to the lower maritime influence. Air frost during the night can emerge on certain occasions during the colder months. Climate data has been recorded by the Bureau of Meteorology at York Post Office from 1877 to 1996, and another site from 1996 onwards. At the post office site, the mean annual daily maximum temperature is and the mean annual daily minimum temperature is . The hottest month is January with a mean maximum temperature of , while the coolest month is July with a mean minimum temperature of . Mean temperatures are based on data from 1880 to 1996. York has a mean annual rainfall of . The wettest month is June with and the driest is January with . A severe thunderstorm lashed the town and surrounding areas on 27 January 2011, resulting in roofs being ripped off, trees being uprooted and power lines being brought down. About 40 houses were damaged in the town as a result of the storm but no injuries were reported. Notes References External links Shire of York Towns in Western Australia Grain receival points of Western Australia 1831 establishments in Australia