The highest atmospheric pressure ever reliably recorded on Earth was at Agata, Russia.
The record of 1083.3 mb (32.01'') was registered at Agata, Russia (in Siberia) on December 31, 1968. Agata is located on the Central Siberian Plateau at 66° 53'N, 93° 28'E, and an elevation of 855' (261 meters).
Here's a breakdown of the key facts:
- Location: Agata, Russia (Siberia) on the Central Siberian Plateau.
- Coordinates: 66° 53'N, 93° 28'E
- Elevation: 855 feet (261 meters)
- Date of Record: December 31, 1968
- Recorded Pressure: 1083.3 mb (32.01 inches of mercury)
It is important to note that this measurement represents the highest recorded barometric pressure, not the highest average pressure. Weather systems can cause pressure to fluctuate dramatically, leading to exceptionally high or low readings.