Great Smoky Mountains National Park Weather in March

Great Smoky Mountains National Park in March sees moderate temperatures, with highs around 12°C (54°F) and overnight lows of -1°C (30°F). Snow/rainfall is fairly high at around 148 mm (5.8 in) on average, so pack waterproofs just in case.

Rainfall in Great Smoky Mountains National Park in March

Historically, approximately 15 days this month are expected to have snow/rain, averaging 148 mm (5.8 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Great Smoky Mountains National Park in March

Daytime highs in Great Smoky Mountains National Park in March reach 12°C (54°F), with nights around -1°C (30°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of -1°C (30°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold.

Sunshine in Great Smoky Mountains National Park in March

The city usually sees around 209 hours of sunlight, indicating many sunny days despite the cool temperatures, making it a good month for sightseeing.

If you prefer dry days with pleasant temperatures, March may not be the ideal month to visit Great Smoky Mountains National Park. Our weather planner can help you explore destinations with more pleasant weather conditions.