The British flocked to beauty spots and beaches as temperatures hit 21 ° C today, before rising to 30 ° C next week.
The UK will see a north-south divide due to weather this weekend – most recently before stricter coronavirus restrictions come into effect.
The Met Office has issued a weather warning for western Scotland that could include up to 150mm of rain in hilly areas, while temperatures in southern England could rise as high as 25 ° C and continue to rise until next week.
Boris Johnson will be introducing the so-called "rule of six" in England starting Monday, which means that groups of more than half a dozen cannot meet socially, while a lockdown will be imposed in the West Midlands from Tuesday.
Parts of Scotland are hit by heavy downpours that could bring nearly a month of rain in just one day. A yellow weather warning will be displayed from 6 p.m. Saturday to Sunday evening.
But the south of the country will have a largely nice and dry weekend with long autumn sunshine, according to the Met Office.
In the UK, the weather will be split from north to south over the weekend – the last time before stricter coronavirus restrictions come into effect. Pictured: Lyme Regis in Dorset
Members of the Beach Tennis Club play a game on Brighton and Hove Beach as sunny weather hits the seaside resort on Saturday afternoon
People are enjoying a boat trip along the River Cam in Cambridge as the weather began to warm on Saturday afternoon before next week's scorching temperatures
A man plunges into the sea during the autumn sunshine on Brighton Beach on Saturday afternoon as the British make the most of the good weather
The restaurants and pubs along the Brighton coast were full of punters on Saturday afternoon as people baked in the autumn sun
A group of women sit back and relax in the sunshine on Brighton Beach on the south coast of England as the weather warms up again
Met Office forecaster Bonnie Diamond said the "tropical continental air that rises in combination with light winds from the south" saw temperatures as high as 25 ° C on Sunday and 29 ° C (84 ° F) on Monday ) will have.
The maximum temperatures expected on Tuesday could reach 31 ° C and last through Wednesday, but there is a chance some thunderstorms may interfere.
"It definitely feels like one last blast of summer, even though meteorologically we're in fall," she added.
The heat in September follows a heat wave in August that saw temperatures stay at 34 ° C for six days last month.
The maximum temperatures expected on Tuesday could stay on Wednesday, but there is a chance some thunderstorms may interfere.
The south of the country (pictured, a man sunbathing in Bournemouth, Dorset, today) is set to have a largely nice and dry weekend with long autumn sunshine, according to the Met Office
The heat in September follows a heat wave in August that saw temperatures last month at 34 ° C for six days. Pictured: Punting today in Cambridge
A group of friends enjoy a beer by the sea in Brighton on Saturday afternoon before new coronavirus measures are taken on Monday
A combine harvester cuts the last of the wheat in a field near Ridlington in Rutland in front of stunning views of hay bales and hills
The warmth of September follows a heat wave in August that saw temperatures stay at 34 ° C for six days last month.
The highest temperature ever recorded in September was 35.6 ° C (96.08 ° F) on September 2, 1906, but they "don't look like they'll get anywhere near this in this current hot spell" said the forecaster.
The warmest day in September in recent years was September 13, 2016 when it recorded 34.9 ° C (93.9 ° F) in Gravesend, Kent – the warmest day of the year.
After a sunny Saturday across the country, the evening will bring the wet weather to parts of western and northwestern Scotland "for at least 24 hours".
A yellow weather warning applies to the region until Saturday and Sunday, indicating that flooding and shutdowns may occur as 150 mm of precipitation is expected. The average rainfall in September is 155.9 mm.
After a sunny Saturday across the country, the evening will bring the wet weather to parts of western and northwestern Scotland for at least 24 hours. Pictured: Cambridge
People do sightseeing on the River Cam in Cambridge on Saturday afternoons while enjoying the warm end of the summer weather
People enjoy a boat trip along the River Cam in Cambridge as three punters work through the warm weather to guide them across the water
Cornwall, Devon and Dorset will prepare for a new influx of tourists as sun seekers flock to the sandy beaches of the south west.
However, the local MPs and police seem to be welcoming vacationers and urging people to be vigilant and abide by social distancing rules.
East Devon MP Simon Jupp told MailOnline: “I am very encouraged by the continued low number of coronavirus cases in Devon and the South West, despite the number of visitors who provided much-needed cash flow for our economy.
“It is still important that people take personal responsibility for keeping themselves and each other safe – washing hands, covering your face indoors, and getting a test if you have symptoms.
& # 39; The new restrictions are easier to understand and easier to enforce. We should all do our part to fight the virus. & # 39;
North Devon MP Selaine Saxby added, “North Devon cases remain low this week and our tourism and hospitality businesses look forward to seeing visitors as they have subsided since the easing.
& # 39; The vast majority of our visitors were very strict with the guidelines. Outdoor transmission remains low and most travel to my constituency to enjoy the outdoors. & # 39;
Gatherings of more than six people indoors and outdoors, at home or in a pub will be illegal in England as of Monday. A single household or a support bubble larger than six can continue to cluster.
Covid-safe venues such as places of worship, gyms, restaurants and pubs can still accommodate more than six people in total.
Education and work attitudes are not affected by the new rules. Weddings and funerals can also be held with a limit of 30 people if they are conducted in a Covid-safe manner.
(tagsToTranslate) Dailymail (t) Nachrichten (t) Met Office (t) Boris Johnson (t) Coronavirus