San Jacinto County, TX Weather Forecast
County weather hub
Partly Cloudy then Slight Chance Rain Showers
Compare major city weather across San Jacinto County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A slight chance of rain showers between 3am and 5am, then patchy fog and a slight chance of rain showers. Partly cloudy, with a low around 68. Southwest wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for San Jacinto County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in San Jacinto County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 15 to Oct 22, 2026
- Latest sync
- Oct 15, 2026 10:38 PM CDT
- Forecast office
- HGX
- Source
- NOAA / NWS
Daily Outlook
This Week in San Jacinto County
Thursday looks like the warmest upcoming period in San Jacinto County at 88 degrees F.
Saturday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Friday at about 5 to 20 mph N.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 10:38 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- HGX
- Radar station
- KHGX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain showers before 8am. Partly sunny. High near 72, with temperatures falling to around 69 in the afternoon. North wind 5 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Mostly clear, with a low around 50. North wind 15 to 20 mph, with gusts as high as 35 mph.
Sunny, with a high near 68. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Mostly clear, with a low around 45. Northeast wind 0 to 5 mph.
Sunny, with a high near 73.
Mostly clear, with a low around 52.
Mostly sunny, with a high near 77.
Partly cloudy, with a low around 57.
Mostly sunny, with a high near 84.
Mostly clear, with a low around 60.
Sunny, with a high near 87.
Clear, with a low around 61.
Sunny, with a high near 88.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Oct 15
|
Partly Cloudy then Slight Chance Rain Showers
|
68°F |
0 to 5 mph
SW
|
|
Friday
Oct 16
|
Slight Chance Rain Showers then Partly Sunny
|
72°F |
5 to 20 mph
N
|
|
Friday Night
Oct 16
|
Mostly Clear
|
50°F |
15 to 20 mph
N
|
|
Saturday
Oct 17
|
Sunny
|
68°F |
5 to 15 mph
NE
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
45°F |
0 to 5 mph
NE
|
|
Sunday
Oct 18
|
Sunny
|
73°F |
0 to 5 mph
NE
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
52°F |
0 mph
|
|
Monday
Oct 19
|
Mostly Sunny
|
77°F |
0 to 5 mph
E
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
57°F |
0 mph
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
84°F |
0 to 5 mph
E
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
60°F |
0 mph
|
|
Wednesday
Oct 21
|
Sunny
|
87°F |
0 to 5 mph
E
|
|
Wednesday Night
Oct 21
|
Clear
|
61°F |
0 mph
|
|
Thursday
Oct 22
|
Sunny
|
88°F |
0 to 5 mph
E
|
Major City Forecasts
Live forecast snapshots for major cities across San Jacinto County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in San Jacinto County.
Largest mapped city population in this region: 2,424.
