10-day forecast for Postoak, TN: 59° to 93°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.
93°
Best day: Wednesday, August 12
74° · 0.89 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0985° / 70°0.27
Morning73°feels 75°
Afternoon84°feels 88°
Evening79°feels 79°
Overnight70°feels 71°
85 °
Postoak, Sunday, 9 August
Rain. High 85°, low 70°.
Pressure30.12 inHg
Wind3.2 mph S
Humidity65%
Visibility6.2 mi
Dew point70°
Mon, 1090° / 72°0.04
Morning75°feels 77°
Afternoon89°feels 94°
Evening79°feels 80°
Overnight75°feels 76°
90 °
Postoak, Monday, 10 August
Light rain. High 90°, low 72°.
Pressure30.12 inHg
Wind4.8 mph S
Humidity62%
Visibility6.2 mi
Dew point70°
Tue, 1191° / 69°0.15
Morning72°feels 73°
Afternoon90°feels 93°
Evening77°feels 79°
Overnight71°feels 72°
91 °
Postoak, Tuesday, 11 August
Rain. High 91°, low 69°.
Pressure30.06 inHg
Wind5.8 mph W
Humidity54%
Visibility6.2 mi
Dew point69°
Wed, 1293° / 69°0
Morning71°feels 72°
Afternoon93°feels 97°
Evening75°feels 76°
Overnight70°feels 71°
93 °
Postoak, Wednesday, 12 August
Light rain. High 93°, low 69°.
Pressure29.94 inHg
Wind8.3 mph W
Humidity52%
Visibility6.2 mi
Dew point69°
Thu, 1390° / 68°0.06
Morning76°feels 78°
Afternoon88°feels 91°
Evening76°feels 78°
Overnight73°feels 74°
90 °
Postoak, Thursday, 13 August
Light rain. High 90°, low 68°.
Pressure29.91 inHg
Wind9.7 mph W
Humidity48%
Visibility—
Dew point65°
Fri, 1474° / 67°0.89
Morning70°feels 71°
Afternoon72°feels 73°
Evening71°feels 72°
Overnight67°feels 68°
74 °
Postoak, Friday, 14 August
Rain. High 74°, low 67°.
Pressure30.03 inHg
Wind6.3 mph NW
Humidity98%
Visibility—
Dew point71°
Sat, 1583° / 60°0
Morning67°feels 67°
Afternoon81°feels 80°
Evening70°feels 70°
Overnight63°feels 63°
83 °
Postoak, Saturday, 15 August
Clear. High 83°, low 60°.
Pressure30.21 inHg
Wind3.5 mph N
Humidity41%
Visibility—
Dew point54°
Sun, 1684° / 59°0
Morning66°feels 66°
Afternoon80°feels 81°
Evening72°feels 73°
Overnight66°feels 65°
84 °
Postoak, Sunday, 16 August
Overcast. High 84°, low 59°.
Pressure30.21 inHg
Wind3.7 mph S
Humidity47%
Visibility—
Dew point57°
Mon, 1777° / 64°0.31
Morning69°feels 70°
Afternoon76°feels 77°
Evening74°feels 75°
Overnight70°feels 71°
77 °
Postoak, Monday, 17 August
Rain. High 77°, low 64°.
Pressure30.15 inHg
Wind6.4 mph S
Humidity79%
Visibility—
Dew point68°
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 Postoak, 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.