March Weather in Newnan, United States

Last updated: June 24, 2025

In March, the average temperature in Newnan, United States hovers around 14°C (57°F). Be prepared for a wide range, as the temperature can dip to a minimum of -5°C (22°F) or soar to a warm 30°C (86°F). Expect about 119 mm (4.7 in) of precipitation spread over 13 days, contributing to an average humidity level of 83%.

March Temperature in Newnan

In March in Newnan, the average temperature is 14°C (57°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop as low as -5°C (22°F). Be prepared for a wide range of temperatures, as layered clothing may be essential for your travels.

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

The chart illustrates March temperature patterns in Newnan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Newnan, March typically has an average temperature of 14°C (57°F), with highs reaching up to 30°C (86°F) and lows dropping to around -5°C (22°F).

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

March Precipitation in Newnan

In Newnan in March, the precipitation amount is 119 mm (4.7 in) spread over 13 days.

March Precipitation Trends in Newnan

The chart displays monthly precipitation patterns in Newnan, 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 Newnan, March typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 13 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 Newnan

In Newnan in March, humidity is 83%. With an average temperature of 14°C (57°F), this humidity feels like you're stepping into a warm, damp embrace that can make outdoor activities quite uncomfortable, often leaving you sweaty and exhausted if you're not prepared with plenty of water and breathable clothing.

March Average Humidity in Newnan

This chart illustrates the average monthly humidity levels in Newnan, 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 Newnan is approximately 83%, 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 Newnan

In Newnan in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Newnan.

Maximum UV Index Levels in Newnan for March

The chart shows the monthly maximum UV Index (UVI) for Newnan 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 Newnan typically reaches 8, which falls under the very high exposure category.

Data source: Newnan 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 Newnan Compares to Other Months

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

This table compares monthly weather conditions in Newnan, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	106 mm (4.2 inches)	86%	moderate
February Weather	11°C (52°F)	142 mm (5.6 inches)	84%	high
March Weather	14°C (57°F)	119 mm (4.7 inches)	83%	very high
April Weather	17°C (63°F)	122 mm (4.8 inches)	81%	very high
May Weather	22°C (71°F)	90 mm (3.5 inches)	81%	extreme
June Weather	25°C (77°F)	118 mm (4.6 inches)	81%	extreme
July Weather	26°C (80°F)	113 mm (4.4 inches)	83%	extreme
August Weather	26°C (79°F)	132 mm (5.2 inches)	81%	very high
September Weather	24°C (75°F)	106 mm (4.2 inches)	82%	very high
October Weather	19°C (66°F)	115 mm (4.5 inches)	78%	very high
November Weather	11°C (53°F)	80 mm (3.2 inches)	86%	high
December Weather	9°C (49°F)	142 mm (5.6 inches)	89%	moderate