10-Day Weather Forecast - Collinsville, OK

Sunny. Highs in the lower 90s. East winds 5 to 10 mph.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 70s. Southeast winds 5 to 10 mph.

Partly sunny. Highs in the mid 90s. Southeast winds 10 to 15 mph. Heat index values up to 106 in the afternoon.

Mostly cloudy with a chance of showers and thunderstorms. Lows around 80. Chance of rain 40 percent.

Mostly sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 115.

Mostly clear. Lows in the lower 80s.

Sunny hot with highs 100 to 105. Heat index values up to 115.

Mostly clear. Lows in the lower 80s.

Mostly sunny. Hot with highs around 105. Heat index values up to 115.

Mostly clear. Lows in the lower 80s.

Mostly sunny. Hot with highs 100 to 105. Heat index values up to 110.

Clear. Low temperature around 83F. Dew point will be around 69F with an average humidity of 51%. Winds will be 7 mph from the SE.

Mostly sunny. High temperature around 102F. Dew point will be around 72F with an average humidity of 52%. Winds will be 5 mph from the S.

Clear. Low temperature around 80F. Dew point will be around 69F with an average humidity of 54%. Winds will be 4 mph from the SE.

Sunny. High temperature around 99F. Dew point will be around 72F with an average humidity of 54%. Winds will be 4 mph from the S.

Clear. Low temperature around 78F. Dew point will be around 70F with an average humidity of 56%. Winds will be 4 mph from the SE.

Mostly sunny. High temperature around 99F. Dew point will be around 71F with an average humidity of 54%. Winds will be 3 mph from the S.

Clear. Low temperature around 79F. Dew point will be around 70F with an average humidity of 56%. Winds will be 4 mph from the E.