December weather forecast
Ryde, CA

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Weather in December

The first month of the winter, December, is also a fresh month in Ryde, California, with an average temperature ranging between min 41.7°F (5.4°C) and max 55°F (12.8°C).

Temperature

December, with an average high of 55°F (12.8°C) and a low of 41.7°F (5.4°C), signifies the coldest month of the year.

Humidity

In Ryde, the average relative humidity in December is 71%.

Rainfall

In Ryde, California, in December, it is raining for 9.7 days, with typically 1.73" (44mm) of accumulated precipitation. In Ryde, during the entire year, the rain falls for 68.7 days and collects up to 11.18" (284mm) of precipitation.

Daylight

The month with the shortest days in Ryde is December, with an average of 9h and 36min of daylight.
On the first day of December, sunrise is at 7:04 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:56 pm PST.

Sunshine

With an average of 5.9h of sunshine, December has the least sunshine of the year.

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 estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 3 during December, leads to the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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Frequently asked questions

What is the coldest month in Ryde?

With average temperatures fluctuating between a high of 55°F (12.8°C) and a low of 41.7°F (5.4°C), December stands out as the coldest month in Ryde.

What are the temperatures in Ryde in December?

In December, the average high-temperature and low-temperature are 55°F (12.8°C) and 41.7°F (5.4°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in September is evaluated at 89.6°F (32°C).

What is the average humidity in December in Ryde?

In December, the average relative humidity in Ryde, California, is 71%.

How much does it rain in Ryde in December?

In Ryde, California, in December, it is raining for 9.7 days, with typically 1.73" (44mm) of accumulated precipitation.

What is the month with the shortest days in Ryde?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Ryde?

In Ryde, the average day length in December is 9h and 34min.

When are sunrise and sunset in December in Ryde?

On the first day of December in Ryde, sunrise is at 7:04 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:56 pm PST.

What is the month with the least sunshine in Ryde?

December has the least sunshine of the year in Ryde, with an average of 5.9h of sunshine.

How many hours of sunshine does Ryde have in December?

In Ryde, the average sunshine duration in December is 5.9h.

What is the month with the lowest UV index in Ryde?

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

What is the UV index intensity in December in Ryde?

In December, the average daily maximum UV index in Ryde is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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 December
Ryde, CA

Average temperature in December - Ryde, CA
  • Average high temperature in December: 55°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in December: 41.7°F

The month with the highest average low temperature is September (58.1°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in December
Ryde, CA

Average pressure in December - Ryde, CA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Ryde, CA

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

The windiest month (with the highest average wind speed) is June (7.6mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

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Average humidity in December
Ryde, CA

Average humidity in December - Ryde, CA
  • Average humidity in December: 71%

The months with the highest relative humidity are January and March (74%).
The month with the lowest relative humidity is September (49%).

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Average rainfall in December
Ryde, CA

Average rainfall in December - Ryde, CA
  • Average rainfall in December: 1.73"

The wettest month (with the highest rainfall) is February (2.17").
The driest month (with the least rainfall) is August (0").

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Average rainfall days in December
Ryde, CA

Average rainfall days in December - Ryde, CA
  • Average rainfall days in December: 9.7 days

The month with the highest number of rainy days is March (13 days).
The month with the least rainy days is August (0.7 days).

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Average daylight in December /
Average sunshine in December
Ryde, CA

Average daylight in December / Average sunshine in December - Ryde, CA
  • Average daylight in December: 9h and 4min

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 December: 5h and 5min

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 December
Ryde, CA

Average sunshine days in December - Ryde, CA
  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is August (29.9 days).
The month with the least sunshine days is March (17.3 days).

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Average UV index in December
Ryde, CA

Average UV index in December - Ryde, CA
  • Average UV index in December: 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 December
Ryde, CA

Average cloud cover in December - Ryde, CA
  • Average cloud cover in December: 35

The months with the most cloud cover are March and December (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in December
Ryde, CA

Average visibility in December - Ryde, 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).

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Ryde, California, USA

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