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
With December's arrival, Plainfield sees a decrease in average high-temperatures, moving from an icy 42.1°F (5.6°C) in November to a subzero cold 30.6°F (-0.8°C). Plainfield, in December, observes a steady average low-temperature of 20.7°F (-6.3°C).Humidity
The average relative humidity in December is 83%.Rainfall
In Plainfield, during December, the rain falls for 11.4 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, in Plainfield, there are 158.8 rainfall days, and 26.06" (662mm) of precipitation is accumulated.Snowfall
Months with snowfall in Plainfield, New Hampshire, are January through May, October through December. In Plainfield, in December, snow falls for 13.5 days, with typically accumulated 6.1" (155mm) of snow. Throughout the year, in Plainfield, there are 72.7 snowfall days, and 35.67" (906mm) of snow is accumulated.Daylight
December has the shortest days of the year in Plainfield, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:02 am and sunset at 4:13 pm. On the last day of December, in Plainfield, sunrise is at 7:22 am and sunset at 4:22 pm EST.
Sunshine
In Plainfield, New Hampshire, the average sunshine in December is 4h.UV index
The months with the lowest UV index in Plainfield are January, February and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In December, a regular UV index of 1 translates into these guidelines:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Always opt for UVA and UVB-resistant sunglasses on radiant days. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
How cold is December in Plainfield?
What is the average humidity in December in Plainfield?
How much does it rain in Plainfield in December?
How many days does it snow in December in Plainfield?
What is the month with the shortest days in Plainfield?
What is the average length of the day in December in Plainfield?
What time are sunrise and sunset in December in Plainfield?
How long on average sun shines in December in Plainfield?
When is the lowest UV index in Plainfield?
How high is the UV index in December in Plainfield?
Average temperature in December
Plainfield, NH
- Average high temperature in December: 30.6°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in December: 20.7°F
The month with the highest average low temperature is July (56.1°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in December
Plainfield, NH
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Plainfield, NH
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in December
Plainfield, NH
- Average humidity in December: 83%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is May (75%).
Average rainfall in December
Plainfield, NH
- Average rainfall in December: 2.2"
The wettest month (with the highest rainfall) is October (2.76").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in December
Plainfield, NH
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (8 days).
Average snowfall in December
Plainfield, NH
- Average snowfall in December: 6.1"
The month with the highest snowfall is February (9.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Plainfield, NH
- Average snowfall days in December: 13.5 days
The month with the highest number of snowfall days is February (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Plainfield, NH
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in December
Plainfield, NH
- Average sunshine days in December: 11.6 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in December
Plainfield, NH
- 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 January, February and December (UV index 1).
Average cloud cover in December
Plainfield, NH
- Average cloud cover in December: 59
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in December
Plainfield, NH
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February and March (4mi).
Plainfield, New Hampshire, USA
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