January weather forecast
Colwyn, PA

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Weather in January

January, the same as December, is a wintry winter month in Colwyn, Pennsylvania, with temperature in the range of an average low of 25.7°F (-3.5°C) and an average high of 37.4°F (3°C).

Temperature

January proves to be the coldest month, recording an average maximum temperature of 37.4°F (3°C) and a minimum temperature of 25.7°F (-3.5°C).

Humidity

In Colwyn, the average relative humidity in January is 74%.

Rainfall

The month with the least rainfall is January, when the rain falls for 6.6 days and typically collects 1.46" (37mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In January, it is snowing for 3.3 days. Throughout January, 1.5" (38mm) of snow is accumulated. Throughout the year, there are 11.3 snowfall days, and 6.18" (157mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 43min.
On the first day of January, sunrise is at 7:22 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:18 pm EST.

Sunshine

The average sunshine in January is 5h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, an average UV index of 2 transforms into the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. When the Sun is at its strongest around midday, find shade and limit exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

January, with average temperatures reaching a high of 37.4°F (3°C) and a low of 25.7°F (-3.5°C), is the coldest month.

How cold is it in January?

The high-temperature, in January, in Colwyn, is 37.4°F (3°C), while the low-temperature averages to 25.7°F (-3.5°C).

What is the average humidity in January?

In Colwyn, the average relative humidity in January is 74%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 6.6 days and typically collects 1.46" (37mm) of precipitation.

How much does it rain in January?

In Colwyn, in January, it is raining for 6.6 days, with typically 1.46" (37mm) of accumulated precipitation.

How many days does it snow in January?

In Colwyn, in January, snow falls for 3.3 days, with typically accumulated 1.5" (38mm) of snow.

How many hours of daylight does Colwyn have in January?

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

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:18 pm EST.

How many hours of sunshine does Colwyn have in January?

In Colwyn, the average sunshine duration in January is 5h.

What are the months with the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index intensity in January?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from 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
Colwyn, PA

Average temperature in January - Colwyn, PA
  • Average high temperature in January: 37.4°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in January: 25.7°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in January
Colwyn, PA

Average pressure in January - Colwyn, PA
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Colwyn, PA

Average wind speed in January - Colwyn, PA
  • Average wind speed in January: 8.4mph

The windiest months (with the highest average wind speed) are February, March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in January
Colwyn, PA

Average humidity in January - Colwyn, PA
  • Average humidity in January: 74%

The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).

Average rainfall in January
Colwyn, PA

Average rainfall in January - Colwyn, PA
  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is August (2.95").
The driest month (with the least rainfall) is January (1.46").

Average rainfall days in January
Colwyn, PA

Average rainfall days in January - Colwyn, PA
  • Average rainfall days in January: 6.6 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in January
Colwyn, PA

Average snowfall in January - Colwyn, PA
  • Average snowfall in January: 1.5"

The month with the highest snowfall is March (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Colwyn, PA

Average snowfall days in January - Colwyn, PA
  • Average snowfall days in January: 3.3 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Colwyn, 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: 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 54min).

Average sunshine days in January
Colwyn, PA

Average sunshine days in January - Colwyn, PA
  • Average sunshine days in January: 20.8 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (12.1 days).

Average UV index in January
Colwyn, PA

Average UV index in January - Colwyn, 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).

Average cloud cover in January
Colwyn, PA

Average cloud cover in January - Colwyn, PA
  • Average cloud cover in January: 44

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

Average visibility in January
Colwyn, PA

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

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

Colwyn, Pennsylvania, USA

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