December weather forecast
Friendswood, TX

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Weather in December

December, the first month of the winter in Friendswood, is also an enjoyable month, with an average temperature ranging between max 63°F (17.2°C) and min 52.2°F (11.2°C).

Temperature

December heralds a minor drop in average high-temperature, sliding from November's agreeable 69.4°F (20.8°C) to an enjoyable 63°F (17.2°C). Throughout December, Friendswood encounters an average temperature drop to a cool 52.2°F (11.2°C).

Humidity

In Friendswood, Texas, the average relative humidity in December is 77%.

Rainfall

In December, the rain falls for 7.1 days. Throughout December, 0.51" (13mm) of precipitation is accumulated. In Friendswood, during the entire year, the rain falls for 122.9 days and collects up to 9.72" (247mm) of precipitation.

Snowfall

Months with snowfall are January, September and December. The months with the most snowfall days are January, September and December, with an average of 0.1 snowfall days.

Daylight

The month with the shortest days is December, with an average of 10h and 18min of daylight.
On the first day of the month, sunrise is at 6:58 am and sunset at 5:21 pm. On the last day of December, sunrise is at 7:15 am and sunset at 5:32 pm CST.

Sunshine

December has the least sunshine of the year in Friendswood, with an average of 4.7h of sunshine.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In December, the UV index of 3 transforms into the following advice:
Heed the precautions - Suggestions to avoid sunburn are made. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

Friendswood in December has an average high-temperature of 63°F (17.2°C) and an average low-temperature of 52.2°F (11.2°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in September is appraised at 98.6°F (37°C).

What is the average humidity in December?

The average relative humidity in December in Friendswood is 77%.

How many days does it rain in December in Friendswood?

In Friendswood, in December, during 7.1 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

What is the snowiest month?

The months with the most snowfall days are January, September and December, with an average of 0.1 snowfall days.

When does it start to snow?

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

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 18min of daylight.

What is the average length of the day in December?

In Friendswood, Texas, the average day length in December is 10h and 17min.

What time are sunrise and sunset in December in Friendswood?

On the first day of December, sunrise is at 6:58 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:32 pm CST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 4.7h of sunshine.

How many hours of sunshine does Friendswood have in December?

In December, the average sunshine duration is 4.7h.

When is 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 in Friendswood?

The average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Friendswood, TX

Average temperature in December - Friendswood, TX
  • Average high temperature in December: 63°F

The warmest month (with the highest average high temperature) is August (90.5°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in December: 52.2°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).

Average pressure in December
Friendswood, TX

Average pressure in December - Friendswood, 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
Friendswood, TX

Average wind speed in December - Friendswood, TX
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).

Average humidity in December
Friendswood, TX

Average humidity in December - Friendswood, TX
  • Average humidity in December: 77%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Friendswood, TX

Average rainfall in December - Friendswood, TX
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is September (1.5").
The driest months (with the least rainfall) are February and March (0.31").

Average rainfall days in December
Friendswood, TX

Average rainfall days in December - Friendswood, TX
  • Average rainfall days in December: 7.1 days

The month with the highest number of rainy days is September (15.9 days).
The month with the least rainy days is February (6.3 days).

Average snowfall days in December
Friendswood, TX

Average snowfall days in December - Friendswood, TX
  • Average snowfall days in December: 0.1 days

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

Average daylight in December /
Average sunshine in December
Friendswood, TX

Average daylight in December / Average sunshine in December - Friendswood, 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 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in December
Friendswood, TX

Average sunshine days in December - Friendswood, TX
  • Average sunshine days in December: 21.2 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is September (10.3 days).

Average UV index in December
Friendswood, TX

Average UV index in December - Friendswood, TX
  • Average UV index in December: 3

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

Average cloud cover in December
Friendswood, TX

Average cloud cover in December - Friendswood, TX
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in December
Friendswood, TX

Average visibility in December - Friendswood, TX
  • 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).

Friendswood, Texas, USA

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