<Tr> <Th> Average snowy days (≥ 0.1 in) </Th> <Td> 8.4 </Td> <Td> 6.8 </Td> <Td> 5.4 </Td> <Td> 2.0 </Td> <Td> 0.1 </Td> <Td> 0 </Td> <Td> 0 </Td> <Td> 0 </Td> <Td> 0 </Td> <Td> 0.6 </Td> <Td> 5.2 </Td> <Td> 9.3 </Td> <Td> 37.8 </Td> </Tr> <Tr> <Th> Average relative humidity (%) </Th> <Td> 69.9 </Td> <Td> 69.5 </Td> <Td> 67.4 </Td> <Td> 60.3 </Td> <Td> 60.4 </Td> <Td> 63.8 </Td> <Td> 64.8 </Td> <Td> 67.9 </Td> <Td> 70.7 </Td> <Td> 68.3 </Td> <Td> 72.6 </Td> <Td> 74.1 </Td> <Td> 67.5 </Td> </Tr> <Tr> <Th> Mean monthly sunshine hours </Th> <Td> 156.7 </Td> <Td> 178.3 </Td> <Td> 217.5 </Td> <Td> 242.1 </Td> <Td> 295.2 </Td> <Td> 321.9 </Td> <Td> 350.5 </Td> <Td> 307.2 </Td> <Td> 233.2 </Td> <Td> 181.0 </Td> <Td> 112.8 </Td> <Td> 114.3 </Td> <Td> 2,710.7 </Td> </Tr> <Tr> <Th> Percent possible sunshine </Th> <Td> 55 </Td> <Td> 61 </Td> <Td> 59 </Td> <Td> 60 </Td> <Td> 64 </Td> <Td> 69 </Td> <Td> 74 </Td> <Td> 71 </Td> <Td> 62 </Td> <Td> 53 </Td> <Td> 39 </Td> <Td> 42 </Td> <Td> 59 </Td> </Tr>

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