Galveston weather live forecast

Today's maximum temperature in Galveston is expected to be 28°C. Select a day from the live weather forecast for Galveston, Texas, USA for more weather parameters.

Tuesday
16th Jun
28

27

1

7
Wednesday
17th Jun
29

27

4

6
Thursday
18th Jun
31

28

7

9
Friday
19th Jun
30

29

7

9
Saturday
20th Jun
29

28

6

8

5-day weather forecast updated at 04:03 on Tuesday 16th June 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 Tuesday 16th June 2026

Expect isolated thunderstorms in Galveston, Texas with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 92% chance of some rain and a moderate breeze of 22 kph from the south.

28
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
7
UV index (High)
92
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
22
kph wind from S

Galveston weather for Wednesday 17th June 2026

Expect isolated thunderstorms in Galveston, Texas with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 40-50 mm of rainfall expected with 89% chance of some rain and a fresh breeze of 29 kph from the south.

29
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
6
UV index (High)
89
% chance of some rain
<50
mm of rainfall expected
M
moderate heat & humidity
29
kph wind from S

Galveston weather for Thursday 18th June 2026

Expect isolated thunderstorms in Galveston, Texas with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 30-40 mm of rainfall expected with 63% chance of some rain and a fresh breeze of 30 kph from the south.

31
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
9
UV index (Very High)
63
% chance of some rain
<40
mm of rainfall expected
M
moderate heat & humidity
30
kph wind from S

Galveston weather for Friday 19th June 2026

Expect isolated thunderstorms in Galveston, Texas with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 44% chance of some rain and a moderate breeze of 26 kph from the south.

30
°C maximum temperature
29
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
9
UV index (Very High)
44
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
26
kph wind from S

Galveston weather for Saturday 20th June 2026

Expect isolated thunderstorms in Galveston, Texas with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 51% chance of some rain and a moderate breeze of 24 kph from the south.