January weather forecast
Wyomissing, PA

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Weather in January

January, the same as December, is a wintry winter month in Wyomissing, Pennsylvania, with an average temperature ranging between max 35.1°F (1.7°C) and min 22.3°F (-5.4°C).

Temperature

January brings the lowest temperatures, with an average high of 35.1°F (1.7°C) and an average low of 22.3°F (-5.4°C).

Humidity

In January, the average relative humidity is 78%.

Rainfall

In January, the rain falls for 7.9 days. Throughout January, 2.17" (55mm) of precipitation is accumulated. In Wyomissing, during the entire year, the rain falls for 155.7 days and collects up to 30.83" (783mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Wyomissing, in January, snow falls for 6.4 days, with typically accumulated 2.8" (71mm) of snow. Throughout the year, there are 21.1 snowfall days, and 12.28" (312mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 41min.
On the first day of January in Wyomissing, sunrise is at 7:26 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:20 pm EST.

Sunshine

In Wyomissing, the average sunshine in January is 4.7h.

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 reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 2 during January translates into these guidelines:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

What month is the coldest in Wyomissing?

In Wyomissing, January registers the lowest temperatures, averaging 35.1°F (1.7°C) at the peak and 22.3°F (-5.4°C) at the lowest.

How cold is it in Wyomissing in January?

In Wyomissing, 35.1°F (1.7°C) is the average high-temperature and 22.3°F (-5.4°C) is the average low-temperature during January.

What is the average humidity in January in Wyomissing?

In Wyomissing, the average relative humidity in January is 78%.

How much does it rain in Wyomissing in January?

In Wyomissing, Pennsylvania, in January, it is raining for 7.9 days, with typically 2.17" (55mm) of accumulated precipitation.

How much does it snow in Wyomissing in January?

In Wyomissing, Pennsylvania, during January, snow falls for 6.4 days and regularly aggregates up to 2.8" (71mm) of snow.

How many hours of daylight does Wyomissing have in January?

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

What time are sunrise and sunset in January in Wyomissing?

On the first day of January in Wyomissing, sunrise is at 7:26 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:20 pm EST.

How many hours of sunshine does Wyomissing have in January?

The average sunshine duration in January in Wyomissing, Pennsylvania, is 4.7h.

When is the lowest UV index in Wyomissing?

The months with the lowest UV index in Wyomissing, Pennsylvania, are January through March, November and December, with an average maximum UV index of 2.

What is the UV index reading in January in Wyomissing?

In Wyomissing, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health risk 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
Wyomissing, PA

Average temperature in January - Wyomissing, PA
  • Average high temperature in January: 35.1°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 (35.1°F).

  • Average low temperature in January: 22.3°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

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Average pressure in January
Wyomissing, PA

Average pressure in January - Wyomissing, 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
Wyomissing, PA

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

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in January
Wyomissing, PA

Average humidity in January - Wyomissing, 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%).

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Average rainfall in January
Wyomissing, PA

Average rainfall in January - Wyomissing, PA
  • Average rainfall in January: 2.17"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is February (2.05").

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Average rainfall days in January
Wyomissing, PA

Average rainfall days in January - Wyomissing, PA
  • Average rainfall days in January: 7.9 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in January
Wyomissing, PA

Average snowfall in January - Wyomissing, PA
  • Average snowfall in January: 2.8"

The month with the highest snowfall is March (3.58").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Wyomissing, PA

Average snowfall days in January - Wyomissing, PA
  • Average snowfall days in January: 6.4 days

The month with the highest number of snowfall days is January (6.4 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
Wyomissing, PA

Average daylight in January / Average sunshine in January - Wyomissing, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in January
Wyomissing, PA

Average sunshine days in January - Wyomissing, PA
  • Average sunshine days in January: 18.3 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is July (10.8 days).

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Average UV index in January
Wyomissing, PA

Average UV index in January - Wyomissing, 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).

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Average cloud cover in January
Wyomissing, PA

Average cloud cover in January - Wyomissing, PA
  • Average cloud cover in January: 48

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in January
Wyomissing, PA

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

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

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Wyomissing, Pennsylvania, USA

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