Simpsonville, South Carolina, United States Climate Change Severity

52
High
The current climate change severity in Simpsonville is High, with a 9.7% worsening in the climate score compared to last 15 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Sep. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Simpsonville Weather Condition Changes (Historic Vs 2025)

2025
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Simpsonville temperature has changed by around +2.6%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Sep. (Historical Vs 2025)

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
6040
-33.3%
cloudyCloudy
6356
-11.1%
rainyRainy
12767
-47.2%
snowySnowy
12
100%
mistyMisty
012
100%

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

Climate Change Indicators:

Over the past 15 years, Simpsonville 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 2025, Simpsonville experienced significant changes:

Temperature change of

+0.4 °C

Variation in annual rainfall

+68.7 %

Change in average humidity

+0.1 %

PM2.5 levels surged by

+100 %

Heatwave changed by

+2.8 day(s)

Coldwave changed by

+3.3 day(s)

Wind speeds changed by

+3.9 km/h

These indicators show that Simpsonville 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 Sep.

Simpsonville Weather Forecast 30 Days (October - November 2025)
Simpsonville, South Carolina, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Tue. 28, Oct.
moderate rainModerate rain
Temperature Icon9°/7°
Humidity Icon93%
Wind Icon28km/h
Wed. 29, Oct.
heavy rainHeavy rain
Temperature Icon9°/8°
Humidity Icon95%
Wind Icon21km/h
Thu. 30, Oct.
moderate rainModerate rain
Temperature Icon13°/7°
Humidity Icon85%
Wind Icon23km/h
Fri. 31, Oct.
sunnySunny
Temperature Icon17°/4°
Humidity Icon67%
Wind Icon15km/h
Sat. 1, Nov.
sunnySunny
Temperature Icon17°/5°
Humidity Icon68%
Wind Icon11km/h
Sun. 2, Nov.
sunnySunny
Temperature Icon16°/6°
Humidity Icon63%
Wind Icon10km/h
Mon. 3, Nov.
sunnySunny
Temperature Icon18°/6°
Humidity Icon64%
Wind Icon14km/h
Tue. 4, Nov.
sunnySunny
Temperature Icon22°/9°
Humidity Icon63%
Wind Icon8km/h
Wed. 5, Nov.
sunnySunny
Temperature Icon25°/12°
Humidity Icon69%
Wind Icon16km/h
Thu. 6, Nov.
sunnySunny
Temperature Icon25°/13°
Humidity Icon61%
Wind Icon18km/h
Fri. 7, Nov.
partly cloudyPartly Cloudy
Temperature Icon25°/13°
Humidity Icon65%
Wind Icon23km/h
Sat. 8, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon26°/16°
Humidity Icon73%
Wind Icon24km/h
Sun. 9, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/10°
Humidity Icon92%
Wind Icon25km/h
Mon. 10, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/8°
Humidity Icon68%
Wind Icon15km/h
Wed. 12, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/7°
Humidity Icon74%
Wind Icon17km/h
Thu. 13, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/5°
Humidity Icon66%
Wind Icon14km/h
Fri. 14, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/4°
Humidity Icon65%
Wind Icon14km/h
Sat. 15, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/5°
Humidity Icon70%
Wind Icon16km/h
Sun. 16, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/6°
Humidity Icon71%
Wind Icon12km/h
Mon. 17, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/5°
Humidity Icon72%
Wind Icon15km/h
Tue. 18, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/5°
Humidity Icon68%
Wind Icon17km/h
Wed. 19, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon16°/5°
Humidity Icon64%
Wind Icon15km/h
Thu. 20, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/5°
Humidity Icon66%
Wind Icon15km/h
Fri. 21, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/5°
Humidity Icon69%
Wind Icon13km/h
Sun. 23, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/5°
Humidity Icon72%
Wind Icon17km/h
Mon. 24, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon14°/4°
Humidity Icon68%
Wind Icon13km/h
Tue. 25, Nov.
moderate rain at timesModerate rain at times
Temperature Icon15°/5°
Humidity Icon69%
Wind Icon14km/h
Wed. 26, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/5°
Humidity Icon72%
Wind Icon17km/h
Thu. 27, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/4°
Humidity Icon68%
Wind Icon16km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSat. 8, Nov.

25.7°C

Low will be onFri. 14, Nov.

4.1°C

HumidityHumidity

High will be onWed. 29, Oct.

95%

Low will be onThu. 6, Nov.

61%

Wind SpeedWind Speed

High will be onTue. 28, Oct.

27.7km/h

Low will be onTue. 4, Nov.

7.9km/h

PrecipitationPrecipitation

High will be onWed. 29, Oct.

26.9mm

Low will be onFri. 7, Nov.

0.01mm

Ultraviolet IndexUV

High will be onWed. 5, Nov.

5

Low will be onThu. 13, Nov.

2

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