Galveston Weather in June
June in Galveston brings very high temperatures around 31°C (88°F) during the day, dropping to 26°C (79°F) at night, with quite a bit of rainfall expected, averaging around 81 mm (3.2 in) for the month.
Rainfall in Galveston in June
Records from the past 30 years suggest around 9 days of rain, with 81 mm (3.2 in) average 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 June
June in Galveston brings very high temperatures, with highs of 31°C (88°F) and nights around 26°C (79°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Galveston in June
The days are predominantly sunny, with an estimated total of around 300 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.If you prefer dry days with pleasant temperatures, March, April, May and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 June
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Galveston typically stay consistent throughout June, with daily highs averaging around 31°C (88°F). Nights are warm, with lows typically ranging from 24°C (75°F) to 26°C (79°F).
Average temperatures in June
Historical weather for Galveston in June
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 June
The extremes listed below come from historical weather data collected in Galveston from 1976 through 2026.
- Galveston recorded its highest June temperature of 37°C (99°F) on June 25, 2012.
- On June 4, 2016, Galveston saw its coldest June day with temperatures maxing out at 25°C (77°F).
- The coldest night in June in Galveston was on June 1, 1984, with a minimum of 15°C (59°F).
Best Places in the United States of America in June
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 June →
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What to Wear in Galveston in June
Warm temperatures in June make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. 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 June
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.