Otsu, Shiga, Japan Climate Change Severity

43
High
The current climate change severity in Otsu is High, with a 12.4% 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 May (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 +13.3%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
1927
42.1%
cloudyCloudy
3623
-36.1%
rainyRainy
6356
-11.1%
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

+1.19 °C

Variation in annual rainfall

-12.38 %

Change in average humidity

-9 %

PM2.5 levels surged by

+8.16 %

Heatwave changed by

+3 Days

Coldwave changed by

0 Day

Wind speeds changed by

+1.74 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 May

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

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Wed. 3, Jun.
heavy rainHeavy Rain
Temperature Icon20°/17°
Humidity Icon91%
Wind Icon34.9km/h
Thu. 4, Jun.
patchy rain possiblePatchy rain nearby
Temperature Icon26°/17°
Humidity Icon79%
Wind Icon11.5km/h
Fri. 5, Jun.
patchy rain possiblePatchy rain nearby
Temperature Icon18°/17°
Humidity Icon85%
Wind Icon19.4km/h
Sat. 6, Jun.
patchy rain possiblePatchy rain nearby
Temperature Icon25°/17°
Humidity Icon80%
Wind Icon7.2km/h
Sun. 7, Jun.
heavy rainHeavy Rain
Temperature Icon19°/17°
Humidity Icon93%
Wind Icon28.8km/h
Mon. 8, Jun.
patchy rain possiblePatchy rain nearby
Temperature Icon18°/16°
Humidity Icon90%
Wind Icon30.6km/h
Tue. 9, Jun.
partly cloudyPartly Cloudy
Temperature Icon24°/14°
Humidity Icon65%
Wind Icon13km/h
Wed. 10, Jun.
sunnySunny
Temperature Icon26°/15°
Humidity Icon56%
Wind Icon9.7km/h
Thu. 11, Jun.
patchy rain possiblePatchy rain nearby
Temperature Icon24°/18°
Humidity Icon71%
Wind Icon12.6km/h
Fri. 12, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon79%
Wind Icon13.3km/h
Sat. 13, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon79%
Wind Icon11.2km/h
Sun. 14, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon80%
Wind Icon11.9km/h
Mon. 15, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/18°
Humidity Icon79%
Wind Icon13km/h
Tue. 16, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon80%
Wind Icon13km/h
Wed. 17, Jun.
heavy rain at timesHeavy rain at times
Temperature Icon28°/17°
Humidity Icon74%
Wind Icon10.1km/h
Thu. 18, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/18°
Humidity Icon79%
Wind Icon11.9km/h
Fri. 19, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/18°
Humidity Icon81%
Wind Icon12.6km/h
Sat. 20, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/18°
Humidity Icon80%
Wind Icon11.2km/h
Sun. 21, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/19°
Humidity Icon83%
Wind Icon13km/h
Mon. 22, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/19°
Humidity Icon82%
Wind Icon11.2km/h
Tue. 23, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/19°
Humidity Icon80%
Wind Icon11.5km/h
Wed. 24, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/19°
Humidity Icon77%
Wind Icon11.5km/h
Thu. 25, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/19°
Humidity Icon80%
Wind Icon11.2km/h
Fri. 26, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon27°/19°
Humidity Icon83%
Wind Icon12.6km/h
Sat. 27, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/20°
Humidity Icon81%
Wind Icon12.6km/h
Sun. 28, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/20°
Humidity Icon81%
Wind Icon14km/h
Mon. 29, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/20°
Humidity Icon79%
Wind Icon11.2km/h
Tue. 30, Jun.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/21°
Humidity Icon84%
Wind Icon13km/h
Wed. 1, Jul.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/21°
Humidity Icon83%
Wind Icon14.4km/h
Thu. 2, Jul.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon29°/21°
Humidity Icon81%
Wind Icon10.1km/h
Fri. 3, Jul.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/21°
Humidity Icon85%
Wind Icon11.5km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onMon. 29, Jun.

29°C

Low will be onTue. 9, Jun.

14°C

HumidityHumidity

High will be onSun. 7, Jun.

93%

Low will be onWed. 10, Jun.

56%

Wind SpeedWind Speed

High will be onWed. 3, Jun.

34.9km/h

Low will be onSat. 6, Jun.

7.2km/h

PrecipitationPrecipitation

High will be onSun. 7, Jun.

56.5mm

Low will be onThu. 11, Jun.

0.1mm

Ultraviolet IndexUV

High will be onFri. 5, Jun.

10

Low will be onMon. 8, Jun.

4

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