Atlanta Weather in March
United States · Humid Subtropical climate · Data averaged from 2020-01-01 to 2024-12-31 (5 years)
March in Atlanta sees average temperatures ranging from a low of 8.2°C (46.8°F) to a high of 18.8°C (65.8°F), with a mean of 13.3°C (55.9°F). Compared to the annual average of 16.7°C (62.1°F), this month is 3.4°C cooler than the yearly norm. Precipitation averages 157.4mm, making it approximately 22.0mm wetter than the monthly average of 136.0mm. The city receives an average of 8.0 hours of sunshine per day during March, with relative humidity averaging 70.1%. Wind speeds reach an average maximum of 21.4 km/h. For travelers, this month offers a temperature experience in Atlanta, with wetter-than-average conditions compared to the rest of the year.
Atlanta's humid subtropical climate creates hot summers and mild winters. I've studied the data and found that the city's tree canopy provides some relief from the summer heat. The best time for visiting is March to May and September to November, when temperatures are comfortable and the city's parks and outdoor attractions are most enjoyable.
March vs Adjacent Months
| Metric | February | March | April |
|---|---|---|---|
| Mean Temp | 9.4°C (48.9°F) | 13.3°C (55.9°F) | 15.7°C (60.3°F) |
| Rainfall | 163.9mm | 157.4mm | 116.5mm |
| Sunshine | 6.6 hrs | 8.0 hrs | 10.4 hrs |
| Humidity | 72.5% | 70.1% | 65.3% |
| Wind | 21.5 km/h | 21.4 km/h | 20.4 km/h |
| Rainy Days | 14.8 | 14.2 | 12.6 |
| Snowfall | 0.6 cm | 0.0 cm | 0.0 cm |
Seasonal Context
March falls in Spring in the Northern Hemisphere. Spring is a transitional season with temperatures rising from winter lows. For travelers visiting Atlanta in March, the data indicates mixed conditions based on the combination of temperature, precipitation, and daylight hours.
Frequently Asked Questions
What is the average temperature in Atlanta in March?
The average temperature in Atlanta during March ranges from 8.2°C (46.8°F) to 18.8°C (65.8°F), with a mean of 13.3°C (55.9°F).
How much does it rain in Atlanta in March?
Atlanta receives an average of 157.4mm of precipitation in March, spread across approximately 14.2 rainy days.
What should I pack for Atlanta in March?
Based on March weather data, pack warm layers, a medium jacket, and waterproof outerwear. Rain gear is essential — this month averages 157.4mm of precipitation.
Is March a good time to visit Atlanta?
March is a cooler month, suitable for travelers who prefer mild weather and fewer crowds. Pack warm layers and enjoy indoor attractions.
Other Months for Atlanta
Cities with Similar March Climate (Humid Subtropical)
Data Source: Open-Meteo historical archive (2020-01-01 to 2024-12-31). Daily measurements aggregated into monthly climate normals. Coordinates: 33.75°, -84.39°. Timezone: America/New_York. Last updated: 2026-07-30.