INTRODUCTION This report provides a summary of the UK weather and climate through the calendar year 2019, alongside the historical context for a number of essential climate variables. This is the sixth in a series of annual ‘State of the UK Climate’ publications and an update to the 2018 report (Kendon et al ., 2019). It provides an accessible, authoritative and up‐to‐date assessment of UK climate trends, variations and extrem...