HOOKSETT, N.H. — The sky is Windex blue, the breeze Charmin soft, the air applecrisp warm. Anytime the temperature in late November is in the mid 30s up here, it's regarded as a 'bluebird day' — and a gift from the weather gods. Yet a Republican presidential candidate is shivering in a driveway while chatting with New Hampshire Gov. Chris Sununu, and moments later, microphone in hand inside the Os…