August weather - Summer 2025

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.4°F).

Average low temperature in August: 64.4°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).

Average pressure in August
Oak Ridge, TN

Average pressure in August: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in August
Oak Ridge, TN

Average wind speed in August: 3.7mph

The windiest month (with the highest average wind speed) is April (6mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in August
Oak Ridge, TN

Average humidity in August: 73%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is August (73%).

Average rainfall in August
Oak Ridge, TN

Average rainfall in August: 2.48"

The wettest month (with the highest rainfall) is February (3.98").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in August
Oak Ridge, TN

Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is November (8.6 days).

Average snowfall in August
Oak Ridge, TN

Average snowfall in August: 0"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Oak Ridge, TN

Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Oak Ridge, TN

Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).

Average sunshine in August: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in August
Oak Ridge, TN

Average sunshine days in August: 13.6 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (12.2 days).

Average UV index in August
Oak Ridge, TN

Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in August
Oak Ridge, TN

Average cloud cover in August: 29

The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are June and August (Cloud cover 29).

Average visibility in August
Oak Ridge, TN

Average visibility in August: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).