January weather forecast
Heaton, PA

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Weather in January

January, like December, in Heaton, Pennsylvania, is an icy winter month, with an average temperature ranging between min 24.3°F (-4.3°C) and max 36.9°F (2.7°C).

Temperature

In Heaton, January is the coldest month, with temperatures averaging a high of 36.9°F (2.7°C) and a low of 24.3°F (-4.3°C).

Humidity

In Heaton, Pennsylvania, the average relative humidity in January is 75%.

Rainfall

In Heaton, during January, the rain falls for 4.3 days and regularly aggregates up to 0.35" (9mm) of precipitation. In Heaton, during the entire year, the rain falls for 83.7 days and collects up to 6.22" (158mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In Heaton, in January, during 3.1 snowfall days, 0.28" (7mm) of snow is typically accumulated. Throughout the year, there are 12.6 snowfall days, and 1.73" (44mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 42min.
On the first day of January, sunrise is at 7:22 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:17 pm EST.

Sunshine

The average sunshine in January is 4.9h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 2 during January morphs into the following directions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

January, characterized by an average high temperature of 36.9°F (2.7°C) and a low temperature of 24.3°F (-4.3°C), is generally the coldest month.

How cold is it in January?

Heaton in January has an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 24.3°F (-4.3°C).

What is the average humidity in January?

The average relative humidity in January is 75%.

How many days does it rain in January?

In January, the rain falls for 4.3 days. Throughout January, 0.35" (9mm) of precipitation is accumulated.

How many days does it snow in January in Heaton?

In January, it is snowing for 3.1 days. Throughout January, 0.28" (7mm) of snow is accumulated.

How many hours of daylight does Heaton have in January?

The average day length in January is 9h and 42min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:22 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:17 pm EST.

How long on average sun shines in January?

In Heaton, the average sunshine duration in January is 4.9h.

What are the months with the lowest UV index in Heaton?

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

What is the UV index intensity in January?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Heaton, PA

Average temperature in January - Heaton, PA
  • Average high temperature in January: 36.9°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in January: 24.3°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in January
Heaton, PA

Average pressure in January - Heaton, PA
  • Average pressure in January: 30.08"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Heaton, PA

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

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in January
Heaton, PA

Average humidity in January - Heaton, PA
  • Average humidity in January: 75%

The months with the highest relative humidity are February, October and December (78%).
The months with the lowest relative humidity are April, July and August (72%).

Average rainfall in January
Heaton, PA

Average rainfall in January - Heaton, PA
  • Average rainfall in January: 0.35"

The wettest month (with the highest rainfall) is December (0.75").
The driest month (with the least rainfall) is September (0.2").

Average rainfall days in January
Heaton, PA

Average rainfall days in January - Heaton, PA
  • Average rainfall days in January: 4.3 days

The month with the highest number of rainy days is July (10.3 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in January
Heaton, PA

Average snowfall in January - Heaton, PA
  • Average snowfall in January: 0.28"

The month with the highest snowfall is February (0.43").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Heaton, PA

Average snowfall days in January - Heaton, PA
  • Average snowfall days in January: 3.1 days

The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Heaton, 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 24min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in January
Heaton, PA

Average sunshine days in January - Heaton, PA
  • Average sunshine days in January: 24.3 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is July (17.4 days).

Average UV index in January
Heaton, PA

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

The months with the highest UV index are May, 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
Heaton, PA

Average cloud cover in January - Heaton, PA
  • Average cloud cover in January: 45

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in January
Heaton, PA

Average visibility in January - Heaton, PA
  • Average visibility in January: 6mi

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

Heaton, Pennsylvania, USA

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