Galveston, Texas weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Excellent
Best time to visit: May – October
What is the weather like in Galveston, Texas in October?
In October, Galveston, Texas is warm: daytime highs average 26 °C, and even at night it stays warm at around 21 °C. The sea averages 25.6 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 109 mm in total. The air is often humid and muggy. All in all, October is an excellent month for a holiday in Galveston, Texas.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 78 | 84 | 47 |
| Day | 29° | 26° | 21° |
| Night | 25° | 21° | 16° |
| Sea | 29° | 26° | 21° |
| Sun | 6 h | 6 h | 5 h |
| Rain days | 13 | 9 | 8 |
More details for October
- Daylight
- 11 h 31 min07:20 – 18:50
- UV index
- 7 · highclear sky, noon (estimate)All months
- Muggy days
- 18 daysdew point 18 °C or moreAll months
- Wind
- 19 km/haverage daily peakAll months
- Cloud cover
- 39 %on averageAll months
- Hot days
- 1 day30 °C or moreAll months
- Time zone
- UTC−5America/Chicago
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %57 %
- Few rainy daysweight 20 %62 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Galveston, Texas in October: quick answers
Is Galveston, Texas hot in October?
Warm rather than hot: in October, daytime highs in Galveston, Texas average 26 °C and nights cool to about 21 °C.
Can you swim in Galveston, Texas in October?
Yes. In October the sea averages 25.6 °C – pleasant for swimming.
Does it rain much in Galveston, Texas in October?
Rain is frequent, with about 9 rainy days and 109 mm in total.
Galveston, Texas month by month
The whole year in Galveston, TexasAll destinations: USAWhere to go in OctoberSea temperature in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences