Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Harrisonville in December undergoes a mild reduction in the average high-temperature, shifting from November's fresh 53.1°F (11.7°C) to an icy 41.7°F (5.4°C). During the month of December, Harrisonville experiences a steady low-temperature average of 28.2°F (-2.1°C).Humidity
In December, the average relative humidity in Harrisonville is 74%.Rainfall
In Harrisonville, in December, during 6.1 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. Throughout the year, there are 129.2 rainfall days, and 22.2" (564mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Harrisonville. In Harrisonville, Missouri, in December, during 2.5 snowfall days, 0.71" (18mm) of snow is typically accumulated. In Harrisonville, during the entire year, snow falls for 16.7 days and aggregates up to 6.1" (155mm) of snow.Daylight
The month with the shortest days in Harrisonville is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:16 am and sunset at 4:56 pm. On the last day of December, sunrise is at 7:35 am and sunset at 5:06 pm CST.
Sunshine
In Harrisonville, the average sunshine in December is 5.5h.UV index
The months with the lowest UV index in Harrisonville are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 suggests these recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
Is it cold in Harrisonville during December?
What is the average humidity in December in Harrisonville?
How many days does it rain in December in Harrisonville?
How much does it snow in Harrisonville in December?
What is the month with the shortest days in Harrisonville?
What is the average length of the day in December in Harrisonville?
When are sunrise and sunset in December in Harrisonville?
How many hours of sunshine does Harrisonville have in December?
What are the months with the lowest UV index in Harrisonville?
What is the UV index intensity in December in Harrisonville?
Average temperature in December
Harrisonville, MO
- Average high temperature in December: 41.7°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in December
Harrisonville, 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
Harrisonville, MO
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is March (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in December
Harrisonville, MO
- Average humidity in December: 74%
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
Harrisonville, MO
- Average rainfall in December: 1.14"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in December
Harrisonville, MO
- Average rainfall days in December: 6.1 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in December
Harrisonville, MO
- Average snowfall in December: 0.71"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Harrisonville, MO
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Harrisonville, MO
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in December
Harrisonville, MO
- Average sunshine days in December: 22.9 days
The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is May (13 days).
Average UV index in December
Harrisonville, MO
- Average UV index in December: 2
The months with the highest UV index are May, 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
Harrisonville, MO
- Average cloud cover in December: 41
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in December
Harrisonville, 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).
Harrisonville, Missouri, USA
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