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
Weather in January
Temperature
Stepping into January, Big Sur records an average high-temperature of a still moderate 58.5°F (14.7°C), almost consistent with December. Nighttime temperatures hover around an average low of 47.7°F (8.7°C) in January.Humidity
In January, the average relative humidity is 72%.Rainfall
In Big Sur, California, in January, it is raining for 9.1 days, with typically 2.09" (53mm) of accumulated precipitation. In Big Sur, during the entire year, the rain falls for 70 days and collects up to 11.93" (303mm) of precipitation.Ocean temperature
In Big Sur, California, the average seawater temperature in January is 55.4°F (13°C).Note: It is risky to swim in 55.4°F (13°C). Temperatures beneath 50°F (10°C) induce rapid cold shock and hyperventilation.
Daylight
In Big Sur, the average length of the day in January is 10h and 1min.On the first day of January, sunrise is at 7:18 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:32 pm PST.
Sunshine
In January, the average sunshine is 6.3h.UV index
In Big Sur, the average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the maximum UV index of 4 suggests this advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Big Sur in January?
What is the average humidity in January?
How much does it rain in January?
How cold is the water in January in Big Sur?
What is the average length of the day in January?
When are sunrise and sunset in January?
How long on average sun shines in January?
What is the UV index reading in January?
Average temperature in January
Big Sur, CA
- Average high temperature in January: 58.5°F
The warmest month (with the highest average high temperature) is September (69.6°F).
The month with the lowest average high temperature is December (57°F).
- Average low temperature in January: 47.7°F
The month with the highest average low temperature is September (55.4°F).
The coldest month (with the lowest average low temperature) is December (46.9°F).
Average pressure in January
Big Sur, CA
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.93"Hg).
Average wind speed in January
Big Sur, CA
- Average wind speed in January: 7mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in January
Big Sur, CA
- Average humidity in January: 72%
The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is November (70%).
Average rainfall in January
Big Sur, CA
- Average rainfall in January: 2.09"
The wettest month (with the highest rainfall) is December (2.48").
The driest month (with the least rainfall) is August (0.04").
Average rainfall days in January
Big Sur, CA
- Average rainfall days in January: 9.1 days
The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is August (1.3 days).
Average sea temperature in January
Big Sur, CA
- Average sea temperature in January: 55°F
The best months for swimming (with the highest average sea temperature) are August, September and October (59°F).
The coldest months (with the lowest average sea temperature) are March, April and May (54°F).
Average daylight in January /
Average sunshine in January
Big Sur, CA
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 6h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in January
Big Sur, CA
- Average sunshine days in January: 20.2 days
The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is March (17.3 days).
Average UV index in January
Big Sur, CA
- Average UV index in January: 4
The months with the highest UV index are June, July, August and September (UV index 5).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Big Sur, CA
- Average cloud cover in January: 30
The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 13).
Average visibility in January
Big Sur, 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).
Big Sur, California, USA
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