Galveston, TX 14-Day Forecast

Texas, United States 🇺🇸
91°
Partly Cloudy right now Today: high 91°, low 81°
Updated 24 min ago

Galveston weather for the next 14 days

Today

Sunny High 91° Low 81°
Precipitation
8% · 0.0 in
19 mph
11 - Very High
Sunrise / sunset
06:43 AM / 08:08 PM

Friday, August 7

Sunny High 85° Low 83°
Precipitation
36% · 0.01 in
Max wind
17 mph
Humidity
72%
UV index
11 - Extreme
Sunrise / sunset
06:43 AM / 08:07 PM

Saturday, August 8

Sunny High 86° Low 84°
Precipitation
57% · 0.05 in
Max wind
14 mph
Humidity
74%
UV index
11 - Extreme
Sunrise / sunset
06:44 AM / 08:06 PM

Sunday, August 9

Partly Cloudy High 85° Low 84°
Precipitation
68% · 0.23 in
Max wind
14 mph
Humidity
74%
UV index
9 - Very High
Sunrise / sunset
06:44 AM / 08:05 PM

Monday, August 10

Partly Cloudy High 86° Low 83°
Precipitation
60% · 0.11 in
Max wind
16 mph
Humidity
75%
UV index
7 - High
Sunrise / sunset
06:45 AM / 08:04 PM

Tuesday, August 11

Partly Cloudy High 86° Low 84°
Precipitation
13% · 0.0 in
Max wind
16 mph
Humidity
77%
UV index
7 - High
Sunrise / sunset
06:45 AM / 08:03 PM

Wednesday, August 12

Sunny High 86° Low 84°
Precipitation
13% · 0.0 in
Max wind
17 mph
Humidity
77%
UV index
7 - High
Sunrise / sunset
06:46 AM / 08:02 PM

Thursday, August 13

Patchy rain nearby High 86° Low 84°
Precipitation
17% · 0.0 in
Max wind
17 mph
Humidity
76%
UV index
8 - Very High
Sunrise / sunset
06:47 AM / 08:01 PM

Friday, August 14

Partly Cloudy High 86° Low 84°
Precipitation
36% · 0.01 in
Max wind
17 mph
Humidity
78%
UV index
8 - Very High
Sunrise / sunset
06:47 AM / 08:01 PM

Saturday, August 15

Patchy rain nearby High 86° Low 84°
Precipitation
43% · 0.03 in
Max wind
18 mph
Humidity
78%
UV index
7 - High
Sunrise / sunset
06:48 AM / 08:00 PM

Sunday, August 16

Partly Cloudy High 86° Low 84°
Precipitation
17% · 0.0 in
Max wind
18 mph
Humidity
75%
UV index
7 - High
Sunrise / sunset
06:48 AM / 07:59 PM

Monday, August 17

Partly Cloudy High 86° Low 84°
Precipitation
10% · 0.0 in
Max wind
14 mph
Humidity
77%
UV index
7 - High
Sunrise / sunset
06:49 AM / 07:58 PM

Tuesday, August 18

Partly Cloudy High 86° Low 84°
Precipitation
57% · 0.04 in
Max wind
15 mph
Humidity
77%
UV index
7 - High
Sunrise / sunset
06:49 AM / 07:57 PM

Wednesday, August 19

Sunny High 85° Low 84°
Precipitation
17% · 0.0 in
Max wind
17 mph
Humidity
76%
UV index
7 - High
Sunrise / sunset
06:50 AM / 07:56 PM

Galveston 14-day outlook: the story

The warmest day of Galveston's 14-day outlook is Thursday, August 6 with a high near 91°F (33°C); the coolest night comes Thursday, August 6, dipping to 81°F (27°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 86°F (30°C), right in line with the typical August high of 87°F (31°C).

Precipitation is most likely on Saturday 8, Sunday 9, Monday 10, Tuesday 18; the wettest day looks like Sunday, August 9 with about 0.23 in (5.8 mm) expected. For the weekend, expect Saturday 86°F (30°C) and sunny / Sunday 85°F (30°C) and partly cloudy.

For typical conditions month by month, see the Galveston climate & average temperatures guide.

Galveston forecast questions

Will it rain in Galveston this week?
The forecast currently shows meaningful precipitation chances on 4 of the next 14 days, peaking around Sunday, August 9.
What will be the warmest day in Galveston over the next 14 days?
Thursday, August 6, with a forecast high near 91°F (33°C).
How accurate is a 14-day forecast for Galveston?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.

Average temperatures in Galveston by month

Monthly averages for Galveston based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 61° 51° 10 5.0 in 7.3 h/day 77%
February 63° 54° 11 3.4 in 7.6 h/day 82%
March 69° 61° 12 4.6 in 8.4 h/day 80%
April 74° 67° 14 5.9 in 9.8 h/day 78%
May 80° 74° 16 6.5 in 10.4 h/day 80%
June 85° 79° 15 6.3 in 11.4 h/day 78%
July 87° 81° 14 5.7 in 11.4 h/day 78%
August 87° 81° 16 6.5 in 11.1 h/day 76%
September 85° 78° 15 6.9 in 9.9 h/day 75%
October 79° 71° 11 5.7 in 9.5 h/day 73%
November 70° 62° 10 5.1 in 8.0 h/day 76%
December 65° 56° 11 4.9 in 7.1 h/day 80%
14-day forecasts nearby