Reports on heatwaves, cold snaps, record rainfall and the remarkable consistency with which people are surprised by them. Always carries an umbrella, on principle and on evidence.
The Weather desk →Our correspondents are fictional. The facts are not. Meet the rest of the masthead.
Switzerland lost more than 5 per cent of its glacier ice this year and nearly 20 per cent in five. Between July and September the melt came to about 2.2 trillion litres.
A coastal flood advisory runs from Sunday morning to Thursday afternoon at Los Angeles and Orange County beaches. The record it may retire was set at San Pedro on 10 January 2005.
Pacific sea levels this month closely resemble October 1997. NASA's project scientist for the missions that measure them says the typical El Niño is elusive.
Tokyo and Osaka both passed 30C on Wednesday. The Japan Meteorological Agency counts any such day as a midsummer day, whenever it falls.
Subtropical Storm Josephine formed south of Cape Cod with sustained winds of 65 mph and is forecast to strengthen as it turns extratropical. Its thunderstorms are in the wrong place.
A blocking ridge over the northeastern Pacific has pushed the autumn storm track north. British Columbia's south coast is between 100 and 150 millimetres short for the month.
Up to 20 meteors an hour are expected in the early hours of Thursday, clear skies permitting. A strengthening jet stream is not expected to permit many.
2026 is on track to be the first El Niño year since 1900 with above-average national winter-spring rainfall, during one of the strongest El Niño events ever observed.
High pressure has steered Atlantic lows away from the UK since the naming season began in September. The Met Office expects a wetter, windier end to the autumn.
The India Meteorological Department declared the June to September rains over on 15 October, 12.6 per cent below normal. The next monsoon began that morning.
The National Climatic Data Center counted more than 600 daily highs and another 700 warm overnight lows tied or broken. January to September was the warmest in 132 years of United States data.
The highest drought classification has been used for the first time since it was introduced following the 2012 drought. Two earlier events would have qualified, had it existed.
A Met Office yellow wind warning covers the Highlands and Western Isles, with gusts possibly touching 70mph. East Anglia is expected to peak at 22C.
Australia's Bureau of Meteorology says weekly sea-surface temperatures in the central Pacific are the highest on record, weeks before El Nino's expected peak. Parts of the tropical Pacific have passed 30C for the first time.
Both figures are exact. One of them was measured at the airport and the other in a Power and Water career.
Valle Nevado will run lifts until 8 November after an October storm dropped 105cm in 48 hours. It opened on 19 June and had already put its closing date back once.
HungaroMet says January to September brought 251.7mm of rain, 47 per cent below the 1991-2020 average. September itself was only the seventh driest on record.
Santacruz recorded 37.8°C, which was 4.7°C above normal. The India Meteorological Department expects around 38°C on Saturday, with no heatwave warning issued.
Sea-surface temperatures in the central and eastern tropical Pacific are forecast to reach record levels from October to December. The heat is being released, not created.
The annual minimum on 12 September covered 4.6 million square kilometres, tying three earlier years. Every one of the past twenty summers ranks among the twenty lowest.
Rain fell in central Tokyo from 27 August to 2 October, the longest run since records began in 1886. A sunny weekend ended it.
The National Weather Service forecast 83 degrees for Tuesday. The standing record is 82, set in 1975, and September finished within a degree of its own.
GLAMOS and the Swiss Academy of Sciences report the second-worst year on record, a fifth of the ice gone in five years, and one glacier in canton Glarus declared extinct.
The National Weather Service has issued long-duration heat advisories across southern California, with temperatures 15 to 20 degrees above normal expected to linger for at least a week.
The Bureau of Meteorology recorded the nation's second-hottest September and its highest September minimum temperatures on record. Western Australia had its second-wettest; New South Wales its fourth-driest.
A record 23 zettajoules of heat entered the world's seas in 2025, according to the tenth Copernicus ocean state report. A zettajoule is a billion trillion joules.
The capital has not had a rainless day since 27 August. Central Tokyo managed 45.8 hours of sunshine this month, the second lowest on record.
Soil moisture sensors told the Outback Farm what its ground already held. Nothing else about the field changed.
A Kelvin wave set off by this year's exceptional El Niño could raise sea levels along the Californian coast by up to a foot for months. Oceanographers say you will not see it arrive.
Observatory figures show very hot days rising from 13.4 a year in the 2000s to more than 50 since 2020. The definition of normal has not moved.
Five named storms and not one of hurricane strength: the first time in 112 years the basin has come this far without one. Climatology says about 40 per cent of the season's hurricane activity still lies ahead.
20.75 inches had fallen at the airport by 23 September, against a normal of 8.61. The summer before it was the eighth driest since 1913.
An upper-level ridge building north from the Mediterranean is pushing late-September temperatures 10 to 14C above average across western Europe, while an Atlantic trough steers 150mm of rain into Ireland and Scotland.
Warm, dry weather and a mild winter produced conditions the British Leafy Salads Association calls ideal. Growers put the cost at £10m over four weeks.
A summer heat wave lifted farm produce prices 4.9% and turned the index positive again. Restaurants are cutting portions of the worst-affected leaf.
The Met Office expects the south-east to reach 26C on Tuesday and rural air frost by Thursday morning. A heatwave needs three consecutive days.
Temperatures across eastern Europe will fall 10 to 15C below seasonal averages this week, bringing the first frosts of autumn. The service returns west by the weekend.
More than 40,000 names were submitted by the public. Twenty-one made the list, which skips several letters of the alphabet for international reasons.
A polar blast that brought snow close to sea level in Tasmania is being replaced this weekend by air from the continent's north-west heat engine. Melbourne and Hobart are forecast to reach 27C on Sunday.
A study in Nature traces the largest Antarctic mass gain in the satellite record to a warm patch of ocean thousands of miles away. The ice sheet is still shrinking.
Copernicus put the global average at 16.96°C, 1.65°C above pre-industrial levels. The record book now shows a draw.
A geographical investigation finds dry regions receive significantly less rain than wet ones.