My experience in Nevada and Arizona has been that when it's 40/43 or more, the wind doesn't make it any worse in terms of how hot it feels. At least in regards

My experience in Nevada and Arizona has been that when it's 40/43 or more, the wind doesn't make it any worse in terms of how hot it feels. At least in regards to normal activity. Wind is a bit annoying - disappointing - when it's that hot, you expect the wind to feel cooling and it's not.