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 sea temperature 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
January
Weather in January
Temperature
The shift from December to January is characterized by an average high-temperature of a still refreshing 63.9°F (17.7°C), not significantly different from the 63°F (17.2°C) of December. Coronado experiences a consistent average temperature of 53.8°F (12.1°C) throughout the nights in January.Humidity
The months with the lowest humidity are January and November, with an average relative humidity of 61%.Rainfall
In Coronado, California, in January, during 5.7 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. Throughout the year, there are 64.5 rainfall days, and 9.02" (229mm) of precipitation is accumulated.Ocean temperature
In January, the average ocean temperature in Coronado is 59.4°F (15.2°C).Note: Swimming in water that is 59.4°F (15.2°C) is not enjoyable for most. Breathing becomes more challenging to manage as the water temperature dips from 69.8°F (21°C) to 59°F (15°C).
Daylight
In January, the average length of the day is 10h and 17min.On the first day of January, sunrise is at 6:50 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 5:20 pm PST.
Sunshine
In January, the average sunshine 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 reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 4 in January suggests the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are January temperatures?
What are the least humid months?
What is the average humidity in January in Coronado?
How much does it rain in January?
What is the ocean temperature in January in Coronado?
How many hours of daylight does Coronado have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Coronado, CA
- Average high temperature in January: 63.9°F
The warmest month (with the highest average high temperature) is August (75.6°F).
The months with the lowest average high temperature are February and December (63°F).
- Average low temperature in January: 53.8°F
The month with the highest average low temperature is August (65.5°F).
The coldest month (with the lowest average low temperature) is February (53.1°F).
Average pressure in January
Coronado, CA
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.88"Hg).
Average wind speed in January
Coronado, CA
- Average wind speed in January: 5.6mph
The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is October (5.5mph).
Average humidity in January
Coronado, CA
- Average humidity in January: 61%
The month with the highest relative humidity is June (76%).
The months with the lowest relative humidity are January and November (61%).
Average rainfall in January
Coronado, CA
- Average rainfall in January: 1.18"
The wettest month (with the highest rainfall) is December (1.81").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in January
Coronado, CA
- Average rainfall days in January: 5.7 days
The month with the highest number of rainy days is March (8.4 days).
The month with the least rainy days is June (2.8 days).
Average sea temperature in January
Coronado, CA
- Average sea temperature in January: 59.2°F
The best month for swimming (with the highest average sea temperature) is August (67.9°F).
The coldest month (with the lowest average sea temperature) is February (58.7°F).
Average daylight in January /
Average sunshine in January
Coronado, CA
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 6h and 5min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in January
Coronado, CA
- Average sunshine days in January: 23.9 days
The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is February (20.1 days).
Average UV index in January
Coronado, 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
Coronado, CA
- Average cloud cover in January: 21
The months with the most cloud cover are March, May and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in January
Coronado, 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).