January Weather in Greensburg, United States

Last updated: June 24, 2025

In January, the average temperature in Greensburg, United States hovers around 11°C (52°F). However, be prepared for a wide range of temperatures, with minimums dipping to -10°C (14°F) and maximums soaring to 28°C (82°F). Expect 123 mm (4.8 in) of precipitation spread over approximately 8 days, accompanied by a high average humidity of 83%.

January Temperature in Greensburg

In January in Greensburg, the average temperature is 11°C (52°F). Maximum temperatures can reach 28°C (82°F), while minimums can drop as low as -10°C (14°F). Be prepared for a wide range of temperatures to fully enjoy your travel experience.

January Weather in Greensburg: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Greensburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greensburg, January typically has an average temperature of 11°C (52°F), with highs reaching up to 28°C (82°F) and lows dropping to around -10°C (14°F).

Data source: Temperature data for Greensburg generated using information from the Copernicus Climate Change Service.

January Precipitation in Greensburg

In Greensburg in January, the precipitation amount is 123 mm (4.8 in) distributed over 8 days.

January Precipitation Trends in Greensburg

The chart displays monthly precipitation patterns in Greensburg, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Greensburg, January typically receives around 123 mm (4.8 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Greensburg

In Greensburg in January humidity is 83%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, often leading travelers to seek shelter indoors or to dress in layered clothing to stay warm while exploring the area.

January Average Humidity in Greensburg

This chart illustrates the average monthly humidity levels in Greensburg, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Greensburg is approximately 83%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Greensburg

In Greensburg in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Greensburg.

Maximum UV Index Levels in Greensburg for January

The chart shows the monthly maximum UV Index (UVI) for Greensburg in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Greensburg typically reaches 5, which falls under the moderate exposure category.

Data source: Greensburg January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Greensburg Compares to Other Months

Weather in Greensburg varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Greensburg, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Greensburg, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	123 mm (4.8 inches)	83%	moderate
February Weather	14°C (58°F)	127 mm (5.0 inches)	83%	very high
March Weather	17°C (64°F)	96 mm (3.8 inches)	80%	very high
April Weather	19°C (67°F)	156 mm (6.1 inches)	81%	extreme
May Weather	24°C (75°F)	164 mm (6.5 inches)	81%	extreme
June Weather	26°C (80°F)	173 mm (6.8 inches)	78%	extreme
July Weather	27°C (81°F)	178 mm (7.0 inches)	79%	extreme
August Weather	27°C (81°F)	187 mm (7.4 inches)	79%	extreme
September Weather	26°C (79°F)	130 mm (5.1 inches)	79%	very high
October Weather	22°C (71°F)	119 mm (4.7 inches)	77%	very high
November Weather	15°C (59°F)	85 mm (3.4 inches)	85%	high
December Weather	13°C (55°F)	131 mm (5.2 inches)	88%	moderate