Which weather factors are primarily considered important for flight safety?

The primary weather factors that are considered important for flight safety include wind, precipitation, temperature, and visibility.

Wind affects aircraft performance, especially during takeoff and landing, and can pose dangers such as turbulence and wind shear. Precipitation, whether rain or snow, can reduce visibility and affect runway conditions, leading to increased risks during flight operations. Temperature plays a critical role in aircraft performance, influencing engine efficiency and aircraft lift; extreme temperatures can lead to performance degradation. Visibility is crucial for safe navigation, especially during takeoffs and landings, as pilots need to see the runway and any surrounding obstacles clearly.

While other factors, such as humidity and cloud cover, can influence flight safety, the specific combination of wind, precipitation, temperature, and visibility encapsulates the most immediate weather concerns that pilots must monitor to ensure safety during flights.