10-day forecast for Mercer, TN: 72° to 104°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
104°
Best day: Monday, August 17
88° · 0.33 in
Worst day: Saturday, August 8
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0992° / 73°0
Morning78°feels 79°
Afternoon92°feels 95°
Evening79°feels 79°
Overnight73°feels 75°
92 °
Mercer, Sunday, 9 August
Overcast. High 92°, low 73°.
Pressure30.06 inHg
Wind6.1 mph SW
Humidity50%
Visibility6.2 mi
Dew point69°
Mon, 1096° / 73°0
Morning79°feels 80°
Afternoon96°feels 101°
Evening83°feels 87°
Overnight76°feels 77°
96 °
Mercer, Monday, 10 August
Clear. High 96°, low 73°.
Pressure30.06 inHg
Wind9.2 mph SW
Humidity46%
Visibility6.2 mi
Dew point69°
Tue, 1198° / 77°0
Morning81°feels 85°
Afternoon97°feels 102°
Evening87°feels 90°
Overnight78°feels 79°
98 °
Mercer, Tuesday, 11 August
Clear. High 98°, low 77°.
Pressure30.00 inHg
Wind12.5 mph SW
Humidity46%
Visibility6.2 mi
Dew point69°
Wed, 1299° / 74°0.08
Morning82°feels 85°
Afternoon99°feels 105°
Evening78°feels 79°
Overnight79°feels 79°
99 °
Mercer, Wednesday, 12 August
Light rain. High 99°, low 74°.
Pressure29.91 inHg
Wind11.9 mph SW
Humidity45%
Visibility6.2 mi
Dew point69°
Thu, 1398° / 72°0.15
Morning77°feels 80°
Afternoon89°feels 95°
Evening83°feels 88°
Overnight78°feels 78°
98 °
Mercer, Thursday, 13 August
Light rain. High 98°, low 72°.
Pressure29.94 inHg
Wind11.9 mph SW
Humidity53%
Visibility—
Dew point68°
Fri, 14100° / 79°0
Morning85°feels 86°
Afternoon97°feels 102°
Evening89°feels 96°
Overnight81°feels 85°
100 °
Mercer, Friday, 14 August
Overcast. High 100°, low 79°.
Pressure30.00 inHg
Wind13.8 mph W
Humidity36%
Visibility—
Dew point65°
Sat, 1597° / 76°0.04
Morning81°feels 84°
Afternoon94°feels 102°
Evening85°feels 92°
Overnight80°feels 84°
97 °
Mercer, Saturday, 15 August
Light rain. High 97°, low 76°.
Pressure30.12 inHg
Wind10.3 mph SE
Humidity44%
Visibility—
Dew point68°
Sun, 16101° / 77°0
Morning84°feels 85°
Afternoon99°feels 102°
Evening89°feels 95°
Overnight82°feels 84°
101 °
Mercer, Sunday, 16 August
Overcast. High 101°, low 77°.
Pressure30.03 inHg
Wind10.9 mph W
Humidity29%
Visibility—
Dew point60°
Mon, 17104° / 77°0.01
Morning84°feels 85°
Afternoon99°feels 103°
Evening89°feels 96°
Overnight82°feels 85°
104 °
Mercer, Monday, 17 August
Light rain. High 104°, low 77°.
Pressure30.00 inHg
Wind10.2 mph W
Humidity31%
Visibility—
Dew point62°
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 Mercer, 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.