January weather forecastPepeekeo, HI
January
Weather in January
January, like December, is another pleasant winter month in Pepeekeo, Hawaii, with an average temperature varying between 64.8°F (18.2°C) and 70.9°F (21.6°C).Temperature
January's advent presents an average high-temperature of a still agreeable 70.9°F (21.6°C), indicating a slight variation from the conditions of the previous month. January nights witness a mild cool down to an average low of 64.8°F (18.2°C).Humidity
The months with the lowest humidity in Pepeekeo are January, May through July, with an average relative humidity of 78%.Rainfall
In Pepeekeo, in January, it is raining for 13.3 days, with typically 2.72" (69mm) of accumulated precipitation. In Pepeekeo, during the entire year, the rain falls for 227.7 days and collects up to 27.83" (707mm) of precipitation.Daylight
The average length of the day in January is 11h and 5min.On the first day of January, sunrise is at 6:55 am and sunset at 5:52 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:11 pm HST.
Sunshine
The average sunshine in January is 7.9h.UV index
The months with the lowest UV index are January through April, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 5 in January translates into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. 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.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Pepeekeo, HI
- Average high temperature in January: 70.9°F
The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is March (69.6°F).
- Average low temperature in January: 64.8°F
The month with the highest average low temperature is September (70°F).
The coldest month (with the lowest average low temperature) is March (64°F).
Average pressure in January
Pepeekeo, HI
- Average pressure in January: 30"Hg
The month with the highest atmospheric pressure is April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in January
Pepeekeo, HI
- Average wind speed in January: 7mph
The windiest month (with the highest average wind speed) is August (7.6mph).
The calmest month (with the lowest average wind speed) is October (6.7mph).
Average humidity in January
Pepeekeo, HI
- Average humidity in January: 78%
The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are January, May, June and July (78%).
Average rainfall in January
Pepeekeo, HI
- Average rainfall in January: 2.72"
The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is June (1.1").
Average rainfall days in January
Pepeekeo, HI
- Average rainfall days in January: 13.3 days
The month with the highest number of rainy days is March (22.9 days).
The month with the least rainy days is January (13.3 days).
Average daylight in January /
Average sunshine in January
Pepeekeo, HI
- Average daylight in January: 11h and 6min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in January: 7h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in January
Pepeekeo, HI
- Average sunshine days in January: 12.1 days
The month with the most sunshine days is January (12.1 days).
The month with the least sunshine days is August (1.8 days).
Average UV index in January
Pepeekeo, HI
- Average UV index in January: 5
The months with the highest UV index are May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March and April (UV index 5).
Average cloud cover in January
Pepeekeo, HI
- Average cloud cover in January: 26
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 26).
Average visibility in January
Pepeekeo, HI
- Average visibility in January: 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).





