Time for today's obscure weather stat. The Seattle record for the biggest difference in a single calendar year between the warmest and coldest temperature is 90° in 1955 ( 96° June 9th & 6° Nov. 15th ). With 108° on June 28th we need a low of 17° or less to break the record.#wawx

— NWS Seattle (@NWSSeattle) December 24, 2021