Answer by Big cat fan. Confidence votes 1.3K. When air pressure is rising, it means that a high pressure area is coming in your direction. High pressure areas tend to bring very sunny and calm weather so the weather should improve when the air pressure is rising.ince temperature is related to air pressure. As the sun heats the ground or ocean, warning them, the air near the ground or ocean warms and becomes less dense. As this happen … s the air begins rising, which lowers the air pressure at the Earth's surface.