January weather forecast
Duncans Mills, CA

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Weather in January

January, the same as December, in Duncans Mills, California, is another refreshing winter month, with temperature in the range of an average low of 42.3°F (5.7°C) and an average high of 57.7°F (14.3°C).

Temperature

The advent of January reveals an average high-temperature of a still mild 57.7°F (14.3°C), showing minimal difference from the prior month. During the January nights, an average temperature of 42.3°F (5.7°C) is observed in Duncans Mills, California.

Humidity

In Duncans Mills, California, the average relative humidity in January is 75%.

Rainfall

In Duncans Mills, in January, during 8.1 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In Duncans Mills, during the entire year, the rain falls for 60.1 days and collects up to 12.87" (327mm) of precipitation.

Daylight

In Duncans Mills, the average length of the day in January is 9h and 51min.
On the first day of the month, sunrise is at 7:29 am and sunset at 5:01 pm. On the last day of January, in Duncans Mills, sunrise is at 7:18 am and sunset at 5:32 pm PST.

Sunshine

The average sunshine in January is 5.6h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In January, the maximum UV index of 3 transforms into these recommendations:
Ensure safety - Sun damage prevention is strongly urged. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What are January temperatures in Duncans Mills?

An average high-temperature, in January, in Duncans Mills, is 57.7°F (14.3°C) and the average low-temperature is 42.3°F (5.7°C).

What is the average humidity in January in Duncans Mills?

In Duncans Mills, California, the average relative humidity in January is 75%.

How much does it rain in Duncans Mills in January?

In Duncans Mills, in January, during 8.1 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

How many hours of daylight does Duncans Mills have in January?

In Duncans Mills, California, the average day length in January is 9h and 51min.

When are sunrise and sunset in January in Duncans Mills?

In January, on the first day of the month, sunrise is at 7:29 am and sunset at 5:01 pm. On the last day of the month, in Duncans Mills, California, sunrise is at 7:18 am and sunset at 5:32 pm PST.

How many hours of sunshine does Duncans Mills have in January?

The average sunshine duration in January is 5.6h.

When is the lowest UV index in Duncans Mills?

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

How high is the UV index in January in Duncans Mills?

In Duncans Mills, California, the average daily maximum UV index in January is 3. A UV Index reading of 3 to 5 represents a medium health risk 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
Duncans Mills, CA

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

The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in January: 42.3°F

The months with the highest average low temperature are August and September (53.4°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

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Average pressure in January
Duncans Mills, CA

Average pressure in January - Duncans Mills, CA
  • Average pressure in January: 30.13"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

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Average wind speed in January
Duncans Mills, CA

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

The windiest month (with the highest average wind speed) is May (7.2mph).
The calmest month (with the lowest average wind speed) is November (5mph).

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Average humidity in January
Duncans Mills, CA

Average humidity in January - Duncans Mills, CA
  • Average humidity in January: 75%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).

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Average rainfall in January
Duncans Mills, CA

Average rainfall in January - Duncans Mills, CA
  • Average rainfall in January: 1.97"

The wettest month (with the highest rainfall) is February (3.27").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in January
Duncans Mills, CA

Average rainfall days in January - Duncans Mills, CA
  • Average rainfall days in January: 8.1 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
Duncans Mills, CA

Average daylight in January / Average sunshine in January - Duncans Mills, 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 30min).

  • Average sunshine in January: 5h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in January
Duncans Mills, CA

Average sunshine days in January - Duncans Mills, CA
  • Average sunshine days in January: 22 days

The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is February (19.9 days).

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Average UV index in January
Duncans Mills, CA

Average UV index in January - Duncans Mills, CA
  • Average UV index in January: 3

The months with the highest UV index are June, July and August (UV index 6).
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
Duncans Mills, CA

Average cloud cover in January - Duncans Mills, CA
  • Average cloud cover in January: 38

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 11).

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Average visibility in January
Duncans Mills, CA

Average visibility in January - Duncans Mills, 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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Duncans Mills, California, USA

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