January weather forecast
Calvert, PA

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Weather in January

January, like December, is another subzero cold winter month in Calvert, Pennsylvania, with temperature in the range of an average high of 30.7°F (-0.7°C) and an average low of 19°F (-7.2°C).

Temperature

Calvert's coldest weather arrives in January, when temperatures average a high of 30.7°F (-0.7°C) and a low of 19°F (-7.2°C).

Humidity

In Calvert, the average relative humidity in January is 81%.

Rainfall

In Calvert, in January, during 9.1 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. Throughout the year, there are 170.2 rainfall days, and 32.2" (818mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Calvert, in January, during 11.8 snowfall days, 4.72" (120mm) of snow is typically accumulated. In Calvert, during the entire year, snow falls for 41.9 days and aggregates up to 19.76" (502mm) of snow.

Daylight

In Calvert, Pennsylvania, the average length of the day in January is 9h and 35min.
On the first day of January, sunrise is at 7:33 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:22 pm EST.

Sunshine

The average sunshine in January is 3.8h.

UV index

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 2 during January translates into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Calvert experiences its average lowest temperatures in January, reaching a peak of 30.7°F (-0.7°C) and a minimum of 19°F (-7.2°C).

How cold is it in January?

Calvert in January has an average high-temperature of 30.7°F (-0.7°C) and an average low-temperature of 19°F (-7.2°C).

What is the average humidity in January?

In January, the average relative humidity in Calvert is 81%.

How many days does it rain in January?

In Calvert, Pennsylvania, in January, during 9.1 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

How many days does it snow in January?

In Calvert, during January, snow falls for 11.8 days and regularly aggregates up to 4.72" (120mm) of snow.

How many hours of daylight does Calvert have in January?

In January, the average day length is 9h and 35min.

When is the sunrise / sunset in January in Calvert?

On the first day of January, sunrise is at 7:33 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:22 pm EST.

How many hours of sunshine does Calvert have in January?

The average sunshine duration in January is 3.8h.

What is the UV index reading in January?

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Calvert, PA

Average temperature in January - Calvert, PA
  • Average high temperature in January: 30.7°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in January: 19°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure in January
Calvert, PA

Average pressure in January - Calvert, 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).

Average wind speed in January
Calvert, PA

Average wind speed in January - Calvert, PA
  • Average wind speed in January: 7.6mph

The windiest months (with the highest average wind speed) are January, March and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in January
Calvert, PA

Average humidity in January - Calvert, PA
  • Average humidity in January: 81%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (77%).

Average rainfall in January
Calvert, PA

Average rainfall in January - Calvert, PA
  • Average rainfall in January: 2.05"

The wettest month (with the highest rainfall) is July (3.43").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in January
Calvert, PA

Average rainfall days in January - Calvert, PA
  • Average rainfall days in January: 9.1 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (8.8 days).

Average snowfall in January
Calvert, PA

Average snowfall in January - Calvert, PA
  • Average snowfall in January: 4.72"

The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Calvert, PA

Average snowfall days in January - Calvert, PA
  • Average snowfall days in January: 11.8 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

Average sunshine days in January
Calvert, PA

Average sunshine days in January - Calvert, PA
  • Average sunshine days in January: 13.6 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in January
Calvert, PA

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

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in January
Calvert, PA

Average cloud cover in January - Calvert, PA
  • Average cloud cover in January: 59

The months with the most cloud cover are January, February and December (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in January
Calvert, PA

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

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

Calvert, Pennsylvania, USA

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