Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall days in April
- Average sea temperature in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
In Hana, the average high-temperature is essentially the same as in March - a moderately hot 74.3°F (23.5°C). The average low-temperature, in Hana, is 70.9°F (21.6°C).Humidity
The average relative humidity in Hana is 77%.Rainfall
In Hana, during April, the rain falls for 11.7 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, in Hana, there are 136.7 rainfall days, and 13.94" (354mm) of precipitation is accumulated.Snowfall
In Hana snow does not fall in January through August, October through December.Ocean temperature
In Hana, the average water temperature is 76.1°F (24.5°C).Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 76.1°F (24.5°C) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 77°F (25°C) to 82.4°F (28°C).)
Daylight
In Hana, the average length of the day in April is 12.6h.Sunshine
In Hana, Hawaii, the average sunshine is 9h.UV index
January through August, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Hana. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to the UV radiation for the average person.Note: The average daily UV index of 6 in April transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
FAQ
What is the average humidity in April in Hana?
How many days does it rain in April in Hana?
When it does not snow in Hana?
What is the ocean temperature in April in Hana?
What is the average length of the day in April in Hana?
How many hours of sunshine does Hana have in April?
What is the month with the lowest UV index in Hana?
How high is the UV index in April in Hana?
Average temperature in April
Hana, HI
- Average high temperature in April: 23.5°C
The warmest month (with the highest average high temperature) is September (26.1°C).
The month with the lowest average high temperature is March (22.7°C).
- Average low temperature in April: 21.6°C
The month with the highest average low temperature is September (24.5°C).
The coldest month (with the lowest average low temperature) is March (21°C).
Average pressure in April
Hana, HI
- Average pressure in April: 1017.8mbar
The month with the highest atmospheric pressure is April (1017.8mbar).
The month with the lowest atmospheric pressure is October (1014.9mbar).
Average wind speed in April
Hana, HI
- Average wind speed in April: 21.7km/h
The windiest month (with the highest average wind speed) is June (23.2km/h).
The calmest month (with the lowest average wind speed) is January (17.6km/h).
Average humidity in April
Hana, HI
- Average humidity in April: 77%
Months with the highest relative humidity are July and August (78%).
Months with the lowest relative humidity are January and February (76%).
Average rainfall in April
Hana, HI
- Average rainfall in April: 36mm
The wettest month (with the highest rainfall) is October (55mm).
The driest month (with the least rainfall) is September (11mm).
Average rainfall days in April
Hana, HI
- Average rainfall days in April: 11.7 days
The month with the highest number of rainy days is March (14.1 days).
The month with the least rainy days is September (8.1 days).
Average snowfall days in April
Hana, HI
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is September (0.1 days).
Months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average sea temperature in April
Hana, HI
- Average sea temperature in April: 24.5°C
The best month for swimming (with the highest average sea temperature) is September (26.3°C).
The coldest month (with the lowest average sea temperature) is March (24.1°C).
Average daylight in April /
Average sunshine in April
Hana, HI
- Average daylight in April: 12.6h
The month with the longest days is June (Average daylight: 13.4h).
The month with the shortest days is December (Average daylight: 10.9h).
- Average sunshine in April: 9h
Months with the most sunshine are June and July (Average sunshine: 11.3h).
The month with the least sunshine is December (Average sunshine: 6.7h).
Average sunshine days in April
Hana, HI
- Average sunshine days in April: 12.4 days
The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is November (11.2 days).
Average UV index in April
Hana, HI
- Average UV index in April: 6
The month with the highest UV index is September (UV index 7).
Months with the lowest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 6).
Average cloud cover in April
Hana, HI
- Average cloud cover in April: 32
The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is September (Cloud cover 23).
Average visibility in April
Hana, HI
- Average visibility in April: 10km
Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
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