December weather forecast
North Highlands, CA

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Weather in December

The first month of the winter, December, is also a fresh month in North Highlands, California, with an average temperature varying between 41.2°F (5.1°C) and 54.1°F (12.3°C).

Temperature

North Highlands reaches its lowest average temperatures in December, measuring 54.1°F (12.3°C) at the peak and 41.2°F (5.1°C) at the lowest.

Humidity

In December, the average relative humidity is 71%.

Rainfall

In North Highlands, California, in December, it is raining for 10.6 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, there are 75.8 rainfall days, and 16.65" (423mm) of precipitation is accumulated.

Snowfall

The only month with snowfall is December. December has the most snowfall days of the year in North Highlands. Snow falls for 0.1 days.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in North Highlands.
On the first day of December in North Highlands, California, sunrise is at 7:05 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:54 pm PST.

Sunshine

The month with the least sunshine is December, with an average of 5.7h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in North Highlands. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, an average UV index of 3 transforms into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.

Frequently asked questions

What month is the coldest in North Highlands?

North Highlands, California, experiences its average lowest temperatures in December, reaching a peak of 54.1°F (12.3°C) and a minimum of 41.2°F (5.1°C).

What is the temperature in December in North Highlands?

In December, in North Highlands, the average high-temperature is 54.1°F (12.3°C), and the average low-temperature is 41.2°F (5.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 89.6°F (32°C).

What is the average humidity in December in North Highlands?

The average relative humidity in December is 71%.

How much does it rain in North Highlands in December?

In North Highlands, California, during December, the rain falls for 10.6 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When does it snow the most in North Highlands?

The month with the most snowfall days in North Highlands, California, is December, when snow falls for 0.1 days.

When does it start to snow in North Highlands?

December is the first month it typically snows in North Highlands. Throughout December, there are 0.1 snowfall days.

What is the month with the shortest days in North Highlands?

With an average of 9h and 30min of daylight, December has the shortest days of the year in North Highlands.

How many hours of daylight does North Highlands have in December?

In North Highlands, California, the average day length in December is 9h and 31min.

When is the sunrise / sunset in December in North Highlands?

In December, on the first day of the month, sunrise is at 7:05 am and sunset at 4:44 pm. On the last day of the month, in North Highlands, sunrise is at 7:23 am and sunset at 4:54 pm PST.

What is the month with the least sunshine in North Highlands?

With an average of 5.7h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in North Highlands?

In North Highlands, the average sunshine duration in December is 5.7h.

What is the month with the lowest UV index in North Highlands?

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

What is the UV index intensity in December in North Highlands?

In North Highlands, California, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
North Highlands, CA

Average temperature in December - North Highlands, CA
  • Average high temperature in December: 54.1°F

The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is December (54.1°F).

  • Average low temperature in December: 41.2°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (41°F).

Average pressure in December
North Highlands, CA

Average pressure in December - North Highlands, CA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in December
North Highlands, CA

Average wind speed in December - North Highlands, CA
  • Average wind speed in December: 5.3mph

The windiest month (with the highest average wind speed) is February (5.9mph).
The calmest month (with the lowest average wind speed) is September (4.3mph).

Average humidity in December
North Highlands, CA

Average humidity in December - North Highlands, CA
  • Average humidity in December: 71%

The month with the highest relative humidity is March (75%).
The months with the lowest relative humidity are July and September (43%).

Average rainfall in December
North Highlands, CA

Average rainfall in December - North Highlands, CA
  • Average rainfall in December: 2.72"

The wettest month (with the highest rainfall) is March (3.11").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in December
North Highlands, CA

Average rainfall days in December - North Highlands, CA
  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is August (0.8 days).

Average snowfall days in December
North Highlands, CA

Average snowfall days in December - North Highlands, CA
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight in December /
Average sunshine in December
North Highlands, CA

Average daylight in December / Average sunshine in December - North Highlands, CA
  • Average daylight in December: 9h and 3min

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 December: 5h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in December
North Highlands, CA

Average sunshine days in December - North Highlands, CA
  • Average sunshine days in December: 19.6 days

The month with the most sunshine days is August (30 days).
The month with the least sunshine days is March (16.3 days).

Average UV index in December
North Highlands, CA

Average UV index in December - North Highlands, CA
  • Average UV index in December: 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).

Average cloud cover in December
North Highlands, CA

Average cloud cover in December - North Highlands, CA
  • Average cloud cover in December: 36

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in December
North Highlands, CA

Average visibility in December - North Highlands, CA
  • Average visibility in December: 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).

North Highlands, California, USA

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