January weather forecast
Southwest Greensburg, PA

Share

Weather in January

January, the same as December, is a wintry winter month in Southwest Greensburg, Pennsylvania, with an average temperature varying between 20.3°F (-6.5°C) and 32.9°F (0.5°C).

Temperature

In Southwest Greensburg, the month of January registers the lowest temperatures, averaging 32.9°F (0.5°C) at the peak and 20.3°F (-6.5°C) at the lowest.

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 85%.

Rainfall

In Southwest Greensburg, in January, during 9.8 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. Throughout the year, in Southwest Greensburg, there are 186 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall in Southwest Greensburg is January, when snow falls for 17.6 days and typically aggregates up to 6.65" (169mm) of snow.

Daylight

In Southwest Greensburg, the average length of the day in January is 9h and 41min.
On the first day of January, sunrise is at 7:40 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:34 pm EST.

Sunshine

With an average of 3h of sunshine, January has the least sunshine of the year.

UV index

In January, the average daily maximum UV index in Southwest Greensburg is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The UV index of 2 during January translates into the following guidance:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
[Resources]

Frequently asked questions

What are the coldest months in Southwest Greensburg?

In Southwest Greensburg, January is the month with the lowest recorded average temperatures, measuring a high of 32.9°F (0.5°C) and a low of 20.3°F (-6.5°C).

How cold is January in Southwest Greensburg?

During January, Southwest Greensburg experiences an average high-temperature of 32.9°F (0.5°C) and a low-temperature of 20.3°F (-6.5°C).

What are the most humid months in Southwest Greensburg?

January and February, with an average relative humidity of 85%, are most humid months.

What is the average humidity in January in Southwest Greensburg?

The average relative humidity in January is 85%.

How many days does it rain in January in Southwest Greensburg?

In January, the rain falls for 9.8 days. Throughout January, 2.64" (67mm) of precipitation is accumulated.

What is the snowiest month in Southwest Greensburg?

January is the month with the most snowfall in Southwest Greensburg. Snow falls for 17.6 days and accumulates 6.65" (169mm) of snow.

How many days does it snow in January in Southwest Greensburg?

In Southwest Greensburg, Pennsylvania, in January, during 17.6 snowfall days, 6.65" (169mm) of snow is typically accumulated.

What is the average length of the day in January in Southwest Greensburg?

In January, the average day length in Southwest Greensburg, Pennsylvania, is 9h and 41min.

When are sunrise and sunset in January in Southwest Greensburg?

In January, on the first day of the month, sunrise is at 7:40 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:34 pm EST.

What is the month with the least sunshine in Southwest Greensburg?

With an average of 3h of sunshine, January has the least sunshine of the year in Southwest Greensburg.

How many hours of sunshine does Southwest Greensburg have in January?

In January, the average sunshine duration in Southwest Greensburg is 3h.

What is the UV index reading in January in Southwest Greensburg?

In January, the average daily maximum UV index in Southwest Greensburg is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Southwest Greensburg, PA

Average temperature in January - Southwest Greensburg, PA
  • Average high temperature in January: 32.9°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in January: 20.3°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

[Resources]

Average pressure in January
Southwest Greensburg, PA

Average pressure in January - Southwest Greensburg, PA
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

[Resources]

Average wind speed in January
Southwest Greensburg, PA

Average wind speed in January - Southwest Greensburg, PA
  • Average wind speed in January: 8.5mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

[Resources]

Average humidity in January
Southwest Greensburg, PA

Average humidity in January - Southwest Greensburg, PA
  • Average humidity in January: 85%

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, July and August (77%).

[Resources]

Average rainfall in January
Southwest Greensburg, PA

Average rainfall in January - Southwest Greensburg, PA
  • Average rainfall in January: 2.64"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is November (2.01").

[Resources]

Average rainfall days in January
Southwest Greensburg, PA

Average rainfall days in January - Southwest Greensburg, PA
  • Average rainfall days in January: 9.8 days

The month with the highest number of rainy days is May (20.9 days).
The month with the least rainy days is January (9.8 days).

[Resources]

Average snowfall in January
Southwest Greensburg, PA

Average snowfall in January - Southwest Greensburg, PA
  • Average snowfall in January: 6.65"

The month with the highest snowfall is January (6.65").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in January
Southwest Greensburg, PA

Average snowfall days in January - Southwest Greensburg, PA
  • Average snowfall days in January: 17.6 days

The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Southwest Greensburg, PA

Average daylight in January / Average sunshine in January - Southwest Greensburg, 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: 3h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

[Resources]

Average sunshine days in January
Southwest Greensburg, PA

Average sunshine days in January - Southwest Greensburg, PA
  • Average sunshine days in January: 6.4 days

The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.4 days).

[Resources]

Average UV index in January
Southwest Greensburg, PA

Average UV index in January - Southwest Greensburg, PA
  • Average UV index in January: 2

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

[Resources]

Average cloud cover in January
Southwest Greensburg, PA

Average cloud cover in January - Southwest Greensburg, PA
  • Average cloud cover in January: 70

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).

[Resources]

Average visibility in January
Southwest Greensburg, PA

Average visibility in January - Southwest Greensburg, PA
  • Average visibility in January: 4mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

[Resources]

Southwest Greensburg, Pennsylvania, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location