10-day forecast for Happy Valley, TN: 67° to 95°, with precipitation expected on 9 days. The table below breaks each day into morning, afternoon, evening and overnight.
95°
Best day: Monday, August 17
88° · 0.46 in
Worst day: Wednesday, August 12
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1080° / 67°0.19
Morning67°feels 68°
Afternoon74°feels 75°
Evening74°feels 74°
Overnight68°feels 68°
80 °
Happy Valley, Monday, 10 August
Rain. High 80°, low 67°.
Pressure30.15 inHg
Wind3.8 mph W
Humidity82%
Visibility5.6 mi
Dew point72°
Tue, 1187° / 68°0.11
Morning71°feels 72°
Afternoon83°feels 87°
Evening78°feels 79°
Overnight69°feels 69°
87 °
Happy Valley, Tuesday, 11 August
Rain. High 87°, low 68°.
Pressure30.09 inHg
Wind4.9 mph W
Humidity77%
Visibility6.2 mi
Dew point73°
Wed, 1288° / 67°0.46
Morning69°feels 70°
Afternoon83°feels 89°
Evening72°feels 73°
Overnight69°feels 70°
88 °
Happy Valley, Wednesday, 12 August
Rain. High 88°, low 67°.
Pressure30.00 inHg
Wind7.9 mph W
Humidity73%
Visibility6.2 mi
Dew point72°
Thu, 1386° / 68°0.06
Morning71°feels 72°
Afternoon85°feels 89°
Evening77°feels 78°
Overnight69°feels 70°
86 °
Happy Valley, Thursday, 13 August
Light rain. High 86°, low 68°.
Pressure30.03 inHg
Wind5.4 mph W
Humidity64%
Visibility6.2 mi
Dew point69°
Fri, 1489° / 71°0.16
Morning76°feels 79°
Afternoon87°feels 92°
Evening79°feels 79°
Overnight73°feels 74°
89 °
Happy Valley, Friday, 14 August
Light rain. High 89°, low 71°.
Pressure30.06 inHg
Wind8.1 mph W
Humidity55%
Visibility—
Dew point69°
Sat, 1591° / 71°0.1
Morning78°feels 80°
Afternoon89°feels 94°
Evening79°feels 79°
Overnight74°feels 75°
91 °
Happy Valley, Saturday, 15 August
Light rain. High 91°, low 71°.
Pressure30.15 inHg
Wind7.1 mph NW
Humidity50%
Visibility—
Dew point67°
Sun, 1694° / 70°0.07
Morning77°feels 80°
Afternoon90°feels 94°
Evening82°feels 85°
Overnight76°feels 77°
94 °
Happy Valley, Sunday, 16 August
Light rain. High 94°, low 70°.
Pressure30.09 inHg
Wind6.8 mph W
Humidity47%
Visibility—
Dew point66°
Mon, 1795° / 72°0.04
Morning79°feels 81°
Afternoon90°feels 94°
Evening80°feels 84°
Overnight73°feels 74°
95 °
Happy Valley, Monday, 17 August
Light rain. High 95°, low 72°.
Pressure29.97 inHg
Wind10.2 mph NW
Humidity44%
Visibility—
Dew point64°
Tue, 1887° / 69°0.01
Morning74°feels 76°
Afternoon82°feels 85°
Evening77°feels 77°
Overnight73°feels 74°
87 °
Happy Valley, Tuesday, 18 August
Light rain. High 87°, low 69°.
Pressure29.97 inHg
Wind5 mph W
Humidity62%
Visibility—
Dew point67°
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 Happy Valley, TN 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.