January weather forecast
Sellersville, PA

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Weather in January

January, like December, in Sellersville, Pennsylvania, is another cold winter month, with an average temperature varying between 35.2°F (1.8°C) and 23°F (-5°C).

Temperature

January, characterized by an average high temperature of 35.2°F (1.8°C) and a low temperature of 23°F (-5°C), is generally the coldest month.

Humidity

In Sellersville, the average relative humidity in January is 76%.

Rainfall

In Sellersville, in January, it is raining for 8.8 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, there are 157.1 rainfall days, and 31.73" (806mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Sellersville, during January, snow falls for 8.2 days and regularly aggregates up to 3.03" (77mm) of snow. In Sellersville, during the entire year, snow falls for 26.7 days and aggregates up to 14.37" (365mm) of snow.

Daylight

In January, the average length of the day is 9h and 41min.
On the first day of January, sunrise is at 7:24 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:17 pm EST.

Sunshine

In January, the average sunshine is 4.8h.

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 low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Sellersville?

Sellersville's coldest month, January, generally records average temperatures ranging from a high of 35.2°F (1.8°C) to a low of 23°F (-5°C).

How cold is it in January?

In Sellersville, 35.2°F (1.8°C) is the average high-temperature and 23°F (-5°C) is the average low-temperature during January.

What is the average humidity in January?

The average relative humidity in January is 76%.

How much does it rain in January?

In January, the rain falls for 8.8 days. Throughout January, 2.24" (57mm) of precipitation is accumulated.

How many days does it snow in January?

In Sellersville, in January, during 8.2 snowfall days, 3.03" (77mm) of snow is typically accumulated.

What is the average length of the day in January?

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

When are sunrise and sunset in January?

On the first day of January in Sellersville, sunrise is at 7:24 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:17 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 4.8h.

What is the month with the lowest UV index in Sellersville?

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

How high is the UV index in January?

In Sellersville, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Sellersville, PA

Average temperature in January - Sellersville, PA
  • Average high temperature in January: 35.2°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in January: 23°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average pressure in January
Sellersville, PA

Average pressure in January - Sellersville, 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
Sellersville, PA

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

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in January
Sellersville, PA

Average humidity in January - Sellersville, PA
  • Average humidity in January: 76%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall in January
Sellersville, PA

Average rainfall in January - Sellersville, PA
  • Average rainfall in January: 2.24"

The wettest months (with the highest rainfall) are July and August (3.07").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in January
Sellersville, PA

Average rainfall days in January - Sellersville, PA
  • Average rainfall days in January: 8.8 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in January
Sellersville, PA

Average snowfall in January - Sellersville, PA
  • Average snowfall in January: 3.03"

The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Sellersville, PA

Average snowfall days in January - Sellersville, PA
  • Average snowfall days in January: 8.2 days

The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Sellersville, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in January
Sellersville, PA

Average sunshine days in January - Sellersville, PA
  • Average sunshine days in January: 17.3 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (11.9 days).

Average UV index in January
Sellersville, PA

Average UV index in January - Sellersville, 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
Sellersville, PA

Average cloud cover in January - Sellersville, PA
  • Average cloud cover in January: 46

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in January
Sellersville, PA

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

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

Sellersville, Pennsylvania, USA

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