sunny
adj.adj. bright with light from the sun. You use this to describe a day with no clouds or a person who is very happy and friendly.
adj. characterised by bright sunlight or direct exposure to the sun. When applied to a person's temperament, it indicates a cheerful and optimistic disposition.
It is a beautiful sunny day today.
The couple chose a sunny spot in the park for their picnic to stay warm in the breeze.
Despite the setbacks, her sunny disposition remained a constant source of morale for the rest of the team during the long winter months.
Gradable adjective; commonly used both literally for weather and figuratively for personality.
It is very sun todayIt is very sunny todayLearners often use the noun 'sun' when the adjective 'sunny' is required to describe the weather.