Weather in Sapporo in December 2025
Average weather
Average temperature in Sapporo in December
The expected average maximum temperature in December is +2°C with a maximum of +11°C and a minimum of -12°C.
The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from -1°C to -1°C.
Is Sapporo warm or cold in December?
Sapporo is typically cool in December.
Maximum temperatures go down compared to the previous month from +8°C to +1°C. The minimum temperature also goes down from +1°C to -5°C.
Pack a sweater and a jacket as there will be cooler temperatures.
December is one of the coolest months in Sapporo, here is the comparison with other months:
Climate in Sapporo in December
| November | December | January | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +8°C | +1°C | -1°C | ||||
| Min. temperature | ||||||
| -12°C | -19°C | -25°C | ||||
| Max. temperature | ||||||
| +21°C | +15°C | +8°C | ||||
| Rainfall | ||||||
| 77 mm | 24 mm | 8 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 2 m/s | ||||
| Humidity | ||||||
| 71% | 71% | 72% | ||||
| Air pressure | ||||||
| 1015 HPa | 1013 HPa | 1013 HPa | ||||
| Sunny days | ||||||
| 1 | 0 | 0 | ||||
| Cloudy days | ||||||
| 9 | 9 | 12 | ||||
| Rainy days | ||||||
| 12 | 3 | 1 | ||||
| Snowy days | ||||||
| 8 | 19 | 18 | ||||
December weather is still as ok as in November. It’s getting colder in December. From +8°C in the day, the average maximum temperature lowers to +1°C. As December arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 77 mm to 24 mm. Humidity levels don’t change as the month goes on, averaging around 71%. The average wind speed doesn’t change much during December, staying around 3 m/s. The days becoming less sunny, going from 1 sunny days in November to 0 in December.
January brings much the same weather, it remains ok.
Wind
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Sapporo is gradually decreasing during December, going from 3 m/s to 2 m/s over the course of the month.
Rain
Snow
December is one of the snowiest months in Sapporo.
Here’s how December is compared with other months in the amount of snow, total mm:
How was the weather last December in Sapporo?
Climate Change over Years
The climate in Sapporo in December has not changed much over the last 43 years.
The average temperature was the lowest in 1986 (+11°C) and the highest in 2023 (+14°C). The driest year was 1984 with only 543 mm of rainfall, and the wettest year was 1981 with 1357 mm.
FAQ
Is December a good time to visit Sapporo?
Can you sunbathe in Sapporo in December?
Is Sapporo rainy in December?
Is it sunny in Sapporo in December?
Other cities in Japan
Monthly weather in Sapporo
Source of the data
For this page, we’ve looked at the typical weather in Sapporo, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
