Galveston weather live forecast

Today's maximum temperature in Galveston is expected to be 26°C. Select a day from the live weather forecast for Galveston, Texas, USA for more weather parameters.

Saturday
18th Apr
26

19

3

8
Sunday
19th Apr
22

17

6

8
Monday
20th Apr
23

20

2

7
Tuesday
21st Apr
24

21

0

4
Wednesday
22nd Apr
25

22

3

9

5-day weather forecast updated at 04:03 on Saturday 18th April 2026 GMT

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The 5-day weather forecast for Texas (Galveston) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Galveston weather forecast by day

Below are the detailed weather forecasts for Galveston for the next 5 days.

Galveston weather for Saturday 18th April 2026

Expect broken clouds in Galveston, Texas with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 33 kph from the south.

26
°C maximum temperature
19
°C minimum temperature
broken clouds
3
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
33
kph wind from S

Galveston weather for Sunday 19th April 2026

Expect sunshine and showers in Galveston, Texas with a maximum temperature of 22°C, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 31% chance of some rain and a fresh breeze of 37 kph from the north-east.

22
°C maximum temperature
17
°C minimum temperature
sunshine and showers
6
hours of sunshine
8
UV index (Very High)
31
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
37
kph wind from NE

Galveston weather for Monday 20th April 2026

Expect broken clouds in Galveston, Texas with a maximum temperature of 23°C, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the east.

23
°C maximum temperature
20
°C minimum temperature
broken clouds
2
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
23
°C wind chill
27
kph wind from E

Galveston weather for Tuesday 21st April 2026

Expect cloudy with some rain in Galveston, Texas with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 74% chance of some rain and a moderate breeze of 22 kph from the south-east.

24
°C maximum temperature
21
°C minimum temperature
cloudy with some rain
0
hours of sunshine
4
UV index (Moderate)
74
% chance of some rain
<10
mm of rainfall expected
24
°C wind chill
22
kph wind from SE

Galveston weather for Wednesday 22nd April 2026

Expect isolated thunderstorms in Galveston, Texas with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a moderate breeze of 23 kph from the south-east.