10-day forecast for Harriman, TN: 67° to 98°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Sunday, August 16
80° · 0.39 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1083° / 69°0.07
Morning70°feels 71°
Afternoon77°feels 77°
Evening75°feels 76°
Overnight70°feels 71°
83 °
Harriman, Monday, 10 August
Light rain. High 83°, low 69°.
Pressure30.15 inHg
Wind4 mph SW
Humidity67%
Visibility6.2 mi
Dew point71°
Tue, 1191° / 67°0.04
Morning70°feels 71°
Afternoon90°feels 94°
Evening81°feels 85°
Overnight70°feels 71°
91 °
Harriman, Tuesday, 11 August
Light rain. High 91°, low 67°.
Pressure30.09 inHg
Wind3.5 mph W
Humidity59%
Visibility6.2 mi
Dew point71°
Wed, 1293° / 68°0.18
Morning70°feels 71°
Afternoon93°feels 98°
Evening73°feels 74°
Overnight70°feels 71°
93 °
Harriman, Wednesday, 12 August
Light rain. High 93°, low 68°.
Pressure29.97 inHg
Wind7.8 mph W
Humidity53%
Visibility6.2 mi
Dew point69°
Thu, 1389° / 68°0.04
Morning70°feels 71°
Afternoon85°feels 89°
Evening80°feels 85°
Overnight68°feels 69°
89 °
Harriman, Thursday, 13 August
Light rain. High 89°, low 68°.
Pressure30.00 inHg
Wind6.2 mph W
Humidity59%
Visibility—
Dew point67°
Fri, 1495° / 72°0.05
Morning79°feels 82°
Afternoon93°feels 98°
Evening82°feels 88°
Overnight77°feels 78°
95 °
Harriman, Friday, 14 August
Light rain. High 95°, low 72°.
Pressure30.03 inHg
Wind8.9 mph NW
Humidity40%
Visibility—
Dew point64°
Sat, 1597° / 73°0.07
Morning80°feels 83°
Afternoon95°feels 101°
Evening82°feels 89°
Overnight76°feels 78°
97 °
Harriman, Saturday, 15 August
Light rain. High 97°, low 73°.
Pressure30.12 inHg
Wind5.7 mph NE
Humidity39%
Visibility—
Dew point65°
Sun, 1698° / 71°0.01
Morning80°feels 82°
Afternoon96°feels 100°
Evening84°feels 89°
Overnight78°feels 78°
98 °
Harriman, Sunday, 16 August
Light rain. High 98°, low 71°.
Pressure30.06 inHg
Wind8.3 mph W
Humidity35%
Visibility—
Dew point63°
Mon, 1797° / 74°0
Morning81°feels 83°
Afternoon94°feels 100°
Evening82°feels 87°
Overnight75°feels 76°
97 °
Harriman, Monday, 17 August
Partly cloudy. High 97°, low 74°.
Pressure29.94 inHg
Wind9.4 mph NW
Humidity39%
Visibility—
Dew point65°
Tue, 1891° / 70°0
Morning77°feels 77°
Afternoon89°feels 88°
Evening78°feels 78°
Overnight73°feels 74°
91 °
Harriman, Tuesday, 18 August
Overcast. High 91°, low 70°.
Pressure29.94 inHg
Wind8.8 mph NW
Humidity35%
Visibility—
Dew point57°
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 Harriman, 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.