March Weather in Harlan, United States

Last updated: June 24, 2025

In March, the average temperature in Harlan, United States hovers around 4°C (40°F), with a striking range from a chilly -13°C (9°F) to a warm 25°C (77°F). Expect a fair amount of rain, as 101 mm (4.0 in) of precipitation typically falls over 11 days. Don't forget your raincoat—average humidity is high at 86%!

March Temperature in Harlan

In March in Harlan, the average temperature is 4°C (40°F). Maximum temperatures can reach 25°C (77°F), while minimums can drop as low as -13°C (9°F). It's advisable to pack layers to stay comfortable in the unpredictable weather during your travels.

March Weather in Harlan: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Harlan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harlan, March typically has an average temperature of 4°C (40°F), with highs reaching up to 25°C (77°F) and lows dropping to around -13°C (9°F).

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

March Precipitation in Harlan

In Harlan in March, the precipitation amount is 101 mm (4.0 in) spread over 11 days.

March Precipitation Trends in Harlan

The chart displays monthly precipitation patterns in Harlan, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Harlan, March typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Harlan

In Harlan in March humidity is 86%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel cumbersome as you navigate through a thick, heavy air that clings to your skin.

March Average Humidity in Harlan

This chart illustrates the average monthly humidity levels in Harlan, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Harlan is approximately 86%, offering insight into how humid the weather typically is during this month.

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

March UV Index in Harlan

In Harlan in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Harlan, you can refer to this Hourly UV Index in Harlan.

Maximum UV Index Levels in Harlan for March

The chart shows the monthly maximum UV Index (UVI) for Harlan in March, 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 March, the maximum UV index in Harlan typically reaches 6, which falls under the high exposure category.

Data source: Harlan March 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 March Weather in Harlan Compares to Other Months

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

This table compares monthly weather conditions in Harlan, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (28°F)	72 mm (2.9 inches)	85%	moderate
February Weather	-1°C (30°F)	76 mm (3.0 inches)	85%	moderate
March Weather	4°C (40°F)	101 mm (4.0 inches)	86%	high
April Weather	9°C (49°F)	96 mm (3.8 inches)	87%	very high
May Weather	17°C (62°F)	129 mm (5.1 inches)	81%	very high
June Weather	22°C (72°F)	126 mm (5.0 inches)	82%	very high
July Weather	24°C (76°F)	104 mm (4.1 inches)	81%	very high
August Weather	23°C (73°F)	100 mm (3.9 inches)	79%	very high
September Weather	20°C (68°F)	64 mm (2.5 inches)	78%	very high
October Weather	13°C (56°F)	104 mm (4.1 inches)	81%	high
November Weather	5°C (41°F)	81 mm (3.2 inches)	89%	moderate
December Weather	1°C (34°F)	59 mm (2.3 inches)	86%	low