December weather forecast
Pattersonville, NY

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Weather in December

The first month of the winter, December, is also a wintry month in Pattersonville, New York, with an average temperature ranging between max 33.6°F (0.9°C) and min 23.9°F (-4.5°C).

Temperature

With December's arrival, Pattersonville sees a decrease in average high-temperatures, moving from a frosty 44.6°F (7°C) in November to a cold 33.6°F (0.9°C). Pattersonville witnesses an average low-temperature of 23.9°F (-4.5°C) throughout the month of December.

Humidity

In Pattersonville, the average relative humidity in December is 82%.

Rainfall

In December, the rain falls for 7.5 days. Throughout December, 1.46" (37mm) of precipitation is accumulated. In Pattersonville, during the entire year, the rain falls for 122.4 days and collects up to 18.78" (477mm) of precipitation.

Snowfall

Months with snowfall in Pattersonville, New York, are January through May, October through December. In December, it is snowing for 6 days. Throughout December, 3.43" (87mm) of snow is accumulated. Throughout the year, in Pattersonville, New York, there are 33.8 snowfall days, and 16.57" (421mm) of snow is accumulated.

Daylight

The month with the shortest days in Pattersonville is December, with an average of 9h and 6min of daylight.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:23 pm. On the last day of December, in Pattersonville, sunrise is at 7:27 am and sunset at 4:32 pm EST.

Sunshine

The average sunshine in December is 4h.

UV index

The months with the lowest UV index in Pattersonville, New York, are February and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, the average maximum UV index of 1 translates into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Opt for tightly woven and loose clothing to enhance protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

How cold is December in Pattersonville?

The average high-temperature, in December, in Pattersonville, is 33.6°F (0.9°C), while the average low-temperature is 23.9°F (-4.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 84.2°F (29°C).

What is the average humidity in December in Pattersonville?

In December, the average relative humidity is 82%.

How much does it rain in Pattersonville in December?

In December, in Pattersonville, New York, the rain falls for 7.5 days. Throughout December, 1.46" (37mm) of precipitation is accumulated.

How many days does it snow in December in Pattersonville?

In Pattersonville, New York, in December, during 6 snowfall days, 3.43" (87mm) of snow is typically accumulated.

What is the month with the shortest days in Pattersonville?

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

How many hours of daylight does Pattersonville have in December?

In Pattersonville, the average day length in December is 9h and 5min.

When are sunrise and sunset in December in Pattersonville?

On the first day of December, sunrise is at 7:08 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:32 pm EST.

How long on average sun shines in December in Pattersonville?

In Pattersonville, New York, the average sunshine duration in December is 4h.

What are the months with the lowest UV index in Pattersonville?

February and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index reading in December in Pattersonville?

In Pattersonville, New York, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Pattersonville, NY

Average temperature in December - Pattersonville, NY
  • Average high temperature in December: 33.6°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

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Average pressure in December
Pattersonville, NY

Average pressure in December - Pattersonville, 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).

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Average wind speed in December
Pattersonville, NY

Average wind speed in December - Pattersonville, NY
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in December
Pattersonville, NY

Average humidity in December - Pattersonville, NY
  • Average humidity in December: 82%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in December
Pattersonville, NY

Average rainfall in December - Pattersonville, NY
  • Average rainfall in December: 1.46"

The wettest months (with the highest rainfall) are May and October (2.01").
The driest month (with the least rainfall) is March (1.14").

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Average rainfall days in December
Pattersonville, NY

Average rainfall days in December - Pattersonville, NY
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (4.7 days).

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Average snowfall in December
Pattersonville, NY

Average snowfall in December - Pattersonville, NY
  • Average snowfall in December: 3.43"

The month with the highest snowfall is January (4.57").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Pattersonville, NY

Average snowfall days in December - Pattersonville, NY
  • Average snowfall days in December: 6 days

The month with the highest number of snowfall days is February (8.9 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
Pattersonville, NY

Average daylight in December / Average sunshine in December - Pattersonville, 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: 4h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

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Average sunshine days in December
Pattersonville, NY

Average sunshine days in December - Pattersonville, NY
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is November (19.8 days).
The months with the least sunshine days are April, May and July (14.3 days).

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Average UV index in December
Pattersonville, NY

Average UV index in December - Pattersonville, NY
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in December
Pattersonville, NY

Average cloud cover in December - Pattersonville, NY
  • Average cloud cover in December: 57

The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in December
Pattersonville, NY

Average visibility in December - Pattersonville, NY
  • Average visibility in December: 6mi

The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).

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Pattersonville, New York, USA

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