Key Biscayne, Florida, United States Climate Change Severity

52
High
The current climate change severity in Key Biscayne is High, with a 15.5% 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 Aug. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Key Biscayne 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), Key Biscayne temperature has changed by around +0.4%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
29117
303.4%
cloudyCloudy
4530
-33.3%
rainyRainy
18741
-78.07%
snowySnowy
00
0%
mistyMisty
04
100%

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

Climate Change Indicators:

Over the past 16 years, Key Biscayne has experienced measurable shifts in key climate parameters, contributing to the current severity score of 52 (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

52/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Key Biscayne experienced significant changes:

Temperature change of

+0.12 °C

Variation in annual rainfall

+4.41 %

Change in average humidity

+9.19 %

PM2.5 levels surged by

-27.72 %

Heatwave changed by

+14 Days

Coldwave changed by

0 Day

Wind speeds changed by

+3.53 km/h

These indicators show that Key Biscayne 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 Aug.

Key Biscayne Weather Forecast 30 Days (October 2026)
Key Biscayne, Florida, United States

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Thu. 1, Oct.
light rain showerRain Shower
Temperature Icon30°/27°
Humidity Icon70%
Wind Icon29.9km/h
Fri. 2, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/28°
Humidity Icon73%
Wind Icon24.5km/h
Sat. 3, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/28°
Humidity Icon71%
Wind Icon23km/h
Sun. 4, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/28°
Humidity Icon69%
Wind Icon23.4km/h
Mon. 5, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/28°
Humidity Icon70%
Wind Icon18.4km/h
Tue. 6, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon31°/27°
Humidity Icon70%
Wind Icon15.8km/h
Wed. 7, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/28°
Humidity Icon69%
Wind Icon22.7km/h
Thu. 8, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/28°
Humidity Icon70%
Wind Icon21.6km/h
Fri. 9, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon29°/26°
Humidity Icon75%
Wind Icon21.8km/h
Sat. 10, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon29°/26°
Humidity Icon74%
Wind Icon22.3km/h
Sun. 11, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon29°/26°
Humidity Icon74%
Wind Icon22.4km/h
Mon. 12, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon29°/26°
Humidity Icon74%
Wind Icon20.9km/h
Tue. 13, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon29°/26°
Humidity Icon74%
Wind Icon20.7km/h
Wed. 14, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon29°/26°
Humidity Icon74%
Wind Icon20.4km/h
Thu. 15, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon29°/26°
Humidity Icon74%
Wind Icon21.1km/h
Fri. 16, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon29°/25°
Humidity Icon73%
Wind Icon22.3km/h
Sat. 17, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/24°
Humidity Icon72%
Wind Icon24km/h
Sun. 18, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/24°
Humidity Icon70%
Wind Icon24.8km/h
Mon. 19, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/24°
Humidity Icon72%
Wind Icon26.6km/h
Tue. 20, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/25°
Humidity Icon72%
Wind Icon24km/h
Wed. 21, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/24°
Humidity Icon73%
Wind Icon23.8km/h
Thu. 22, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/24°
Humidity Icon73%
Wind Icon24km/h
Fri. 23, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/25°
Humidity Icon73%
Wind Icon24km/h
Sat. 24, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon27°/25°
Humidity Icon74%
Wind Icon26.2km/h
Sun. 25, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/24°
Humidity Icon72%
Wind Icon27.7km/h
Mon. 26, Oct.
heavy rain at timesHeavy Rain
Temperature Icon28°/24°
Humidity Icon71%
Wind Icon26.8km/h
Tue. 27, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/25°
Humidity Icon71%
Wind Icon24.8km/h
Wed. 28, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/25°
Humidity Icon74%
Wind Icon26.4km/h
Thu. 29, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon28°/24°
Humidity Icon73%
Wind Icon26.5km/h
Fri. 30, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon27°/24°
Humidity Icon71%
Wind Icon25.7km/h
Sat. 31, Oct.
moderate or heavy rain showerRain Showers
Temperature Icon27°/23°
Humidity Icon71%
Wind Icon21.9km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onFri. 2, Oct.

31°C

Low will be onSat. 31, Oct.

23°C

HumidityHumidity

High will be onFri. 9, Oct.

75%

Low will be onSun. 4, Oct.

69%

Wind SpeedWind Speed

High will be onThu. 1, Oct.

29.9km/h

Low will be onTue. 6, Oct.

15.8km/h

PrecipitationPrecipitation

High will be onThu. 1, Oct.

14.2mm

Low will be onThu. 8, Oct.

0.1mm

Ultraviolet IndexUV

High will be onSun. 4, Oct.

8.8

Low will be onThu. 1, Oct.

3

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