December weather forecast
Stratford, CA

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Weather in December

December, the first month of the winter in Stratford, is still a mild month, with an average temperature varying between 42.4°F (5.8°C) and 57.4°F (14.1°C).

Temperature

December, with its average high-temperature of 57.4°F (14.1°C) and an average low-temperature of 42.4°F (5.8°C), holds the record as the coldest month.

Humidity

The months with the highest humidity are January and December, with an average relative humidity of 67%.

Rainfall

In Stratford, during December, the rain falls for 7.4 days and regularly aggregates up to 0.91" (23mm) of precipitation. Throughout the year, there are 53.2 rainfall days, and 5.67" (144mm) of precipitation is accumulated.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:52 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 4:55 pm PST.

Sunshine

The months with the least sunshine are February and December, with an average of 6.4h of sunshine.

UV index

The months with the lowest UV index in Stratford are January, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 in December transforms into the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Frequently asked questions

What month is the coldest?

December, with its high-temperature average of 57.4°F (14.1°C) and a low-temperature average of 42.4°F (5.8°C), is the coldest month.

What are December temperatures?

In December, in Stratford, the average high-temperature is 57.4°F (14.1°C), and the average low-temperature is 42.4°F (5.8°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in May is evaluated at 82.4°F (28°C).

What is the most humid month?

January and December, with an average relative humidity of 67%, are most humid months.

What is the average humidity in December?

In December, the average relative humidity is 67%.

How many days does it rain in December?

In December, the rain falls for 7.4 days. Throughout December, 0.91" (23mm) of precipitation is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 42min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 45min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 6:52 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 4:55 pm PST.

What are the months with the least sunshine?

February and December, with an average of 6.4h of sunshine, are months with the least sunshine.

How many hours of sunshine does Stratford have in December?

In Stratford, the average sunshine duration in December is 6.4h.

What are the months with the lowest UV index?

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

How high is the UV index in December?

The average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe 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
Stratford, CA

Average temperature in December - Stratford, CA
  • Average high temperature in December: 57.4°F

The warmest month (with the highest average high temperature) is July (101.5°F).
The month with the lowest average high temperature is December (57.4°F).

  • Average low temperature in December: 42.4°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is December (42.4°F).

Average pressure in December
Stratford, CA

Average pressure in December - Stratford, 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 (29.89"Hg).

Average wind speed in December
Stratford, CA

Average wind speed in December - Stratford, CA
  • Average wind speed in December: 4mph

The windiest month (with the highest average wind speed) is June (6mph).
The calmest month (with the lowest average wind speed) is December (4mph).

Average humidity in December
Stratford, CA

Average humidity in December - Stratford, CA
  • Average humidity in December: 67%

The months with the highest relative humidity are January and December (67%).
The months with the lowest relative humidity are July and August (31%).

Average rainfall in December
Stratford, CA

Average rainfall in December - Stratford, CA
  • Average rainfall in December: 0.91"

The wettest month (with the highest rainfall) is March (1.02").
The driest months (with the least rainfall) are August and September (0.08").

Average rainfall days in December
Stratford, CA

Average rainfall days in December - Stratford, CA
  • Average rainfall days in December: 7.4 days

The month with the highest number of rainy days is March (8.3 days).
The month with the least rainy days is August (0.8 days).

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

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 6h and 2min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 24min).

Average sunshine days in December
Stratford, CA

Average sunshine days in December - Stratford, CA
  • Average sunshine days in December: 22 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is February (19.8 days).

Average UV index in December
Stratford, CA

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

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 3).

Average cloud cover in December
Stratford, CA

Average cloud cover in December - Stratford, CA
  • Average cloud cover in December: 28

The months with the most cloud cover are March and December (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 4).

Average visibility in December
Stratford, CA

Average visibility in December - Stratford, 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).

Stratford, California, USA

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