Fern Forest, HI has a tropical climate with temperatures ranging from the mid 70s in the winter to the low 90s in the summer. The area also receives plenty of rainfall throughout the year with an average of about 70 inches annually. Humidity is high, reaching up to 80 percent at times. This creates a warm and moist environment that is well suited for the lush vegetation found within Fern Forest's boundaries. The air is usually thick and damp making it ideal for ferns and other plants to grow. There are days of sunshine throughout the year, however, it tends to be interrupted by brief but heavy rain showers.
Fern Forest, Hawaii gets 200 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Fern Forest averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 172 sunny days per year in Fern Forest. The US average is 205 sunny days.
Fern Forest gets some kind of precipitation, on average, 284 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 78 degrees
Winter Low: the January low is 59
Rain: averages 200 inches of rain a year
Snow: averages 0 inches of snow a year