January weather forecast
Tri Mills, PA

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Weather in January

January, like December, is a freezing cold winter month in Tri Mills, Pennsylvania, with temperature in the range of an average high of 31.8°F (-0.1°C) and an average low of 19°F (-7.2°C).

Temperature

January stands out as Tri Mills's coldest month, with an average high-temperature of 31.8°F (-0.1°C) and a low-temperature of 19°F (-7.2°C).

Humidity

In January, the average relative humidity is 81%.

Rainfall

In Tri Mills, in January, it is raining for 9.3 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, in Tri Mills, there are 166.3 rainfall days, and 31.06" (789mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 12.9 days and accumulates 5.94" (151mm) of snow.

Daylight

In Tri Mills, the average length of the day in January is 9h and 36min.
On the first day of January, sunrise is at 7:30 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:19 pm EST.

Sunshine

The average sunshine in January in Tri Mills is 3.9h.

UV index

In January, the average daily maximum UV index is 2. 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: In January, an average UV index of 2 transforms into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Minimize direct exposure to the Sun during midday when its radiation is at its peak. During bright days, sunglasses that offer UVA and UVB defense are recommended. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the coldest month in Tri Mills?

January stands out as Tri Mills's coldest month, with temperatures ranging between an average high of 31.8°F (-0.1°C) and a low of 19°F (-7.2°C).

How cold is January in Tri Mills?

The high-temperature, in January, in Tri Mills, records 31.8°F (-0.1°C), while the low-temperature is 19°F (-7.2°C).

What is the average humidity in January in Tri Mills?

In January, the average relative humidity in Tri Mills is 81%.

How much does it rain in Tri Mills in January?

In January, the rain falls for 9.3 days. Throughout January, 2.44" (62mm) of precipitation is accumulated.

When does it snow the most in Tri Mills?

January is the month with the most snowfall in Tri Mills, Pennsylvania. Snow falls for 12.9 days and accumulates 5.94" (151mm) of snow.

How many days does it snow in January in Tri Mills?

In Tri Mills, in January, during 12.9 snowfall days, 5.94" (151mm) of snow is typically accumulated.

What is the average length of the day in January in Tri Mills?

In Tri Mills, Pennsylvania, the average day length in January is 9h and 36min.

When are sunrise and sunset in January in Tri Mills?

In January, on the first day of the month, sunrise is at 7:30 am and sunset at 4:46 pm. On the last day of the month, in Tri Mills, sunrise is at 7:17 am and sunset at 5:19 pm EST.

How many hours of sunshine does Tri Mills have in January?

The average sunshine duration in January is 3.9h.

What is the UV index reading in January in Tri Mills?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Tri Mills, PA

Average temperature in January - Tri Mills, PA
  • Average high temperature in January: 31.8°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in January: 19°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in January
Tri Mills, PA

Average pressure in January - Tri Mills, 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).

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Average wind speed in January
Tri Mills, PA

Average wind speed in January - Tri Mills, PA
  • Average wind speed in January: 7.8mph

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in January
Tri Mills, PA

Average humidity in January - Tri Mills, PA
  • Average humidity in January: 81%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in January
Tri Mills, PA

Average rainfall in January - Tri Mills, PA
  • Average rainfall in January: 2.44"

The wettest months (with the highest rainfall) are April and May (2.99").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in January
Tri Mills, PA

Average rainfall days in January - Tri Mills, PA
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in January
Tri Mills, PA

Average snowfall in January - Tri Mills, PA
  • Average snowfall in January: 5.94"

The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Tri Mills, PA

Average snowfall days in January - Tri Mills, PA
  • Average snowfall days in January: 12.9 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Tri Mills, PA

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

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Average sunshine days in January
Tri Mills, PA

Average sunshine days in January - Tri Mills, PA
  • Average sunshine days in January: 12.8 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.8 days).

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Average UV index in January
Tri Mills, PA

Average UV index in January - Tri Mills, PA
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
Tri Mills, PA

Average cloud cover in January - Tri Mills, PA
  • Average cloud cover in January: 57

The months with the most cloud cover are February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).

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Average visibility in January
Tri Mills, PA

Average visibility in January - Tri Mills, PA
  • Average visibility in January: 5mi

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

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Tri Mills, Pennsylvania, USA

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