Hallasan National Park
December
Weather in Hallasan National Park for December 2025
Your guide to Hallasan National Park weather in December - trends and predictions
Until now, December 2025 in Hallasan National Park has been nearly identical to the historical average, with a temperature of 11.7 °C (showing only a slight deviation of 0.5 °C).
The forecast for the next days in Hallasan National Park predicts temperatures to be around 11 °C, close to the historical average.
In general, the average temperature in Hallasan National Park at the beginning of December is 11.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 7.7 °C by the end of December.
The climate of Hallasan National Park in December is notably wet, with an average of 12 rainy days, and a total of 33.8 mm of precipitation.
Temperatures
Rain 🌧️
19
Dry days
12
Rainy days
0
Snow days
9°/6°
Temperatures
28 km/h
Avg max wind
64 %
Avg humidity
Hallasan National Park Weather December
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Temperatures trend during December in Hallasan National Park
See the weather trend as well as the moving average line
December weather in Hallasan National Park day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 15° /8° | 0.2 mm | 4 | |
| 2 Dec. | Patchy rain possible | 13° /8° | 0.2 mm | 4 | |
| 3 Dec. |  Partly cloudy | 8° /5° | 1.7 mm | 3 | |
| 4 Dec. | Patchy rain possible | 10° /5° | 0.3 mm | 3 | |
| 5 Dec. | Patchy rain possible | 10° /6° | 0.4 mm | 3 | |
| 6 Dec. | Patchy rain possible | 11° /7° | 0.1 mm | 3 | |
| 7 Dec. | Light rain shower | 13° /8° | 1.2 mm | 4 | |
| 8 Dec. | Patchy rain possible | 10° /6° | 0.9 mm | 3 | |
| 9 Dec. | Patchy rain possible | 10° /6° | 0.1 mm | 3 | |
| 10 Dec. |  Sunny | 12° /6° | 0 mm | 4 | |
| 11 Dec. | Patchy rain possible | 12° /7° | 1.8 mm | 3 | |
| 12 Dec. | Partly cloudy | 10° /6° | 0 mm | 3 | |
| 13 Dec. | Light rain shower | 11° /7° | 6.1 mm | 3 | |
| 14 Dec. | Light rain shower | 7° /6° | 2.7 mm | 2 | |
| 15 Dec. | Sunny | 9° /7° | 0 mm | 0.5 | |
| 16 Dec. | Partly cloudy | 14° /8° | 0 mm | 0.5 | |
| 17 Dec. | Patchy rain possible | 13° /7° | 1.8 mm | 0.2 | |
| 18 Dec. | Sunny | 11° /6° | 0 mm | 0.5 | |
| 19 Dec. |  Overcast | 15° /8° | 0 mm | 3 | |
| 20 Dec. | Patchy rain possible | 17° /13° | 0.2 mm | 3 | |
| 21 Dec. | Patchy rain possible | 15° /13° | 0.6 mm | 3 | |
| 22 Dec. |  Heavy rain | 16° /8° | 20.9 mm | 3 | |
| 23 Dec. | Patchy rain possible | 8° /8° | 0.4 mm | 2 | |
| 24 Dec. | Sunny | 10° /7° | 0 mm | 3 | |
| 25 Dec. |  Cloudy | 7° /5° | 0 mm | 2 | |
| 26 Dec. | Patchy rain possible | 8° /6° | 0 mm | 2 | |
| 27 Dec. | Patchy rain possible | 5° /4° | 1.4 mm | 2 | |
| 28 Dec. | Patchy rain possible | 5° /4° | 0.2 mm | 1 | |
| 29 Dec. | Patchy rain possible | 8° /4° | 0.2 mm | 2 | |
| 30 Dec. | Patchy rain possible | 11° /5° | 0.8 mm | 3 | |
| 31 Dec. | Patchy rain possible | 10° /4° | 0.1 mm | 3 | |
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Important Notice
Our weather forecast for Hallasan National Park in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Hallasan National Park forecast closer to your planned date for the most up-to-date weather information.
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Hallasan National Park in December - FAQ
What are the expected maximum and minimum temperatures in Hallasan National Park during December?
During December, expect a variety of temperatures with highs around 9° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hallasan National Park during December?
In December, Hallasan National Park can expect light to moderate rainfall, totaling 33.8 mm across approximately 12 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in Hallasan National Park in December 2025?
Hallasan National Park typically sees 0 cm of snowfall during December.
What are the typical wind conditions in Hallasan National Park during December?
The average wind speed in Hallasan National Park during December is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Hallasan National Park
Explore the daily rainfall trends and prepare for Hallasan National Parks December weather 💧
Typically, Hallasan National Park has 12 rainy days in December with a total of 33.8 mm of rainfall.
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Where is Hallasan National Park?Get accurate weather forecasts for Hallasan National Park, located at latitude 33.372 and longitude 126.558. Stay updated with localized weather information tailored for Hallasan National Park.
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