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
In Leon, the average high-temperature in December drops from a chilly 44.2°F (6.8°C) in November to a cold 34.9°F (1.6°C). The average low-temperature, in December, is 26.2°F (-3.2°C).Humidity
The average relative humidity in December in Leon is 86%.Rainfall
In Leon, it is raining for 8.1 days, with typically 1.97" (50mm) of accumulated precipitation. In Leon, during the entire year, the rain falls for 170.3 days and collects up to 32.36" (822mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Leon, during December, snow falls for 11.3 days and regularly aggregates up to 4.65" (118mm) of snow. Throughout the year, there are 59.1 snowfall days, and 27.6" (701mm) of snow is accumulated.Daylight
December has the shortest days of the year in Leon, New York, with an average of 9h and 9min of daylight.On the first day of December, sunrise is at 7:25 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 4:53 pm EST.
Sunshine
In Leon, the average sunshine in December is 2.6h.UV index
The months with the lowest UV index in Leon are January, February and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: The daily maximum UV index of 1 in December interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
FAQ
What is the temperature in December in Leon?
What is the average humidity in December in Leon?
How much does it rain in Leon in December?
How much does it snow in Leon in December?
What is the month with the shortest days in Leon?
What is the average length of the day in December in Leon?
What time are sunrise and sunset in December in Leon?
How long on average sun shines in December in Leon?
When is the lowest UV index in Leon?
How high is the UV index in December in Leon?
Average temperature in December
Leon, NY
- Average high temperature in December: 34.9°F
The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in December
Leon, NY
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Leon, NY
- Average wind speed in December: 10.8mph
The windiest month (with the highest average wind speed) is January (11.5mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in December
Leon, NY
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is September (80%).
Average rainfall in December
Leon, NY
- Average rainfall in December: 1.97"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is January (1.81").
Average rainfall days in December
Leon, NY
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in December
Leon, NY
- Average snowfall in December: 4.65"
The month with the highest snowfall is November (5.79").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Leon, NY
- Average snowfall days in December: 11.3 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Leon, NY
- Average daylight in December: 9h and 9min
The month with the longest days is June (Average daylight: 15h and 13min).
The month with the shortest days is December (Average daylight: 9h and 9min).
- Average sunshine in December: 2h and 36min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Leon, NY
- Average sunshine days in December: 12.6 days
The month with the most sunshine days is March (14 days).
The month with the least sunshine days is May (8.4 days).
Average UV index in December
Leon, 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, February and December (UV index 1).
Average cloud cover in December
Leon, NY
- Average cloud cover in December: 74
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Leon, NY
- Average visibility in December: 6mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).
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