December weather forecast
San Felipe, TX

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Weather in December

The first month of the winter, December, is still a comfortable month in San Felipe, Texas, with an average temperature ranging between min 47.5°F (8.6°C) and max 61.9°F (16.6°C).

Temperature

In San Felipe, the average high-temperature in December slightly decreases from an agreeable 69.6°F (20.9°C) in November to a comfortable 61.9°F (16.6°C). In San Felipe, in December, the average low-temperature is a frosty 47.5°F (8.6°C).

Humidity

In San Felipe, the average relative humidity in December is 77%.

Rainfall

In San Felipe, Texas, during December, the rain falls for 13.7 days and regularly aggregates up to 2.6" (66mm) of precipitation. In San Felipe, during the entire year, the rain falls for 176.6 days and collects up to 32.2" (818mm) of precipitation.

Snowfall

Months with snowfall in San Felipe are January and December. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 0.7 snowfall days, and 0.2" (5mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 10h and 18min of daylight.
On the first day of the month, sunrise is at 7:02 am and sunset at 5:24 pm. On the last day of December, sunrise is at 7:19 am and sunset at 5:35 pm CST.

Sunshine

With an average of 4.9h of sunshine, December has the least sunshine of the year.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the maximum UV index of 3 translates into these guidelines:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.

Frequently asked questions

What is the temperature in December?

An average high-temperature, in December, in San Felipe, is 61.9°F (16.6°C) and the average low-temperature is 47.5°F (8.6°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is appraised at 104°F (40°C).

What is the average humidity in December?

In San Felipe, the average relative humidity in December is 77%.

How much does it rain in December?

In San Felipe, Texas, during December, the rain falls for 13.7 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When does it start snowing?

December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

What is the month with the shortest days?

With an average of 10h and 18min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

The average day length in December is 10h and 16min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:02 am and sunset at 5:24 pm. On the last day of the month, in San Felipe, sunrise is at 7:19 am and sunset at 5:35 pm CST.

What is the month with the least sunshine?

With an average of 4.9h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in San Felipe?

In December, the average sunshine duration is 4.9h.

What is the month with the lowest UV index?

With an average maximum UV index of 3, December is the month with the lowest UV index.

What is the UV index reading in December?

The average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
San Felipe, TX

Average temperature in December - San Felipe, TX
  • Average high temperature in December: 61.9°F

The warmest month (with the highest average high temperature) is August (94.6°F).
The month with the lowest average high temperature is January (60.8°F).

  • Average low temperature in December: 47.5°F

The month with the highest average low temperature is August (75.2°F).
The coldest month (with the lowest average low temperature) is January (44.6°F).

Average pressure in December
San Felipe, TX

Average pressure in December - San Felipe, TX
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
San Felipe, TX

Average wind speed in December - San Felipe, TX
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is September (5.7mph).

Average humidity in December
San Felipe, TX

Average humidity in December - San Felipe, TX
  • Average humidity in December: 77%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is August (71%).

Average rainfall in December
San Felipe, TX

Average rainfall in December - San Felipe, TX
  • Average rainfall in December: 2.6"

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is February (1.69").

Average rainfall days in December
San Felipe, TX

Average rainfall days in December - San Felipe, TX
  • Average rainfall days in December: 13.7 days

The month with the highest number of rainy days is September (18.5 days).
The month with the least rainy days is January (11.9 days).

Average snowfall in December
San Felipe, TX

Average snowfall in December - San Felipe, TX
  • Average snowfall in December: 0.08"

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

Average snowfall days in December
San Felipe, TX

Average snowfall days in December - San Felipe, TX
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, October and November (0 days).

Average daylight in December /
Average sunshine in December
San Felipe, TX

Average daylight in December / Average sunshine in December - San Felipe, TX
  • Average daylight in December: 10h and 2min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in December
San Felipe, TX

Average sunshine days in December - San Felipe, TX
  • Average sunshine days in December: 15 days

The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is June (9.3 days).

Average UV index in December
San Felipe, TX

Average UV index in December - San Felipe, TX
  • Average UV index in December: 3

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

Average cloud cover in December
San Felipe, TX

Average cloud cover in December - San Felipe, TX
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
San Felipe, TX

Average visibility in December - San Felipe, TX
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, August, September, October, November and December (6mi).
The months with the lowest visibility are March, April, May, June and July (5mi).

San Felipe, Texas, USA

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