Complete Works of Virginia Woolf:
October was well advanced, but steadily burning with a warmth that made the early months of the summer appear very young and capricious. Great tracts of the earth lay now beneath the autumn sun, and the whole of England, from the bald moors to the Cornish rocks, was lit up from dawn to sunset, and showed in stretches of yellow, green, and purple.
1. showing sudden changes in attitude or behaviour;
2. changing suddenly and quickly;