Oyama, Kanagawa, Japan Climate Change Severity

67
Very High
The current climate change severity in Oyama is Very High, with a 29.3% 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

Oyama 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), Oyama temperature has changed by around +20.1%, 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
1413
-7.1%
cloudyCloudy
207
-65%
rainyRainy
1716
-5.8%
snowySnowy
04
100%
mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 16 years, Oyama has experienced measurable shifts in key climate parameters, contributing to the current severity score of 67 (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

67/100

Very High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Oyama experienced significant changes:

Temperature change of

+1 °C

Variation in annual rainfall

-24.5 %

Change in average humidity

-3.8 %

PM2.5 levels surged by

+101.6 %

Heatwave changed by

+3.06 day(s)

Coldwave changed by

-0.4 day(s)

Wind speeds changed by

+9.1 km/h

These indicators show a dramatic increase in volatility and worsening conditions. Oyama'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.

Oyama Weather Forecast 30 Days (March - April 2026)
Oyama, Kanagawa, Japan

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Fri. 13, Mar.
partly cloudyPartly Cloudy
Temperature Icon10°/7°
Humidity Icon50%
Wind Icon37.4km/h
Sat. 14, Mar.
sunnySunny
Temperature Icon12°/8°
Humidity Icon55%
Wind Icon43.9km/h
Sun. 15, Mar.
sunnySunny
Temperature Icon11°/10°
Humidity Icon61%
Wind Icon14km/h
Mon. 16, Mar.
patchy rain possiblePatchy rain nearby
Temperature Icon13°/11°
Humidity Icon65%
Wind Icon15.5km/h
Tue. 17, Mar.
patchy rain possiblePatchy rain nearby
Temperature Icon14°/11°
Humidity Icon68%
Wind Icon23.8km/h
Wed. 18, Mar.
partly cloudyPartly Cloudy
Temperature Icon14°/12°
Humidity Icon71%
Wind Icon18.7km/h
Thu. 19, Mar.
patchy rain possiblePatchy rain nearby
Temperature Icon13°/12°
Humidity Icon79%
Wind Icon18.7km/h
Fri. 20, Mar.
moderate rainModerate rain
Temperature Icon12°/12°
Humidity Icon87%
Wind Icon30.2km/h
Sat. 21, Mar.
moderate rainModerate rain
Temperature Icon12°/8°
Humidity Icon88%
Wind Icon55.1km/h
Sun. 22, Mar.
patchy rain possiblePatchy rain nearby
Temperature Icon9°/5°
Humidity Icon82%
Wind Icon52.6km/h
Mon. 23, Mar.
sunnySunny
Temperature Icon12°/8°
Humidity Icon54%
Wind Icon27.7km/h
Tue. 24, Mar.
sunnySunny
Temperature Icon15°/11°
Humidity Icon61%
Wind Icon36.7km/h
Wed. 25, Mar.
moderate rainModerate rain
Temperature Icon15°/10°
Humidity Icon86%
Wind Icon29.9km/h
Thu. 26, Mar.
moderate rainModerate rain
Temperature Icon17°/15°
Humidity Icon93%
Wind Icon75.6km/h
Fri. 27, Mar.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/9°
Humidity Icon67%
Wind Icon32km/h
Sat. 28, Mar.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/9°
Humidity Icon70%
Wind Icon30.6km/h
Sun. 29, Mar.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/9°
Humidity Icon71%
Wind Icon31.7km/h
Mon. 30, Mar.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/10°
Humidity Icon69%
Wind Icon32km/h
Tue. 31, Mar.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/10°
Humidity Icon69%
Wind Icon29.5km/h
Wed. 1, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/9°
Humidity Icon71%
Wind Icon30.6km/h
Thu. 2, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/9°
Humidity Icon68%
Wind Icon29.9km/h
Sun. 5, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/10°
Humidity Icon69%
Wind Icon30.2km/h
Mon. 6, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/11°
Humidity Icon71%
Wind Icon28.8km/h
Tue. 7, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon71%
Wind Icon33.8km/h
Wed. 8, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/10°
Humidity Icon69%
Wind Icon29.5km/h
Thu. 9, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/10°
Humidity Icon65%
Wind Icon32.4km/h
Fri. 10, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/10°
Humidity Icon65%
Wind Icon29.9km/h
Sat. 11, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon69%
Wind Icon32km/h
Sun. 12, Apr.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/11°
Humidity Icon69%
Wind Icon28.1km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 26, Mar.

17°C

Low will be onSun. 22, Mar.

5°C

HumidityHumidity

High will be onThu. 26, Mar.

93%

Low will be onFri. 13, Mar.

50%

Wind SpeedWind Speed

High will be onThu. 26, Mar.

75.6km/h

Low will be onSun. 15, Mar.

14km/h

PrecipitationPrecipitation

High will be onSun. 29, Mar.

9.1mm

Low will be onWed. 18, Mar.

0.04mm

Ultraviolet IndexUV

High will be onWed. 18, Mar.

4

Low will be onFri. 13, Mar.

0.7

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