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San Leon, Texas Weather Forecast
San Leon, Texas Weather
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Weather Forecast for San Leon, Texas : Galveston County
Issued: 12:20 am CST Dec 14, 2025 Latitude: 29.4832863 Longitude: -94.9221465 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
50% chance of thunderstorms on Overnight Morning Fog on Sunday Sunny on Monday Mostly Cloudy on Tuesday 40% chance of thunderstorms on Wednesday Mostly Sunny on Thursday Mostly Sunny on Friday Partly Sunny on Saturday
Low: 54°F High: 49 °F High: 51°F High: 63°F High: 69°F High: 72°F High: 66°F High: 70°F
Low: 37°F Low: 50°F Low: 62°F Low: 65°F Low: 61°F Low: 61°F  
Thunderstorms Morning Fog Sunny Mostly Cloudy Thunderstorms Mostly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
GALVESTON - (KGLS)
64°
Cloudy
as of 12:52 AM CST
Rel. Humidity: 93%
Dew Point: 63°F
Visibility: 9 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
5 MPH
010° North
Cloud Level(s): Solid Overcast at 7000ft
Current Conditions at
ELLINGTON AFB - (KEFD)
64°
Mostly Cloudy
as of 12:54 AM CST
Rel. Humidity: 100%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Broken at 3000ft
Current Conditions at
HOUSTON/CLOVER FLD - (KLVJ)
64°
Partly Cloudy
as of 12:53 AM CST
Rel. Humidity: 93%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 2600ft
Current Conditions at
HOUSTON/HOBBY AP - (KHOU)
64°
Mostly Cloudy
as of 12:53 AM CST
Rel. Humidity: 100%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: MVFR
Wind Data
5 MPH
340° North
Cloud Level(s): Broken at 2700ft, Broken at 7000ft
50% chance of thunderstorms Overnight Overnight... A 50 percent chance of showers and thunderstorms, mainly after 2am. Cloudy, with a low around 54. Breezy, with a north wind 5 to 10 mph increasing to 15 to 20 mph. Winds could gust as high as 30 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Morning Fog on Sunday Sunday... Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a temperature falling to around 49 by 5pm. Windy, with a north wind 20 to 25 mph, with gusts as high as 35 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 37. Windy, with a northeast wind 15 to 25 mph, with gusts as high as 30 mph.
Sunny on Monday Monday... Sunny, with a high near 51. Northeast wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a steady temperature around 50. East wind around 5 mph.
Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 63.
40% chance of thunderstorms Tuesday Night Tuesday Night... A 40 percent chance of showers and thunderstorms, mainly after midnight. Cloudy, with a low around 62.
40% chance of thunderstorms Wednesday Wednesday... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 69.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 65.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 72.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 61.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 66.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 61.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 70.
Current Radar Image


Sun Almanac for San Leon, Texas
Sunrise: 07:07 AM
Sunset: 5:23 PM
Civil Sunrise:06:40 AM
Civil Sunset: 5:49 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 6:18 PM
Astro Sunrise: 05:42 AM
Astro Sunset: 6:48 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.