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
January's onset records an average high-temperature of a still comfortable 63.9°F (17.7°C), a near match to December's 62.4°F (16.9°C). Throughout the month of January, Wilmington observes an average nighttime temperature of 53.8°F (12.1°C).Humidity
In January, the average relative humidity is 60%.Rainfall
January is the month with the most rainfall. Rain falls for 4.8 days and accumulates 1.3" (33mm) of precipitation.Daylight
In January, the average length of the day is 10h and 13min.On the first day of January in Wilmington, sunrise is at 6:57 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 5:22 pm PST.
Sunshine
In Wilmington, California, the average sunshine in January is 6.8h.UV index
January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: During January, 4 as the daily maximum UV index converts into the following advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What are the temperatures in Wilmington in January?
What is the average humidity in January in Wilmington?
What is the rainiest month in Wilmington?
How much does it rain in Wilmington in January?
What is the average length of the day in January in Wilmington?
When are sunrise and sunset in January in Wilmington?
How long on average sun shines in January in Wilmington?
What are the months with the lowest UV index in Wilmington?
How high is the UV index in January in Wilmington?
Average temperature in January
Wilmington, CA
- Average high temperature in January: 63.9°F
The warmest months (with the highest average high temperature) are August and September (75.9°F).
The month with the lowest average high temperature is December (62.4°F).
- Average low temperature in January: 53.8°F
The month with the highest average low temperature is September (64.2°F).
The coldest month (with the lowest average low temperature) is February (52.7°F).
Average pressure in January
Wilmington, CA
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).
Average wind speed in January
Wilmington, CA
- Average wind speed in January: 5.8mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is September (5.3mph).
Average humidity in January
Wilmington, CA
- Average humidity in January: 60%
The month with the highest relative humidity is June (75%).
The month with the lowest relative humidity is November (58%).
Average rainfall in January
Wilmington, CA
- Average rainfall in January: 1.3"
The wettest month (with the highest rainfall) is January (1.3").
The driest month (with the least rainfall) is June (0.12").
Average rainfall days in January
Wilmington, CA
- Average rainfall days in January: 4.8 days
The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is August (3 days).
Average daylight in January /
Average sunshine in January
Wilmington, CA
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 6h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in January
Wilmington, CA
- Average sunshine days in January: 24.2 days
The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is June (17.7 days).
Average UV index in January
Wilmington, CA
- Average UV index in January: 4
The months with the highest UV index are July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in January
Wilmington, CA
- Average cloud cover in January: 21
The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in January
Wilmington, CA
- 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).
Wilmington, California, USA
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