January weather forecast
West Grove, PA

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Weather in January

January, like December, in West Grove, Pennsylvania, is a wintry winter month, with an average temperature ranging between max 36.9°F (2.7°C) and min 24.6°F (-4.1°C).

Temperature

January stands out as West Grove's coldest month, with an average high-temperature of 36.9°F (2.7°C) and a low-temperature of 24.6°F (-4.1°C).

Humidity

In West Grove, the average relative humidity in January is 76%.

Rainfall

January, September and November are months with the least rain in West Grove when the rain falls for 5.9 days and typically aggregates up to 0.87" (22mm) of rain.

Snowfall

Months with snowfall in West Grove, Pennsylvania, are January through May, November and December. In January, in West Grove, it is snowing for 5.1 days. Throughout January, 1.18" (30mm) of snow is accumulated. Throughout the year, there are 15.4 snowfall days, and 4.33" (110mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 44min.
On the first day of the month, sunrise is at 7:24 am and sunset at 4:48 pm. On the last day of January, sunrise is at 7:12 am and sunset at 5:20 pm EST.

Sunshine

In January, the average sunshine in West Grove is 5h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in West Grove. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

What month is the coldest in West Grove?

West Grove's January weather reaches an average high of 36.9°F (2.7°C) and an average low of 24.6°F (-4.1°C), making it the coldest month.

How cold is it in West Grove in January?

In West Grove, in January, the average high-temperature is 36.9°F (2.7°C), and the average low-temperature is 24.6°F (-4.1°C).

What is the average humidity in January in West Grove?

In January, the average relative humidity is 76%.

What is the driest month in West Grove?

The months with the least rainfall in West Grove are January, September and November Rain falls for 5.9 days and accumulates 0.87" (22mm) of rain.

How much does it rain in West Grove in January?

In West Grove, in January, during 5.9 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

How many days does it snow in January in West Grove?

In West Grove, Pennsylvania, in January, snow falls for 5.1 days, with typically accumulated 1.18" (30mm) of snow.

How many hours of daylight does West Grove have in January?

In West Grove, Pennsylvania, the average day length in January is 9h and 44min.

When are sunrise and sunset in January in West Grove?

On the first day of January in West Grove, Pennsylvania, sunrise is at 7:24 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:20 pm EST.

How long on average sun shines in January in West Grove?

The average sunshine duration in January in West Grove, Pennsylvania, is 5h.

What are the months with the lowest UV index in West Grove?

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 intensity in January in West Grove?

The average daily maximum UV index in January in West Grove is 2. A UV Index of 2, and less, symbolizes a low health risk 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
West Grove, PA

Average temperature in January - West Grove, PA
  • Average high temperature in January: 36.9°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in January: 24.6°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

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Average pressure in January
West Grove, PA

Average pressure in January - West Grove, 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
West Grove, PA

Average wind speed in January - West Grove, PA
  • Average wind speed in January: 8.7mph

The windiest months (with the highest average wind speed) are February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in January
West Grove, PA

Average humidity in January - West Grove, PA
  • Average humidity in January: 76%

The months with the highest relative humidity are February, May, September, October and December (79%).
The months with the lowest relative humidity are March and April (75%).

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Average rainfall in January
West Grove, PA

Average rainfall in January - West Grove, PA
  • Average rainfall in January: 0.87"

The wettest month (with the highest rainfall) is August (1.93").
The driest months (with the least rainfall) are January, September and November (0.87").

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Average rainfall days in January
West Grove, PA

Average rainfall days in January - West Grove, PA
  • Average rainfall days in January: 5.9 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (5.9 days).

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Average snowfall in January
West Grove, PA

Average snowfall in January - West Grove, PA
  • Average snowfall in January: 1.18"

The month with the highest snowfall is March (1.26").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
West Grove, PA

Average snowfall days in January - West Grove, PA
  • Average snowfall days in January: 5.1 days

The month with the highest number of snowfall days is January (5.1 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
West Grove, PA

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

The month with the longest days is June (Average daylight: 14h and 54min).
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 48min).

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Average sunshine days in January
West Grove, PA

Average sunshine days in January - West Grove, PA
  • Average sunshine days in January: 20.3 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (12.9 days).

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Average UV index in January
West Grove, PA

Average UV index in January - West Grove, 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).

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Average cloud cover in January
West Grove, PA

Average cloud cover in January - West Grove, PA
  • Average cloud cover in January: 45

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

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Average visibility in January
West Grove, PA

Average visibility in January - West Grove, PA
  • Average visibility in January: 6mi

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

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West Grove, Pennsylvania, USA

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