The Prime Minister is in Lancashire as part of the Conservative Party's local election campaign.
84 seats are up for grabs.
Labour consider it one of their biggest targets.
More top news
Much of the rest of this week is looking very changeable, cool and windy with showers or longer spells of rain
Windy on Tuesday evening, gusts of 45-50mph at the coast. Unsettled for the next few days, rain never far away
Provisional figures show that April 2015 has been the sunniest in Met Office UK records dating back to 1929 with 212 hours of sunshine