Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Ewa's average high-temperature marks a still moderately hot 75.9°F (24.4°C) with the advent of January, closely mirroring that of the preceding month. Ewa registers a subtle dip to an average of 70.5°F (21.4°C) during the nights of January.Humidity
The months with the lowest humidity in Ewa are January, April through June, August through November, with an average relative humidity of 74%.Rainfall
In January, the rain falls for 12.3 days. Throughout January, 0.98" (25mm) of precipitation is accumulated. In Ewa, during the entire year, the rain falls for 172.2 days and collects up to 12.72" (323mm) of precipitation.Daylight
The average length of the day in January in Ewa is 11h and 1min.On the first day of January in Ewa, sunrise is at 7:09 am and sunset at 6:01 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:21 pm HST.
Sunshine
In Ewa, Hawaii, the average sunshine in January is 8.7h.UV index
January through May, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Ewa. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: In January, the maximum UV index of 6 suggests these recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
What is the temperature in January in Ewa?
What is the least humid month in Ewa?
What is the average humidity in January in Ewa?
How much does it rain in Ewa in January?
How many hours of daylight does Ewa have in January?
When is the sunrise / sunset in January in Ewa?
How many hours of sunshine does Ewa have in January?
When is the lowest UV index in Ewa?
How high is the UV index in January in Ewa?
Average temperature in January
Ewa, HI
- Average high temperature in January: 75.9°F
The warmest months (with the highest average high temperature) are August and September (81.5°F).
The month with the lowest average high temperature is February (74.8°F).
- Average low temperature in January: 70.5°F
The months with the highest average low temperature are August and September (76.3°F).
The coldest month (with the lowest average low temperature) is February (69.4°F).
Average pressure in January
Ewa, HI
- Average pressure in January: 30"Hg
The months with the highest atmospheric pressure are March and April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in January
Ewa, HI
- Average wind speed in January: 9.1mph
The windiest month (with the highest average wind speed) is July (11.9mph).
The calmest months (with the lowest average wind speed) are January and October (9.1mph).
Average humidity in January
Ewa, HI
- Average humidity in January: 74%
The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are January, April, May, June, August, September, October and November (74%).
Average rainfall in January
Ewa, HI
- Average rainfall in January: 0.98"
The wettest month (with the highest rainfall) is March (1.77").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in January
Ewa, HI
- Average rainfall days in January: 12.3 days
The month with the highest number of rainy days is March (18.1 days).
The month with the least rainy days is July (11.3 days).
Average daylight in January /
Average sunshine in January
Ewa, HI
- Average daylight in January: 11h and 0min
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 4min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).
Average sunshine days in January
Ewa, HI
- Average sunshine days in January: 13.9 days
The months with the most sunshine days are July and August (15.3 days).
The month with the least sunshine days is March (6.8 days).
Average UV index in January
Ewa, HI
- Average UV index in January: 6
The months with the highest UV index are June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, October, November and December (UV index 6).
Average cloud cover in January
Ewa, HI
- Average cloud cover in January: 31
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in January
Ewa, 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).
Ewa, Hawaii, USA
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