San Juan Colonia, TX Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for San Juan Colonia, TX in one place.
Mostly sunny, with a high near 97. Heat index values as high as 110. Southeast wind around 10 mph.
Local Weather Overview
This forecast page for San Juan Colonia, TX is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 10, 2026 12:22 PM CDT.
The active forecast window currently covers Jun 10 to Jun 16, 2026 for San Juan Colonia, TX.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 10 to Jun 16, 2026
- Latest sync
- Jun 10, 2026 12:22 PM CDT
- Forecast office
- BRO
- Source
- NOAA / NWS
Daily Outlook
This Week in San Juan Colonia
Thursday looks like the warmest upcoming period in San Juan Colonia at 99 degrees F.
Friday Night is the coolest period ahead with temperatures near 77 degrees F.
The strongest winds are forecast for Tonight at about 6 to 12 mph SE.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 10, 2026 12:22 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- BRO
- Radar station
- KBRO
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 78. Heat index values as high as 107. Southeast wind 6 to 12 mph, with gusts as high as 23 mph.
Mostly sunny, with a high near 99. Heat index values as high as 112. Southeast wind 6 to 12 mph, with gusts as high as 21 mph.
Mostly clear, with a low around 78. Heat index values as high as 107. Southeast wind 5 to 12 mph, with gusts as high as 24 mph.
A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 96. East southeast wind 5 to 10 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 77. East southeast wind 2 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. East wind 2 to 9 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. East southeast wind 3 to 9 mph. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. Southeast wind 3 to 8 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 79. Southeast wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 98. Southeast wind around 8 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 40%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 95. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jun 10
|
Mostly Sunny
|
97°F |
10 mph
SE
|
|
Tonight
Jun 10
|
Partly Cloudy
|
78°F |
6 to 12 mph
SE
|
|
Thursday
Jun 11
|
Mostly Sunny
|
99°F |
6 to 12 mph
SE
|
|
Thursday Night
Jun 11
|
Mostly Clear
|
78°F |
5 to 12 mph
SE
|
|
Friday
Jun 12
|
Mostly Sunny then Chance Showers And Thunderstorms
|
96°F |
5 to 10 mph
ESE
|
|
Friday Night
Jun 12
|
Chance Showers And Thunderstorms then Partly Cloudy
|
77°F |
2 to 10 mph
ESE
|
|
Saturday
Jun 13
|
Mostly Sunny then Chance Showers And Thunderstorms
|
95°F |
2 to 9 mph
E
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms then Partly Cloudy
|
78°F |
3 to 9 mph
ESE
|
|
Sunday
Jun 14
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
97°F |
3 to 8 mph
SE
|
|
Sunday Night
Jun 14
|
Slight Chance Showers And Thunderstorms
|
79°F |
9 mph
SE
|
|
Monday
Jun 15
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
98°F |
8 mph
SE
|
|
Monday Night
Jun 15
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
78°F |
6 to 9 mph
SE
|
|
Tuesday
Jun 16
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
95°F |
7 mph
ESE
|
|
Tuesday Night
Jun 16
|
Chance Showers And Thunderstorms
|
78°F |
6 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around San Juan Colonia.