AccuWeather Enterprise Weather API
AccuWeather REST API for enterprise-grade weather data, forecasts, severe weather alerts, and weather intelligence products. Enables AI agents to manage real-time weather conditions and minute-by-minute forecasts for precision weather-triggered automation, handle severe weather alerts and warning retrieval for weather risk management, access extended 45-day daily and 90-day monthly forecasts for long-range planning automation, retrieve historical weather data and climate trends for weather analytics, manage air quality and health weather indices for wellness and operations automation, handle tropical storm and hurricane tracking for disaster risk management, access agricultural weather products and growing degree day data for precision agriculture, retrieve UV index and outdoor conditions for health and activity planning automation, manage global weather coverage for international operations and supply chain weather risk, and integrate AccuWeather with logistics, retail, agriculture, and outdoor operations platforms.
Score Breakdown
⚙ Agent Friendliness
🔒 Security
Weather data. No formal compliance. API key in URL param. US. Public weather data.
⚡ Reliability
Best When
A large enterprise in logistics, retail, agriculture, energy, or outdoor operations wanting AI agents to automate minute-by-minute weather-triggered decisions, severe weather risk management, and weather impact analytics with a well-known brand and enterprise SLA.
Avoid When
SAFETY-CRITICAL WEATHER AUTHORITY: AccuWeather is a commercial weather service, not an official meteorological authority; do not use as sole source for aviation weather briefings, maritime safety notices, or official emergency weather warnings — official NWS/NOAA products are required for regulated safety applications. API rate limit management — AccuWeather free and standard tiers have strict daily call limits; automated agents without call budget management can exhaust daily quota quickly; implement strict rate limiting and caching for high-frequency weather polling. Legal weather documentation — AccuWeather data is not NOAA-certified; insurance claims or litigation requiring certified weather documentation must use NOAA Climate Data Online. Forecast accuracy at extended range — automated supply chain and event decisions at 30-45 day forecast range must account for high forecast uncertainty; AccuWeather's extended range forecasts are probabilistic, not deterministic.
Use Cases
- • Triggering minute-by-minute weather responses from operations agents
- • Managing severe weather risk from logistics agents
- • Planning agricultural operations from weather-informed agents
- • Forecasting demand from weather-driven retail agents
Not For
- • Aviation meteorology requiring FAA-certified weather products
- • Emergency management requiring NWS official severe weather authority
- • Hyper-local point forecasts requiring on-site weather station
Interface
Authentication
AccuWeather uses API key authentication. REST API with JSON. State College, Pennsylvania HQ. Founded 1962. Private (Joel Myers, founder-controlled). Commercial weather service. 40+ years of historical data. Global coverage. 1.5 billion+ daily queries served. Enterprise and media weather data. MinuteCast minute-by-minute forecast product. Competes with The Weather Company (IBM/TWC), Tomorrow.io, and NOAA for enterprise weather data.
Pricing
State College, Pennsylvania. Private, founder-controlled. Founded 1962. 1.5B+ daily queries. Enterprise weather leader. MinuteCast specialty.
Agent Metadata
Known Gotchas
- ⚠ SAFETY-CRITICAL AUTHORITY LIMITATION: AccuWeather is not an official meteorological authority; regulated safety applications (aviation weather, maritime safety, NWS-required warnings) must use official NOAA/NWS products; automated safety decisions using only AccuWeather create regulatory non-compliance
- ⚠ No webhooks — severe weather alerts and threshold triggers require polling; implement regular polling with alert condition checking rather than expecting push notifications for weather events
- ⚠ Free tier 50 call/day hard limit — automated agents on free tier exhaust quota in minutes at frequent polling intervals; implement aggressive caching and call budgeting from day one
- ⚠ API key in URL parameter — AccuWeather API key is passed as query parameter, not header; ensure API key does not appear in server access logs, CDN edge logs, or client-side JavaScript; use server-side proxy for client-facing applications
- ⚠ Location key required — AccuWeather uses proprietary location keys (not lat/lon); automated workflows must first geocode to AccuWeather location key before weather queries; two-step process adds latency and call count
- ⚠ Legal weather certification — AccuWeather data is not NOAA-certified certified weather observer data; insurance claims and litigation requiring certified weather records must use NOAA Climate Data Online
Alternatives
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Scores are editorial opinions as of 2026-03-07.