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 arrival of December indicates a decrease in the average high-temperature, moving from a chilly 43.3°F (6.3°C) in November to an icy 32.5°F (0.3°C). The average temperature during December nights dips to a freezing cold 22.8°F (-5.1°C).Humidity
In Ilion, the average relative humidity in December is 86%.Rainfall
In Ilion, during December, the rain falls for 11.2 days and regularly aggregates up to 2.68" (68mm) of precipitation. In Ilion, during the entire year, the rain falls for 161.1 days and collects up to 31.54" (801mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Ilion. In Ilion, in December, during 15.8 snowfall days, 7.17" (182mm) of snow is typically accumulated. In Ilion, during the entire year, snow falls for 80.6 days and aggregates up to 32.8" (833mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:12 am and sunset at 4:26 pm. On the last day of December, sunrise is at 7:31 am and sunset at 4:35 pm EST.
Sunshine
In Ilion, the average sunshine in December is 3h.UV index
The months with the lowest UV index in Ilion are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: A maximum daily UV index of 1 during December morphs into the following directions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
How cold is it in Ilion in December?
What is the average humidity in December in Ilion?
How much does it rain in Ilion in December?
How much does it snow in Ilion in December?
What is the month with the shortest days in Ilion?
What is the average length of the day in December in Ilion?
What time are sunrise and sunset in December in Ilion?
How long on average sun shines in December in Ilion?
When is the lowest UV index in Ilion?
What is the UV index intensity in December in Ilion?
Average temperature in December
Ilion, NY
- Average high temperature in December: 32.5°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in December: 22.8°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in December
Ilion, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Ilion, NY
- Average wind speed in December: 9.3mph
The windiest months (with the highest average wind speed) are January and February (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Ilion, NY
- Average humidity in December: 86%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (78%).
Average rainfall in December
Ilion, NY
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
Ilion, NY
- Average rainfall days in December: 11.2 days
The months with the highest number of rainy days are April and May (16.3 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in December
Ilion, NY
- Average snowfall in December: 7.17"
The months with the highest snowfall are January and February (8.27").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ilion, NY
- Average snowfall days in December: 15.8 days
The month with the highest number of snowfall days is January (19.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ilion, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in December
Ilion, NY
- Average sunshine days in December: 7.4 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is February (4.9 days).
Average UV index in December
Ilion, NY
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Ilion, NY
- Average cloud cover in December: 70
The months with the most cloud cover are January and February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in December
Ilion, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Ilion, New York, USA
Weather forecast for your location
2. Allow the app to use your location
