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Tomorrow.io

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
—

Tomorrow.io key facts

as of Oct 2026
  • Developer of a local weather forecasting platform designed to improve weather forecasting with new micro weather information.
  • Tomorrow.io is valued at approximately $1.0B as of Oct 2026 (last reported valuation).
  • It has raised $508.2M; the latest was Later Stage VC ($175.0M) in Feb 2026.
  • Notable investors include MassChallenge, Flybridge (New York), Harvard Innovation Launch Lab, Canaan Partners, SoftBank Group — 55 tracked in total.
  • Status: Privately Held (backing).
Last reported valuation
LOW confidence
$1.0B

Tomorrow.io's last reported valuation, Feb 2026. Nothing priced has surfaced since.

set by last reported valuationas of Oct 2026question about this number?
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Tomorrow.io funding rounds

No rounds on record

No funding rounds for Tomorrow.io are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.

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Tomorrow.io valuation

Tomorrow.io's last reported valuation was $1 billion in Feb 2026. No priced round, secondary trade or fund mark has surfaced since.

Tomorrow.io investors

55 investors are on record for Tomorrow.io, including MassChallenge, Flybridge (New York), Harvard Innovation Launch Lab and Canaan Partners. By type, the record holds 11 venture capital firms and 1 hedge fund.

About Tomorrow.io

Developer of a local weather forecasting platform designed to improve weather forecasting with new micro weather information. The company's platform utilizes wireless signals, connected vehicles, satellite-to-ground microwave signals, street cameras, and other technologies, along with traditional meteorological data sources, to provide real-time, location-specific, and on-demand weather forecasts, enabling countries, businesses, and individuals to manage their weather-related challenges to improve decision-making processes in various sectors.

Sector
Information Technology
HQ
Boston, MA, United States
Founded
2016
Employees
218
Ownership
Privately Held (backing)

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