Jerseyville, Illinois, United States Climate Change Severity

43
High
The current climate change severity in Jerseyville is High, with a 13.07% improvement in the climate score compared to last 15 years. This suggests improved conditions, with more favorable environmental indicators and a reduction in negative impacts.
Data: Jan. to Sep. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Jerseyville 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), Jerseyville temperature has changed by around +0.8%, 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
5726
-54.3%
cloudyCloudy
6647
-28.7%
rainyRainy
10756
-47.6%
snowySnowy
46
50%
mistyMisty
011
100%

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

Climate Change Indicators:

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

Temperature change of

+0.1 °C

Variation in annual rainfall

+53.5 %

Change in average humidity

+0.8 %

PM2.5 levels surged by

-24.1 %

Heatwave changed by

+4.06 day(s)

Coldwave changed by

-2.2 day(s)

Wind speeds changed by

+1.3 km/h

These indicators show improvement in key parametes of climate, but Jerseyville 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 Sep.

Jerseyville Weather Forecast 30 Days (October - November 2025)
Jerseyville, Illinois, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Thu. 2, Oct.
sunnySunny
Temperature Icon33°/16°
Humidity Icon53%
Wind Icon12km/h
Fri. 3, Oct.
partly cloudyPartly Cloudy
Temperature Icon30°/20°
Humidity Icon66%
Wind Icon15km/h
Sat. 4, Oct.
sunnySunny
Temperature Icon30°/16°
Humidity Icon68%
Wind Icon22km/h
Sun. 5, Oct.
sunnySunny
Temperature Icon30°/13°
Humidity Icon64%
Wind Icon22km/h
Mon. 6, Oct.
partly cloudyPartly Cloudy
Temperature Icon30°/19°
Humidity Icon51%
Wind Icon12km/h
Tue. 7, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/20°
Humidity Icon60%
Wind Icon23km/h
Wed. 8, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/10°
Humidity Icon58%
Wind Icon25km/h
Thu. 9, Oct.
partly cloudyPartly Cloudy
Temperature Icon17°/4°
Humidity Icon36%
Wind Icon13km/h
Fri. 10, Oct.
partly cloudyPartly Cloudy
Temperature Icon21°/10°
Humidity Icon28%
Wind Icon9km/h
Sat. 11, Oct.
sunnySunny
Temperature Icon23°/9°
Humidity Icon38%
Wind Icon10km/h
Sun. 12, Oct.
sunnySunny
Temperature Icon26°/12°
Humidity Icon45%
Wind Icon12km/h
Mon. 13, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon29°/15°
Humidity Icon53%
Wind Icon19km/h
Tue. 14, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon29°/17°
Humidity Icon58%
Wind Icon26km/h
Wed. 15, Oct.
moderate rainModerate rain
Temperature Icon16°/12°
Humidity Icon72%
Wind Icon32km/h
Thu. 16, Oct.
patchy rain possiblePatchy rain possible
Temperature Icon18°/7°
Humidity Icon61%
Wind Icon19km/h
Fri. 17, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/7°
Humidity Icon61%
Wind Icon20km/h
Sat. 18, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/7°
Humidity Icon61%
Wind Icon20km/h
Sun. 19, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/7°
Humidity Icon65%
Wind Icon19km/h
Mon. 20, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/8°
Humidity Icon65%
Wind Icon22km/h
Wed. 22, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/9°
Humidity Icon68%
Wind Icon21km/h
Thu. 23, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/10°
Humidity Icon67%
Wind Icon21km/h
Fri. 24, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/10°
Humidity Icon67%
Wind Icon22km/h
Sat. 25, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/9°
Humidity Icon70%
Wind Icon22km/h
Sun. 26, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/8°
Humidity Icon71%
Wind Icon22km/h
Mon. 27, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/7°
Humidity Icon70%
Wind Icon19km/h
Tue. 28, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/6°
Humidity Icon72%
Wind Icon21km/h
Wed. 29, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/6°
Humidity Icon69%
Wind Icon21km/h
Thu. 30, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/7°
Humidity Icon74%
Wind Icon22km/h
Fri. 31, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/5°
Humidity Icon73%
Wind Icon24km/h
Sat. 1, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/4°
Humidity Icon66%
Wind Icon18km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 2, Oct.

33°C

Low will be onThu. 9, Oct.

4°C

HumidityHumidity

High will be onThu. 30, Oct.

74%

Low will be onFri. 10, Oct.

28%

Wind SpeedWind Speed

High will be onWed. 15, Oct.

32km/h

Low will be onFri. 10, Oct.

9km/h

PrecipitationPrecipitation

High will be onWed. 15, Oct.

6.3mm

Low will be onWed. 8, Oct.

0.1mm

Ultraviolet IndexUV

High will be onTue. 7, Oct.

5

Low will be onTue. 28, Oct.

2

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