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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Toronto Post Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The Open Weather API delivers current conditions, forecasts, and historical data through a simple REST call. A free tier allows 60 requests per minute; an API key is required. Compared to the live forecast above for Opin, this API can provide similar data for any global location.
How to Get a Free Open Weather API Key?
Register at openweathermap.org, create an account, and generate an API key. The open weather api key free plan supports 60 calls per minute and up to 1,000,000 calls per month. This same key works for all endpoints, including the open weather api key garmin integration.
Using the Open Weather API by City Name
Pass the city name using the q parameter (open weather api city name). Example: ?q=Toronto,CA&appid=YOUR_KEY. The response includes temperature, humidity, wind speed, and weather description. The base endpoint is https://api.openweathermap.org/data/2.5/weather – see the open weather api docs for all parameters.
How do I get an open weather api key?
Register at openweathermap.org, create an account, then go to the API Keys tab to generate a key. It is free and works across all endpoints, including the open weather api url for current weather.
Is the open weather api free to use?
Yes, the open weather api free tier offers 60 requests per minute and 1,000,000 per month – enough for personal apps. Higher-volume usage requires a paid subscription.
How do I use the open weather api with a city name?
Add the q parameter with city and optional country code (e.g., q=London,UK). The response includes temperature, humidity, and weather conditions. For Toronto, use q=Toronto,CA.
For live conditions across Canada, visit the Canada weather hub or the Toronto weather page.