Waves are formed by disturbance of particles of the medium. It may be longitudinal or mechanical. In mathematics and science, a wave is a disturbance that travels through space and time, usually accompanied by the transfer of energy.
Guide to Estes Park weather in September The average maximum daytime temperature in Estes Park in September is a comfortable 16Â°C (61Â°F). The average night-time temperature is usually a very cold -1Â°C (30Â°F).
Fall in Yosemite National Park. Fall is great time to visit Yosemite Valley. The crowds thin out dramatically after Labor Day, and daytime temperatures start to cool down. As a result, September is one of the best months for hiking and rock climbing in Yosemite Valley. In Tuolumne Meadows, meanwhile, September brings crisp days and freezing nights.