Weather in Honolulu in August 2024
Average weather
Average temperature in Honolulu in August
The expected average maximum temperature in August is +86°F with a maximum of +88°F and a minimum of +72°F.
The average maximum temperature goes up 11% by the end of the month, compared with the beginning of the month, from +84°F to +86°F.
Is Honolulu warm or cold in August?
Honolulu is typically warm in August.
Maximum temperatures go up compared to the previous month from +86°F to +86°F. The minimum temperature also goes up from +75°F to +75°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
August is one of the warmest months in Honolulu, here is the comparison with other months:
Climate in Honolulu in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +86°F | +86°F | +86°F | ||||
| Min. temperature | ||||||
| +68°F | +68°F | +68°F | ||||
| Max. temperature | ||||||
| +91°F | +91°F | +93°F | ||||
| Rainfall | ||||||
| 17 mm | 20 mm | 27 mm | ||||
| Wind | ||||||
| 5 m/s | 4 m/s | 4 m/s | ||||
| Humidity | ||||||
| 67% | 67% | 68% | ||||
| Air pressure | ||||||
| 1015 HPa | 1014 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 6 | 7 | 7 | ||||
| Cloudy days | ||||||
| 24 | 22 | 20 | ||||
| Rainy days | ||||||
| 1 | 2 | 3 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as good as in July. The temperature levels stay the same in the area of +86°F for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 17 mm to 20 mm. Humidity levels don’t change as the month goes on, averaging around 67%. Winds are calmer in comparison to July, going down from 5 m/s to 4 m/s on average. The good news is there are likely to be more sunny days in August, from 6 to 7.
September brings much the same weather, it remains good.
Wind
The average wind speed is 5 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Honolulu is gradually decreasing during August, going from 7 m/s to 4 m/s over the course of the month.
Rain
How was the weather last August in Honolulu?
Climate Change Over the Years
The climate in Honolulu in August has not changed that much over the last 43 years.
The average temperature was the lowest in 1983 (+85°F) and the highest in 2019 (+92°F). The driest year was 1990 with only 1 mm of rainfall, and the wettest year was 2015 with 288 mm.
FAQ
Is August a good time to visit Honolulu?
Can you sunbathe in Honolulu in August?
Is Honolulu rainy in August?
Is it sunny in Honolulu in August?
Other cities in USA
Monthly weather in Honolulu
Source of the data
For this page, we’ve looked at the typical weather in Honolulu, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.