Right now in Springfield, the air is about 84°F, but the model estimates the asphalt under your dog's paws is closer to 125°F — a gap of roughly 41°F, because heavy cloud cover is taking some of the edge off the direct sun. That reading puts Springfield in the danger range, where pavement can scald paw pads in under a minute. Air temperature alone would have told you none of this — the pavement, not the forecast, is what your dog actually stands on.
Across the 11 hours left today, the pavement in Springfield is projected to top out near 127°F around 2 PM, when the air will be about 86°F — a 41°F gap between the forecast your weather app shows and the surface your dog walks on. The surface is holding roughly flat over the next three hours, so there is no meaningfully cooler hour coming soon — choose shade and grass rather than waiting it out.
In an average August, Springfield sees highs around 87°F and overnight lows near 68°F. Even at those moderate highs, a dark surface in direct sun can run 40–60°F hotter than the air, which is enough to tip midday walks into the caution range. As a seasonal rule of thumb, the safest windows are before about 10:00 AM and after about 5:00 PM.
Springfield loses its all-day safe window in 4 months of the year — June through September — and August is one of them. The year peaks in July at an average high of 89°F against 44°F in January, a 45°F swing that decides how much of the day belongs to your dog.
The nearest city we track is Columbia, MO, roughly 131 miles from Springfield — far enough that its reading is no substitute for this one. Sun angle, humidity and cloud cover can all differ across that distance, which is why this page models Springfield on its own coordinates.
Whatever the number says, confirm it with your hand: press the back of it flat on the pavement for seven seconds. If you can't hold it there, neither can your dog. On a day reading this warm in Springfield, flat-faced breeds like pugs and bulldogs, plus seniors and young puppies with thinner pads, should sit out the heat entirely — subtract about 10°F from any safe threshold for them. If you must cross hot ground, protective booties or a quick coat of paw wax are the only real barrier between paw pads and the asphalt.