Otsu, Shiga, Japan Climate Change Severity

43
High
The current climate change severity in Otsu is High, with a 7.8% improvement in the climate score compared to last 16 years. This suggests improved conditions, with more favorable environmental indicators and a reduction in negative impacts.
Data: Jan. to Jun. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Otsu 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), Otsu temperature has changed by around +8.1%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
2232
45.4%
cloudyCloudy
4326
-39.5%
rainyRainy
8078
-2.5%
snowySnowy
119
1800%
mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 16 years, Otsu has experienced measurable shifts in key climate parameters, contributing to the current severity score of 43 (within the High severity category). While the score remains High, certain factors have improved over time. 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 2026, Otsu experienced significant changes:

Temperature change of

+0.9 °C

Variation in annual rainfall

-4.46 %

Change in average humidity

-7.38 %

PM2.5 levels surged by

-4.15 %

Heatwave changed by

+2 Days

Coldwave changed by

0 Day

Wind speeds changed by

+1.75 km/h

These indicators show improvement in key parametes of climate, but Otsu remains in the High severity category. Continuous focus on climate resilience is necessary to avoid further worsening and ensure sustainability.

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

Otsu Weather Forecast 30 Days (July - August 2026)
Otsu, Shiga, Japan

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Wed. 29, Jul.
partly cloudyPartly Cloudy
Temperature Icon33°/23°
Humidity Icon71%
Wind Icon19.1km/h
Thu. 30, Jul.
sunnySunny
Temperature Icon36°/25°
Humidity Icon65%
Wind Icon9.4km/h
Fri. 31, Jul.
sunnySunny
Temperature Icon35°/25°
Humidity Icon62%
Wind Icon16.9km/h
Sat. 1, Aug.
sunnySunny
Temperature Icon35°/25°
Humidity Icon64%
Wind Icon17.6km/h
Sun. 2, Aug.
sunnySunny
Temperature Icon36°/25°
Humidity Icon62%
Wind Icon15.1km/h
Mon. 3, Aug.
partly cloudyPartly Cloudy
Temperature Icon34°/26°
Humidity Icon70%
Wind Icon7.2km/h
Tue. 4, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon33°/25°
Humidity Icon68%
Wind Icon14.8km/h
Wed. 5, Aug.
partly cloudyPartly Cloudy
Temperature Icon35°/25°
Humidity Icon59%
Wind Icon19.1km/h
Thu. 6, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon33°/24°
Humidity Icon77%
Wind Icon12.7km/h
Fri. 7, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/24°
Humidity Icon77%
Wind Icon13.7km/h
Sat. 8, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/23°
Humidity Icon75%
Wind Icon13.3km/h
Sun. 9, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/24°
Humidity Icon75%
Wind Icon15.7km/h
Mon. 10, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/24°
Humidity Icon76%
Wind Icon15km/h
Tue. 11, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/24°
Humidity Icon75%
Wind Icon12.3km/h
Wed. 12, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/23°
Humidity Icon77%
Wind Icon12.1km/h
Thu. 13, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/23°
Humidity Icon76%
Wind Icon10.9km/h
Fri. 14, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/23°
Humidity Icon77%
Wind Icon13.1km/h
Sat. 15, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/23°
Humidity Icon80%
Wind Icon13.6km/h
Sun. 16, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/23°
Humidity Icon78%
Wind Icon13.2km/h
Mon. 17, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/23°
Humidity Icon79%
Wind Icon11.1km/h
Tue. 18, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/23°
Humidity Icon76%
Wind Icon10.1km/h
Wed. 19, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/23°
Humidity Icon75%
Wind Icon10.2km/h
Thu. 20, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/23°
Humidity Icon77%
Wind Icon9.3km/h
Fri. 21, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/24°
Humidity Icon77%
Wind Icon9.5km/h
Sat. 22, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon32°/24°
Humidity Icon76%
Wind Icon12km/h
Sun. 23, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/24°
Humidity Icon79%
Wind Icon12.7km/h
Mon. 24, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/23°
Humidity Icon78%
Wind Icon12.7km/h
Tue. 25, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/23°
Humidity Icon79%
Wind Icon11.1km/h
Wed. 26, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/22°
Humidity Icon77%
Wind Icon12km/h
Thu. 27, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon31°/22°
Humidity Icon77%
Wind Icon10.2km/h
Fri. 28, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon30°/22°
Humidity Icon78%
Wind Icon11.7km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 30, Jul.

36°C

Low will be onWed. 26, Aug.

22°C

HumidityHumidity

High will be onSat. 15, Aug.

80%

Low will be onWed. 5, Aug.

59%

Wind SpeedWind Speed

High will be onWed. 29, Jul.

19.1km/h

Low will be onMon. 3, Aug.

7.2km/h

PrecipitationPrecipitation

High will be onSat. 15, Aug.

16.5mm

Low will be onWed. 29, Jul.

0.6mm

Ultraviolet IndexUV

High will be onSat. 1, Aug.

10.3

Low will be onThu. 6, Aug.

6

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