December weather forecast
Winton, CA

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Weather in December

December, the first month of the winter in Winton, is still a mild month, with an average temperature varying between 56.1°F (13.4°C) and 41.9°F (5.5°C).

Temperature

The lowest temperatures are recorded in December, with averages reaching a high of 56.1°F (13.4°C) and a low of 41.9°F (5.5°C).

Humidity

The average relative humidity in December in Winton, California, is 69%.

Rainfall

The wettest months in Winton are March and December, with an average 0.55" (14mm) of rainfall.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of December in Winton, California, sunrise is at 6:58 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 4:54 pm PST.

Sunshine

December has the least sunshine of the year in Winton, with an average of 6.2h 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 Winton. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 3 transforms into these recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What is the coldest month in Winton?

The coldest time of the year is December, with temperatures averaging a high of 56.1°F (13.4°C) and a low of 41.9°F (5.5°C).

What is the temperature in December in Winton?

The average high-temperature, in December, in Winton, is 56.1°F (13.4°C), while the average low-temperature is 41.9°F (5.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in May is evaluated at 82.4°F (28°C).

What is the average humidity in December in Winton?

The average relative humidity in December is 69%.

What is the rainiest month in Winton?

The months with the most rainfall in Winton, California, are March and December, with an average 0.55" (14mm) of precipitation.

How much does it rain in Winton in December?

In Winton, during December, the rain falls for 5.1 days and regularly aggregates up to 0.55" (14mm) of precipitation.

What is the month with the shortest days in Winton?

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

How many hours of daylight does Winton have in December?

In Winton, the average day length in December is 9h and 38min.

When is the sunrise / sunset in December in Winton?

On the first day of December in Winton, California, sunrise is at 6:58 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 4:54 pm PST.

What is the month with the least sunshine in Winton?

With an average of 6.2h of sunshine, December has the least sunshine of the year in Winton.

How long on average sun shines in December in Winton?

In Winton, California, the average sunshine duration in December is 6.2h.

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

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

What is the UV index reading in December in Winton?

The average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Winton, CA

Average temperature in December - Winton, CA
  • Average high temperature in December: 56.1°F

The warmest month (with the highest average high temperature) is July (98.6°F).
The month with the lowest average high temperature is December (56.1°F).

  • Average low temperature in December: 41.9°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

Average pressure in December
Winton, CA

Average pressure in December - Winton, CA
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Winton, CA

Average wind speed in December - Winton, 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 (4.9mph).

Average humidity in December
Winton, CA

Average humidity in December - Winton, CA
  • Average humidity in December: 69%

The month with the highest relative humidity is January (71%).
The month with the lowest relative humidity is July (34%).

Average rainfall in December
Winton, CA

Average rainfall in December - Winton, CA
  • Average rainfall in December: 0.55"

The wettest months (with the highest rainfall) are March and December (0.55").
The driest months (with the least rainfall) are June, July, August and September (0.04").

Average rainfall days in December
Winton, CA

Average rainfall days in December - Winton, CA
  • Average rainfall days in December: 5.1 days

The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is June (0.5 days).

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

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

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 December: 6h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).

Average sunshine days in December
Winton, CA

Average sunshine days in December - Winton, CA
  • Average sunshine days in December: 24.9 days

The month with the most sunshine days is August (28.9 days).
The month with the least sunshine days is February (23 days).

Average UV index in December
Winton, CA

Average UV index in December - Winton, CA
  • Average UV index in December: 3

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

Average cloud cover in December
Winton, CA

Average cloud cover in December - Winton, CA
  • Average cloud cover in December: 31

The month with the most cloud cover is December (Cloud cover 31).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in December
Winton, CA

Average visibility in December - Winton, 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).

Winton, California, USA

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