January weather forecast and climate
Oak Park, CA

Weather in January

January, like December, in Oak Park, California, is another enjoyable winter month, with average temperature fluctuating between 62.4°F (16.9°C) and 50°F (10°C).

Temperature

In Oak Park, the average high-temperature is almost the same as in December - a still comfortable 62.4°F (16.9°C). In Oak Park, the average low-temperature is 50°F (10°C).

Humidity

In Oak Park, California, the average relative humidity is 57%.

Rainfall

The wettest months in Oak Park are January and February, with an average 2.09" (53mm) of rainfall.

Daylight

In January, the average length of the day is 10.2h.

Sunshine

Months with the least sunshine are January, February and December, with an average of 6.8h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Oak Park. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: In January, the average maximum UV index of 4 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in January in Oak Park?

In January, in Oak Park, the average high-temperature is 62.4°F (16.9°C), and the average low-temperature is 50°F (10°C).

What is the average humidity in January in Oak Park?

In January, the average relative humidity in Oak Park, California, is 57%.

How many days does it rain in January in Oak Park?

In Oak Park, during January, the rain falls for 5.4 days and regularly aggregates up to 2.09" (53mm) of precipitation.

What is the wettest month in Oak Park?

The wettest months in Oak Park, California, are January and February, with an average 2.09" (53mm) of rainfall.

How many hours of daylight does Oak Park have in January?

The average length of the day in January in Oak Park, California, is 10.2h.

What is the month with the least sunshine in Oak Park?

Months with the least sunshine in Oak Park, California, are January, February and December, with an average of 6.8h of sunshine.

How long on average sun shines in January in Oak Park?

In Oak Park, the average sunshine in January is 6.8h.

What is the month with the lowest UV index in Oak Park?

Months with the lowest UV index in Oak Park, California, are January through March, November and December, with an average maximum UV index of 4.

How high is the UV index in January in Oak Park?

In January, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV radiation.

Average temperature in January
Oak Park, CA

Average temperature in January - Oak Park, CA
  • Average high temperature in January: 62.4°F

The warmest month (with the highest average high temperature) is August (79.9°F).
The month with the lowest average high temperature is December (61.3°F).

  • Average low temperature in January: 50°F

The month with the highest average low temperature is August (64°F).
The coldest month (with the lowest average low temperature) is February (49.3°F).

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Average pressure in January
Oak Park, CA

Average pressure in January - Oak Park, CA
  • Average pressure in January: 30.1"

The month with the highest atmospheric pressure is January (30.1").
Months with the lowest atmospheric pressure are June and September (29.9").

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Average wind speed in January
Oak Park, CA

Average wind speed in January - Oak Park, CA
  • Average wind speed in January: 6.2mph

The windiest months (with the highest average wind speed) are April and December (6.4mph).
The calmest months (with the lowest average wind speed) are August and September (4.7mph).

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Average humidity in January
Oak Park, CA

Average humidity in January - Oak Park, CA
  • Average humidity in January: 57%

The month with the highest relative humidity is June (69%).
The month with the lowest relative humidity is November (53%).

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Average rainfall in January
Oak Park, CA

Average rainfall in January - Oak Park, CA
  • Average rainfall in January: 2.09"

The wettest months (with the highest rainfall) are January and February (2.09").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in January
Oak Park, CA

Average rainfall days in January - Oak Park, CA
  • Average rainfall days in January: 5.4 days

The month with the highest number of rainy days is March (7.5 days).
The month with the least rainy days is August (1.9 days).

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Average daylight in January /
Average sunshine in January
Oak Park, CA

Average daylight in January / Average sunshine in January - Oak Park, CA
  • Average daylight in January: 10.2h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in January: 6.8h

Months with the most sunshine are June and July (Average sunshine: 12.1h).
Months with the least sunshine are January, February and December (Average sunshine: 6.8).

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Average sunshine days in January
Oak Park, CA

Average sunshine days in January - Oak Park, CA
  • Average sunshine days in January: 24.3 days

The month with the most sunshine days is October (26.4 days).
The month with the least sunshine days is February (20.8 days).

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Average UV index in January
Oak Park, CA

Average UV index in January - Oak Park, CA
  • Average UV index in January: 4

Months with the highest UV index are June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average cloud cover in January
Oak Park, CA

Average cloud cover in January - Oak Park, CA
  • Average cloud cover in January: 21

The month with the most cloud cover is March (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in January
Oak Park, CA

Average visibility in January - Oak Park, 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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