December weather forecastHaversham, RI

December

Weather in December

December, the first month of the winter in Haversham, is still a cold month, with an average temperature ranging between max 42.6°F (5.9°C) and min 33.6°F (0.9°C).

Temperature

Haversham in December undergoes a slight reduction in the average high-temperature, shifting from November's cool 51.3°F (10.7°C) to a wintry 42.6°F (5.9°C). December introduces a small decrease to a nighttime average of 33.6°F (0.9°C) in Haversham.

Humidity

The average relative humidity in December in Haversham is 75%.

Rainfall

The month with the most rainfall is December, when the rain falls for 11.5 days and typically aggregates up to 3.39" (86mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Haversham. In Haversham, during December, snow falls for 3.5 days and regularly aggregates up to 1.06" (27mm) of snow. In Haversham, during the entire year, snow falls for 18.6 days and aggregates up to 6.26" (159mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 6:54 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:27 pm EST.

Sunshine

December has the least sunshine of the year, with an average of 4.8h of sunshine.

UV index

The months with the lowest UV index are January through March and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During December, Haversham experiences an average high-temperature of 42.6°F (5.9°C) and a low-temperature of 33.6°F (0.9°C).

The average relative humidity in December is 75%.

December is the month with the most rainfall. Rain falls for 11.5 days and accumulates 3.39" (86mm) of precipitation.

In December, the rain falls for 11.5 days. Throughout December, 3.39" (86mm) of precipitation is accumulated.

In December, it is snowing for 3.5 days. Throughout December, 1.06" (27mm) of snow is accumulated.

The month with the shortest days is December, with an average of 9h and 12min of daylight.

The average day length in December is 9h and 15min.

On the first day of December in Haversham, sunrise is at 6:54 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:27 pm EST.

With an average of 4.8h of sunshine, December has the least sunshine of the year.

In December, the average sunshine duration is 4.8h.

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index.

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Haversham, RI

  • Average high temperature in December: 42.6°F

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in December: 33.6°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in December
Haversham, RI

  • Average pressure in December: 30.04"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Haversham, RI

  • Average wind speed in December: 12mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest months (with the lowest average wind speed) are July and August (8.3mph).

Average humidity in December
Haversham, RI

  • Average humidity in December: 75%

The months with the highest relative humidity are June and July (81%).
The months with the lowest relative humidity are March and November (74%).

Average rainfall in December
Haversham, RI

  • Average rainfall in December: 3.39"

The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in December
Haversham, RI

  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.6 days).

Average snowfall in December
Haversham, RI

  • Average snowfall in December: 1.06"

The month with the highest snowfall is March (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Haversham, RI

  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Haversham, RI

  • Average daylight in December: 9h and 12min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 4h and 48min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

Average sunshine days in December
Haversham, RI

  • Average sunshine days in December: 17 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is July (11 days).

Average UV index in December
Haversham, RI

  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).

Average cloud cover in December
Haversham, RI

  • Average cloud cover in December: 47

The months with the most cloud cover are March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December
Haversham, RI

  • Average visibility in December: 6mi

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