Having unseasonable weather resembling that typically experienced in spring.(adjective)
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Use "springlike" in a sentence
"I've fallen for LL Oud, too, although it doesn't seem all that "springlike" to me."
"Our experience confirmed that the weather in Ensenada is rather similar to San Diego, which is another spot in the world which has 'springlike' weather most of the year."
"By Tuesday, what eventually becomes a springlike high pressure system begins taking hold."