Tuesday was world’s hottest day on record – breaking Monday’s record

Average global temperature hits 17.18C and experts expect record to be broken again very soon

World temperature records have been broken for a second day in a row, data suggests, as experts issued a warning that this year's warmest days are still to come - and with them the warmest days ever recorded.

The average global air temperature was 17.18C (62.9F) on Tuesday, according to data collated by the US National Centers for Environmental Prediction (NCEP), surpassing the record 17.01C reached on Monday.