Not so sunny
阳光不那么充足

During my vacation I picked up the local paper to check out the forecast. It read: Today: Sunny, 76. Tonight: Not so sunny, 55.

度假期间，我拿当地报纸看天气预报。上面写着：今天白天，阳光充足，76度。今天晚上，阳光不那么充足，55度。（注：美国用华氏温度。）