January weather forecast and climate
Durham, CA

Weather in January

January is a mild winter month in Durham, California, with average temperature varying between 40.6°F (4.8°C) and 55.4°F (13°C).

Temperature

In January, the average high-temperature is practically the same as in December - a mild 55.4°F (13°C). The average low-temperature, in Durham, California, is 40.6°F (4.8°C).

Humidity

In Durham, California, the average relative humidity is 69%.

Rainfall

In Durham, it is raining for 10.3 days, with typically 3.43" (87mm) of accumulated precipitation. Throughout the year, in Durham, there are 90.7 rainfall days, and 21.81" (554mm) of precipitation is accumulated.

Snowfall

In Durham snow does not fall through November.

Daylight

In January, the average length of the day in Durham is 9.8h.

Sunshine

Months with the least sunshine are January and December, with an average of 5.9h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the average humidity in January in Durham?

In Durham, the average relative humidity in January is 69%.

How many days does it rain in January in Durham?

In January, the rain falls for 10.3 days. Throughout January, 3.43" (87mm) of precipitation is accumulated.

When it does not snow in Durham?

January through November are months without snowfall in Durham, California.

Does it snow in Durham in January?

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

How many hours of daylight does Durham have in January?

In January, the average length of the day in Durham, California, is 9.8h.

What is the month with the least sunshine in Durham?

January and December, with an average of 5.9h of sunshine, are months with the least sunshine in Durham.

How long on average sun shines in January in Durham?

In January, the average sunshine in Durham, California, is 5.9h.

What are the months with the lowest UV index in Durham?

Months with the lowest UV index in Durham, California, are January, February, November and December, with an average maximum UV index of 3.

What is the UV index intensity in January in Durham?

The average daily maximum UV index in January in Durham is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to the UV radiation.

Average temperature in January
Durham, CA

Average temperature in January - Durham, CA
  • Average high temperature in January: 55.4°F

The warmest month (with the highest average high temperature) is July (95.2°F).
The month with the lowest average high temperature is December (53.2°F).

  • Average low temperature in January: 40.6°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is December (39°F).

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Average pressure in January
Durham, CA

Average pressure in January - Durham, CA
  • Average pressure in January: 30.16"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in January
Durham, CA

Average wind speed in January - Durham, CA
  • Average wind speed in January: 5.8mph

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in January
Durham, CA

Average humidity in January - Durham, CA
  • Average humidity in January: 69%

The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is July (32%).

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Average rainfall in January
Durham, CA

Average rainfall in January - Durham, CA
  • Average rainfall in January: 3.43"

The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is July (0.08").

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Average rainfall days in January
Durham, CA

Average rainfall days in January - Durham, CA
  • Average rainfall days in January: 10.3 days

The month with the highest number of rainy days is March (15.2 days).
The month with the least rainy days is August (1.9 days).

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Average snowfall in January
Durham, CA

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

The month with the highest snowfall is December (0.12").
Months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in January
Durham, CA

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

The month with the highest number of snowfall days is December (0.4 days).
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
Durham, CA

Average daylight in January / Average sunshine in January - Durham, CA
  • Average daylight in January: 9.8h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in January: 5.9h

The month with the most sunshine is July (Average sunshine: 12.2h).
Months with the least sunshine are January and December (Average sunshine: 5.9).

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Average sunshine days in January
Durham, CA

Average sunshine days in January - Durham, CA
  • Average sunshine days in January: 18.8 days

The month with the most sunshine days is August (28.1 days).
The month with the least sunshine days is March (14.9 days).

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Average UV index in January
Durham, CA

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

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

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Average cloud cover in January
Durham, CA

Average cloud cover in January - Durham, CA
  • Average cloud cover in January: 35

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in January
Durham, CA

Average visibility in January - Durham, 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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