Key facts
- Tomorrow.io’s last known valuation is $1.0B (Feb 2026).
- 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).
- ·The complete investor list — 55 names
- ·Watchlist + deal alerts for Tomorrow.io
- ·The full record, as it builds
Funding rounds
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.
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
- Website
- tomorrow.io/
- Ownership
- Privately Held (backing)
Tomorrow.io doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Tomorrow.io shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Tomorrow.io in its N-PORT filings yet. We sweep new filings monthly.