The lake changes colors to varying shades of blue and turquoise, and can even be a brilliant blue when it is cloudy. Cache Valley has a distinct four season climate. Spring is a beautiful, green time of year. Nice temperatures last all summer long. Extremes of heat or prolonged hot spells are virtually unknown.
Nights are cool and humidity relatively low in the daytime.
Maximum summer temperatures can reach 100 degrees, but only during a few days of summer. Fall is a beautiful season in Cache Valley, with the changing color of the leaves and the clear days and crisp, cool evenings. The brilliant reds of the maples and glorious yellows of the aspens make a sharp contrast with the vibrant green of Douglas Firs. Winters are usually cold, but not severe. The mountains are blanketed with snow in the winter months, but most of the snow melts off quickly in the valley.