El Nino, weak monsoon behind Hong Kong’s warmest October in 142 years

Hong Kong sweltered through its warmest October on record, as an extremely strong El Nino, a weak northeast monsoon and a persistent anticyclone aloft over southern China combined to drive temperatures to unprecedented levels, the weather forecaster has said. The Observatory forecaster said on Sunday that the mean maximum temperature for October was 30.5 degrees Celsius (86.9 Fahrenheit), the mean…