December weather forecast
Lulu, MO

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Weather in December

December, the first month of the winter in Lulu, is still a chilly month, with an average temperature fluctuating between 46.8°F (8.2°C) and 32.5°F (0.3°C).

Temperature

December implies a gentle temperature shift, with average high-temperatures reducing from November's refreshing 56.1°F (13.4°C) to a chilly 46.8°F (8.2°C). Lulu's December nights cool down to an average low-temperature of 32.5°F (0.3°C).

Humidity

The average relative humidity in December is 77%.

Rainfall

In December, the rain falls for 9.3 days. Throughout December, 2.56" (65mm) of precipitation is accumulated. Throughout the year, in Lulu, there are 148 rainfall days, and 35.39" (899mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In December, it is snowing for 1.6 days. Throughout December, 0.98" (25mm) of snow is accumulated. In Lulu, during the entire year, snow falls for 8.9 days and aggregates up to 4.57" (116mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 42min of daylight.
On the first day of December in Lulu, Missouri, sunrise is at 6:59 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:59 pm CST.

Sunshine

In Lulu, the average sunshine in December is 5h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures?

The average high-temperature and low-temperature during December are 46.8°F (8.2°C) and 32.5°F (0.3°C) respectively. In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 86°F (30°C).

What is the average humidity in December?

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

How much does it rain in Lulu in December?

In December, the rain falls for 9.3 days. Throughout December, 2.56" (65mm) of precipitation is accumulated.

How many days does it snow in December?

In Lulu, Missouri, during December, snow falls for 1.6 days and regularly aggregates up to 0.98" (25mm) of snow.

What is the month with the shortest days?

The month with the shortest days in Lulu is December, with an average of 9h and 42min of daylight.

How many hours of daylight does Lulu have in December?

In December, the average day length is 9h and 42min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:59 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:59 pm CST.

How long on average sun shines in December?

The average sunshine duration in December is 5h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Lulu, MO

Average temperature in December - Lulu, MO
  • Average high temperature in December: 46.8°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (43.3°F).

  • Average low temperature in December: 32.5°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure in December
Lulu, MO

Average pressure in December - Lulu, MO
  • Average pressure in December: 30.14"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
Lulu, MO

Average wind speed in December - Lulu, MO
  • Average wind speed in December: 7.6mph

The windiest months (with the highest average wind speed) are January, February, March and April (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in December
Lulu, MO

Average humidity in December - Lulu, MO
  • Average humidity in December: 77%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Lulu, MO

Average rainfall in December - Lulu, MO
  • Average rainfall in December: 2.56"

The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in December
Lulu, MO

Average rainfall days in December - Lulu, MO
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (8.6 days).

Average snowfall in December
Lulu, MO

Average snowfall in December - Lulu, MO
  • Average snowfall in December: 0.98"

The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Lulu, MO

Average snowfall days in December - Lulu, MO
  • Average snowfall days in December: 1.6 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Lulu, MO
  • 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: 5h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Lulu, MO

Average sunshine days in December - Lulu, MO
  • Average sunshine days in December: 19.6 days

The month with the most sunshine days is December (19.6 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in December
Lulu, MO

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

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in December
Lulu, MO

Average cloud cover in December - Lulu, MO
  • Average cloud cover in December: 46

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in December
Lulu, MO

Average visibility in December - Lulu, MO
  • Average visibility in December: 6mi

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

Lulu, Missouri, USA

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