Boston, MA · Founded 2016 · Privately Held (backing)
Developer of a local weather forecasting platform designed to improve weather forecasting with new micro weather information. Tomorrow.io is based in Boston, MA and was founded in 2016. Its last reported valuation was $1 billion in Feb 2026. It has raised $508 million.
Last reported valuation
$1.0B
Oct 2026
Priced at
—
Total raised
$508.2M
Last round
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Cap table — not yet on record
Tomorrow.io's share-class structure hasn't surfaced in our sources yet. Cap tables are assembled from certificates of incorporation, round filings, and disclosures as they land.
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·The complete investor list: 55 names
·Watch Tomorrow.io: the Monday email on marks, rounds and moves
