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
With December's arrival, Hamilton's weather changes as the average high-temperature falls from a fresh 50.9°F (10.5°C) in November to an icy 38.5°F (3.6°C). During the month of December, Hamilton experiences a steady low-temperature average of 25.7°F (-3.5°C).Humidity
The average relative humidity in December is 77%.Rainfall
In Hamilton, in December, it is raining for 6 days, with typically 1.22" (31mm) of accumulated precipitation. In Hamilton, during the entire year, the rain falls for 133.8 days and collects up to 27.17" (690mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Hamilton, during December, snow falls for 5.1 days and regularly aggregates up to 1.42" (36mm) of snow. In Hamilton, during the entire year, snow falls for 24.3 days and aggregates up to 11.54" (293mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:18 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:01 pm CST.
Sunshine
In December, the average sunshine is 5.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 2 in December transforms into this advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December in Hamilton?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Hamilton have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Hamilton, MO
- Average high temperature in December: 38.5°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in December
Hamilton, 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 (29.89"Hg).
Average wind speed in December
Hamilton, MO
- Average wind speed in December: 9.1mph
The windiest months (with the highest average wind speed) are February and March (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Hamilton, MO
- Average humidity in December: 77%
The months with the highest relative humidity are May, June, July and August (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Hamilton, MO
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is June (3.82").
The driest months (with the least rainfall) are January and February (1.02").
Average rainfall days in December
Hamilton, MO
- Average rainfall days in December: 6 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in December
Hamilton, MO
- Average snowfall in December: 1.42"
The month with the highest snowfall is January (3.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hamilton, MO
- Average snowfall days in December: 5.1 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hamilton, MO
- Average daylight in December: 9h and 2min
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 24min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Hamilton, MO
- Average sunshine days in December: 21 days
The month with the most sunshine days is December (21 days).
The month with the least sunshine days is June (11.2 days).
Average UV index in December
Hamilton, 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
Hamilton, MO
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in December
Hamilton, 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).
Hamilton, Missouri, USA
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