Shall I compare thee to a summer's day? 
 Thou art more lovely and more temperate: 
 Rough winds do shake the darling buds of May, 
 And summer's lease hath all too short a date: 
 Sometimes too hot the eye of heaven shines, 
 And too often is his gold complexion dimm'd:
 Use context clues to determine the BEST meaning of the word temperate as used in the passage.
 volatile
 changing
 even
 rosy