January weather forecast
Knights Ferry, CA

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Weather in January

January in Knights Ferry, California, is a moderate winter month, with an average temperature fluctuating between 56.8°F (13.8°C) and 39.4°F (4.1°C).

Temperature

January's average high-temperature stands at a moderate 56.8°F (13.8°C), showing little deviation from December's 54.5°F (12.5°C). Knights Ferry's nighttime temperature in January falls to an average of 39.4°F (4.1°C).

Humidity

The average relative humidity in January in Knights Ferry, California, is 68%.

Rainfall

In Knights Ferry, during January, the rain falls for 8.6 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, in Knights Ferry, there are 72.8 rainfall days, and 20.91" (531mm) of precipitation is accumulated.

Snowfall

In Knights Ferry, snow does not fall in January, March through November.

Daylight

The average length of the day in January is 9h and 54min.
On the first day of January, sunrise is at 7:18 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:24 pm PST.

Sunshine

In January, the average sunshine in Knights Ferry 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 Knights Ferry, California. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, an average UV index of 3 transforms into the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What is the usual temperature for Knights Ferry in January?

The high-temperature, in January, in Knights Ferry, is 56.8°F (13.8°C), while the low-temperature averages to 39.4°F (4.1°C).

What is the average humidity in January in Knights Ferry?

In January, the average relative humidity is 68%.

How much does it rain in Knights Ferry in January?

In January, in Knights Ferry, California, the rain falls for 8.6 days. Throughout January, 2.91" (74mm) of precipitation is accumulated.

When it does not snow in Knights Ferry?

In Knights Ferry, snow does not fall in January, March through November.

Does it snow in Knights Ferry in January?

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

What is the average length of the day in January in Knights Ferry?

In January, the average day length in Knights Ferry, California, is 9h and 54min.

When is the sunrise / sunset in January in Knights Ferry?

In January, on the first day of the month, sunrise is at 7:18 am and sunset at 4:54 pm. On the last day of the month, in Knights Ferry, California, sunrise is at 7:07 am and sunset at 5:24 pm PST.

How many hours of sunshine does Knights Ferry have in January?

In Knights Ferry, California, the average sunshine duration in January is 6.2h.

What are the months with the lowest UV index in Knights Ferry?

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

What is the UV index reading in January in Knights Ferry?

The average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Knights Ferry, CA

Average temperature in January - Knights Ferry, 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
Knights Ferry, CA

Average pressure in January - Knights Ferry, 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
Knights Ferry, CA

Average wind speed in January - Knights Ferry, 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
Knights Ferry, CA

Average humidity in January - Knights Ferry, 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
Knights Ferry, CA

Average rainfall in January - Knights Ferry, 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
Knights Ferry, CA

Average rainfall days in January - Knights Ferry, 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
Knights Ferry, CA

Average snowfall in January - Knights Ferry, 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
Knights Ferry, CA

Average snowfall days in January - Knights Ferry, 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
Knights Ferry, CA

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

The month with the longest days is June (Average daylight: 14h and 42min).
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
Knights Ferry, CA

Average sunshine days in January - Knights Ferry, 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
Knights Ferry, CA

Average UV index in January - Knights Ferry, 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
Knights Ferry, CA

Average cloud cover in January - Knights Ferry, 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
Knights Ferry, CA

Average visibility in January - Knights Ferry, 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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Knights Ferry, California, USA

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