in July: 2.56"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is November (2.44").

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Average rainfall days in July
Martinsville, TX

Average rainfall days in July - Martinsville, TX
  • Average rainfall days in July: 14.3 days

The month with the highest number of rainy days is March (15.5 days).
The month with the least rainy days is November (10.2 days).

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Average snowfall in July
Martinsville, TX

Average snowfall in July - Martinsville, TX
  • Average snowfall in July: 0"

The month with the highest snowfall is January (0.39").
The months with the least snowfall are April, May, June, July, August, October and November (0").

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Average snowfall days in July
Martinsville, TX

Average snowfall days in July - Martinsville, TX
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (0.9 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).

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Average daylight in July /
Average sunshine in July
Martinsville, TX

Average daylight in July / Average sunshine in July - Martinsville, TX
  • Average daylight in July: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in July
Martinsville, TX

Average sunshine days in July - Martinsville, TX
  • Average sunshine days in July: 14.1 days

The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is February (12.3 days).

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Average UV index in July
Martinsville, TX

Average UV index in July - Martinsville, TX
  • Average UV index in July: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in July
Martinsville, TX

Average cloud cover in July - Martinsville, TX
  • Average cloud cover in July: 33

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in July
Martinsville, TX

Average visibility in July - Martinsville, TX
  • Average visibility in July: 5mi

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

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Martinsville, Texas, USA

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