January weather forecast and climate
Aurora, CA

Weather in January

January, like December, is another mild winter month in Aurora, California, with temperature in the range of an average low of 41.9°F (5.5°C) and an average high of 57.7°F (14.3°C).

Temperature

In January, the average high-temperature is almost the same as in December - a still mild 57.7°F (14.3°C). In January, in Aurora, the average low-temperature is 41.9°F (5.5°C).

Humidity

The most humid month in Aurora is January, with an average relative humidity of 72%.

Rainfall

In Aurora, during January, the rain falls for 5.9 days and regularly aggregates up to 0.75" (19mm) of precipitation. Throughout the year, there are 54.3 rainfall days, and 6.54" (166mm) of precipitation is accumulated.

Daylight

In January, the average length of the day in Aurora is 9.9h.

Sunshine

The average sunshine in January is 6.3h.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 3 in January transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in January in Aurora?

The average high-temperature, in January, in Aurora, is 57.7°F (14.3°C), while the average low-temperature is 41.9°F (5.5°C).

What is the most humid month in Aurora?

January is the most humid month, with an average relative humidity of 72%.

What is the average humidity in January in Aurora?

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

How much does it rain in Aurora in January?

In January, in Aurora, California, the rain falls for 5.9 days. Throughout January, 0.75" (19mm) of precipitation is accumulated.

How many hours of daylight does Aurora have in January?

In January, the average length of the day is 9.9h.

How long on average sun shines in January in Aurora?

In January, the average sunshine in Aurora, California, is 6.3h.

What are the months with the lowest UV index in Aurora?

Months with the lowest UV index in Aurora, California, are January, February, November and December, with an average maximum UV index of 3.

What is the UV index reading in January in Aurora?

The average daily maximum UV index in January in Aurora, California, is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.

Average temperature in January
Aurora, CA

Average temperature in January - Aurora, CA
  • Average high temperature in January: 57.7°F

The warmest month (with the highest average high temperature) is July (97.7°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in January: 41.9°F

The month with the highest average low temperature is July (62.1°F).
The coldest months (with the lowest average low temperature) are January and December (41.9°F).

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Average pressure in January
Aurora, CA

Average pressure in January - Aurora, CA
  • Average pressure in January: 30.15"

The month with the highest atmospheric pressure is January (30.15").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in January
Aurora, CA

Average wind speed in January - Aurora, CA
  • Average wind speed in January: 5.3mph

The windiest month (with the highest average wind speed) is June (7.3mph).
The calmest month (with the lowest average wind speed) is November (5.2mph).

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Average humidity in January
Aurora, CA

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

The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is July (37%).

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Average rainfall in January
Aurora, CA

Average rainfall in January - Aurora, CA
  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is March (1.3").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in January
Aurora, CA

Average rainfall days in January - Aurora, CA
  • Average rainfall days in January: 5.9 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).

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

Average daylight in January / Average sunshine in January - Aurora, CA
  • Average daylight in January: 9.9h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in January: 6.3h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days in January
Aurora, CA

Average sunshine days in January - Aurora, CA
  • Average sunshine days in January: 24.1 days

The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (19.6 days).

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Average UV index in January
Aurora, CA

Average UV index in January - Aurora, CA
  • Average UV index in January: 3

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in January
Aurora, CA

Average cloud cover in January - Aurora, CA
  • Average cloud cover in January: 30

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in January
Aurora, CA

Average visibility in January - Aurora, 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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