Fundz

Rainbow Weather raises $5.5M in seed funding led by Yuri Gurski to enhance short-term weather forecasting.

PRIVATEJan 26, 2026

Amount Raised

$5.5 Million

Round Type

Seed

Masovian VoivodeshipMobileArtificial IntelligenceEducation

Investors

Yuri Gurski

Description

Rainbow Weather has raised $5.5 million in seed funding to push weather forecasting further into short-term, high-precision territory. The Warsaw-based climate tech startup focuses on hyperlocal, minute-by-minute forecasts. The round was backed by a syndicate of investors, including Yuri Gurski, founder of Flo Health. Their app delivers four-hour precipitation forecasts refreshed every 10 minutes.

Quick answer

Rainbow Weather raised $5.5 Million in a Seed round, dated January 26, 2026. Investors: Yuri Gurski. Rainbow Weather is based in Masovian Voivodeship, Poland.

How much did Rainbow Weather raise?
Rainbow Weather raised $5.5 Million in a Seed round on January 26, 2026.
Who invested in Rainbow Weather?
Yuri Gurski is named as investors in this round.
What does Rainbow Weather do?
Rainbow Weather is a Warsaw-based climate tech startup focused on refining short-term, high-precision weather forecasting.
Where is Rainbow Weather based and how big is it?
Rainbow Weather is based in Masovian Voivodeship, Poland.

Source: Fundz verified event record.

Who else raised in Mobile and Education around the same time

Companies in the same sectors as Rainbow Weather that raised within 45 days of this round, from Fundz verified event records.

  • Nectir raised $13M (Series A) on March 11, 2026.
  • NextWork raised $4.5M (Seed) on March 4, 2026.
  • Sourcity AI raised $200K (Pre-Seed) on March 3, 2026.
  • BeConfident raised $16M (Series A) on February 18, 2026.
  • Inspired Learning AI raised $299K (Angel) on February 17, 2026.
  • Purlin raised $2.4M (Seed) on February 6, 2026.

Who to call at Rainbow Weather, and when

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Company Information

Company

Rainbow Weather

Location

Masovian Voivodeship, Poland

About

Rainbow Weather is a Warsaw-based climate tech startup focused on refining short-term, high-precision weather forecasting. The company offers a mobile app that provides hyperlocal, minute-by-minute precipitation forecasts, updated every 10 minutes. By using machine learning and data from diverse sources, they aim to deliver more accurate forecasts than traditional weather services. Rainbow Weather also seeks to expand its offerings beyond precipitation tracking to include features for wildfires and hurricanes.

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Rainbow Weather raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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