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
December brings a decrease in the average high-temperature, shifting from a chilly 43.3°F (6.3°C) in November to an icy 33.6°F (0.9°C). The average nighttime temperature lowers to a freezing cold 24.3°F (-4.3°C) throughout December.Humidity
The average relative humidity in December is 88%.Rainfall
In North Java, in December, it is raining for 10.8 days, with typically 2.87" (73mm) of accumulated precipitation. In North Java, New York, during the entire year, the rain falls for 174 days and collects up to 32.99" (838mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in North Java. In North Java, during December, snow falls for 19 days and regularly aggregates up to 9.17" (233mm) of snow. Throughout the year, there are 96.8 snowfall days, and 49.61" (1260mm) of snow is accumulated.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 7:24 am and sunset at 4:40 pm. On the last day of December, sunrise is at 7:43 am and sunset at 4:49 pm EST.
Sunshine
In North Java, the average sunshine in December is 2.4h.UV index
January and December, with an average maximum UV index of 1, 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 rays for ordinary individuals.Note: A maximum UV index of 1 in December translates into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. 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. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December in North Java?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
North Java, NY
- Average high temperature in December: 33.6°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27.5°F).
- Average low temperature in December: 24.3°F
The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in December
North Java, 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
North Java, NY
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in December
North Java, NY
- Average humidity in December: 88%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (79%).
Average rainfall in December
North Java, NY
- Average rainfall in December: 2.87"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in December
North Java, NY
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in December
North Java, NY
- Average snowfall in December: 9.17"
The month with the highest snowfall is February (11.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
North Java, NY
- Average snowfall days in December: 19 days
The month with the highest number of snowfall days is January (21.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
North Java, 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: 2h and 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).
Average sunshine days in December
North Java, NY
- Average sunshine days in December: 5.9 days
The month with the most sunshine days is September (12.3 days).
The month with the least sunshine days is February (4.7 days).
Average UV index in December
North Java, 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
North Java, NY
- Average cloud cover in December: 77
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
North Java, NY
- Average visibility in December: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
North Java, New York, USA
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