Great Smoky Mountains National Park vs Lassen Volcanic National Park in December

Great Smoky Mountains National Park is the better pick in December — 66 vs 50 on SeasonMap's comfort score. Great Smoky Mountains National Park is cold, soaked, clean air, while Lassen Volcanic National Park is freezing, soaked, clean air.

Great Smoky Mountains National Park vs Lassen Volcanic National ParkDecember climate, side by side

Great Smoky Mountains National ParkLassen Volcanic National Park
Comfort score66/100 (C)50/100 (D)
Feels-like high6°C-2°C
Avg high / low9° / 0°2° / -6°
Rainfall176 mm189 mm
Rainy days1012
Humidity77%79%
Air quality (AQI)3136

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Great Smoky Mountains National Park vs Lassen Volcanic National Park in December — FAQ

Is December better in Great Smoky Mountains National Park or Lassen Volcanic National Park?
Great Smoky Mountains National Park is the better pick in December — 66 vs 50 on SeasonMap's comfort score. Great Smoky Mountains National Park is cold, soaked, clean air, while Lassen Volcanic National Park is freezing, soaked, clean air.
What is the weather like in Great Smoky Mountains National Park vs Lassen Volcanic National Park in December?
In December, Great Smoky Mountains National Park averages 9°C high / 0°C low with about 176 mm of rain; Lassen Volcanic National Park averages 2°C high / -6°C low with about 189 mm.