Koloa, HI Climate


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Koloa, HI has a tropical climate with warm temperatures year-round. The weather in Koloa is typically sunny and humid with average temperatures ranging from 70 to 90 degrees Fahrenheit. During the winter months, there is less precipitation than other months, and during the summer months there can be heavy rainfall. This tropical climate makes Koloa an ideal destination for visitors seeking sun and fun all year long.

Koloa, Hawaii gets 28 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Koloa averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 241 sunny days per year in Koloa. The US average is 205 sunny days.

Koloa gets some kind of precipitation, on average, 114 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 85 degrees
Winter Low: the January low is 64
Rain: averages 28 inches of rain a year
Snow: averages 0 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Koloa is 8.5 (10=best), which means it is less comfortable than most places in Hawaii.

7.6 Summer - 9 Winter
February, January and April are the most pleasant months in Koloa, while August and September are the least comfortable months.

  ClimateKoloa, HawaiiUnited States
  27.5 in.38.1 in.
  0.0 in.27.8 in.
  114.4 days106.2 days
  241 days205 days
  85.3°85.8°
  64.4°21.7°
  8.57
  9.94.3
  197 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

September is the hottest month for Koloa with an average high temperature of 86.1°, which ranks it as warmer than most places in Hawaii. In Koloa, there are 9 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Koloa are February, January and March.
In Koloa, there are 2.1 days annually when the high temperature is over 90°, which is about average compared to other places in Hawaii.
February has the coldest nighttime temperatures for Koloa with an average of 63.7°. This is warmer than most places in Hawaii.
In Koloa, there are 0.0 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Hawaii.
In Koloa, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Hawaii.
Despite the high humidity in Koloa, the trade winds keep it pleasant. If the trade winds stop blowing (which is rare), a summer day can be unpleasantly humid. The most humid months in Koloa are August, September and July.
December is the wettest month in Koloa with 4.7 inches of rain, and the driest month is June with 0.8 inches. The wettest season is Spring with 38% of yearly precipitation and 11% occurs in Autumn, which is the driest season. The annual rainfall of 27.5 inches in Koloa means that it is drier than most places in Hawaii.
December is the rainiest month in Koloa with 11.2 days of rain, and May is the driest month with only 7.8 rainy days. There are 114.4 rainy days annually in Koloa, which is less rainy than most places in Hawaii. The rainiest season is Winter when it rains 27% of the time and the driest is Summer with only a 23% chance of a rainy day.
There is rarely any recorded snowfall in Koloa, ranking it as one of the least snowy places in Hawaii. Any measurable snowfall is a rare occurance in Koloa.
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