Global and hemispheric temperature timeseries are available for annual, seasonal and individual months from 1850 to present. Seasonal means are December-February (DJF), March-May (MAM), June-August ...

As the climate warms, the observations show that the natural global cooling and warming effects of La Nina and El Nino are now overlaid on a much warmer background than in the recent past with La Nina ...

Keepers hose elephant down to help it keep cool in a zoo in New Delhi, India. Credit: Sipa US / Alamy Stock Photo The year 2025 was in the top-three warmest years on record, with average surface ...

People brave heat wave conditions during a hot summer day in Uttar Pradesh, India. Credit: Anil Shakya / Alamy Stock Photo Global temperatures in the first quarter of 2025 were the second warmest on ...