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
Halseyville, New York, observes a minor decrease in the average high-temperature with the arrival of December, falling from November's frosty 44.4°F (6.9°C) to an icy 34°F (1.1°C). Nighttime temperature in Halseyville experiences an average drop to a subzero cold 24.8°F (-4°C) in December.Humidity
The average relative humidity in December in Halseyville is 86%.Rainfall
In December, the rain falls for 9.8 days. Throughout December, 2.36" (60mm) of precipitation is accumulated. Throughout the year, in Halseyville, there are 167.1 rainfall days, and 31.65" (804mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Halseyville, in December, snow falls for 16 days, with typically accumulated 6.77" (172mm) of snow. In Halseyville, during the entire year, snow falls for 83.4 days and aggregates up to 34.65" (880mm) of snow.Daylight
The month with the shortest days in Halseyville, New York, is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:17 am and sunset at 4:34 pm. On the last day of December, sunrise is at 7:36 am and sunset at 4:43 pm EST.
Sunshine
In Halseyville, the average sunshine in December is 2.9h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Halseyville. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 1 transforms into these recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Halseyville?
What is the average humidity in December in Halseyville?
How many days does it rain in December in Halseyville?
How much does it snow in Halseyville in December?
What is the month with the shortest days in Halseyville?
What is the average length of the day in December in Halseyville?
When is the sunrise / sunset in December in Halseyville?
How long on average sun shines in December in Halseyville?
What are the months with the lowest UV index in Halseyville?
What is the UV index intensity in December in Halseyville?
Average temperature in December
Halseyville, NY
- Average high temperature in December: 34°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in December: 24.8°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure in December
Halseyville, 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
Halseyville, NY
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in December
Halseyville, NY
- Average humidity in December: 86%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is April (78%).
Average rainfall in December
Halseyville, NY
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days in December
Halseyville, NY
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in December
Halseyville, NY
- Average snowfall in December: 6.77"
The month with the highest snowfall is February (8.11").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Halseyville, NY
- Average snowfall days in December: 16 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Halseyville, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in December
Halseyville, NY
- Average sunshine days in December: 8.6 days
The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is February (5.8 days).
Average UV index in December
Halseyville, NY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Halseyville, NY
- Average cloud cover in December: 71
The months with the most cloud cover are January and February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in December
Halseyville, NY
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Halseyville, New York, USA
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