January weather forecast
Primos, PA

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Weather in January

January, like December, in Primos, Pennsylvania, is an icy winter month, with an average temperature ranging between min 25.7°F (-3.5°C) and max 37.4°F (3°C).

Temperature

January, recording an average high temperature of 37.4°F (3°C) and a low temperature of 25.7°F (-3.5°C), is Primos's coldest month.

Humidity

In Primos, the average relative humidity in January is 74%.

Rainfall

The month with the least rainfall is January, when the rain falls for 6.6 days and typically collects 1.46" (37mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Primos. In Primos, Pennsylvania, in January, snow falls for 3.3 days, with typically accumulated 1.5" (38mm) of snow. Throughout the year, there are 11.3 snowfall days, and 6.18" (157mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 43min.
On the first day of January, sunrise is at 7:22 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:18 pm EST.

Sunshine

In January, the average sunshine is 5h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 2 during January leads to these instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

January, known for its average high temperature of 37.4°F (3°C) and an average low temperature of 25.7°F (-3.5°C), is the coldest month.

How cold is it in January?

The average high-temperature, in January, in Primos, is 37.4°F (3°C), while the average low-temperature is 25.7°F (-3.5°C).

What is the average humidity in January?

In January, the average relative humidity is 74%.

What is the driest month?

January is the month with the least rainfall in Primos. Rain falls for 6.6 days and accumulates 1.46" (37mm) of precipitation.

How many days does it rain in January in Primos?

In Primos, in January, during 6.6 rainfall days, 1.46" (37mm) of precipitation is typically accumulated.

How much does it snow in January?

In Primos, in January, during 3.3 snowfall days, 1.5" (38mm) of snow is typically accumulated.

What is the average length of the day in January?

In Primos, the average day length in January is 9h and 43min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:18 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 5h.

What is the month with the lowest UV index?

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

What is the UV index reading 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 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
Primos, PA

Average temperature in January - Primos, PA
  • Average high temperature in January: 37.4°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in January: 25.7°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in January
Primos, PA

Average pressure in January - Primos, PA
  • Average pressure in January: 30.09"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
Primos, PA

Average wind speed in January - Primos, PA
  • Average wind speed in January: 8.4mph

The windiest months (with the highest average wind speed) are February, March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in January
Primos, PA

Average humidity in January - Primos, PA
  • Average humidity in January: 74%

The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).

Average rainfall in January
Primos, PA

Average rainfall in January - Primos, PA
  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is August (2.95").
The driest month (with the least rainfall) is January (1.46").

Average rainfall days in January
Primos, PA

Average rainfall days in January - Primos, PA
  • Average rainfall days in January: 6.6 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in January
Primos, PA

Average snowfall in January - Primos, PA
  • Average snowfall in January: 1.5"

The month with the highest snowfall is March (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Primos, PA

Average snowfall days in January - Primos, PA
  • Average snowfall days in January: 3.3 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Primos, 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: 5h and 0min

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 54min).

Average sunshine days in January
Primos, PA

Average sunshine days in January - Primos, PA
  • Average sunshine days in January: 20.8 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (12.1 days).

Average UV index in January
Primos, PA

Average UV index in January - Primos, 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, November and December (UV index 2).

Average cloud cover in January
Primos, PA

Average cloud cover in January - Primos, PA
  • Average cloud cover in January: 44

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in January
Primos, PA

Average visibility in January - Primos, PA
  • 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).

Primos, Pennsylvania, USA

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