sun·​ny | \ ˈsə-nē How to pronounce sunny (audio) \
sunnier; sunniest

Definition of sunny

1 : marked by brilliant sunlight : full of sunshine
2 : cheerful, optimistic a sunny disposition
3 : exposed to, brightened by, or warmed by the sun a sunny room

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Other Words from sunny

sunnily \ ˈsə-​nə-​lē How to pronounce sunny (audio) \ adverb
sunniness \ ˈsə-​nē-​nəs How to pronounce sunny (audio) \ noun

Examples of sunny in a Sentence

the sunniest parts of the country We found a sunny place to have lunch. If it's sunny later, we can go to the park.
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Recent Examples on the Web This hike is very hot and sunny in the summer and hikers of all levels should bring water, snacks, good footwear and sun protection to avoid needing to be rescued. Shanti Lerner, The Arizona Republic, "Fossil Creek permits are on sale now. Here's when you need a reservation, how to get one," 2 Mar. 2021 On a warm and sunny March evening, little ones gleefully chased each other at Tarkington Park while just weeks into their 2019 spring season, the Indy Steelers youth football league ran drills. IndyStar, "Everyone counted these kids out. But this 38th Street football team defies expectations.," 1 Mar. 2021 It should be mounted in a sunny location away from trees or ledges where predators, like owls, can perch. Regina Cole, Forbes, "This Spring, Invite Bats Into Your Yard," 1 Mar. 2021 In keeping with the classic and sunny vibe, her makeup was simple and glowy by Genevieve Herr for Lancôme. Sarah Spellings, Vogue, "An Intimate Look at Amanda Seyfried’s Virtual Golden Globes Celebration," 1 Mar. 2021 The National Weather Service expects the day to start off cloudy, then gradually becoming mostly sunny. oregonlive, "Portland metro Sunday weather: Cloudy morning, then mostly sunny; high 53," 28 Feb. 2021 First-pitch weather forecast: Mostly sunny, 85 degrees. Kirkland Crawford, Detroit Free Press, "Detroit Tigers lineup vs. Philadelphia Phillies: How to follow the spring opener," 28 Feb. 2021 Yet one suspects that the sunny outlook, even among the Knicks’ long-term loyalists, is temporary — especially with the Nets seemingly collecting superstars for sport across New York’s East River. Marc Stein, New York Times, "The Leon Rose Approach: Way Too Quiet, But Effective for Knicks (So Far)," 28 Feb. 2021 Otherwise skies should turn partly sunny with highs near 50 and light winds. Washington Post, "D.C.-area forecast: Soggy at times today into early Monday; highs in the 40s and 50s through midweek," 28 Feb. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sunny.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of sunny

14th century, in the meaning defined at sense 1

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Time Traveler for sunny

Time Traveler

The first known use of sunny was in the 14th century

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Statistics for sunny

Last Updated

4 Mar 2021

Cite this Entry

“Sunny.” Dictionary, Merriam-Webster, Accessed 5 Mar. 2021.

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More Definitions for sunny



English Language Learners Definition of sunny

: having plenty of bright sunlight
: cheerful and happy


sun·​ny | \ ˈsə-nē How to pronounce sunny (audio) \
sunnier; sunniest

Kids Definition of sunny

1 : bright with sunshine a sunny day a sunny room
2 : merry sense 1, cheerful He just kept … talking his nonstop sunny talk about what a great summer we were going to have …— Jack Gantos, Joey Pigza Loses Control

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More from Merriam-Webster on sunny

Thesaurus: All synonyms and antonyms for sunny

Nglish: Translation of sunny for Spanish Speakers

Britannica English: Translation of sunny for Arabic Speakers

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