December weather forecastColdstream, KY
December
Weather in December
December, the first month of the winter in Coldstream, is still a chilly month, with an average temperature fluctuating between 44.1°F (6.7°C) and 32°F (0°C).Temperature
The commencement of December involves a temperature shift, with the average high-temperature dropping from a fresh 53.2°F (11.8°C) in November to a frosty 44.1°F (6.7°C). In December, Coldstream experiences a temperature dip to an average of 32°F (0°C) at night.Humidity
The average relative humidity in December is 79%.Rainfall
In December, the rain falls for 12 days. Throughout December, 2.56" (65mm) of precipitation is accumulated. Throughout the year, in Coldstream, there are 157.9 rainfall days, and 31.77" (807mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Coldstream, during December, snow falls for 5.1 days and regularly aggregates up to 1.22" (31mm) of snow. Throughout the year, there are 26.3 snowfall days, and 6.97" (177mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:40 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 5:31 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 4.3h of sunshine.UV index
The months with the lowest UV index 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 unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 2 in December translates into this advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Coldstream, KY
- Average high temperature in December: 44.1°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 (39°F).
- Average low temperature in December: 32°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 (26.1°F).
Average pressure in December
Coldstream, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Coldstream, KY
- Average wind speed in December: 7.4mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in December
Coldstream, KY
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (73%).
Average rainfall in December
Coldstream, KY
- Average rainfall in December: 2.56"
The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Coldstream, KY
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (9.5 days).
Average snowfall in December
Coldstream, KY
- Average snowfall in December: 1.22"
The month with the highest snowfall is March (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Coldstream, KY
- Average snowfall days in December: 5.1 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
Coldstream, KY
- Average daylight in December: 9h and 36min
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 36min).
- Average sunshine in December: 4h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in December
Coldstream, KY
- Average sunshine days in December: 15 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in December
Coldstream, KY
- 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
Coldstream, KY
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Coldstream, KY
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and May (5mi).
