January weather forecast
Isabella, PA

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Weather in January

January, the same as December, is another cold winter month in Isabella, Pennsylvania, with temperature in the range of an average low of 21.2°F (-6°C) and an average high of 34.3°F (1.3°C).

Temperature

With an average high-temperature of 34.3°F (1.3°C) and an average low-temperature of 21.2°F (-6°C), January is the coldest month.

Humidity

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

Rainfall

In Isabella, in January, during 4.7 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. In Isabella, during the entire year, the rain falls for 82.6 days and collects up to 6.1" (155mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Isabella, in January, snow falls for 6.3 days, with typically accumulated 0.31" (8mm) of snow. Throughout the year, there are 19.8 snowfall days, and 1.57" (40mm) of snow is accumulated.

Daylight

In Isabella, the average length of the day in January is 9h and 43min.
On the first day of January, sunrise is at 7:41 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:37 pm EST.

Sunshine

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

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.

Frequently asked questions

What month is the coldest?

January, on average, is the coldest month, registering a high temperature of 34.3°F (1.3°C) and a low of 21.2°F (-6°C).

How cold is it in January?

An average high-temperature, in January, in Isabella, is 34.3°F (1.3°C) and the average low-temperature is 21.2°F (-6°C).

What is the most humid month?

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

What is the average humidity in January?

In January, the average relative humidity is 84%.

How many days does it rain in January in Isabella?

In January, the rain falls for 4.7 days. Throughout January, 0.47" (12mm) of precipitation is accumulated.

How many days does it snow in January?

In January, it is snowing for 6.3 days. Throughout January, 0.31" (8mm) of snow is accumulated.

What is the average length of the day in January?

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

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:41 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:37 pm EST.

What is the month with the least sunshine?

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

How many hours of sunshine does Isabella have in January?

The average sunshine duration in January is 3h.

What are the months with the lowest UV index?

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

What is the UV index intensity in January?

In Isabella, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Isabella, PA

Average temperature in January - Isabella, PA
  • Average high temperature in January: 34.3°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in January: 21.2°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

Average pressure in January
Isabella, PA

Average pressure in January - Isabella, 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).

Average wind speed in January
Isabella, PA

Average wind speed in January - Isabella, 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).

Average humidity in January
Isabella, PA

Average humidity in January - Isabella, 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, August and November (77%).

Average rainfall in January
Isabella, PA

Average rainfall in January - Isabella, PA
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is May (0.71").
The driest month (with the least rainfall) is September (0.28").

Average rainfall days in January
Isabella, PA

Average rainfall days in January - Isabella, PA
  • Average rainfall days in January: 4.7 days

The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is February (4 days).

Average snowfall in January
Isabella, PA

Average snowfall in January - Isabella, PA
  • Average snowfall in January: 0.31"

The months with the highest snowfall are February and December (0.35").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Isabella, PA

Average snowfall days in January - Isabella, PA
  • Average snowfall days in January: 6.3 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Isabella, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in January
Isabella, PA

Average sunshine days in January - Isabella, PA
  • Average sunshine days in January: 22.8 days

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (17.3 days).

Average UV index in January
Isabella, PA

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in January
Isabella, PA

Average cloud cover in January - Isabella, PA
  • Average cloud cover in January: 69

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in January
Isabella, PA

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

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

Isabella, Pennsylvania, USA

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