The change is small. The intensity of the suns rays on the equator at the solstices relative to the equinox is cos(23.43 degrees) or 91.7%.
By contrast the swing is Minneapolis goes from cos(45-23.43) to cos(45+23.43) which calculates to a swing from 36.8% to 93.0% which is very large… a factor of over two and half.
Meteorologists will point out that the 8.3% swing at the equator can probably be seen in the weather patterns somehow… when the rains come, etc, but it’s pretty small compared to more temperature areas.
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