Galveston, Texas, United States Climate Change Severity

48
High
The current climate change severity in Galveston is High, with a 0.8% worsening in the climate score compared to last 15 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Oct. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Galveston Weather Condition Changes (Historic Vs 2025)

2025
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Galveston temperature has changed by around +0.2%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Oct. (Historical Vs 2025)

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
5942
-28.8%
cloudyCloudy
5159
15.6%
rainyRainy
17277
-55.2%
snowySnowy
00
0%
mistyMisty
01
100%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 15 years, Galveston has experienced measurable shifts in key climate parameters, contributing to the current severity score of 48 (within the High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

48/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Galveston experienced significant changes:

Temperature change of

+0.05 °C

Variation in annual rainfall

+23.5 %

Change in average humidity

+8.1 %

PM2.5 levels surged by

-17.9 %

Heatwave changed by

-4.9 day(s)

Coldwave changed by

-6.06 day(s)

Wind speeds changed by

+3.5 km/h

These indicators show that Galveston is experiencing a more volatile and extreme climate, reinforcing the need for urgent intervention to mitigate risks. As the severity score rises, focus must shift to adaptation and emergency preparedness.

Check how we calculate Climate Change Severity
Based on data from Jan. to Oct.

Galveston Weather Forecast 30 Days (November - December 2025)
Galveston, Texas, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sun. 16, Nov.
sunnySunny
Temperature Icon23°/20°
Humidity Icon90%
Wind Icon23km/h
Mon. 17, Nov.
partly cloudyPartly Cloudy
Temperature Icon23°/22°
Humidity Icon89%
Wind Icon24km/h
Tue. 18, Nov.
overcastOvercast
Temperature Icon23°/22°
Humidity Icon91%
Wind Icon22km/h
Wed. 19, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon23°/22°
Humidity Icon93%
Wind Icon22km/h
Thu. 20, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon23°/22°
Humidity Icon91%
Wind Icon35km/h
Fri. 21, Nov.
moderate rainModerate rain
Temperature Icon22°/20°
Humidity Icon86%
Wind Icon27km/h
Sat. 22, Nov.
cloudyCloudy
Temperature Icon22°/20°
Humidity Icon66%
Wind Icon22km/h
Sun. 23, Nov.
partly cloudyPartly Cloudy
Temperature Icon21°/20°
Humidity Icon77%
Wind Icon21km/h
Mon. 24, Nov.
partly cloudyPartly Cloudy
Temperature Icon22°/21°
Humidity Icon93%
Wind Icon14km/h
Tue. 25, Nov.
partly cloudyPartly Cloudy
Temperature Icon22°/21°
Humidity Icon91%
Wind Icon28km/h
Wed. 26, Nov.
partly cloudyPartly Cloudy
Temperature Icon22°/22°
Humidity Icon88%
Wind Icon31km/h
Thu. 27, Nov.
moderate rainModerate rain
Temperature Icon19°/13°
Humidity Icon91%
Wind Icon46km/h
Fri. 28, Nov.
sunnySunny
Temperature Icon13°/9°
Humidity Icon60%
Wind Icon42km/h
Sat. 29, Nov.
sunnySunny
Temperature Icon11°/7°
Humidity Icon52%
Wind Icon40km/h
Sun. 30, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/14°
Humidity Icon75%
Wind Icon26km/h
Mon. 1, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/13°
Humidity Icon72%
Wind Icon23km/h
Tue. 2, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/14°
Humidity Icon76%
Wind Icon25km/h
Wed. 3, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/14°
Humidity Icon79%
Wind Icon24km/h
Thu. 4, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/15°
Humidity Icon83%
Wind Icon23km/h
Fri. 5, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/12°
Humidity Icon82%
Wind Icon24km/h
Sat. 6, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon79%
Wind Icon25km/h
Sun. 7, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/12°
Humidity Icon82%
Wind Icon24km/h
Mon. 8, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/11°
Humidity Icon84%
Wind Icon26km/h
Tue. 9, Dec.
moderate rain at timesModerate rain at times
Temperature Icon19°/13°
Humidity Icon81%
Wind Icon24km/h
Wed. 10, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/11°
Humidity Icon75%
Wind Icon28km/h
Thu. 11, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/12°
Humidity Icon72%
Wind Icon27km/h
Fri. 12, Dec.
heavy rain at timesHeavy rain at times
Temperature Icon18°/13°
Humidity Icon73%
Wind Icon26km/h
Sat. 13, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/13°
Humidity Icon79%
Wind Icon26km/h
Sun. 14, Dec.
heavy rain at timesHeavy rain at times
Temperature Icon19°/13°
Humidity Icon79%
Wind Icon27km/h
Mon. 15, Dec.
heavy rain at timesHeavy rain at times
Temperature Icon19°/14°
Humidity Icon82%
Wind Icon26km/h
Tue. 16, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/12°
Humidity Icon78%
Wind Icon27km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onWed. 19, Nov.

23.3°C

Low will be onSat. 29, Nov.

7.2°C

HumidityHumidity

High will be onWed. 19, Nov.

93%

Low will be onSat. 29, Nov.

52%

Wind SpeedWind Speed

High will be onThu. 27, Nov.

46.1km/h

Low will be onMon. 24, Nov.

13.7km/h

PrecipitationPrecipitation

High will be onThu. 27, Nov.

13.4mm

Low will be onTue. 18, Nov.

0.01mm

Ultraviolet IndexUV

High will be onSun. 23, Nov.

6

Low will be onSat. 29, Nov.

3

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