ADDITIONAL WEATHER INFORMATION Average Air Temperature: 15.4 degrees C 288.6 K Precipitation: 187.4 cm/y Humidity: 9.8 g/cu m Lid Height: 669.2 meters Surface Roughness Height: 0.010 meters Height of Wind Measurements: 25.0 meters Average Wind Speed: 2.923 m/s Stability - Sigma Phi Average: Vertical Temperature Gradients: STABILITY A 21.701 K/m STABILITY B 14.373 K/m STABILITY C 11.149 K/m STABILITY D 10.067 K/m STABILITY E 7.484 K/m STABILITY F 4.956 K/m STABILITY G 3.436 K/m