January weather forecast
Pennside, PA

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Weather in January

January, the same as December, is an icy winter month in Pennside, Pennsylvania, with an average temperature varying between 35.2°F (1.8°C) and 22.5°F (-5.3°C).

Temperature

January tends to be the coldest month, with temperatures averaging a daily high of 35.2°F (1.8°C) and a low of 22.5°F (-5.3°C).

Humidity

The average relative humidity in January is 78%.

Rainfall

In Pennside, during January, the rain falls for 7.1 days and regularly aggregates up to 0.91" (23mm) of precipitation. In Pennside, during the entire year, the rain falls for 129 days and collects up to 13.5" (343mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In Pennside, during January, snow falls for 6 days and regularly aggregates up to 1.26" (32mm) of snow. In Pennside, during the entire year, snow falls for 19.4 days and aggregates up to 4.45" (113mm) of snow.

Daylight

The average length of the day in January in Pennside is 9h and 41min.
On the first day of January, sunrise is at 7:26 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:20 pm EST.

Sunshine

The average sunshine in January is 4.8h.

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 of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 2 during January translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.

Frequently asked questions

What time of the year is the coldest?

January, recording an average high temperature of 35.2°F (1.8°C) and a low temperature of 22.5°F (-5.3°C), is Pennside's coldest month.

How cold is it in January?

An average high-temperature, in January, in Pennside, is 35.2°F (1.8°C) and the average low-temperature is 22.5°F (-5.3°C).

What is the average humidity in January?

In January, the average relative humidity is 78%.

How many days does it rain in January?

In Pennside, in January, during 7.1 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

How many days does it snow in January?

In January, in Pennside, it is snowing for 6 days. Throughout January, 1.26" (32mm) of snow is accumulated.

How many hours of daylight does Pennside have in January?

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

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:26 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:20 pm EST.

How long on average sun shines in January?

The average sunshine duration in January is 4.8h.

When is the lowest UV index?

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 value of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Pennside, PA

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

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in January: 22.5°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in January
Pennside, PA

Average pressure in January - Pennside, PA
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Pennside, PA

Average wind speed in January - Pennside, PA
  • Average wind speed in January: 8.3mph

The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in January
Pennside, PA

Average humidity in January - Pennside, PA
  • Average humidity in January: 78%

The months with the highest relative humidity are February and October (81%).
The month with the lowest relative humidity is April (76%).

Average rainfall in January
Pennside, PA

Average rainfall in January - Pennside, PA
  • Average rainfall in January: 0.91"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is February (0.79").

Average rainfall days in January
Pennside, PA

Average rainfall days in January - Pennside, PA
  • Average rainfall days in January: 7.1 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (7.1 days).

Average snowfall in January
Pennside, PA

Average snowfall in January - Pennside, PA
  • Average snowfall in January: 1.26"

The month with the highest snowfall is February (1.54").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Pennside, PA

Average snowfall days in January - Pennside, PA
  • Average snowfall days in January: 6 days

The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Pennside, 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
Pennside, PA

Average sunshine days in January - Pennside, PA
  • Average sunshine days in January: 19.6 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in January
Pennside, PA

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

The months with the highest UV index are May, June and July (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
Pennside, PA

Average cloud cover in January - Pennside, PA
  • Average cloud cover in January: 47

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in January
Pennside, PA

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

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

Pennside, Pennsylvania, USA

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