December weather forecast
Harpersfield, NY

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Weather in December

The first month of the winter, December, is also a wintry month in Harpersfield, New York, with an average temperature varying between 32°F (0°C) and 21.7°F (-5.7°C).

Temperature

Harpersfield's progression into December involves a drop in the average high-temperature, receding from a wintry 41.9°F (5.5°C) in November to a still cold 32°F (0°C). Harpersfield, in the month of December, anticipates a consistent average low-temperature of 21.7°F (-5.7°C).

Humidity

February and December, with an average relative humidity of 87%, are the most humid months in Harpersfield.

Rainfall

In December, the rain falls for 8.4 days. Throughout December, 2.05" (52mm) of precipitation is accumulated. In Harpersfield, during the entire year, the rain falls for 150.7 days and collects up to 27.83" (707mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 18 days and accumulates 9.84" (250mm) of snow.

Daylight

December has the shortest days of the year in Harpersfield, with an average of 9h and 6min of daylight.
On the first day of December, sunrise is at 7:09 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:36 pm EST.

Sunshine

In December, the average sunshine is 3h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: A maximum high UV index of 1 in December translates into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

How cold is it in Harpersfield in December?

In December, in Harpersfield, the average high-temperature is 32°F (0°C), and the average low-temperature is 21.7°F (-5.7°C).

What is the most humid month in Harpersfield?

The months with the highest humidity are February and December, with an average relative humidity of 87%.

What is the average humidity in December in Harpersfield?

The average relative humidity in December in Harpersfield, New York, is 87%.

How much does it rain in Harpersfield in December?

In Harpersfield, in December, during 8.4 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

When does it snow the most in Harpersfield?

December is the month with the most snowfall in Harpersfield, New York. Snow falls for 18 days and accumulates 9.84" (250mm) of snow.

How many days does it snow in December in Harpersfield?

In Harpersfield, in December, snow falls for 18 days, with typically accumulated 9.84" (250mm) of snow.

What is the month with the shortest days in Harpersfield?

December has the shortest days of the year in Harpersfield, with an average of 9h and 6min of daylight.

What is the average length of the day in December in Harpersfield?

In Harpersfield, New York, the average day length in December is 9h and 8min.

When is the sunrise / sunset in December in Harpersfield?

On the first day of December in Harpersfield, sunrise is at 7:09 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:36 pm EST.

How long on average sun shines in December in Harpersfield?

The average sunshine duration in December is 3h.

What is the month with the lowest UV index in Harpersfield?

The months with the lowest UV index in Harpersfield are January through March, November and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Harpersfield?

In Harpersfield, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Harpersfield, NY

Average temperature in December - Harpersfield, NY
  • Average high temperature in December: 32°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in December: 21.7°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 (14.4°F).

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Average pressure in December
Harpersfield, NY

Average pressure in December - Harpersfield, 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).

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Average wind speed in December
Harpersfield, NY

Average wind speed in December - Harpersfield, NY
  • Average wind speed in December: 8.7mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in December
Harpersfield, NY

Average humidity in December - Harpersfield, NY
  • Average humidity in December: 87%

The months with the highest relative humidity are February and December (87%).
The months with the lowest relative humidity are April, May, June and July (80%).

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Average rainfall in December
Harpersfield, NY

Average rainfall in December - Harpersfield, NY
  • Average rainfall in December: 2.05"

The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is January (1.5").

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Average rainfall days in December
Harpersfield, NY

Average rainfall days in December - Harpersfield, NY
  • Average rainfall days in December: 8.4 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (4.6 days).

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Average snowfall in December
Harpersfield, NY

Average snowfall in December - Harpersfield, NY
  • Average snowfall in December: 9.84"

The month with the highest snowfall is December (9.84").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Harpersfield, NY

Average snowfall days in December - Harpersfield, NY
  • Average snowfall days in December: 18 days

The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Harpersfield, NY

Average daylight in December / Average sunshine in December - Harpersfield, NY
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
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: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).

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Average sunshine days in December
Harpersfield, NY

Average sunshine days in December - Harpersfield, NY
  • Average sunshine days in December: 9.3 days

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (7.5 days).

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Average UV index in December
Harpersfield, NY

Average UV index in December - Harpersfield, 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, March, November and December (UV index 1).

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Average cloud cover in December
Harpersfield, NY

Average cloud cover in December - Harpersfield, NY
  • Average cloud cover in December: 71

The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 42).

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Average visibility in December
Harpersfield, NY

Average visibility in December - Harpersfield, NY
  • Average visibility in December: 5mi

The months with the highest visibility are January, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are February, March and September (4mi).

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Harpersfield, New York, USA

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