Sapporo, Hokkaido, Japan Climate Change Severity

43
High
The current climate change severity in Sapporo is High, with a 5.04% worsening in the climate score compared to last 15 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Sep. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Sapporo Weather Condition Changes (Historic Vs 2025)

2025
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Sapporo temperature has changed by around +8.4%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Sep. (Historical Vs 2025)

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
2923
-20.6%
cloudyCloudy
6228
-54.8%
rainyRainy
134118
-11.9%
snowySnowy
1427
92.8%
mistyMisty
00
0%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 15 years, Sapporo has experienced measurable shifts in key climate parameters, contributing to the current severity score of 43 (within the High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

43/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Sapporo experienced significant changes:

Temperature change of

+0.7 °C

Variation in annual rainfall

-9.8 %

Change in average humidity

-3.9 %

PM2.5 levels surged by

-22.9 %

Heatwave changed by

-5.3 day(s)

Coldwave changed by

-4.3 day(s)

Wind speeds changed by

-3.08 km/h

These indicators show that Sapporo is experiencing a more volatile and extreme climate, reinforcing the need for urgent intervention to mitigate risks. As the severity score rises, focus must shift to adaptation and emergency preparedness.

Check how we calculate Climate Change Severity
Based on data from Jan. to Sep.

Sapporo Weather Forecast 30 Days (October - November 2025)
Sapporo, Hokkaido, Japan

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Mon. 27, Oct.
moderate rainModerate rain
Temperature Icon12°/4°
Humidity Icon84%
Wind Icon34km/h
Tue. 28, Oct.
moderate rainModerate rain
Temperature Icon6°/3°
Humidity Icon67%
Wind Icon34km/h
Wed. 29, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon8°/1°
Humidity Icon74%
Wind Icon21km/h
Thu. 30, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon10°/0°
Humidity Icon74%
Wind Icon19km/h
Fri. 31, Oct.
moderate rainModerate rain
Temperature Icon13°/8°
Humidity Icon91%
Wind Icon16km/h
Sat. 1, Nov.
moderate rainModerate rain
Temperature Icon10°/9°
Humidity Icon94%
Wind Icon14km/h
Sun. 2, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon10°/6°
Humidity Icon79%
Wind Icon18km/h
Mon. 3, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon8°/2°
Humidity Icon66%
Wind Icon20km/h
Tue. 4, Nov.
sunnySunny
Temperature Icon12°/1°
Humidity Icon65%
Wind Icon9km/h
Wed. 5, Nov.
sunnySunny
Temperature Icon13°/3°
Humidity Icon68%
Wind Icon6km/h
Thu. 6, Nov.
sunnySunny
Temperature Icon14°/5°
Humidity Icon78%
Wind Icon10km/h
Fri. 7, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon12°/6°
Humidity Icon84%
Wind Icon29km/h
Sat. 8, Nov.
moderate rainModerate rain
Temperature Icon15°/10°
Humidity Icon86%
Wind Icon49km/h
Sun. 9, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon6°/4°
Humidity Icon74%
Wind Icon24km/h
Mon. 10, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon9°/4°
Humidity Icon78%
Wind Icon11km/h
Wed. 12, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon7°/1°
Humidity Icon82%
Wind Icon20km/h
Thu. 13, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon8°/1°
Humidity Icon81%
Wind Icon21km/h
Fri. 14, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon7°/1°
Humidity Icon81%
Wind Icon22km/h
Sat. 15, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/1°
Humidity Icon80%
Wind Icon20km/h
Sun. 16, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/0°
Humidity Icon79%
Wind Icon21km/h
Mon. 17, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/1°
Humidity Icon80%
Wind Icon20km/h
Tue. 18, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/0°
Humidity Icon82%
Wind Icon20km/h
Wed. 19, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/0°
Humidity Icon85%
Wind Icon21km/h
Thu. 20, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/-1°
Humidity Icon83%
Wind Icon21km/h
Fri. 21, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon4°/-1°
Humidity Icon83%
Wind Icon19km/h
Sun. 23, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon4°/-1°
Humidity Icon81%
Wind Icon21km/h
Mon. 24, Nov.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon3°/-2°
Humidity Icon82%
Wind Icon20km/h
Tue. 25, Nov.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon3°/-3°
Humidity Icon82%
Wind Icon22km/h
Wed. 26, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon4°/-2°
Humidity Icon82%
Wind Icon22km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 8, Nov.

14.6°C

Low will be onTue. 25, Nov.

-2.6°C

HumidityHumidity

High will be onSat. 1, Nov.

94%

Low will be onTue. 4, Nov.

65%

Wind SpeedWind Speed

High will be onSat. 8, Nov.

49.3km/h

Low will be onWed. 5, Nov.

6.1km/h

PrecipitationPrecipitation

High will be onSat. 8, Nov.

17.3mm

Low will be onFri. 7, Nov.

0.08mm

Ultraviolet IndexUV

High will be onTue. 4, Nov.

3

Low will be onFri. 31, Oct.

0.2

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