Dallas Weather in July

Sunny and hot describes the weather for July at Dallas, Texas. This is the year's sunniest month, and of course, one of the hottest.

This page gives detailed information on the typical July weather for Dallas.

You can jump directly to data and descriptions for:

The temperature, precipitation and wind speed numbers here are historical averages based on climate data gathered at the Dallas Love Field Airport, located a few miles from downtown Dallas. The rest of the measurements are averages from the nearby Dallas - Fort Worth International Airport.

Temperature Weather iconTemperature

96 °F July average high 36 °C
77 °F July average low 25 °C

In most years, Dallas averages a daily maximum temperature for July that's between 94 and 98 degrees Fahrenheit (34 to 37 degrees Celsius). The minimum temperature usually falls between 75 and 79 °F (24 to 26 °C).

The days at Dallas heat up steadily during July. By the end of the month, the temperature has climbed around 3 °F (2 °C) above what it was at the start.

28 days 90 °F max. or more (32 °C)
1 day 70 °F min. or less (21 °C)

Usually every day in July, Dallas has a temperature of over 80 °F (27 °C). The city averages 6 days this month when the thermometer reaches into the 100s °F (over 38 °C).

July does not normally cool down to 60 °F (16 °C).

Rainy Weather iconRain

2.2 in total precipitation 56 mm
5 days of rain

Half the time, Dallas receives 1 to 3 inches (25 to 81 mm) of rainfall in July. One in four years has drier weather, while another one in four is wetter.

Sunny Weather iconSun

75 % sunshine
15 days clear skies

July is the sunniest month at Dallas. The sun's rays reach the ground during 75 percent of daylight hours on average, for a total of 327 hours in the month. Typically on 15 days this month the sky is mainly clear, with at most 30 percent cloud cover.

Sunlight in July at Dallas lasts for 14 hours and 3 minutes a day on average. The longest day of the month is the 1st with 14 hours and 16 minutes of daylight. By the end of the month, the days have shortened to 13:46 from sunrise to sunset. These durations can vary by a minute or two from year to year.

Humid Weather iconHumidity

60 % July average humidity

The relative humidity in Dallas during July usually peaks at 81 percent in the morning then drops to 42 percent by mid afternoon.

Local Time12 am3 am6 am9 am12 pm3 pm6 pm9 pm
Humidity % 67 74 81 64 49 42 44 58

Windy Weather iconWind

8.7 mph July wind speed average 14.0 kph

July is less windy than most other months in Dallas.

Stormy Weather iconStorms

1 day rainfall of 0.5 inches (13 mm) or more
5 days with thunderstorms in July
2 % chance a named storm approaches

There's a 2 percent probability that a named tropical storm will approach within 100 miles (165 km) of Dallas during July, and it's likely to be a category 1 or 2 hurricane. Major hurricanes are not expected this time of year.

Reference

These weather data are long-term historical averages provided by the National Climatic Data Center of the United States. The temperature and precipitation numbers are 1981-2010 normals while the humidity and thunderstorm statistics are 1961-1990 normals. The named storm probabilities come from the Atlantic Oceanographic and Meteorological Laboratory, Hurricane Research Division.

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