January weather forecast
Saint Petersburg, PA

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Weather in January

January, the same as December, in Saint Petersburg, Pennsylvania, is a freezing cold winter month, with an average temperature fluctuating between 30.6°F (-0.8°C) and 18.1°F (-7.7°C).

Temperature

In Saint Petersburg, the lowest average temperatures are observed in January, with a high of 30.6°F (-0.8°C) and a low of 18.1°F (-7.7°C).

Humidity

In January, the average relative humidity in Saint Petersburg is 87%.

Rainfall

In Saint Petersburg, during January, the rain falls for 8.4 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, there are 176.8 rainfall days, and 34.57" (878mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Saint Petersburg. January is the month with the most snowfall. Snow falls for 17.4 days and accumulates 6.42" (163mm) of snow.

Daylight

In January, the average length of the day is 9h and 37min.
On the first day of January, sunrise is at 7:43 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:33 pm EST.

Sunshine

With an average of 2.4h of sunshine, January has the least sunshine of the year.

UV index

In Saint Petersburg, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

What is the coldest time of year in Saint Petersburg?

Saint Petersburg experiences its lowest temperatures in January, with an average peak of 30.6°F (-0.8°C) and a low of 18.1°F (-7.7°C).

How cold is it in Saint Petersburg in January?

During January, Saint Petersburg experiences an average high-temperature of 30.6°F (-0.8°C) and a low-temperature of 18.1°F (-7.7°C).

What is the average humidity in January in Saint Petersburg?

The average relative humidity in January is 87%.

How much does it rain in Saint Petersburg in January?

In January, in Saint Petersburg, the rain falls for 8.4 days. Throughout January, 2.36" (60mm) of precipitation is accumulated.

What is the snowiest month in Saint Petersburg?

The month with the most snowfall in Saint Petersburg, Pennsylvania, is January, when snow falls for 17.4 days and typically aggregates up to 6.42" (163mm) of snow.

How much does it snow in Saint Petersburg in January?

In Saint Petersburg, Pennsylvania, in January, during 17.4 snowfall days, 6.42" (163mm) of snow is typically accumulated.

How many hours of daylight does Saint Petersburg have in January?

In January, the average day length in Saint Petersburg, Pennsylvania, is 9h and 37min.

When is the sunrise / sunset in January in Saint Petersburg?

On the first day of January in Saint Petersburg, sunrise is at 7:43 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:33 pm EST.

What is the month with the least sunshine in Saint Petersburg?

January has the least sunshine of the year in Saint Petersburg, with an average of 2.4h of sunshine.

How many hours of sunshine does Saint Petersburg have in January?

The average sunshine duration in January in Saint Petersburg is 2.4h.

What is the UV index reading in January in Saint Petersburg?

In January, the average daily maximum UV index in Saint Petersburg is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Saint Petersburg, PA

Average temperature in January - Saint Petersburg, PA
  • Average high temperature in January: 30.6°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in January: 18.1°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

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Average pressure in January
Saint Petersburg, PA

Average pressure in January - Saint Petersburg, PA
  • Average pressure in January: 30.1"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).

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Average wind speed in January
Saint Petersburg, PA

Average wind speed in January - Saint Petersburg, PA
  • Average wind speed in January: 8.1mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in January
Saint Petersburg, PA

Average humidity in January - Saint Petersburg, PA
  • Average humidity in January: 87%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is July (78%).

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Average rainfall in January
Saint Petersburg, PA

Average rainfall in January - Saint Petersburg, PA
  • Average rainfall in January: 2.36"

The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is November (2.17").

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Average rainfall days in January
Saint Petersburg, PA

Average rainfall days in January - Saint Petersburg, PA
  • Average rainfall days in January: 8.4 days

The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in January
Saint Petersburg, PA

Average snowfall in January - Saint Petersburg, PA
  • Average snowfall in January: 6.42"

The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Saint Petersburg, PA

Average snowfall days in January - Saint Petersburg, PA
  • Average snowfall days in January: 17.4 days

The month with the highest number of snowfall days is January (17.4 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
Saint Petersburg, PA

Average daylight in January / Average sunshine in January - Saint Petersburg, 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 18min).

  • Average sunshine in January: 2h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

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Average sunshine days in January
Saint Petersburg, PA

Average sunshine days in January - Saint Petersburg, PA
  • Average sunshine days in January: 9.8 days

The month with the most sunshine days is November (14 days).
The month with the least sunshine days is February (8.7 days).

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Average UV index in January
Saint Petersburg, PA

Average UV index in January - Saint Petersburg, 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).

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Average cloud cover in January
Saint Petersburg, PA

Average cloud cover in January - Saint Petersburg, PA
  • Average cloud cover in January: 75

The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 38).

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Average visibility in January
Saint Petersburg, PA

Average visibility in January - Saint Petersburg, PA
  • Average visibility in January: 4mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).

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Saint Petersburg, Pennsylvania, USA

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