Mount Olympus National Park Weather in December

Mount Olympus National Park in December sees low daytime temperatures of 11°C (52°F) and nighttime lows of 5°C (41°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.

Rainfall in Mount Olympus National Park in December

Prepare for the wettest month with an umbrella to protect yourself from frequent rain. You can expect rain on around 12 days based on historical patterns, with 128 mm (5 in) average for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Mount Olympus National Park in December

December in Mount Olympus National Park brings low temperatures, with highs of 11°C (52°F) and nights around 5°C (41°F). December is known for being in the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With overnight lows of 5°C (41°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Mount Olympus National Park in December

The month brings about 101 hours of sunlight, offering a comfortable mix of sun and overcast.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Mount Olympus National Park.