July weather forecast
Houston, DE

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Weather in July

July, the same as June, is another warm summer month in Houston, Delaware, with an average temperature ranging between max 83.1°F (28.4°C) and min 70.7°F (21.5°C).

Temperature

In Houston, the average temperatures in July are the highest, with a peak at 83.1°F (28.4°C) and a low of 70.7°F (21.5°C).

Heat index

July's average heat index is evaluated at a tropical 91.4°F (33°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

In Houston, the average relative humidity in July is 79%.

Rainfall

In July, the rain falls for 17.3 days. Throughout July, 2.95" (75mm) of precipitation is accumulated. Throughout the year, there are 152.4 rainfall days, and 25.94" (659mm) of precipitation is accumulated.

Snowfall

April, June through October are months without snowfall in Houston.

Daylight

In Houston, the average length of the day in July is 14h and 35min.
On the first day of July in Houston, sunrise is at 5:40 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:14 pm EDT.

Sunshine

With an average of 10.8h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index in Houston are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In July, an average UV index of 6 transforms into the following instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the warmest month in Houston?

Houston's temperature records reveal July as the warmest month, marked by average highs of 83.1°F (28.4°C) and lows of 70.7°F (21.5°C).

How hot does it get in Houston in July?

In July, the average high-temperature and low-temperature in Houston are 83.1°F (28.4°C) and 70.7°F (21.5°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in July is evaluated at 91.4°F (33°C).

What is the average humidity in July in Houston?

In Houston, the average relative humidity in July is 79%.

How many days does it rain in July in Houston?

In Houston, Delaware, in July, it is raining for 17.3 days, with typically 2.95" (75mm) of accumulated precipitation.

When it does not snow in Houston?

In Houston, Delaware, snow does not fall in April, June through October.

What is the average length of the day in July in Houston?

The average day length in July is 14h and 35min.

When are sunrise and sunset in July in Houston?

On the first day of July in Houston, sunrise is at 5:40 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:14 pm EDT.

What month has the most sunshine in Houston?

July has the most sunshine of the year in Houston, Delaware, with an average of 10.8h of sunshine.

How long on average sun shines in July in Houston?

In July, the average sunshine duration in Houston is 10.8h.

When is the highest UV index in Houston?

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

What is the UV index intensity in July in Houston?

In July, the average daily maximum UV index in Houston, Delaware, is 6. A UV Index estimate of 6 to 7 represents a high health threat 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
Houston, DE

Average temperature in July - Houston, DE
  • Average high temperature in July: 83.1°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in July: 70.7°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in July
Houston, DE

Average pressure in July - Houston, DE
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in July
Houston, DE

Average wind speed in July - Houston, DE
  • Average wind speed in July: 6.8mph

The windiest month (with the highest average wind speed) is February (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in July
Houston, DE

Average humidity in July - Houston, DE
  • Average humidity in July: 79%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January and November (74%).

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Average rainfall in July
Houston, DE

Average rainfall in July - Houston, DE
  • Average rainfall in July: 2.95"

The wettest month (with the highest rainfall) is August (3.07").
The driest month (with the least rainfall) is January (1.5").

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Average rainfall days in July
Houston, DE

Average rainfall days in July - Houston, DE
  • Average rainfall days in July: 17.3 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in July
Houston, DE

Average snowfall in July - Houston, DE
  • Average snowfall in July: 0"

The month with the highest snowfall is January (1.22").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days in July
Houston, DE

Average snowfall days in July - Houston, DE
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are April, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Houston, DE

Average daylight in July / Average sunshine in July - Houston, DE
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 10h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in July
Houston, DE

Average sunshine days in July - Houston, DE
  • Average sunshine days in July: 11.6 days

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is July (11.6 days).

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Average UV index in July
Houston, DE

Average UV index in July - Houston, DE
  • 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 and December (UV index 2).

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Average cloud cover in July
Houston, DE

Average cloud cover in July - Houston, DE
  • Average cloud cover in July: 27

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in July
Houston, DE

Average visibility in July - Houston, DE
  • 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).

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Houston, Delaware, USA

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