10-Day Weather Forecast - Portland, TN

Widespread frost in the morning. Sunny. Highs in the upper 50s. Northeast winds around 5 mph.

Clear. Patchy frost in the evening, then widespread frost with patchy fog after midnight. Lows in the upper 20s. Northeast winds around 5 mph.

Widespread frost with patchy fog in the morning. Sunny. Highs in the lower 60s. Light and variable winds.

Clear. Patchy fog. Lows around 30.

Areas of fog in the morning. Sunny. Highs in the lower 60s.

Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 30s.

Mostly sunny. Highs in the mid 60s.

Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 30s.

Sunny. Highs in the upper 60s.

Mostly clear. Lows in the upper 30s.

Sunny. Highs around 70.

Partly cloudy. Low temperature around 45F. Dew point will be around 43F with an average humidity of 84%. Winds will be 6 mph from the SSE.

Sunny. High temperature around 65F. Dew point will be around 43F with an average humidity of 58%. Winds will be 9 mph from the S.

Mostly clear. Low temperature around 48F. Dew point will be around 41F with an average humidity of 77%. Winds will be 12 mph from the S.

Cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 67F. Dew point will be around 58F with an average humidity of 80%. Winds will be 15 mph from the SSW.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 43F. Dew point will be around 35F with an average humidity of 83%. Winds will be 16 mph from the NNW.