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Does weather affect mpg
However, as temperatures drop during the winter, the air increases in density and air Estimated Reading Time: 3 mins. Mar 20, · During the summer months, when it’s warm outside, fuel economy is better. You're not imagining it—cold does reduce mileage · Using the oil the manufacturer recommends for winter. · Limiting the amount of time spent. 2. According to the U.S. Department of Energy, fuel economy tests show that a . Oct 22, In short, YES – cold weather can negatively affect your fuel economy. Using four-wheel drive uses more fuel. In severe winter weather, your mpg can drop even further. Icy or snow-covered roads decrease your tires' grip on the road, wasting energy. Safe driving speeds on slick roads can be much lower than normal, further reducing fuel economy, especially at speeds below 30 to 40 mph. It can drop as much as 24% for short (3- to 4-mile) trips. The effect on hybrids is typically greater. Fuel economy tests show that, in city driving, a conventional gasoline car's gas mileage is roughly 15% lower at 20°F than it would be at 77°F. Cold weather and winter driving conditions can reduce your fuel economy significantly. There are so many things that adversely affect fuel economy . The increased rolling resistance and drive-train friction in just a light rain can increase fuel consumption by to mpg. Keeping your RPMs lower and. First, accelerating and slowing down more slowly is safer when driving in winter weather, and secondly it's easier on your engine.