The weather in December in Amami Ōshima

It's pleasantly warm in December in Amami Ōshima with an average temperature of 20°C. Temperatures this month range from a low of 17°C to a high of 22°C. At night, you can expect temperatures between 14°C and 18°C.

Looking for sun? December isn’t a good month to be in Amami Ōshima. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Amami Ōshima, Japan. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 28°C in 2018, Amami Ōshima reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 12°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 9°C to a highest value of 24°C.

Rainfall amount

In December, there is an average of 164 mm of precipitation, spread over 19 days. The wind speed is around 4 Bft, mostly coming from the Southwest.

Daily weather in December for Amami Ōshima

Click on any day in December to get detailed info about the usual weather on that day in Amami Ōshima. Check out the historical temperatures and precipitation over the past 10 years on this day.

December weather comparison

  Amami Ōshima New York
Average temperature 20°C 9°C
Max. temperature 22°C 12°C
Min. temperature 14°C -5°C
Total precipitation 164 mm 133 mm
Rainy days 19 days 17 days

Start of December

The month of December starts in Amami Ōshima with mild temps, averaging around 21°C during the day and nights around 17°C.

Mid December

By mid-December, daytime temps drop to around 20°C, with nights around 15°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

End of December

By the end of December, the average daytime temperature in Amami Ōshima is around 19°C, while nighttime temps are about 15°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

UV index

The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

The typhoon season in Amami Ōshima runs from June to November.

Check out the climate of Amami Ōshima for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in December in Amami Ōshima, Japan. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in December in Amami Ōshima

Temperature in December in Amami Ōshima over the years

Precipitation charts

These charts show the average amount of precipitation in December in Amami Ōshima, Japan. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in December in Amami Ōshima

Total precipitation in December in Amami Ōshima over the years

Daily UV index in December in Amami Ōshima

This chart shows the average daily UV index in December in Amami Ōshima, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in December in Amami Ōshima

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Average weather in Amami Ōshima by month

Click on a month below to see detailed weather info for Amami Ōshima. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.