January weather forecast and climate
Aptos, CA

Weather in January

January, like December, is another mild winter month in Aptos, California, with average temperature fluctuating between 58.6°F (14.8°C) and 46.9°F (8.3°C).

Temperature

In Aptos, California, the average high-temperature in January is essentially the same as in December - a still mild 58.6°F (14.8°C). In January, the average low-temperature is 46.9°F (8.3°C).

Humidity

In January, the average relative humidity in Aptos is 72%.

Rainfall

In Aptos, in January, during 9.3 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, in Aptos, there are 77.9 rainfall days, and 14.45" (367mm) of precipitation is accumulated.

Daylight

The average length of the day in Aptos, California, is 10h.

Sunshine

The average sunshine in January is 6.1h.

UV index

In January, the average daily maximum UV index in Aptos is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.
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FAQ

What is the temperature in January in Aptos?

In January, in Aptos, the average high-temperature is 58.6°F (14.8°C), and the average low-temperature is 46.9°F (8.3°C).

What is the average humidity in January in Aptos?

In January, the average relative humidity is 72%.

How many days does it rain in January in Aptos?

In Aptos, California, in January, during 9.3 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

How many hours of daylight does Aptos have in January?

The average length of the day in January in Aptos is 10h.

How long on average sun shines in January in Aptos?

In Aptos, California, the average sunshine in January is 6.1h.

What is the UV index intensity in January in Aptos?

In January, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in January
Aptos, CA

Average temperature in January - Aptos, CA
  • Average high temperature in January: 58.6°F

The warmest months (with the highest average high temperature) are August and September (73°F).
The month with the lowest average high temperature is December (57.2°F).

  • Average low temperature in January: 46.9°F

The month with the highest average low temperature is September (55.2°F).
The coldest month (with the lowest average low temperature) is February (45.5°F).

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Average pressure in January
Aptos, CA

Average pressure in January - Aptos, CA
  • Average pressure in January: 30.13"

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is September (29.92").

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Average wind speed in January
Aptos, CA

Average wind speed in January - Aptos, CA
  • Average wind speed in January: 5.7mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in January
Aptos, CA

Average humidity in January - Aptos, CA
  • Average humidity in January: 72%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in January
Aptos, CA

Average rainfall in January - Aptos, CA
  • Average rainfall in January: 2.56"

The wettest month (with the highest rainfall) is December (2.8").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in January
Aptos, CA

Average rainfall days in January - Aptos, CA
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is August (1.2 days).

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Average daylight in January /
Average sunshine in January
Aptos, CA

Average daylight in January / Average sunshine in January - Aptos, CA
  • Average daylight in January: 10h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

  • Average sunshine in January: 6.1h

The month with the most sunshine is July (Average sunshine: 11.7h).
The month with the least sunshine is December (Average sunshine: 5.8h).

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Average sunshine days in January
Aptos, CA

Average sunshine days in January - Aptos, CA
  • Average sunshine days in January: 20.5 days

The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is March (16.4 days).

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Average UV index in January
Aptos, CA

Average UV index in January - Aptos, CA
  • Average UV index in January: 4

Months with the highest UV index are June, July, August and September (UV index 5).
Months with the lowest UV index are February and November (UV index 3).

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Average cloud cover in January
Aptos, CA

Average cloud cover in January - Aptos, CA
  • Average cloud cover in January: 33

The month with the most cloud cover is March (Cloud cover 38).
Months with the least cloud cover are July and September (Cloud cover 15).

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Average visibility in January
Aptos, CA

Average visibility in January - Aptos, CA
  • Average visibility in January: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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