25 F, or -4 C for the rest of the world. Slight northerly breeze, about 7 mph, or 11 kph for the rest of the world. Makes the wind chill about 19 F, or -7 C for the rest of the world. Grinding into the headwind, in the big ring, tucked as aero as I can go to cut down on what parts of me are exposed to my effective wind chill of 8 F, or -13 C for (oh heck, you know the drill). For 90 minutes.
What does all of that mean? It means the plastic band that holds my helmet snug to my head shrinks in the cold, which squeezes my melon. Which leaves large marks in my forehead and gives me a headache.
It’s good to be alive.