Temperatures in April
It's warm in April in Honolulu with an average temperature of 28°C. Temperatures this month range from a low of 28°C to a high of 29°C. At night, you can expect temperatures between 22°C and 23°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Honolulu in April. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of April
The month of April starts in Honolulu with hot temperatures, averaging around 29°C during the day and nights close to 23°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-April
By mid-April, the average daytime temperature stays the same at 29°C, with nights close to 23°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of April
By the end of April, the average daytime temperature in Honolulu will be around 29°C, with nights close to 23°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
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Water temperature
The water temperature at Honolulu is 27°C this month. Nice and warm for a swim.
Precipitation in April
In April, there is an average of 31 mm of precipitation, spread over 6 days. The wind speed is around 4 Bft, mostly coming from the East.
The precipitation chance averages 19% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in April 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 April |
London | ||
|---|---|---|---|
 Average Temperature |
28°C | 15°C | |
 High Temp |
29°C | 18°C | |
| Low Temp |
28°C | 12°C | |
 Total Precipitation |
31 mm | 29 mm | |
| Rainy Days |
6 days | 7 days | |
March
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 April a good time to visit Honolulu?
Want nice weather? Then April is a great time to be in Honolulu. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Honolulu in April
With 31°C, Honolulu hit the highest temperature in the last 10 years in April 2023. The lowest daytime temperature in this month was 22°C in 2017. The extreme night temperatures ranged from a low of 16°C to a high of 26°C.
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Daily Temperature in April in Honolulu
This chart shows the average daily temperatures, both day and night, for each day in April 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 April in Honolulu
The chart below shows the average daily precipitation in April 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 April, you can expect around 6 days of rain in Honolulu.
Daily UV Index in April in Honolulu
This chart shows the average daily UV index in April 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 April in Honolulu Over the Years
This chart shows the average temperature in April in Honolulu, measured in degrees Celsius, over the past years.
Total Precipitation in April in Honolulu Over the Years
This chart shows the average precipitation in April 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 April for Honolulu
Click on a specific day in April 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 April in Honolulu
Have you been to Honolulu in April?
Share your weather experience in April in Honolulu.
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.
