Video report by ITV News Correspondent Rupert Evelyn
February 2019 has been the hottest on record, as temperatures edged towards 21C (69.8F).
Parts of Britain on Tuesday were hotter than a series of popular holiday destinations, beating Malibu, Athens and Barcelona.
Porthmadog, Gwynedd in west Wales recorded the UK's top temperature of 20.8C (69.4F), the Met Office said.
Meanwhile in England's capital, 20.7C (69.2F) was recorded in Teddington, south west London.
The previous winter record of 19.7C was set in Greenwich in 1998.
The warmer weather is in stark contrast to last February's chill brought on by the Beast from the East. Temperatures plunged below freezing and brought heavy snowfall disrupted transport services across much of the country.
ITV News' Rupert Evelyn was in south Wales during the worst of the storm. He faced deep snowdrifts as wind combined with heavy snowfall.
What a difference a year makes!
At Windsor Castle, people were pictured strolling along the Long Walk in t-shirts as warm weather on Monday afternoon.
A year ago, the scene was a much frostier one.
February 26th 2018: lows of -4C as Beast from the East strikesFebruary 26th 2019: highs of 19C with sunshine and a light breeze
Whitley Bay was battered by a snow storm in the final week of February 2018, the town's lighthouse was pictured with the freezing weather approaching.
This year has brought much more pleasant weather.
A beautiful sunset was captured on Monday evening, following a day which was 18C warmer than the same time last year.
February 26th 2018: lows of -2c recorded in the coastal townFebruary 26th 2019: highs of 16c with sunshine and a light breeze
In Northumberland, beach-goers have been basking in the sun as warmer weather reaches the north-east of England.
The scene this time last year was significantly different. Beach huts at Blyth were pictured covered in snow as the Beast from the East swept across the United Kingdom.
February 26 2018: -2C was recorded in the seaside townFebruary 26 2019: 14C and sunshine can be expected
Central London wasn't immune to last year's icy blast. Snow fell across much of the city in the last week of February 2018. The city's famous South Bank was covered in a deep layer of snow after overnight flurries fell.
26 February 2018: -4C was recorded in the capital26 February 2019: a warm day with 17C and sunshine forecast