January weather forecast
Wrentham, MA

Share

Weather in January

January, like December, in Wrentham, Massachusetts, is an icy winter month, with temperature in the range of an average high of 33.4°F (0.8°C) and an average low of 21.6°F (-5.8°C).

Temperature

Wrentham's January weather, with an average high temperature of 33.4°F (0.8°C) and an average low temperature of 21.6°F (-5.8°C), tends to be the coldest of the year.

Humidity

In Wrentham, the average relative humidity in January is 77%.

Rainfall

In Wrentham, during January, the rain falls for 6.2 days and regularly aggregates up to 0.79" (20mm) of precipitation. In Wrentham, Massachusetts, during the entire year, the rain falls for 116.7 days and collects up to 10.91" (277mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Wrentham, during January, snow falls for 5.8 days and regularly aggregates up to 0.98" (25mm) of snow. In Wrentham, during the entire year, snow falls for 23.4 days and aggregates up to 6.02" (153mm) of snow.

Daylight

The average length of the day in January is 9h and 32min.
On the first day of January, sunrise is at 7:13 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 4:58 pm EST.

Sunshine

In Wrentham, the average sunshine in January is 5h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: During January, 2 as the daily maximum UV index converts into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

With average temperatures fluctuating between a high of 33.4°F (0.8°C) and a low of 21.6°F (-5.8°C), January stands out as the coldest month.

How cold is it in January?

January temperatures vary between a high-temperature of 33.4°F (0.8°C) and a low-temperature of 21.6°F (-5.8°C).

What is the average humidity in January?

The average relative humidity in January in Wrentham is 77%.

How many days does it rain in January?

In January, the rain falls for 6.2 days. Throughout January, 0.79" (20mm) of precipitation is accumulated.

How much does it snow in January?

In January, it is snowing for 5.8 days. Throughout January, 0.98" (25mm) of snow is accumulated.

How many hours of daylight does Wrentham have in January?

In Wrentham, the average day length in January is 9h and 32min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:13 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 4:58 pm EST.

How many hours of sunshine does Wrentham have in January?

In Wrentham, the average sunshine duration in January is 5h.

What is the month with the lowest UV index?

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

What is the UV index intensity in January?

The average daily maximum UV index in January in Wrentham is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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 January
Wrentham, MA

Average temperature in January - Wrentham, MA
  • Average high temperature in January: 33.4°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in January: 21.6°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in January
Wrentham, MA

Average pressure in January - Wrentham, MA
  • Average pressure in January: 30.01"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Wrentham, MA

Average wind speed in January - Wrentham, MA
  • Average wind speed in January: 8.9mph

The windiest months (with the highest average wind speed) are January, February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in January
Wrentham, MA

Average humidity in January - Wrentham, MA
  • Average humidity in January: 77%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

Average rainfall in January
Wrentham, MA

Average rainfall in January - Wrentham, MA
  • Average rainfall in January: 0.79"

The wettest month (with the highest rainfall) is July (1.18").
The driest month (with the least rainfall) is September (0.55").

Average rainfall days in January
Wrentham, MA

Average rainfall days in January - Wrentham, MA
  • Average rainfall days in January: 6.2 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is January (6.2 days).

Average snowfall in January
Wrentham, MA

Average snowfall in January - Wrentham, MA
  • Average snowfall in January: 0.98"

The month with the highest snowfall is March (1.61").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Wrentham, MA

Average snowfall days in January - Wrentham, MA
  • Average snowfall days in January: 5.8 days

The months with the highest number of snowfall days are January and February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Wrentham, MA

Average daylight in January / Average sunshine in January - Wrentham, MA
  • Average daylight in January: 9h and 3min

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 12min).

  • Average sunshine in January: 5h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in January
Wrentham, MA

Average sunshine days in January - Wrentham, MA
  • Average sunshine days in January: 19.7 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (14.6 days).

Average UV index in January
Wrentham, MA

Average UV index in January - Wrentham, MA
  • Average UV index in January: 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, November and December (UV index 2).

Average cloud cover in January
Wrentham, MA

Average cloud cover in January - Wrentham, MA
  • Average cloud cover in January: 45

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in January
Wrentham, MA

Average visibility in January - Wrentham, MA
  • Average visibility in January: 6mi

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

Wrentham, Massachusetts, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location