Flashy Chestnut Arabian Gelding

Fallbrook has an average year-round temperature of 61 degrees. [ citation needed ] Due to the prevailing ocean breezes, the humidity is relatively low and constant. The average daytime high in Fallbrook is 76 degrees, although in the summer, temperatures sometimes exceed 90 degrees. Most of the area is frost-free; during the coldest periods the average nighttime temperature is about 42 degrees. Due to its proximity to the ocean, days often start with early morning fog; afternoons can be breezy.