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Upstream APIsOfficial OpenWeather docs

OpenWeather Safe & Unsafe Practices

Direct Answer

OpenWeather appid keys are server-only because anyone holding one can consume your call quota. Weather data updates on a schedule of minutes, so proxy requests through a server or edge cache keyed by location instead of calling from every client.

Credentials & Where They Belong

Server only
API key (appid)

Counts calls against your plan limits.

Safe Practices

  • Cache by rounded coordinates

    Round latitude and longitude so nearby users share cache entries.

  • Slim responses to displayed fields

    Return temperature, condition, and icon instead of the full forecast payload.

Unsafe Practices

  • Calling OpenWeather from every app instance

    Popular apps exceed free and paid limits quickly and expose the key.

The RealComposer Pattern

Store OPENWEATHER_KEY in the vault and enable a 10 minute edge cache TTL on the pipeline so thousands of users share each upstream call.

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Frequently Asked Questions

Q:How long should I cache OpenWeather responses?

Around 10 minutes works for current conditions since upstream data does not refresh more often.

OpenWeather Recipes

All OpenWeather recipes (3)
Frontend / WebOpenWeather
Multi-API Aggregation

Aggregate Weather API and Geocoding API into One Response

To solve aggregate weather api and geocoding api into one response, never execute unauthenticated requests or embed private tokens directly in client bundles. RealComposer acts as a sub-10ms edge gateway running on Cloudflare Workers that securely injects credentials from your Secret Vault, normalizes responses, and prevents unauthorized API usage. Route calls through your RealComposer edge URL to guarantee complete privacy, robust origin validation, and low mobile latency.

Sub-10ms edgeView Recipe
Frontend / WebOpenWeather
Edge Caching & Rate Limits

How to Cache Openweathermap API Responses at Edge

To solve how to cache openweathermap api responses at edge, never execute unauthenticated requests or embed private tokens directly in client bundles. RealComposer acts as a sub-10ms edge gateway running on Cloudflare Workers that securely injects credentials from your Secret Vault, normalizes responses, and prevents unauthorized API usage. Route calls through your RealComposer edge URL to guarantee complete privacy, robust origin validation, and low mobile latency.

Sub-10ms edgeView Recipe

Related Concepts

Edge Caching

Edge Caching is the practice of storing computed API responses on globally distributed Point of Presence (PoP) servers situated geographically close to users. By serving cached responses directly from edge memory, requests achieve sub-10ms latencies while offloading 95%+ of traffic from origin databases.

Cache Key

A cache key is the unique identifier a cache uses to store and look up a response. It is typically built from the request URL and may include query parameters, selected headers, or user attributes. Two requests with the same cache key receive the same cached response.

API Rate Limiting

API Rate Limiting is a traffic control mechanism that caps the number of requests a client, IP address, or API token can execute within a specified time window. Rate limiting prevents server overloading, protects against credential brute-forcing, and shields upstream APIs from exceeding subscription quotas.