Climate and monthly weather forecast
Keauhou, HI
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, the same as December, in Keauhou, Hawaii, is an agreeable winter month, with average temperature fluctuating between 69.4°F (20.8°C) and 65.1°F (18.4°C). In Keauhou, the average high-temperature is relatively the same as in December - a still pleasant 69.4°F (20.8°C). Weather in January »
Weather in February
February, the last month of the winter, in Keauhou, is another pleasant month, with temperature in the range of an average high of 68.9°F (20.5°C) and an average low of 64.9°F (18.3°C). With an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 64.9°F (18.3°C), February is the coldest month. Weather in February »
Weather in March
March, the first month of the spring, in Keauhou, is still a pleasant month, with average temperature fluctuating between 69.3°F (20.7°C) and 64.8°F (18.2°C). In March, the average high-temperature is relatively the same as in February - a still agreeable 69.3°F (20.7°C). Weather in March »
Weather in April
April, like March, is another pleasant spring month in Keauhou, Hawaii, with average temperature ranging between min 64.9°F (18.3°C) and max 69.3°F (20.7°C). In April, the average high-temperature remains the same as in March - a still pleasant 69.3°F (20.7°C). Weather in April »
Weather in May
May, the last month of the spring, in Keauhou, is also an agreeable month, with temperature in the range of an average low of 66.7°F (19.3°C) and an average high of 71.1°F (21.7°C). In Keauhou, Hawaii, the average high-temperature is practically the same as in April - a still agreeable 71.1°F (21.7°C). Weather in May »
Weather in June
June, the first month of the summer, in Keauhou, is still a pleasant month, with average temperature varying between 68.5°F (20.3°C) and 72.1°F (22.3°C). In June, the average high-temperature is practically the same as in May - a still pleasant 72.1°F (22.3°C). Weather in June »
Weather in July
July, like June, is another pleasant summer month in Keauhou, Hawaii, with average temperature fluctuating between 69.1°F (20.6°C) and 73°F (22.8°C). In July, the average high-temperature is almost the same as in June - a still pleasant 73°F (22.8°C). Weather in July »
Weather in August
August, the last month of the summer, in Keauhou, is also an agreeable month, with average temperature ranging between max 73.2°F (22.9°C) and min 69.1°F (20.6°C). August and October, with an average high-temperature of 73.2°F (22.9°C), are the warmest months. Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Keauhou, Hawaii, with average temperature varying between 73°F (22.8°C) and 69.8°F (21°C). In September, the average high-temperature is relatively the same as in August - a still agreeable 73°F (22.8°C). Weather in September »
Weather in October
October, the same as September, in Keauhou, Hawaii, is an agreeable autumn month, with average temperature varying between 73.2°F (22.9°C) and 70°F (21.1°C). August and October, with an average high-temperature of 73.2°F (22.9°C), are the warmest months. Weather in October »
Weather in November
November, the last month of the autumn, in Keauhou, is also an agreeable month, with temperature in the range of an average high of 71.8°F (22.1°C) and an average low of 68.5°F (20.3°C). In Keauhou, the average high-temperature in November is essentially the same as in October - a still pleasant 71.8°F (22.1°C). Weather in November »
Weather in December
The first month of the winter, December, is also an agreeable month in Keauhou, Hawaii, with average temperature ranging between min 66.6°F (19.2°C) and max 70.5°F (21.4°C). In December, the average high-temperature is almost the same as in November - a still agreeable 70.5°F (21.4°C). Weather in December »
[Resources]FAQ
What is the driest month in Keauhou?
January is the month with the least rainfall. Rain falls for 10.8 days and accumulates 0.75" (19mm) of precipitation.
How many days does it rain in Keauhou?
Throughout the year, in Keauhou, Hawaii, there are 216.1 rainfall days, and 16.57" (421mm) of precipitation is accumulated.
What is the month with the lowest UV index in Keauhou?
January through April, November and December, with an average maximum UV index of 5, are months with the lowest UV index.
What is the coldest month in Keauhou?
February is the coldest month, with an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 64.9°F (18.3°C).
What is the least humid month in Keauhou?
February is the least humid month in Keauhou, Hawaii, with an average relative humidity of 73%.
What month is the ocean coldest in Keauhou?
March is the month with the coldest seawater in Keauhou, with an average ocean temperature of 75.9°F (24.4°C).
What month has the most sunshine in Keauhou?
May has the most sunshine of the year in Keauhou, Hawaii, with an average of 10.7h of sunshine.
What is the month with the highest UV index in Keauhou?
Months with the highest UV index in Keauhou, Hawaii, are May through October, with an average maximum UV index of 6.
What are the most humid months in Keauhou?
Months with the highest humidity in Keauhou are June through September, with an average relative humidity of 81%.
When are the longest days in Keauhou?
The month with the longest days is June, with an average of 13.3h of daylight.
What is the warmest month in Keauhou?
August and October, with an average high-temperature of 73.2°F (22.9°C), are warmest months in Keauhou.
What is the wettest month in Keauhou?
September is the month with the most rainfall in Keauhou. Rain falls for 21.5 days and accumulates 1.81" (46mm) of precipitation.
What is the month with the warmest ocean in Keauhou?
With an average ocean temperature of 80.1°F (26.7°C), September is the month with the warmest seawater in Keauhou, Hawaii.
What is the month with the least sunshine in Keauhou?
November and December, with an average of 7.3h of sunshine, are months with the least sunshine in Keauhou.
What is the month with the shortest days in Keauhou?
December has the shortest days of the year, with an average of 11h of daylight.
Average temperature
Keauhou, HI
The warmest months (with the highest average high temperature) are August and October (73.2°F).
The month with the lowest average high temperature is February (68.9°F).
The month with the highest average low temperature is October (70°F).
The coldest month (with the lowest average low temperature) is March (64.8°F).
Average pressure
Keauhou, HI
- Average pressure in January:
29.99" - Average pressure in February:
30" - Average pressure in March:
30.03" - Average pressure in April:
30.04" - Average pressure in May:
30.03" - Average pressure in June:
30.01"
- Average pressure in July:
29.99" - Average pressure in August:
29.97" - Average pressure in September:
29.96" - Average pressure in October:
29.96" - Average pressure in November:
29.98" - Average pressure in December:
29.98"
The month with the highest atmospheric pressure is April (30.04").
Months with the lowest atmospheric pressure are September and October (29.96").
Average wind speed
Keauhou, HI
- Average wind speed in January:
5.5mph - Average wind speed in February:
5.5mph - Average wind speed in March:
5.7mph - Average wind speed in April:
6.1mph - Average wind speed in May:
6.3mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
6.1mph - Average wind speed in September:
6.2mph - Average wind speed in October:
6mph - Average wind speed in November:
5.7mph - Average wind speed in December:
5.3mph
The windiest month (with the highest average wind speed) is May (6.3mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).
Average humidity
Keauhou, HI
Months with the highest relative humidity are June, July, August and September (81%).
The month with the lowest relative humidity is February (73%).
Average rainfall
Keauhou, HI
- Average rainfall in January:
0.75" - Average rainfall in February:
1.38" - Average rainfall in March:
1.57" - Average rainfall in April:
1.42" - Average rainfall in May:
1.42" - Average rainfall in June:
0.94"
- Average rainfall in July:
1.38" - Average rainfall in August:
1.73" - Average rainfall in September:
1.81" - Average rainfall in October:
1.54" - Average rainfall in November:
1.34" - Average rainfall in December:
1.3"
The wettest month (with the highest rainfall) is September (1.81").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days
Keauhou, HI
- Average rainfall days in January:
10.8 days - Average rainfall days in February:
12.1 days - Average rainfall days in March:
16.2 days - Average rainfall days in April:
19.3 days - Average rainfall days in May:
21.1 days - Average rainfall days in June:
19.9 days
- Average rainfall days in July:
21.2 days - Average rainfall days in August:
21.8 days - Average rainfall days in September:
21.5 days - Average rainfall days in October:
20.4 days - Average rainfall days in November:
16.2 days - Average rainfall days in December:
15.6 days
The month with the highest number of rainy days is August (21.8 days).
The month with the least rainy days is January (10.8 days).
Average sea temperature
Keauhou, HI
The best month for swimming (with the highest average sea temperature) is September (80°F).
The coldest month (with the lowest average sea temperature) is March (76°F).
Average daylight / Average sunshine
Keauhou, HI
- Average daylight in January:
11.1h - Average daylight in February:
11.5h - Average daylight in March:
12.1h - Average daylight in April:
12.6h - Average daylight in May:
13.1h - Average daylight in June:
13.3h
The month with the longest days is June (Average daylight: 13.3h).
The month with the shortest days is December (Average daylight: 11h).
The month with the most sunshine is May (Average sunshine: 10.7h).
Months with the least sunshine are November and December (Average sunshine: 7.3).
Average sunshine days
Keauhou, HI
- Average sunshine days in January:
12.7 days - Average sunshine days in February:
10 days - Average sunshine days in March:
7.3 days - Average sunshine days in April:
3.5 days - Average sunshine days in May:
3.2 days - Average sunshine days in June:
4.3 days
- Average sunshine days in July:
4.5 days - Average sunshine days in August:
4 days - Average sunshine days in September:
3.5 days - Average sunshine days in October:
3.7 days - Average sunshine days in November:
6.3 days - Average sunshine days in December:
8.3 days
The month with the most sunshine days is January (12.7 days).
The month with the least sunshine days is May (3.2 days).
Average UV index
Keauhou, HI
Months with the highest UV index are May, June, July, August, September and October (UV index 6).
Months with the lowest UV index are January, February, March, April, November and December (UV index 5).
Average cloud cover
Keauhou, HI
The month with the most cloud cover is June (Cloud cover 31).
The month with the least cloud cover is January (Cloud cover 15).
Average visibility
Keauhou, HI
Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
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