The weather in April in Haleakala National Park

It's warm in April in Haleakala National Park with an average temperature of 29°C. Temperatures this month range from a low of 28°C to a high of 30°C. At night, you can expect temperatures between 20°C and 22°C.

Looking for great weather? April is a good time to be in Haleakala National Park. The temperatures are nice, and there’s not too much rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in April for Haleakala National Park, Hawaii. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 35°C in 2017, Haleakala National Park reached the highest temperature in April over the past 10 years. The lowest daytime temperature in this month was 21°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 15°C to a highest value of 24°C.

Rainfall amount

In April, there is an average of 62 mm of precipitation, spread over 9 days. The wind speed is around 5 Bft, mostly coming from the Northeast.

Daily weather in April for Haleakala National Park

Click on any day in April to get detailed info about the usual weather on that day in Haleakala National Park. Check out the historical temperatures and precipitation over the past 10 years on this day.

April weather comparison

  Haleakala National Park New York
Average temperature 29°C 17°C
Max. temperature 30°C 22°C
Min. temperature 20°C -5°C
Total precipitation 62 mm 81 mm
Rainy days 9 days 11 days

Start of April

The month of April starts in Haleakala National Park with hot temps, averaging around 29°C during the day and nights around 21°C.

Mid April

By mid-April, daytime temps stay steady at around 29°C, with nights around 21°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of April

By the end of April, the average daytime temperature in Haleakala National Park is around 30°C, while nighttime temps are about 22°C. A shower might pop up, but overall, the weather will be dry and sunny.

Find affordable vacations to Haleakala National Park

UV index

The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Check out the climate of Haleakala National Park for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in April in Haleakala National Park, Hawaii. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in April in Haleakala National Park

Temperature in April in Haleakala National Park over the years

Precipitation charts

These charts show the average amount of precipitation in April in Haleakala National Park, Hawaii. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in April in Haleakala National Park

Total precipitation in April in Haleakala National Park over the years

Daily UV index in April in Haleakala National Park

This chart shows the average daily UV index in April in Haleakala National Park, 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.

Weather experiences in April in Haleakala National Park

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Average weather in Haleakala National Park by month

Click on a month below to see detailed weather info for Haleakala National Park. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.