From: Effects of weather conditions, light conditions, and road lighting on vehicle speed
Weather conditions | Number of observations (number of hours) | Number of vehicles (total number of vehicle passes) |
---|---|---|
Clear | 163,115 | 46,562,368 |
Rain | 27,313 | 7,612,008 |
Snow | 20,425 | 5,350,937 |
Total | 210,853 | 59,525,313 |