10-day forecast for Mount Sylvan, TX: 75° to 108°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
108°
Best day: Tuesday, August 18
92° · 0.22 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1097° / 75°0
Morning77°feels 79°
Afternoon94°feels 97°
Evening87°feels 88°
Overnight76°feels 78°
97 °
Mount Sylvan, Monday, 10 August
Mostly clear. High 97°, low 75°.
Pressure30.06 inHg
Wind9 mph S
Humidity49%
Visibility6.2 mi
Dew point68°
Tue, 11100° / 76°0
Morning78°feels 80°
Afternoon98°feels 102°
Evening89°feels 90°
Overnight80°feels 80°
100 °
Mount Sylvan, Tuesday, 11 August
Clear. High 100°, low 76°.
Pressure30.03 inHg
Wind11.9 mph SW
Humidity45%
Visibility6.2 mi
Dew point68°
Wed, 12103° / 76°0
Morning78°feels 79°
Afternoon100°feels 103°
Evening94°feels 94°
Overnight81°feels 86°
103 °
Mount Sylvan, Wednesday, 12 August
Clear. High 103°, low 76°.
Pressure29.94 inHg
Wind11.2 mph SW
Humidity41%
Visibility6.2 mi
Dew point67°
Thu, 13104° / 75°0
Morning77°feels 78°
Afternoon99°feels 99°
Evening98°feels 97°
Overnight84°feels 86°
104 °
Mount Sylvan, Thursday, 13 August
Clear. High 104°, low 75°.
Pressure29.91 inHg
Wind17.9 mph S
Humidity28%
Visibility—
Dew point57°
Fri, 14105° / 75°0
Morning82°feels 83°
Afternoon98°feels 100°
Evening98°feels 97°
Overnight85°feels 84°
105 °
Mount Sylvan, Friday, 14 August
Mostly clear. High 105°, low 75°.
Pressure30.03 inHg
Wind17.7 mph S
Humidity32%
Visibility—
Dew point60°
Sat, 15104° / 75°0
Morning82°feels 83°
Afternoon99°feels 101°
Evening100°feels 101°
Overnight88°feels 88°
104 °
Mount Sylvan, Saturday, 15 August
Clear. High 104°, low 75°.
Pressure30.09 inHg
Wind14.6 mph S
Humidity33%
Visibility—
Dew point61°
Sun, 16104° / 77°0
Morning84°feels 85°
Afternoon101°feels 103°
Evening100°feels 99°
Overnight87°feels 85°
104 °
Mount Sylvan, Sunday, 16 August
Mostly clear. High 104°, low 77°.
Pressure30.09 inHg
Wind15.4 mph S
Humidity28%
Visibility—
Dew point59°
Mon, 17107° / 76°0
Morning84°feels 84°
Afternoon104°feels 104°
Evening101°feels 101°
Overnight87°feels 87°
107 °
Mount Sylvan, Monday, 17 August
Partly cloudy. High 107°, low 76°.
Pressure30.00 inHg
Wind14.7 mph SW
Humidity22%
Visibility—
Dew point54°
Tue, 18108° / 77°0
Morning85°feels 86°
Afternoon104°feels 105°
Evening103°feels 103°
Overnight90°feels 90°
108 °
Mount Sylvan, Tuesday, 18 August
Clear. High 108°, low 77°.
Pressure29.91 inHg
Wind15.9 mph SW
Humidity25%
Visibility—
Dew point58°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Mount Sylvan, TX around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.