Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
As December takes its course, Ahuimanu's average high-temperature registers at a still warm 76.1°F (24.5°C), closely aligning with the preceding month. December nighttime temperatures hover close to the daytime peak with an average of 72°F (22.2°C).Humidity
The months with the highest humidity are February through April, July, August, October and December, with an average relative humidity of 76%.Rainfall
In Ahuimanu, during December, the rain falls for 15.9 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Ahuimanu, during the entire year, the rain falls for 187.1 days and collects up to 15.83" (402mm) of precipitation.Daylight
With an average of 10h and 54min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:53 am and sunset at 5:48 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:00 pm HST.
Sunshine
The month with the least sunshine is December, with an average of 6.3h of sunshine.UV index
January through June, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.Note: In December, a regular UV index of 6 translates into these guidelines:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Ahuimanu in December?
What is the most humid month?
What is the average humidity in December?
How much does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Ahuimanu have in December?
When is the sunrise / sunset in December in Ahuimanu?
What is the month with the least sunshine?
How many hours of sunshine does Ahuimanu have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Ahuimanu, HI
- Average high temperature in December: 76.1°F
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).
- Average low temperature in December: 72°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 in December
Ahuimanu, HI
- 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 in December
Ahuimanu, HI
- 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 in December
Ahuimanu, HI
- Average humidity in December: 76%
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 in December
Ahuimanu, HI
- 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 in December
Ahuimanu, HI
- 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 daylight in December /
Average sunshine in December
Ahuimanu, HI
- 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 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 in December
Ahuimanu, HI
- 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 in December
Ahuimanu, HI
- Average UV index in December: 6
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 in December
Ahuimanu, HI
- Average cloud cover in December: 37
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 in December
Ahuimanu, HI
- Average visibility in December: 6mi
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).
Ahuimanu, Hawaii, USA
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