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
The start of December comes with a reduction in the average high-temperature, receding from a fresh 54.1°F (12.3°C) in November to a chilly 45.1°F (7.3°C). Saint Francis's December nights cool down to an average low-temperature of 33.1°F (0.6°C).Humidity
The months with the highest humidity in Saint Francis are February and December, with an average relative humidity of 80%.Rainfall
In Saint Francis, Kentucky, in December, during 12.2 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. In Saint Francis, during the entire year, the rain falls for 163.3 days and collects up to 32.09" (815mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Saint Francis. In Saint Francis, during December, snow falls for 5 days and regularly aggregates up to 1.06" (27mm) of snow. In Saint Francis, Kentucky, during the entire year, snow falls for 27.3 days and aggregates up to 7.91" (201mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Saint Francis.On the first day of December in Saint Francis, Kentucky, sunrise is at 7:38 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:33 pm EST.
Sunshine
The average sunshine in December in Saint Francis is 4.4h.UV index
The months with the lowest UV index in Saint Francis 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 hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What are December temperatures in Saint Francis?
What are the most humid months in Saint Francis?
What is the average humidity in December in Saint Francis?
How much does it rain in Saint Francis in December?
How much does it snow in Saint Francis in December?
What is the month with the shortest days in Saint Francis?
How many hours of daylight does Saint Francis have in December?
When are sunrise and sunset in December in Saint Francis?
How many hours of sunshine does Saint Francis have in December?
What is the month with the lowest UV index in Saint Francis?
What is the UV index reading in December in Saint Francis?
Average temperature in December
Saint Francis, KY
- Average high temperature in December: 45.1°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.9°F).
- Average low temperature in December: 33.1°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).
Average pressure in December
Saint Francis, KY
- 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 (29.96"Hg).
Average wind speed in December
Saint Francis, KY
- Average wind speed in December: 7.8mph
The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Saint Francis, KY
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Saint Francis, KY
- Average rainfall in December: 2.56"
The wettest month (with the highest rainfall) is July (3.27").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in December
Saint Francis, KY
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in December
Saint Francis, KY
- Average snowfall in December: 1.06"
The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Saint Francis, KY
- Average snowfall days in December: 5 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Saint Francis, KY
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Saint Francis, KY
- Average sunshine days in December: 14.6 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is July (11 days).
Average UV index in December
Saint Francis, KY
- 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
Saint Francis, KY
- Average cloud cover in December: 55
The months with the most cloud cover are January and February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Saint Francis, KY
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, August, October, November and December (6mi).
The months with the lowest visibility are January, February, May, July and September (5mi).
Saint Francis, Kentucky, USA
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