January weather forecast
Monongahela, PA

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Weather in January

January, like December, in Monongahela, Pennsylvania, is a wintry winter month, with an average temperature fluctuating between 21.2°F (-6°C) and 34°F (1.1°C).

Temperature

January, with average temperatures reaching a high of 34°F (1.1°C) and a low of 21.2°F (-6°C), is the coldest month.

Humidity

January and February, with an average relative humidity of 84%, are the most humid months in Monongahela.

Rainfall

January is the month with the least rainfall. Rain falls for 9 days and accumulates 1.18" (30mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. The month with the most snowfall is January, when snow falls for 14 days and typically aggregates up to 2.44" (62mm) of snow.

Daylight

The average length of the day in January in Monongahela is 9h and 42min.
On the first day of the month, sunrise is at 7:42 am and sunset at 5:04 pm. On the last day of January, in Monongahela, sunrise is at 7:29 am and sunset at 5:36 pm EST.

Sunshine

The month with the least sunshine in Monongahela is January, with an average of 3h of sunshine.

UV index

The average daily maximum UV index in January in Monongahela is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In January, a daily UV index of 2 turns into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What part of the year is the coldest in Monongahela?

In Monongahela, January records the average lowest temperatures, peaking at 34°F (1.1°C) and reaching a low of 21.2°F (-6°C).

How cold is January in Monongahela?

The average high-temperature and low-temperature in Monongahela during January are 34°F (1.1°C) and 21.2°F (-6°C) respectively.

What are the most humid months in Monongahela?

The months with the highest humidity in Monongahela, Pennsylvania, are January and February, with an average relative humidity of 84%.

What is the average humidity in January in Monongahela?

In January, the average relative humidity in Monongahela is 84%.

What is the driest month in Monongahela?

The month with the least rainfall is January, when the rain falls for 9 days and typically collects 1.18" (30mm) of precipitation.

How much does it rain in Monongahela in January?

In January, in Monongahela, Pennsylvania, the rain falls for 9 days. Throughout January, 1.18" (30mm) of precipitation is accumulated.

When does it snow the most in Monongahela?

January is the month with the most snowfall in Monongahela. Snow falls for 14 days and accumulates 2.44" (62mm) of snow.

How much does it snow in Monongahela in January?

In Monongahela, in January, snow falls for 14 days, with typically accumulated 2.44" (62mm) of snow.

How many hours of daylight does Monongahela have in January?

In Monongahela, Pennsylvania, the average day length in January is 9h and 42min.

When are sunrise and sunset in January in Monongahela?

In January, on the first day of the month, sunrise is at 7:42 am and sunset at 5:04 pm. On the last day of the month, in Monongahela, sunrise is at 7:29 am and sunset at 5:36 pm EST.

What is the month with the least sunshine in Monongahela?

January has the least sunshine of the year, with an average of 3h of sunshine.

How many hours of sunshine does Monongahela have in January?

In Monongahela, Pennsylvania, the average sunshine duration in January is 3h.

What is the UV index intensity in January in Monongahela?

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

Average temperature in January - Monongahela, PA
  • Average high temperature in January: 34°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in January: 21.2°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in January
Monongahela, PA

Average pressure in January - Monongahela, PA
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in January
Monongahela, PA

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

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in January
Monongahela, PA

Average humidity in January - Monongahela, PA
  • Average humidity in January: 84%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, July and August (76%).

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Average rainfall in January
Monongahela, PA

Average rainfall in January - Monongahela, PA
  • Average rainfall in January: 1.18"

The wettest month (with the highest rainfall) is May (2.32").
The driest month (with the least rainfall) is January (1.18").

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Average rainfall days in January
Monongahela, PA

Average rainfall days in January - Monongahela, PA
  • Average rainfall days in January: 9 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (9 days).

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Average snowfall in January
Monongahela, PA

Average snowfall in January - Monongahela, PA
  • Average snowfall in January: 2.44"

The month with the highest snowfall is January (2.44").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Monongahela, PA

Average snowfall days in January - Monongahela, PA
  • Average snowfall days in January: 14 days

The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Monongahela, 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: 3h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in January
Monongahela, PA

Average sunshine days in January - Monongahela, PA
  • Average sunshine days in January: 11.5 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is February (9 days).

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Average UV index in January
Monongahela, PA

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

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
Monongahela, PA

Average cloud cover in January - Monongahela, PA
  • Average cloud cover in January: 68

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in January
Monongahela, PA

Average visibility in January - Monongahela, PA
  • Average visibility in January: 5mi

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

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Monongahela, Pennsylvania, USA

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