January weather forecast
Thornburg, PA

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Weather in January

January, the same as December, is a wintry winter month in Thornburg, Pennsylvania, with an average temperature varying between 33.1°F (0.6°C) and 21°F (-6.1°C).

Temperature

The coldest month is January, with an average high-temperature of 33.1°F (0.6°C) and an average low-temperature of 21°F (-6.1°C).

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 84%.

Rainfall

In Thornburg, in January, during 8.9 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Thornburg, during the entire year, the rain falls for 163.6 days and collects up to 26.93" (684mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Thornburg. January is the month with the most snowfall. Snow falls for 14.4 days and accumulates 3.31" (84mm) of snow.

Daylight

In Thornburg, the average length of the day in January is 9h and 41min.
On the first day of the month, sunrise is at 7:43 am and sunset at 5:04 pm. On the last day of January, in Thornburg, sunrise is at 7:30 am and sunset at 5:36 pm EST.

Sunshine

With an average of 2.8h of sunshine, January has the least sunshine of the year.

UV index

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: A maximum UV index of 2 in January translates into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

Thornburg experiences its lowest temperatures in January, with an average peak of 33.1°F (0.6°C) and a low of 21°F (-6.1°C).

How cold is it in January?

The average high-temperature and low-temperature during January are 33.1°F (0.6°C) and 21°F (-6.1°C) respectively.

What are the most humid months?

January and February, with an average relative humidity of 84%, are most humid months.

What is the average humidity in January?

In January, the average relative humidity is 84%.

How much does it rain in January?

In Thornburg, in January, it is raining for 8.9 days, with typically 1.69" (43mm) of accumulated precipitation.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 14.4 days and accumulates 3.31" (84mm) of snow.

How many days does it snow in January?

In Thornburg, during January, snow falls for 14.4 days and regularly aggregates up to 3.31" (84mm) of snow.

How many hours of daylight does Thornburg have in January?

In Thornburg, the average day length in January is 9h and 41min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:43 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:36 pm EST.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 2.8h of sunshine.

How many hours of sunshine does Thornburg have in January?

In January, the average sunshine duration is 2.8h.

What is the UV index intensity in January?

In Thornburg, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to 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
Thornburg, PA

Average temperature in January - Thornburg, PA
  • Average high temperature in January: 33.1°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in January: 21°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in January
Thornburg, PA

Average pressure in January - Thornburg, PA
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in January
Thornburg, PA

Average wind speed in January - Thornburg, PA
  • Average wind speed in January: 8mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in January
Thornburg, PA

Average humidity in January - Thornburg, PA
  • Average humidity in January: 84%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (73%).

Average rainfall in January
Thornburg, PA

Average rainfall in January - Thornburg, PA
  • Average rainfall in January: 1.69"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is November (1.54").

Average rainfall days in January
Thornburg, PA

Average rainfall days in January - Thornburg, PA
  • Average rainfall days in January: 8.9 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.9 days).

Average snowfall in January
Thornburg, PA

Average snowfall in January - Thornburg, PA
  • Average snowfall in January: 3.31"

The month with the highest snowfall is January (3.31").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Thornburg, PA

Average snowfall days in January - Thornburg, PA
  • Average snowfall days in January: 14.4 days

The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Thornburg, PA

Average daylight in January / Average sunshine in January - Thornburg, PA
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 2h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in January
Thornburg, PA

Average sunshine days in January - Thornburg, PA
  • Average sunshine days in January: 10.7 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.6 days).

Average UV index in January
Thornburg, PA

Average UV index in January - Thornburg, PA
  • Average UV index in January: 2

The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in January
Thornburg, PA

Average cloud cover in January - Thornburg, PA
  • Average cloud cover in January: 70

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in January
Thornburg, PA

Average visibility in January - Thornburg, PA
  • Average visibility in January: 5mi

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

Thornburg, Pennsylvania, USA

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