January weather forecast
Imperial Beach, CA

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Weather in January

January, like December, in Imperial Beach, California, is another comfortable winter month, with an average temperature ranging between min 53.2°F (11.8°C) and max 64.8°F (18.2°C).

Temperature

Imperial Beach records an average high-temperature of a still enjoyable 64.8°F (18.2°C) as January arrives, nearly mirroring the previous month's climate. January nights in Imperial Beach are marked by an average low-temperature of 53.2°F (11.8°C).

Humidity

The months with the lowest humidity in Imperial Beach are January and November, with an average relative humidity of 60%.

Rainfall

In Imperial Beach, California, during January, the rain falls for 5.2 days and regularly aggregates up to 0.79" (20mm) of precipitation. Throughout the year, in Imperial Beach, there are 61.2 rainfall days, and 7.32" (186mm) of precipitation is accumulated.

Daylight

In January, the average length of the day in Imperial Beach, California, is 10h and 18min.
On the first day of January in Imperial Beach, sunrise is at 6:50 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 5:20 pm PST.

Sunshine

In January, the average sunshine in Imperial Beach is 6.8h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 4 during January translates into the following guidance:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What are the temperatures in Imperial Beach in January?

The high-temperature, in January, in Imperial Beach, records 64.8°F (18.2°C), while the low-temperature is 53.2°F (11.8°C).

What is the least humid month in Imperial Beach?

January and November, with an average relative humidity of 60%, are the least humid months.

What is the average humidity in January in Imperial Beach?

In January, the average relative humidity in Imperial Beach is 60%.

How much does it rain in Imperial Beach in January?

In January, in Imperial Beach, California, the rain falls for 5.2 days. Throughout January, 0.79" (20mm) of precipitation is accumulated.

How many hours of daylight does Imperial Beach have in January?

The average day length in January is 10h and 18min.

When are sunrise and sunset in January in Imperial Beach?

On the first day of January in Imperial Beach, California, sunrise is at 6:50 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 5:20 pm PST.

How long on average sun shines in January in Imperial Beach?

The average sunshine duration in January in Imperial Beach is 6.8h.

What are the months with the lowest UV index in Imperial Beach?

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Imperial Beach, California.

What is the UV index reading in January in Imperial Beach?

In January, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Imperial Beach, CA

Average temperature in January - Imperial Beach, CA
  • Average high temperature in January: 64.8°F

The warmest month (with the highest average high temperature) is August (77.2°F).
The month with the lowest average high temperature is December (63.5°F).

  • Average low temperature in January: 53.2°F

The month with the highest average low temperature is August (66.6°F).
The coldest month (with the lowest average low temperature) is February (52°F).

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Average pressure in January
Imperial Beach, CA

Average pressure in January - Imperial Beach, 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).

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Average wind speed in January
Imperial Beach, CA

Average wind speed in January - Imperial Beach, CA
  • Average wind speed in January: 5.6mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is October (5.3mph).

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Average humidity in January
Imperial Beach, CA

Average humidity in January - Imperial Beach, CA
  • Average humidity in January: 60%

The month with the highest relative humidity is June (73%).
The months with the lowest relative humidity are January and November (60%).

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Average rainfall in January
Imperial Beach, CA

Average rainfall in January - Imperial Beach, CA
  • Average rainfall in January: 0.79"

The wettest month (with the highest rainfall) is December (1.42").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in January
Imperial Beach, CA

Average rainfall days in January - Imperial Beach, CA
  • Average rainfall days in January: 5.2 days

The month with the highest number of rainy days is March (7.6 days).
The month with the least rainy days is June (2.5 days).

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Average daylight in January /
Average sunshine in January
Imperial Beach, CA

Average daylight in January / Average sunshine in January - Imperial Beach, 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 6min).

  • Average sunshine in January: 6h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days in January
Imperial Beach, CA

Average sunshine days in January - Imperial Beach, CA
  • Average sunshine days in January: 24.8 days

The month with the most sunshine days is June (26 days).
The month with the least sunshine days is February (20.3 days).

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Average UV index in January
Imperial Beach, CA

Average UV index in January - Imperial Beach, 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).

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Average cloud cover in January
Imperial Beach, CA

Average cloud cover in January - Imperial Beach, CA
  • Average cloud cover in January: 21

The months with the most cloud cover are May and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 10).

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Average visibility in January
Imperial Beach, CA

Average visibility in January - Imperial Beach, 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).

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Imperial Beach, California, USA

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