Weather in Houston in July 2025
- July is usually the wettest month of the year in Houston;
Average weather
Average temperature in Houston in July
The temperature in July is +37°C on average, with a range between a maximum of +40°C during the day and a minimum of +24°C at night.
The average maximum temperature goes up 13% by the end of the month, compared with the beginning of the month, from +38°C to +40°C.
Is Houston warm or cold in July?
Houston is typically hot in July.
Maximum temperatures go up compared to the previous month from +32°C to +34°C. The minimum temperature also goes up from +24°C to +24°C.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
July is one of the warmest months in Houston, here is the comparison with other months:
Climate in Houston in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +32°C | +34°C | +34°C | ||||
| Min. temperature | ||||||
| +12°C | +18°C | +16°C | ||||
| Max. temperature | ||||||
| +40°C | +40°C | +42°C | ||||
| Rainfall | ||||||
| 119 mm | 109 mm | 102 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 74% | 74% | 73% | ||||
| Air pressure | ||||||
| 1013 HPa | 1015 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 4 | 4 | 4 | ||||
| Cloudy days | ||||||
| 6 | 5 | 5 | ||||
| Rainy days | ||||||
| 12 | 12 | 13 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
July typically has worse weather conditions compared to June. It’s getting warmer as July arrives. The average maximum temperature goes up from +32°C to +34°C during the day. As July arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 119 mm to 109 mm. Humidity levels don’t change as the month goes on, averaging around 74%. The average wind speed doesn’t change much during July, staying around 2 m/s. The amount of sunny days stay about the same, averaging 4 sunny days during the month.
August brings much the same weather, it remains ok.
Wind
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Houston is gradually increasing during July, going from 3 m/s to 3 m/s over the course of the month.
Rain
How was the weather last July in Houston?
Climate Change over Years
The climate in Houston in July has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+24°C) and the highest in 2012 (+28°C). The driest year was 2011 with only 709 mm of rainfall, and the wettest year was 2021 with 2058 mm.
FAQ
Is July a good time to visit Houston?
Can you sunbathe in Houston in July?
Is Houston rainy in July?
Is it sunny in Houston in July?
Other cities in USA
Monthly weather in Houston
Source of the data
For this page, we’ve looked at the typical weather in Houston, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.