Is Open Meteo Mcp Safe?

Open Meteo Mcp — Nerq Trust Score 60.4/100 (C+ grade). Based on analysis of 5 trust dimensions, it is generally safe but has some concerns. Last updated: 2026-05-15.

Use Open Meteo Mcp with some caution. Open Meteo Mcp is a software tool with a Nerq Trust Score of 60.4/100 (C+), based on 5 independent data dimensions. Below the recommended threshold of 70. Security: 0/100. Maintenance: 1/100. Popularity: 0/100. Data sourced from multiple public sources including package registries, GitHub, NVD, OSV.dev, and OpenSSF Scorecard. Last updated: 2026-05-15. Machine-readable data (JSON).

Is Open Meteo Mcp safe?

CAUTION — Open Meteo Mcp has a Nerq Trust Score of 60.4/100 (C+). It has moderate trust signals but shows some areas of concern that warrant attention. Suitable for development use — review security and maintenance signals before production deployment.

Security Analysis → Open Meteo Mcp Privacy Report →

What is Open Meteo Mcp's trust score?

Open Meteo Mcp has a Nerq Trust Score of 60.4/100, earning a C+ grade. This score is based on 5 independently measured dimensions including security, maintenance, and community adoption.

Security
0
Compliance
100
Maintenance
1
Documentation
1
Popularity
0

What are the key security findings for Open Meteo Mcp?

Open Meteo Mcp's strongest signal is compliance at 100/100. No known vulnerabilities have been detected. It has not yet reached the Nerq Verified threshold of 70+.

Security score: 0/100 (weak)
Maintenance: 1/100 — low maintenance activity
Compliance: 100/100 — covers 52 of 52 jurisdictions
Documentation: 1/100 — limited documentation
Popularity: 0/100 — 29 stars on github

What is Open Meteo Mcp and who maintains it?

Authorcmer81
CategoryInfrastructure
Stars29
Sourcehttps://github.com/cmer81/open-meteo-mcp
Frameworksanthropic · mcp
Protocolsmcp · rest

Regulatory Compliance

EU AI Act Risk ClassMINIMAL
Compliance Score100/100
JurisdictionsAssessed across 52 jurisdictions

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What Is Open Meteo Mcp?

Open Meteo Mcp is a software tool in the infrastructure category: A comprehensive MCP server providing access to Open-Meteo weather APIs for Large Language Models. It has 29 GitHub stars. Nerq Trust Score: 60/100 (C+).

Nerq independently analyzes every software tool, app, and extension across multiple trust signals including security vulnerabilities, maintenance activity, license compliance, and community adoption.

How Nerq Assesses Open Meteo Mcp's Safety

Nerq's Trust Score is calculated from 13+ independent signals aggregated into five dimensions. Here is how Open Meteo Mcp performs in each:

The overall Trust Score of 60.4/100 (C+) reflects the weighted combination of these signals. This is below the Nerq Verified threshold of 70. We recommend additional due diligence before production deployment.

Who Should Use Open Meteo Mcp?

Open Meteo Mcp is designed for:

Risk guidance: Open Meteo Mcp is suitable for development and testing environments. Before production deployment, conduct a thorough review of its security posture, review the specific trust signals above, and consider whether a higher-scored alternative meets your requirements.

How to Verify Open Meteo Mcp's Safety Yourself

While Nerq provides automated trust analysis, we recommend these additional steps before adopting any software tool:

  1. Check the source code — Review the repository's security policy, open issues, and recent commits for signs of active maintenance.
  2. Scan dependencies — Use tools like npm audit, pip-audit, or snyk to check for known vulnerabilities in Open Meteo Mcp's dependency tree.
  3. Review permissions — Understand what access Open Meteo Mcp requires. Software tools should follow the principle of least privilege.
  4. Test in isolation — Run Open Meteo Mcp in a sandboxed environment before granting access to production data or systems.
  5. Monitor continuously — Use Nerq's API to set up automated trust checks: GET nerq.ai/v1/preflight?target=cmer81/open-meteo-mcp
  6. Review the license — Confirm that Open Meteo Mcp's license is compatible with your intended use case. Pay attention to restrictions on commercial use, redistribution, and derivative works. Some AI tools use dual licensing or have separate terms for enterprise customers that differ from the open-source license.
  7. Check community signals — Look at the project's issue tracker, discussion forums, and social media presence. A healthy community actively reports bugs, contributes fixes, and discusses security concerns openly. Low community engagement may indicate limited peer review of the codebase.

Common Safety Concerns with Open Meteo Mcp

When evaluating whether Open Meteo Mcp is safe, consider these category-specific risks:

Data handling

Understand how Open Meteo Mcp processes, stores, and transmits your data. Review the tool's privacy policy and data retention practices, especially for sensitive or proprietary information.

Dependency security

Check Open Meteo Mcp's dependency tree for known vulnerabilities. Tools with outdated or unmaintained dependencies pose a higher security risk.

Update frequency

Regularly check for updates to Open Meteo Mcp. Security patches and bug fixes are only effective if you're running the latest version.

Third-party integrations

If Open Meteo Mcp connects to external APIs or services, each integration point is a potential attack surface. Audit all third-party connections, verify that data shared with external services is minimized, and ensure that integration credentials are rotated regularly.

License and IP compliance

Verify that Open Meteo Mcp's license is compatible with your intended use case. Some AI tools have restrictive licenses that limit commercial use, redistribution, or derivative works. Using Open Meteo Mcp in violation of its license can expose your organization to legal liability.

Open Meteo Mcp and the EU AI Act

Open Meteo Mcp is classified as Minimal Risk under the EU AI Act. This is the lowest risk category, meaning it faces minimal regulatory requirements. However, transparency obligations still apply.

Nerq's compliance assessment covers 52 jurisdictions worldwide. For organizations deploying AI tools in regulated environments, understanding these classifications is essential for legal compliance.

Best Practices for Using Open Meteo Mcp Safely

Whether you're an individual developer or an enterprise team, these practices will help you get the most from Open Meteo Mcp while minimizing risk:

Conduct regular audits

Periodically review how Open Meteo Mcp is used in your workflow. Check for unexpected behavior, permissions drift, and compliance with your security policies.

Keep dependencies updated

Ensure Open Meteo Mcp and all its dependencies are running the latest stable versions to benefit from security patches.

Follow least privilege

Grant Open Meteo Mcp only the minimum permissions it needs to function. Avoid granting admin or root access.

Monitor for security advisories

Subscribe to Open Meteo Mcp's security advisories and vulnerability disclosures. Use Nerq's API to get automated trust score updates.

Document usage policies

Create and maintain a clear policy for how Open Meteo Mcp is used within your organization, including data handling guidelines and acceptable use cases.

When Should You Avoid Open Meteo Mcp?

Even promising tools aren't right for every situation. Consider avoiding Open Meteo Mcp in these scenarios:

For each scenario, evaluate whether Open Meteo Mcp's trust score of 60.4/100 meets your organization's risk tolerance. We recommend running a manual security assessment alongside the automated Nerq score.

How Open Meteo Mcp Compares to Industry Standards

Nerq indexes over 6 million software tools, apps, and packages across dozens of categories. Among infrastructure tools, the average Trust Score is 62/100. Open Meteo Mcp's score of 60.4/100 is near the category average of 62/100.

This places Open Meteo Mcp in line with the typical infrastructure tool tool. It meets baseline expectations but does not distinguish itself from peers on trust metrics.

Industry benchmarks matter because they contextualize a tool's safety profile. A score that looks moderate in isolation may actually represent strong performance within a challenging category — or vice versa. Nerq's category-relative analysis helps teams make informed decisions by showing not just absolute quality, but how a tool ranks against its direct peers.

Trust Score History

Nerq continuously monitors Open Meteo Mcp and recalculates its Trust Score as new data becomes available. Our scoring engine ingests real-time signals from source repositories, vulnerability databases (NVD, OSV.dev), package registries, and community metrics. When a new CVE is published, a major release ships, or maintenance patterns change, Open Meteo Mcp's score is updated within 24 hours.

Historical trust trends reveal whether a tool is improving, stable, or declining over time. A tool that consistently maintains or improves its score demonstrates ongoing commitment to security and quality. Conversely, a downward trend may signal reduced maintenance, growing technical debt, or unresolved vulnerabilities. To track Open Meteo Mcp's score over time, use the Nerq API: GET nerq.ai/v1/preflight?target=cmer81/open-meteo-mcp&include=history

Nerq retains trust score snapshots at regular intervals, enabling trend analysis across weeks and months. Enterprise users can access detailed historical reports showing how each dimension — security, maintenance, documentation, compliance, and community — has evolved independently, providing granular visibility into which aspects of Open Meteo Mcp are strengthening or weakening over time.

Open Meteo Mcp vs Alternatives

In the infrastructure category, Open Meteo Mcp scores 60.4/100. There are higher-scoring alternatives available. For a detailed comparison, see:

Key Takeaways

Detailed Score Analysis

DimensionScore
Security0/100
Maintenance1/100
Popularity0/100

Based on 3 dimensions. Data from multiple public sources including package registries, GitHub, NVD, OSV.dev, and OpenSSF Scorecard.

What data does Open Meteo Mcp collect?

Privacy assessment for Open Meteo Mcp is not yet available. See our methodology for how Nerq measures privacy, or the public privacy review for any community-contributed notes.

Is Open Meteo Mcp secure?

Security score: 0/100. Review security practices and consider alternatives with higher security scores for sensitive use cases.

Nerq monitors this entity against NVD, OSV.dev, and registry-specific vulnerability databases for ongoing security assessment.

Full analysis: Open Meteo Mcp Security Report

How we calculated this score

Open Meteo Mcp's trust score of 60.4/100 (C+) is computed from multiple public sources including package registries, GitHub, NVD, OSV.dev, and OpenSSF Scorecard. The score reflects 3 independent dimensions: security (0/100), maintenance (1/100), popularity (0/100). Each dimension is weighted equally to produce the composite trust score.

Nerq analyzes over 7.5 million entities across 26 registries using the same methodology, enabling direct cross-entity comparison. Scores are updated continuously as new data becomes available.

This page was last reviewed on May 15, 2026. Data version: 1.0.

Full methodology documentation · Machine-readable data (JSON API)

Frequently Asked Questions

Is Open Meteo Mcp Safe?
Use with some caution. cmer81/open-meteo-mcp with a Nerq Trust Score of 60.4/100 (C+). Strongest signal: compliance (100/100). Score based on Security (0/100), Maintenance (1/100), Popularity (0/100), Documentation (1/100).
What is Open Meteo Mcp's trust score?
cmer81/open-meteo-mcp: 60.4/100 (C+). Score based on Security (0/100), Maintenance (1/100), Popularity (0/100), Documentation (1/100). Compliance: 100/100. Scores update as new data becomes available. API: GET nerq.ai/v1/preflight?target=cmer81/open-meteo-mcp
What are safer alternatives to Open Meteo Mcp?
In the Infrastructure category, higher-rated alternatives include n8n-io/n8n (52/100), langflow-ai/langflow (66/100), langgenius/dify (66/100). cmer81/open-meteo-mcp scores 60.4/100.
How often is Open Meteo Mcp's safety score updated?
Nerq continuously monitors Open Meteo Mcp and updates its trust score as new data becomes available. Current: 60.4/100 (C+), last verified 2026-05-15. API: GET nerq.ai/v1/preflight?target=cmer81/open-meteo-mcp
Can I use Open Meteo Mcp in a regulated environment?
Open Meteo Mcp has not reached the Nerq Verified threshold of 70. Additional due diligence is recommended.
API: /v1/preflight Trust Badge API Docs

See Also

Disclaimer: Nerq trust scores are automated assessments based on publicly available signals. They are not endorsements or guarantees. Always conduct your own due diligence.

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