Galveston Island (TX)
January
Weather in Galveston Island, Texas for January 2026
Your guide to Galveston Island weather in January - trends and predictions
In general, the average temperature in Galveston Island at the beginning of January is 14.9 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 13.6 °F by the end of January.
The climate of Galveston Island in January is notably wet, with an average of 15 rainy days, and a total of 292.9 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
15
Rainy days
0
Snow days
13°/9°
Temperatures
32 km/h
Avg max wind
78 %
Avg humidity
Galveston Island Weather January
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Temperatures trend during January in Galveston Island
See the weather trend as well as the moving average line
January weather in Galveston Island day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jan. 1 |  Sunny | 17° /12° | 0 mm | 5 | |
| Jan. 2 |  Moderate rain at times | 15° /14° | 3.2 mm | 4 | |
| Jan. 3 | Moderate rain at times | 16° /15° | 1.1 mm | 4 | |
| Jan. 4 |  Patchy rain possible | 19° /15° | 0.6 mm | 4 | |
| Jan. 5 | Moderate or heavy rain shower | 19° /10° | 37.5 mm | 4 | |
| Jan. 6 | Sunny | 9° /3° | 0 mm | 3 | |
| Jan. 7 | Sunny | 9° /4° | 0 mm | 3 | |
| Jan. 8 | Sunny | 9° /6° | 0 mm | 3 | |
| Jan. 9 | Moderate or heavy rain shower | 12° /8° | 74.6 mm | 3 | |
| Jan. 10 | Moderate or heavy rain shower | 10° /6° | 77.4 mm | 3 | |
| Jan. 11 |  Overcast | 12° /3° | 0 mm | 3 | |
| Jan. 12 | Moderate or heavy rain shower | 15° /12° | 29.6 mm | 4 | |
| Jan. 13 | Overcast | 13° /8° | 0 mm | 3 | |
| Jan. 14 | Overcast | 11° /7° | 0.1 mm | 3 | |
| Jan. 15 | Moderate or heavy rain shower | 12° /11° | 15.5 mm | 3 | |
| Jan. 16 | Sunny | 15° /9° | 0 mm | 5 | |
| Jan. 17 | Overcast | 15° /13° | 0 mm | 4 | |
| Jan. 18 | Overcast | 15° /12° | 0 mm | 4 | |
| Jan. 19 |  Partly cloudy | 9° /3° | 0 mm | 3 | |
| Jan. 20 | Overcast | 6° /3° | 0.4 mm | 2 | |
| Jan. 21 | Moderate or heavy rain shower | 5° /0° | 16.9 mm | 2 | |
| Jan. 22 |  Cloudy | 8° /2° | 0 mm | 2 | |
| Jan. 23 | Overcast | 11° /8° | 0 mm | 3 | |
| Jan. 24 | Cloudy | 11° /6° | 0 mm | 3 | |
| Jan. 25 | Overcast | 13° /10° | 0.7 mm | 3 | |
| Jan. 26 | Moderate or heavy rain shower | 14° /12° | 23.8 mm | 3 | |
| Jan. 27 | Patchy rain possible | 13° /10° | 2.1 mm | 3 | |
| Jan. 28 | Overcast | 11° /10° | 0.5 mm | 3 | |
| Jan. 29 | Patchy rain possible | 13° /12° | 0.1 mm | 3 | |
| Jan. 30 | Moderate or heavy rain shower | 15° /13° | 8.7 mm | 4 | |
| Jan. 31 |  Fog | 16° /9° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Galveston Island in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Galveston Island forecast closer to your planned date for the most up-to-date weather information.
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Galveston Island in January - FAQ
What are the expected maximum and minimum temperatures in Galveston Island during January?
During January, expect a variety of temperatures with highs around 13° and lows near 9°, suitable for diverse activities and preferences.
How much rainfall should be expected in Galveston Island during January?
Significant rainfall exceeding 292.9 mm is expected in Galveston Island during January, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Galveston Island during January?
The average wind speed in Galveston Island during January is 32 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in Galveston Island
Explore the daily rainfall trends and prepare for Galveston Islands January weather 💧
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Where is Galveston Island?Get accurate weather forecasts for Galveston Island, located at latitude 29.222 and longitude -94.909. Stay updated with localized weather information tailored for Galveston Island.
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