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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Heeia, Hawaii, is a moderately hot winter month, with an average temperature ranging between min 70.5°F (21.4°C) and max 75.4°F (24.1°C). The dawn of January sees an average high-temperature of a still moderately hot 75.4°F (24.1°C), subtly contrasting with December's 76.1°F (24.5°C). Weather in January »
Weather in February
February, the last month of the winter in Heeia, is another warm month, with an average temperature varying between 74.3°F (23.5°C) and 69.6°F (20.9°C). With its high average temperature of 74.3°F (23.5°C) and a low of 69.6°F (20.9°C), February is regarded as the coldest month. Weather in February »
Weather in March
March, the first month of the spring in Heeia, is also a moderately hot month, with an average temperature fluctuating between 70°F (21.1°C) and 74.8°F (23.8°C). Heeia's March showcases an average high-temperature of a still moderately hot 74.8°F (23.8°C), hardly distinct from February's 74.3°F (23.5°C). Weather in March »
Weather in April
April, the same as March, is a moderately hot spring month in Heeia, Hawaii, with an average temperature fluctuating between 71.8°F (22.1°C) and 76.5°F (24.7°C). The beginning of April reveals an average high-temperature of a still moderately hot 76.5°F (24.7°C), showing minimal deviation from the previous month. Weather in April »
Weather in May
May, the last month of the spring in Heeia, is also a moderately hot month, with an average temperature varying between 73.2°F (22.9°C) and 77.5°F (25.3°C). May's weather records an average high-temperature of a still moderately hot 77.5°F (25.3°C), showing little deviation from April. Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in Heeia, Hawaii, with an average temperature ranging between min 74.8°F (23.8°C) and max 78.8°F (26°C). Heeia, Hawaii, ushers in June with an average high-temperature of a still moderately hot 78.8°F (26°C), showing a close resemblance to the previous month. Weather in June »
Weather in July
July, like June, in Heeia, Hawaii, is a moderately hot summer month, with an average temperature ranging between max 79.9°F (26.6°C) and min 75.7°F (24.3°C). The arrival of July sees an average high-temperature of a still warm 79.9°F (26.6°C), hardly diverging from June's 78.8°F (26°C). Weather in July »
Weather in August
August, the last month of the summer in Heeia, is also a moderately hot month, with an average temperature varying between 76.6°F (24.8°C) and 81°F (27.2°C). August and September, with an average high-temperature of 81°F (27.2°C), are marked as the warmest months. The heat index in August is computed to be a tropical 86°F (30°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Heeia, Hawaii, with an average temperature varying between 76.3°F (24.6°C) and 81°F (27.2°C). Heeia sees its peak of temperatures during August and September, with an average high-temperature of 81°F (27.2°C). Throughout September, the heat index is computed to be a hot 86°F (30°C). Weather in September »
Weather in October
October, the same as September, is another warm autumn month in Heeia, Hawaii, with an average temperature fluctuating between 76.1°F (24.5°C) and 80.8°F (27.1°C). The onset of October notes an average high-temperature of a still warm 80.8°F (27.1°C), subtly shifted from September's 81°F (27.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another warm month in Heeia, Hawaii, with an average temperature varying between 74.5°F (23.6°C) and 78.3°F (25.7°C). Heeia indicates an average high-temperature of a still warm 78.3°F (25.7°C) in November, showing minor variation from October's 80.8°F (27.1°C). Weather in November »
Weather in December
December, the first month of the winter in Heeia, is still a warm month, with temperature in the range of an average low of 72°F (22.2°C) and an average high of 76.1°F (24.5°C). Heeia experiences a subtle adjustment in high-temperatures to a still moderately hot 76.1°F (24.5°C) with the onset of December, maintaining near parity with November's 78.3°F (25.7°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the least humid months in Heeia?
The months with the lowest humidity are January, May, June, September and November, with an average relative humidity of 75%.
How much does it rain in Heeia?
In Heeia, during the entire year, the rain falls for 187.1 days and collects up to 15.83" (402mm) of precipitation.
What are the months with the lowest UV index in Heeia?
January through June, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Heeia, Hawaii.
What part of the year is the coldest in Heeia?
February proves to be the coldest month in Heeia, Hawaii, recording an average maximum temperature of 74.3°F (23.5°C) and a minimum temperature of 69.6°F (20.9°C).
What is the most humid month in Heeia?
February through April, July, August, October and December, with an average relative humidity of 76%, are most humid months in Heeia, Hawaii.
What is the wettest month in Heeia?
March is the month with the most rainfall in Heeia. Rain falls for 18.3 days and accumulates 2.01" (51mm) of precipitation.
What month is the ocean coldest in Heeia?
With an average ocean temperature of 75.7°F (24.3°C), March is the month with the coldest seawater.
When are the longest days in Heeia?
June has the longest days of the year in Heeia, Hawaii, with an average of 13h and 24min of daylight.
What month has the most sunshine in Heeia?
June has the most sunshine of the year in Heeia, Hawaii, with an average of 10.7h of sunshine.
What is the driest month in Heeia?
The month with the least rainfall in Heeia is July, when the rain falls for 13.9 days and typically collects 0.71" (18mm) of precipitation.
What is the month with the highest UV index in Heeia?
July through September, with an average maximum UV index of 7, are months with the highest UV index.
What are the warmest months in Heeia?
August and September, when the average high-temperature in Heeia reaches 81°F (27.2°C), are the warmest months.
When is the ocean warmest in Heeia?
With an average ocean temperature of 80.4°F (26.9°C), September is the month with the warmest seawater.
What is the month with the shortest days in Heeia?
December has the shortest days of the year in Heeia, with an average of 10h and 54min of daylight.
Is there Daylight Saving Time (DST) in Heeia?
Heeia, Hawaii, does not utilize Daylight Saving Time (DST). HST timezone is used over the entire year.
What is the month with the least sunshine in Heeia?
With an average of 6.3h of sunshine, December has the least sunshine of the year.
Average temperature
Heeia, HI
The warmest months (with the highest average high temperature) are August and September (81°F).
The month with the lowest average high temperature is February (74.3°F).
The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is February (69.6°F).
Average pressure
Heeia, HI
- Average pressure in January:
30"Hg - Average pressure in February:
30.01"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
30.06"Hg - Average pressure in May:
30.04"Hg - Average pressure in June:
30.03"Hg
- Average pressure in July:
30.01"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
29.97"Hg - Average pressure in November:
30"Hg - Average pressure in December:
30"Hg
The month with the highest atmospheric pressure is April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed
Heeia, HI
- Average wind speed in January:
10.3mph - Average wind speed in February:
11.4mph - Average wind speed in March:
12.6mph - Average wind speed in April:
12.5mph - Average wind speed in May:
11.2mph - Average wind speed in June:
13.4mph
- Average wind speed in July:
13.5mph - Average wind speed in August:
12.9mph - Average wind speed in September:
11.4mph - Average wind speed in October:
10.6mph - Average wind speed in November:
12.5mph - Average wind speed in December:
11.4mph
The windiest month (with the highest average wind speed) is July (13.5mph).
The calmest month (with the lowest average wind speed) is January (10.3mph).
Average humidity
Heeia, HI
The months with the highest relative humidity are February, March, April, July, August, October and December (76%).
The months with the lowest relative humidity are January, May, June, September and November (75%).
Average rainfall
Heeia, HI
- Average rainfall in January:
1.34" - Average rainfall in February:
1.57" - Average rainfall in March:
2.01" - Average rainfall in April:
1.22" - Average rainfall in May:
1.34" - Average rainfall in June:
0.98"
- Average rainfall in July:
0.71" - Average rainfall in August:
0.87" - Average rainfall in September:
1.1" - Average rainfall in October:
1.73" - Average rainfall in November:
1.18" - Average rainfall in December:
1.77"
The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.71").
Average rainfall days
Heeia, HI
- Average rainfall days in January:
13.7 days - Average rainfall days in February:
15.3 days - Average rainfall days in March:
18.3 days - Average rainfall days in April:
17.9 days - Average rainfall days in May:
17.2 days - Average rainfall days in June:
13.5 days
- Average rainfall days in July:
13.9 days - Average rainfall days in August:
13.8 days - Average rainfall days in September:
14.5 days - Average rainfall days in October:
17.5 days - Average rainfall days in November:
15.6 days - Average rainfall days in December:
15.9 days
The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is June (13.5 days).
Average sea temperature
Heeia, HI
The best month for swimming (with the highest average sea temperature) is September (80.4°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).
Average daylight / Average sunshine
Heeia, HI
- Average daylight in January:
11h and 0min - Average daylight in February:
11h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 4min - Average daylight in May:
13h and 1min - Average daylight in June:
13h and 2min
- Average daylight in July:
13h and 2min - Average daylight in August:
12h and 5min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 4min - Average daylight in November:
11h and 1min - Average daylight in December:
10h and 5min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in January:
8h and 2min - Average sunshine in February:
8h and 0min - Average sunshine in March:
7h and 5min - Average sunshine in April:
8h and 2min - Average sunshine in May:
10h and 2min - Average sunshine in June:
10h and 4min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
8h and 4min - Average sunshine in September:
9h and 0min - Average sunshine in October:
8h and 1min - Average sunshine in November:
6h and 3min - Average sunshine in December:
6h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days
Heeia, HI
- Average sunshine days in January:
11.5 days - Average sunshine days in February:
7.8 days - Average sunshine days in March:
6.7 days - Average sunshine days in April:
6.5 days - Average sunshine days in May:
8.9 days - Average sunshine days in June:
12.2 days
- Average sunshine days in July:
11.3 days - Average sunshine days in August:
11.7 days - Average sunshine days in September:
11.2 days - Average sunshine days in October:
7.2 days - Average sunshine days in November:
6.9 days - Average sunshine days in December:
8.2 days
The month with the most sunshine days is June (12.2 days).
The month with the least sunshine days is April (6.5 days).
Average UV index
Heeia, HI
The months with the highest UV index are July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, October, November and December (UV index 6).
Average cloud cover
Heeia, HI
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility
Heeia, HI
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Heeia, Hawaii, USA
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