eli5 Why can data models predict the future climate but not the weather?

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Why can data models predict the future climate but not the weather?
Why are weather forecasts often wrong but modelling of the future climate highly accurate? I would presume a more complex system over a longer period would be harder to predict.

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(1) Predictions about future climate tend to be very general (things like “average worldwide temperature increase of X degrees”) while weather predictions tend to be a lot more precise (“You’ll see 3-5 inches of rain in this city between 9am and 1pm tomorrow.”) The more precise the prediction, the easier it is to miss.

(2) We don’t really yet know if predictions about the climate are accurate because they’re largely predictions of events that are still to come.

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