December weather forecast
Henrietta, MO

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Weather in December

The first month of the winter, December, is still a cold month in Henrietta, Missouri, with temperature in the range of an average high of 40.1°F (4.5°C) and an average low of 26.8°F (-2.9°C).

Temperature

December shows a mild decline in the average high-temperature, falling from November's fresh 52°F (11.1°C) to a cold 40.1°F (4.5°C). In the month of December, Henrietta experiences an average low-temperature of 26.8°F (-2.9°C).

Humidity

The average relative humidity in December is 76%.

Rainfall

In Henrietta, in December, during 5.5 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, there are 137 rainfall days, and 27.52" (699mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Henrietta. In Henrietta, during December, snow falls for 3.9 days and regularly aggregates up to 1.14" (29mm) of snow. In Henrietta, during the entire year, snow falls for 18.1 days and aggregates up to 9.13" (232mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:16 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:02 pm CST.

Sunshine

In December, the average sunshine is 5.2h.

UV index

The months with the lowest UV index in Henrietta are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 2 during December translates into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.

Frequently asked questions

Is it cold during December?

Henrietta in December has an average high-temperature of 40.1°F (4.5°C) and an average low-temperature of 26.8°F (-2.9°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is calculated to be 91.4°F (33°C).

What is the average humidity in December?

In Henrietta, the average relative humidity in December is 76%.

How many days does it rain in December?

In Henrietta, in December, it is raining for 5.5 days, with typically 1.54" (39mm) of accumulated precipitation.

How much does it snow in December?

In Henrietta, in December, snow falls for 3.9 days, with typically accumulated 1.14" (29mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 30min of daylight.

How many hours of daylight does Henrietta have in December?

In Henrietta, the average day length in December is 9h and 28min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:16 am and sunset at 4:53 pm. On the last day of the month, in Henrietta, sunrise is at 7:35 am and sunset at 5:02 pm CST.

How many hours of sunshine does Henrietta have in December?

The average sunshine duration in December is 5.2h.

What are the months with the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Henrietta, MO

Average temperature in December - Henrietta, MO
  • Average high temperature in December: 40.1°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in December: 26.8°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

Average pressure in December
Henrietta, MO

Average pressure in December - Henrietta, MO
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in December
Henrietta, MO

Average wind speed in December - Henrietta, MO
  • Average wind speed in December: 9mph

The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in December
Henrietta, MO

Average humidity in December - Henrietta, MO
  • Average humidity in December: 76%

The months with the highest relative humidity are May and June (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Henrietta, MO

Average rainfall in December - Henrietta, MO
  • Average rainfall in December: 1.54"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in December
Henrietta, MO

Average rainfall days in December - Henrietta, MO
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (5.2 days).

Average snowfall in December
Henrietta, MO

Average snowfall in December - Henrietta, MO
  • Average snowfall in December: 1.14"

The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Henrietta, MO

Average snowfall days in December - Henrietta, MO
  • Average snowfall days in December: 3.9 days

The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Henrietta, MO

Average daylight in December / Average sunshine in December - Henrietta, MO
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in December
Henrietta, MO

Average sunshine days in December - Henrietta, MO
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in December
Henrietta, MO

Average UV index in December - Henrietta, MO
  • Average UV index in December: 2

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 2).

Average cloud cover in December
Henrietta, MO

Average cloud cover in December - Henrietta, MO
  • Average cloud cover in December: 43

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in December
Henrietta, MO

Average visibility in December - Henrietta, MO
  • 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).

Henrietta, Missouri, USA

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