January weather forecast
Copperopolis, CA

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Weather in January

January is a moderate winter month in Copperopolis, California, with temperature in the range of an average low of 39.4°F (4.1°C) and an average high of 56.8°F (13.8°C).

Temperature

Copperopolis greets January with an average high-temperature of a refreshing 56.8°F (13.8°C), marking a slight deviation from the preceding month. An average temperature of 39.4°F (4.1°C) is recorded in Copperopolis during the nights in January.

Humidity

In January, the average relative humidity is 68%.

Rainfall

In Copperopolis, in January, during 8.6 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, in Copperopolis, there are 72.8 rainfall days, and 20.91" (531mm) of precipitation is accumulated.

Snowfall

January, March through November are months without snowfall in Copperopolis.

Daylight

In Copperopolis, the average length of the day in January is 9h and 53min.
On the first day of the month, sunrise is at 7:18 am and sunset at 4:53 pm. On the last day of January, in Copperopolis, California, sunrise is at 7:07 am and sunset at 5:24 pm PST.

Sunshine

In Copperopolis, the average sunshine in January is 6.2h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Copperopolis. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 3 during January translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What are the temperatures in Copperopolis in January?

The average high-temperature, in January, in Copperopolis, is 56.8°F (13.8°C), while the average low-temperature is 39.4°F (4.1°C).

What is the average humidity in January in Copperopolis?

In Copperopolis, California, the average relative humidity in January is 68%.

How much does it rain in Copperopolis in January?

In Copperopolis, California, during January, the rain falls for 8.6 days and regularly aggregates up to 2.91" (74mm) of precipitation.

When it does not snow in Copperopolis?

January, March through November are months without snowfall.

Does it snow in Copperopolis in January?

In January, it doesn't snow. December is the latest month when it typically snows.

What is the average length of the day in January in Copperopolis?

In Copperopolis, the average day length in January is 9h and 53min.

What time are sunrise and sunset in January in Copperopolis?

In January, on the first day of the month, sunrise is at 7:18 am and sunset at 4:53 pm. On the last day of the month, in Copperopolis, California, sunrise is at 7:07 am and sunset at 5:24 pm PST.

How long on average sun shines in January in Copperopolis?

The average sunshine duration in January in Copperopolis, California, is 6.2h.

When is the lowest UV index in Copperopolis?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3.

What is the UV index intensity in January in Copperopolis?

The average daily maximum UV index in January is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Copperopolis, CA

Average temperature in January - Copperopolis, CA
  • Average high temperature in January: 56.8°F

The warmest month (with the highest average high temperature) is July (93.6°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in January: 39.4°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is December (38.3°F).

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Average pressure in January
Copperopolis, CA

Average pressure in January - Copperopolis, CA
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in January
Copperopolis, CA

Average wind speed in January - Copperopolis, CA
  • Average wind speed in January: 4.7mph

The windiest month (with the highest average wind speed) is June (5.8mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).

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Average humidity in January
Copperopolis, CA

Average humidity in January - Copperopolis, CA
  • Average humidity in January: 68%

The month with the highest relative humidity is March (70%).
The month with the lowest relative humidity is July (32%).

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Average rainfall in January
Copperopolis, CA

Average rainfall in January - Copperopolis, CA
  • Average rainfall in January: 2.91"

The wettest month (with the highest rainfall) is March (4.17").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in January
Copperopolis, CA

Average rainfall days in January - Copperopolis, CA
  • Average rainfall days in January: 8.6 days

The month with the highest number of rainy days is March (12.7 days).
The month with the least rainy days is August (1 days).

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Average snowfall in January
Copperopolis, CA

Average snowfall in January - Copperopolis, CA
  • Average snowfall in January: 0"

The month with the highest snowfall is December (0.28").
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in January
Copperopolis, CA

Average snowfall days in January - Copperopolis, CA
  • Average snowfall days in January: 0 days

The month with the highest number of snowfall days is December (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in January / Average sunshine in January - Copperopolis, CA
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in January: 6h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in January
Copperopolis, CA

Average sunshine days in January - Copperopolis, CA
  • Average sunshine days in January: 21.8 days

The month with the most sunshine days is August (29.1 days).
The month with the least sunshine days is March (17.8 days).

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Average UV index in January
Copperopolis, CA

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

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

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Average cloud cover in January
Copperopolis, CA

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

The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in January
Copperopolis, CA

Average visibility in January - Copperopolis, 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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Copperopolis, California, USA

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