Temperatures in August
It's hot in August in Honolulu with an average temperature of 31°C. Temperatures this month range from a low of 31°C to a high of 32°C. At night, you can expect temperatures between 24°C and 26°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Honolulu in August. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of August
The month of August starts in Honolulu with hot temperatures, averaging around 31°C during the day and nights close to 25°C. There’s little chance of precipitation. The weather is mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-August
By mid-August, the average daytime temperature rises to around 32°C, with nights close to 25°C. Not much precipitation expected during this period. It’s mostly dry with sunshine. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of August
By the end of August, the average daytime temperature in Honolulu will be around 32°C, with nights close to 26°C. A shower might show up, but overall the weather will be dry and sunny. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Water temperature
The water temperature at Honolulu is 28°C this month. Nice and warm for a swim.
Precipitation in August
In August, there is an average of 33 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the Northeast.
The precipitation chance averages 16% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in August for Honolulu. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Honolulu in August |
London | ||
---|---|---|---|
Average Temperature |
31°C | 22°C | |
High Temp |
32°C | 24°C | |
Low Temp |
31°C | 19°C | |
Total Precipitation |
33 mm | 60 mm | |
Rainy Days |
5 days | 10 days |
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Honolulu?
August is a great month to be in Honolulu for sunny weather. You’ll get high temperatures and not too much rain this month.
Temperature records for Honolulu in August
With 34°C, Honolulu hit the highest temperature in the last 10 years in August 2019. The lowest daytime temperature in this month was 27°C in 2018. The extreme night temperatures ranged from a low of 21°C to a high of 28°C.
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Daily Temperature in August in Honolulu
This chart shows the average daily temperatures, both day and night, for each day in August in Honolulu, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in August in Honolulu
The chart below shows the average daily precipitation in August for Honolulu, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect around 5 days of rain in Honolulu.
Daily UV Index in August in Honolulu
This chart shows the average daily UV index in August in Honolulu, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Honolulu Over the Years
This chart shows the average temperature in August in Honolulu, measured in degrees Celsius, over the past years.
Total Precipitation in August in Honolulu Over the Years
This chart shows the average precipitation in August in Honolulu, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in August for Honolulu
Click on a specific day in August for detailed info on the typical weather on that day in Honolulu. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Honolulu
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Average Weather in Honolulu by Month
Click on a month below to see detailed weather info for Honolulu. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.