January weather forecast
Morrisville, NC

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Weather in January

January, the same as December, in Morrisville, North Carolina, is another chilly winter month, with an average temperature varying between 48°F (8.9°C) and 32.5°F (0.3°C).

Temperature

January is the coldest month of the year, registering average temperatures as high as 48°F (8.9°C) and as low as 32.5°F (0.3°C).

Humidity

The average relative humidity in January is 73%.

Rainfall

In January, the rain falls for 11.1 days. Throughout January, 2.28" (58mm) of precipitation is accumulated. Throughout the year, there are 161.9 rainfall days, and 31.18" (792mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. January is the month with the most snowfall. Snow falls for 1.6 days and accumulates 1.61" (41mm) of snow.

Daylight

In January, the average length of the day is 10h and 4min.
On the first day of January in Morrisville, sunrise is at 7:25 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:40 pm EST.

Sunshine

In January, the average sunshine is 5.6h.

UV index

January is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January, marked by an average high-temperature of 48°F (8.9°C) and a low-temperature of 32.5°F (0.3°C), is the coldest month.

What is the usual temperature for Morrisville in January?

Morrisville in January has an average high-temperature of 48°F (8.9°C) and an average low-temperature of 32.5°F (0.3°C).

What is the average humidity in January in Morrisville?

In January, the average relative humidity in Morrisville is 73%.

How many days does it rain in January?

In January, the rain falls for 11.1 days. Throughout January, 2.28" (58mm) of precipitation is accumulated.

What is the snowiest month in Morrisville?

January is the month with the most snowfall. Snow falls for 1.6 days and accumulates 1.61" (41mm) of snow.

How much does it snow in January?

In Morrisville, during January, snow falls for 1.6 days and regularly aggregates up to 1.61" (41mm) of snow.

What is the average length of the day in January?

The average day length in January is 10h and 4min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:25 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:40 pm EST.

How many hours of sunshine does Morrisville have in January?

The average sunshine duration in January is 5.6h.

When is the lowest UV index?

With an average maximum UV index of 2, January is the month with the lowest UV index.

How high is the UV index in January?

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Morrisville, NC

Average temperature in January - Morrisville, NC
  • Average high temperature in January: 48°F

The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (48°F).

  • Average low temperature in January: 32.5°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure in January
Morrisville, NC

Average pressure in January - Morrisville, NC
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in January
Morrisville, NC

Average wind speed in January - Morrisville, NC
  • Average wind speed in January: 7mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in January
Morrisville, NC

Average humidity in January - Morrisville, NC
  • Average humidity in January: 73%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (71%).

Average rainfall in January
Morrisville, NC

Average rainfall in January - Morrisville, NC
  • Average rainfall in January: 2.28"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is October (2.17").

Average rainfall days in January
Morrisville, NC

Average rainfall days in January - Morrisville, NC
  • Average rainfall days in January: 11.1 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is November (9.1 days).

Average snowfall in January
Morrisville, NC

Average snowfall in January - Morrisville, NC
  • Average snowfall in January: 1.61"

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

Average snowfall days in January
Morrisville, NC

Average snowfall days in January - Morrisville, NC
  • Average snowfall days in January: 1.6 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Morrisville, NC

Average daylight in January / Average sunshine in January - Morrisville, NC
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in January: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in January
Morrisville, NC

Average sunshine days in January - Morrisville, NC
  • Average sunshine days in January: 17.8 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in January
Morrisville, NC

Average UV index in January - Morrisville, NC
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in January
Morrisville, NC

Average cloud cover in January - Morrisville, NC
  • Average cloud cover in January: 39

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in January
Morrisville, NC

Average visibility in January - Morrisville, NC
  • Average visibility in January: 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).

Morrisville, North Carolina, USA

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