Muroran, Hokkaido, Japan Climate Change Severity

62
Very High
The current climate change severity in Muroran is Very High, with a 11.9% worsening in the climate score compared to last 16 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Feb. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Muroran Weather Condition Changes (Historic Vs 2026)

2026
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2026

Over the past 16 year(s), Muroran temperature has changed by around -46.2%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Feb. (Historical Vs 2026)

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
11
0%
cloudyCloudy
113
-72.7%
rainyRainy
203
-85%
snowySnowy
942
366.6%
mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 16 years, Muroran has experienced measurable shifts in key climate parameters, contributing to the current severity score of 62 (within the Very High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

62/100

Very High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Muroran experienced significant changes:

Temperature change of

+2 °C

Variation in annual rainfall

+27.9 %

Change in average humidity

-6.4 %

PM2.5 levels surged by

-0.2 %

Heatwave changed by

+2.2 day(s)

Coldwave changed by

-1.3 day(s)

Wind speeds changed by

+6.6 km/h

These indicators show a dramatic increase in volatility and worsening conditions. Muroran's Very High severity status requires urgent and immediate adaptation and mitigation strategies, particularly focused on managing extreme weather events, improving air quality, and ensuring water resources are adequate for the population.

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

Muroran Weather Forecast 30 Days (March - April 2026)
Muroran, Hokkaido, Japan

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Fri. 13, Mar.
partly cloudyPartly Cloudy
Temperature Icon4°/-1°
Humidity Icon77%
Wind Icon21.6km/h
Sat. 14, Mar.
partly cloudyPartly Cloudy
Temperature Icon5°/0°
Humidity Icon84%
Wind Icon24.5km/h
Sun. 15, Mar.
patchy rain possiblePatchy rain nearby
Temperature Icon4°/0°
Humidity Icon78%
Wind Icon29.9km/h
Mon. 16, Mar.
sunnySunny
Temperature Icon4°/0°
Humidity Icon67%
Wind Icon26.3km/h
Tue. 17, Mar.
sunnySunny
Temperature Icon4°/1°
Humidity Icon65%
Wind Icon20.2km/h
Wed. 18, Mar.
cloudyCloudy
Temperature Icon6°/1°
Humidity Icon80%
Wind Icon17.3km/h
Thu. 19, Mar.
patchy rain possiblePatchy rain nearby
Temperature Icon4°/1°
Humidity Icon82%
Wind Icon20.5km/h
Fri. 20, Mar.
overcastOvercast
Temperature Icon4°/1°
Humidity Icon61%
Wind Icon19.8km/h
Sat. 21, Mar.
sunnySunny
Temperature Icon4°/0°
Humidity Icon63%
Wind Icon16.6km/h
Sun. 22, Mar.
sunnySunny
Temperature Icon4°/1°
Humidity Icon67%
Wind Icon25.6km/h
Mon. 23, Mar.
partly cloudyPartly Cloudy
Temperature Icon6°/1°
Humidity Icon66%
Wind Icon22.3km/h
Tue. 24, Mar.
overcastOvercast
Temperature Icon7°/2°
Humidity Icon74%
Wind Icon17.6km/h
Wed. 25, Mar.
partly cloudyPartly Cloudy
Temperature Icon9°/4°
Humidity Icon78%
Wind Icon13.7km/h
Thu. 26, Mar.
patchy rain possiblePatchy rain nearby
Temperature Icon6°/4°
Humidity Icon92%
Wind Icon15.8km/h
Fri. 27, Mar.
heavy rain at timesHeavy rain at times
Temperature Icon4°/-1°
Humidity Icon80%
Wind Icon22.7km/h
Sat. 28, Mar.
moderate rain at timesModerate rain at times
Temperature Icon5°/0°
Humidity Icon81%
Wind Icon22.7km/h
Sun. 29, Mar.
heavy rain at timesHeavy rain at times
Temperature Icon5°/0°
Humidity Icon77%
Wind Icon21.2km/h
Mon. 30, Mar.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/0°
Humidity Icon76%
Wind Icon22.3km/h
Tue. 31, Mar.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon5°/-1°
Humidity Icon78%
Wind Icon21.6km/h
Wed. 1, Apr.
moderate rain at timesModerate rain at times
Temperature Icon5°/0°
Humidity Icon76%
Wind Icon20.2km/h
Thu. 2, Apr.
moderate rain at timesModerate rain at times
Temperature Icon5°/0°
Humidity Icon77%
Wind Icon22.3km/h
Sun. 5, Apr.
heavy rain at timesHeavy rain at times
Temperature Icon6°/0°
Humidity Icon75%
Wind Icon21.6km/h
Mon. 6, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/1°
Humidity Icon81%
Wind Icon23km/h
Tue. 7, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/1°
Humidity Icon80%
Wind Icon22.7km/h
Wed. 8, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/0°
Humidity Icon76%
Wind Icon20.9km/h
Thu. 9, Apr.
heavy rain at timesHeavy rain at times
Temperature Icon7°/0°
Humidity Icon75%
Wind Icon23.8km/h
Fri. 10, Apr.
moderate rain at timesModerate rain at times
Temperature Icon7°/1°
Humidity Icon75%
Wind Icon21.2km/h
Sat. 11, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon7°/2°
Humidity Icon77%
Wind Icon22km/h
Sun. 12, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon8°/2°
Humidity Icon72%
Wind Icon20.2km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onWed. 25, Mar.

9°C

Low will be onFri. 13, Mar.

-1°C

HumidityHumidity

High will be onThu. 26, Mar.

92%

Low will be onFri. 20, Mar.

61%

Wind SpeedWind Speed

High will be onSun. 15, Mar.

29.9km/h

Low will be onWed. 25, Mar.

13.7km/h

PrecipitationPrecipitation

High will be onTue. 7, Apr.

6mm

Low will be onSat. 14, Mar.

0.01mm

Ultraviolet IndexUV

High will be onWed. 25, Mar.

3

Low will be onFri. 13, Mar.

0.7

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