The WMO definition of sunshine is that the surface incident radiative flux from the solar beam (i.e. excluding diffuse skylight) exceeds 120 W m-2. "Duration" is the length of time for which a condition holds.
| Attributes | Values |
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| type | |
| label |
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| comment |
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| dc:source |
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| http://purl.oclc.o...neralQuantityKind | |
| http://purl.oclc.o...u/qu#propertyType |