Temperature

Temperature is a physical measure of how hot or cold the atmosphere, land, or ocean is, reflecting the average kinetic energy of particles in a system. It is commonly measured in degrees Celsius (°C), Fahrenheit (°F), or kelvin (K), with Celsius widely used in climate and environmental reporting.

Image: Graphic - Sea surface temperature (29 June 2026). Data: ERA5
World’s oceans break June heat record: EU monitorNewsFacts

World’s oceans break June heat record: EU monitor

Paris, France | AFP | Muser NewsDesk The world's oceans just experienced their hottest June on record and could set fresh highs in the months ahead…
SourceSourceJuly 1, 2026 Full article
Image: Close up on thermometer showing high temperature
Europe swelters as heatwave moves east, excess deaths riseNews

Europe swelters as heatwave moves east, excess deaths rise

Paris, France | AFP | Muser NewsDesk Europe's deadly heatwave pushed east Sunday with hundreds of millions still sweltering across the continent despite fleeting relief from…
SourceSourceJune 28, 2026 Full article
Satellite Image: Catastrophic Flooding in Texas Hill Country
Climate model suggests warmer Gulf waters limited rainfall during deadly Texas floodsScience

Climate model suggests warmer Gulf waters limited rainfall during deadly Texas floods

Researchers examined how Gulf of Mexico sea surface temperatures and wet soils influenced the extreme storms of 4 July 2025 Summary: Warmer-than-average sea surface temperatures…
SourceSourceJune 25, 2026 Full article
Image; Stunning daylight shot capturing the Eiffel Tower with clear blue skies in Paris
Europe swelters under record-breaking heatwaveNews

Europe swelters under record-breaking heatwave

Paris, France | AFP Europe struggled to cope with a record-breaking heatwave on Wednesday, with at least 94 million people expected to experience temperatures above 35…
SourceSourceJune 24, 2026 Full article
Image: Beach, People, Heatwave
Europe heatwave closes schools, threatens healthNews

Europe heatwave closes schools, threatens health

Paris, France | AFP | Muser NewsDesk Workers stewed at their posts and children stayed home from school on Tuesday as a choking early-summer heatwave smothered…
SourceSourceJune 23, 2026 Full article
Fire globe - abstract (s. climate, temperatures, forever chemicals, wildfires)
France breaks average temperature record for June: weather serviceNews

France breaks average temperature record for June: weather service

Paris, France | AFP France's average temperature broke a record for the month of June on Monday, the national weather service said, as the country swelters…
SourceSourceJune 23, 2026 Full article
Image: Fig. 2 - Frequency distribution of feels-like temperatures (UTCI) for each continent and increase from the 1970s to the last 10 years
Dangerous ‘heat stress’ has surged worldwide, study showsNews

Dangerous ‘heat stress’ has surged worldwide, study shows

Paris, France | AFP | Muser NewsDesk The number of people exposed to dangerous heat stress worldwide has risen sharply over the last half century propelled…
SourceSourceJune 22, 2026 Full article
Image: European fire salamander (Salamandra salamandra)
Temperate species found more vulnerable to climate change than previously thoughtClimate

Temperate species found more vulnerable to climate change than previously thought

Researchers analyzing more than 5,100 species worldwide found local extinctions linked to climate change occur more often in temperate regions than previously believed Summary: Local…
SourceSourceJune 22, 2026 Full article
Image: girl cools off in a water fountain
Europe sweats through new heatwave, with worse to comeNews

Europe sweats through new heatwave, with worse to come

Paris, France | AFP | Muser NewsDesk France banned alcohol in red-alert areas Sunday, Spain and Germany cancelled or postponed sports events and Britain warned of…
SourceSourceJune 22, 2026 Full article
Image: a bird sitting on top of a bird bath
From birds to fish, how extreme heat causes wildlife to sufferFactsNews

From birds to fish, how extreme heat causes wildlife to suffer

Paris, France | AFP | Muser NewsDesk Like humans, wildlife is increasingly vulnerable as climate change fuels longer and more intense heatwaves, disrupting feeding and breeding,…
SourceSourceJune 21, 2026 Full article
Image: map - Average daily surface air temperature anomaly for (left) 11-19 May 2026 and (right) 21–30 May 2026 relative to the corresponding average for the period 1991-2020 (s. hottest May)
World sees second hottest May as Europe faces ‘new normal’: EU monitorNews

World sees second hottest May as Europe faces ‘new normal’: EU monitor

Paris, France | AFP | Muser NewsDesk The world experienced its second-hottest May on record, with Europe baking under an unusually early heatwave as climate extremes…
SourceSourceJune 10, 2026 Full article
Image: group of barn swallow chicks sitting on top of a wooden fence
Cold and heat affect barn swallow chicks differently during early growthScience

Cold and heat affect barn swallow chicks differently during early growth

New study finds that cold spells, heat and parental care can shape how barn swallow chicks grow during their first days after hatching Summary: Cold…
SourceSourceMay 12, 2026 Full article
Image: body of water
EU monitor says sea temperatures near all-time highs as El Niño loomsFacts

EU monitor says sea temperatures near all-time highs as El Niño looms

Paris, France | AFP | Muser NewsDesk The European Union's climate monitor said Friday that ocean temperatures are edging toward record highs as conditions shift toward…
SourceSourceMay 8, 2026 Full article
Image: a lake surrounded by trees and grass in cold autumn
Warmer autumns linked to colder winter water under lake iceScience

Warmer autumns linked to colder winter water under lake ice

Long‐term monitoring of several Finnish lake areas demonstrates that autumn conditions indirectly govern winter thermal regimes. Summary: Warmer autumn conditions are altering how lakes cool…
SourceSourceMay 4, 2026 Full article
Image: Silhouette of Sailboat on Sea during Sunset
Warming El Niño set to return in mid-2026: UNNews

Warming El Niño set to return in mid-2026: UN

Geneva, Switzerland | AFP | Muser NewsDesk The El Niño weather phenomenon, which pushed global temperatures to record highs the last time around, is expected to…
SourceSourceApril 24, 2026 Full article
Image: Heart shape on cold glass with condensation droplets symbolizing increased cardiovascular risk in cold weather
Cold weather linked to 40,000 extra heart-related deaths each year in the U.S.Science

Cold weather linked to 40,000 extra heart-related deaths each year in the U.S.

On the heels of one of the coldest winters in memory for large swaths of the country, new research highlights an often overlooked cost of…
SourceSourceMarch 26, 2026 Full article
Image: Lizard, Animal, Reptile
Cold-blooded animals struggle to cope with daily temperature variationScience

Cold-blooded animals struggle to cope with daily temperature variation

How ectotherms respond to everyday temperature changes remains uncertain, and new research suggests their physiological flexibility may be limited Summary: Daily temperature variation may pose…
SourceSourceMarch 20, 2026 Full article
Image: Sunset at the sisters in Monument Valley, USA (s. heatwave, record)
Record-breaking heatwave grips western USNews

Record-breaking heatwave grips western US

Los Angeles, United States | AFP A punishing heatwave was gripping the western United States on Thursday, with parts of the region logging record temperatures even…
SourceSourceMarch 20, 2026 Full article
Image: Antarctic sea ice
Ocean warming behind Antarctica’s sea ice declineClimate

Ocean warming behind Antarctica’s sea ice decline

Sea ice around Antarctica expanded for several decades until a dramatic decline in 2015. The reasons behind this are revealed by research from the University…
SourceSourceMarch 18, 2026 Full article
Image: Surface air temperature anomaly for February 2026
February fifth warmest on record, extreme rain in Europe: EU monitorFacts

February fifth warmest on record, extreme rain in Europe: EU monitor

Paris, France | AFP | Muser NewsDesk The world logged its fifth hottest February on record, with western Europe drenched by extreme rainfall and widespread flooding,…
SourceSourceMarch 10, 2026 Full article
Hot day, Climate change, Global warming image (s. heatwave)
Climate overshoot likely unavoidable but net zero timeline unchangedClimate

Climate overshoot likely unavoidable but net zero timeline unchanged

A study published in Nature Climate Change examines how temporary climate overshoot – particularly of the 1.5 °C target – has evolved from a modelling…
SourceSourceMarch 9, 2026 Full article
Image: industrial building during daytime; New York
Climate scientists reject DOE climate reportClimate

Climate scientists reject DOE climate report

A leading climate scientist has sought to set the record straight over 'demonstrably incorrect' claims made in a major US government report that misrepresented his…
SourceSourceMarch 1, 2026 Full article
Image: Remains of the McCloud Glacier (2024), photographed by Prof Pete Convey
Antarctic Peninsula warming scenarios show stark sea level risks by 2100 and 2300Climate

Antarctic Peninsula warming scenarios show stark sea level risks by 2100 and 2300

Antarctica’s pale expanses of ice keep water locked up and reflect heat from the planet – but the climate crisis is putting these safeguards at…
SourceSourceFebruary 22, 2026 Full article
Image: red and white ship on sea near mountain (s. Nuuk, Greenland)
Greenland’s west coast posts warmest January on recordNews

Greenland’s west coast posts warmest January on record

Nuuk, Denmark | AFP | Muser NewsDesk Greenland's capital Nuuk registered its warmest ever January -- beating a record that stood for 109 years -- as…
SourceSourceFebruary 16, 2026 Full article