Barometric Pressure in Chachani, Arequipa, PE

The pressure in Chachani, Peru is predicted to drop over the next few hours, with an average pressure of 634.3 hPa today, which is lower than normal.

Weather prediction: Expect wet, unsettled weather and a strong breeze

The daily total fluctuation in pressure in Chachani is 7.6 hPa, with a low of 630.4 hPa and a high of 638 hPa. The daily average here is lower than in most cities around the world.

Forecast

Chachani's weather patterns make air pressure change because of temperature and humidity. When it's hot and humid, air pressure goes down, and when it's cold and dry, air pressure goes up.

Chachani's geography, with its tall mountains and valleys, traps air making pressure change. The Andes block winds that bring moisture, making air pressure drop.

In summer, the sun shines bright, making air pressure drop. In winter, cold air from the Andes brings high pressure. Spring and fall have moderate pressure.

Chachani's semi-arid climate means air pressure is usually low. This brings a mix of sunny days and sudden rainstorms.