Galveston Weather in July
In Galveston, July brings very high daytime temperatures around 32°C (90°F), with nights cooling to 27°C (81°F). Expect quite a bit of rainfall this month.
Rainfall in Galveston in July
You can expect rain on roughly 14 days based on historical data, averaging 112 mm (4.4 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Galveston in July
In July, expect very high temperatures in Galveston, with highs of 32°C (90°F) and lows of 27°C (81°F) at night. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are warm at 27°C (81°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.
Sunshine in Galveston in July
Enjoy a sunny month with about 311 hours of sunshine, the clear skies make Galveston even more beautiful.If your ideal day consists of dry skies and pleasant temperatures, March, April, May and November typically offer the best circumstances for Galveston.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Galveston's climate page.
Galveston Temperature in July
Min Temperature
27°C (81°F)
Max Temperature
32°C (90°F)
Chance of Rain
46%
Precipitation
112 mm (4.4 in)
Rainy days
14 days
Sunshine
311 hours
Percentage Sunshine
73%
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Galveston typically stay consistent throughout July, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in July
Historical weather for Galveston in July
Browse day-by-day weather records for Galveston spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Galveston historical weather extremes in July
Based on 28 years of weather observations in Galveston between 1997 and 2025, these are the recorded extremes.
- The hottest July day on record in Galveston reached 37°C (99°F) (July 19, 2000).
- The coldest July day was on July 4, 2007, with a maximum of 26°C (79°F).
- Galveston registered its coldest July night on July 5, 2007, with temperatures dropping to 22°C (72°F).
Best Places in the United States of America in July
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in July →
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What to Wear in Galveston in July
Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Galveston in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Galveston's climate page.
See the full Galveston climate overview or explore weather in the United States of America.
