<Tr> <Th> Mean monthly sunshine hours </Th> <Td> 239.3 </Td> <Td> 227.4 </Td> <Td> 261.0 </Td> <Td> 276.2 </Td> <Td> 250.5 </Td> <Td> 242.4 </Td> <Td> 304.7 </Td> <Td> 295.0 </Td> <Td> 253.3 </Td> <Td> 243.4 </Td> <Td> 230.1 </Td> <Td> 231.3 </Td> <Td> 3,054.6 </Td> </Tr> <Tr> <Th> Percent possible sunshine </Th> <Td> 75 </Td> <Td> 74 </Td> <Td> 70 </Td> <Td> 71 </Td> <Td> 58 </Td> <Td> 57 </Td> <Td> 70 </Td> <Td> 71 </Td> <Td> 68 </Td> <Td> 69 </Td> <Td> 73 </Td> <Td> 74 </Td> <Td> 69 </Td> </Tr> <Tr> <Td_colspan="14"> Source: NOAA (sun and relative humidity 1961--1990) </Td> </Tr> <Table> <Tr> <Td> </Td> <Td> This section does not cite any sources . Please help improve this section by adding citations to reliable sources . Unsourced material may be challenged and removed . (October 2014) (Learn how and when to remove this template message) </Td> </Tr> </Table>

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