Kahului, Hawaii, United States Climate Change Severity

48
High
The current climate change severity in Kahului is High, with a 2.6% 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 Jul. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100


Kahului Weather Condition Changes (Historic Vs 2026)

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

Over the past 16 year(s), Kahului temperature has changed by around -1.6%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
469
-80.4%

cloudyCloudy
641
-98.4%

rainyRainy
81174
114.8%

snowySnowy
00
0%

mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 16 years, Kahului has experienced measurable shifts in key climate parameters, contributing to the current severity score of 48 (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

48/100


High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Kahului experienced significant changes:

Temperature change of

-0.39 °C


Variation in annual rainfall

+148.91 %


Change in average humidity

+1.32 %


PM2.5 levels surged by

+7.38 %


Heatwave changed by

-4 Days


Coldwave changed by

+2 Days


Wind speeds changed by

-2.81 km/h


These indicators show that Kahului 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 Jul.

Kahului Weather Forecast 30 Days (August - September 2026)
Kahului, Hawaii, United States


Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Sat. 8, Aug.
sunnySunny

Temperature Icon27°/24°

Humidity Icon74%

Wind Icon22.3km/h
Sun. 9, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon27°/25°

Humidity Icon81%

Wind Icon21.6km/h
Mon. 10, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon27°/25°

Humidity Icon79%

Wind Icon18.4km/h
Tue. 11, Aug.
sunnySunny

Temperature Icon27°/24°

Humidity Icon74%

Wind Icon20.2km/h
Wed. 12, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon27°/24°

Humidity Icon74%

Wind Icon22km/h
Thu. 13, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon27°/25°

Humidity Icon75%

Wind Icon21.6km/h
Fri. 14, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon28°/25°

Humidity Icon73%

Wind Icon22km/h
Sat. 15, Aug.
patchy rain possiblePatchy rain nearby

Temperature Icon27°/24°

Humidity Icon73%

Wind Icon26.6km/h
Sun. 16, Aug.
moderate rain at timesRain

Temperature Icon29°/24°

Humidity Icon75%

Wind Icon24.8km/h
Mon. 17, Aug.
moderate rain at timesRain

Temperature Icon29°/24°

Humidity Icon74%

Wind Icon23.9km/h
Tue. 18, Aug.
heavy rain at timesHeavy Rain

Temperature Icon29°/24°

Humidity Icon75%

Wind Icon23.5km/h
Wed. 19, Aug.
moderate rain at timesRain

Temperature Icon29°/24°

Humidity Icon74%

Wind Icon23.9km/h
Thu. 20, Aug.
patchy rain possibleRain Possible

Temperature Icon28°/24°

Humidity Icon75%

Wind Icon26.2km/h
Fri. 21, Aug.
patchy rain possibleRain Possible

Temperature Icon28°/24°

Humidity Icon76%

Wind Icon25.4km/h
Sat. 22, Aug.
heavy rain at timesHeavy Rain

Temperature Icon29°/24°

Humidity Icon76%

Wind Icon25.6km/h
Sun. 23, Aug.
moderate or heavy rain showerRain Showers

Temperature Icon28°/24°

Humidity Icon76%

Wind Icon24.3km/h
Mon. 24, Aug.
moderate or heavy rain showerRain Showers

Temperature Icon28°/24°

Humidity Icon75%

Wind Icon25km/h
Tue. 25, Aug.
moderate or heavy rain showerRain Showers

Temperature Icon28°/24°

Humidity Icon75%

Wind Icon25.8km/h
Wed. 26, Aug.
moderate or heavy rain showerRain Showers

Temperature Icon28°/24°

Humidity Icon75%

Wind Icon25.1km/h
Thu. 27, Aug.
patchy rain possibleRain Possible

Temperature Icon28°/24°

Humidity Icon75%

Wind Icon24.2km/h
Fri. 28, Aug.
patchy rain possibleRain Possible

Temperature Icon28°/24°

Humidity Icon75%

Wind Icon23.1km/h
Sat. 29, Aug.
patchy rain possibleRain Possible

Temperature Icon28°/24°

Humidity Icon75%

Wind Icon23.8km/h
Sun. 30, Aug.
moderate rain at timesRain

Temperature Icon28°/24°

Humidity Icon75%

Wind Icon23.3km/h
Mon. 31, Aug.
patchy rain possibleRain Possible

Temperature Icon28°/24°

Humidity Icon76%

Wind Icon24.2km/h
Tue. 1, Sep.
patchy rain possibleRain Possible

Temperature Icon28°/24°

Humidity Icon75%

Wind Icon24.5km/h
Wed. 2, Sep.
patchy rain possibleRain Possible

Temperature Icon29°/24°

Humidity Icon74%

Wind Icon25km/h
Thu. 3, Sep.
heavy rain at timesHeavy Rain

Temperature Icon28°/24°

Humidity Icon73%

Wind Icon23.6km/h
Fri. 4, Sep.
patchy rain possibleRain Possible

Temperature Icon28°/24°

Humidity Icon74%

Wind Icon23.2km/h
Sat. 5, Sep.
patchy rain possibleRain Possible

Temperature Icon28°/24°

Humidity Icon74%

Wind Icon22km/h
Sun. 6, Sep.
patchy rain possibleRain Possible

Temperature Icon28°/24°

Humidity Icon74%

Wind Icon22.4km/h
Mon. 7, Sep.
moderate rain at timesRain

Temperature Icon28°/24°

Humidity Icon75%

Wind Icon22.9km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSun. 16, Aug.

29°C


Low will be onSat. 8, Aug.

24°C

HumidityHumidity

High will be onSun. 9, Aug.

81%


Low will be onFri. 14, Aug.

73%

Wind SpeedWind Speed

High will be onSat. 15, Aug.

26.6km/h


Low will be onMon. 10, Aug.

18.4km/h

PrecipitationPrecipitation

High will be onMon. 24, Aug.

6.4mm


Low will be onSat. 29, Aug.

0.05mm

Ultraviolet IndexUV

High will be onSat. 8, Aug.

12.5


Low will be onWed. 12, Aug.

6