Jerseyville, Illinois, United States Climate Change Severity

43
High
The current climate change severity in Jerseyville is High, with a 12.6% 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 Oct. (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 +2.3%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
6833
-51.4%
cloudyCloudy
7355
-24.6%
rainyRainy
11861
-48.3%
snowySnowy
46
50%
mistyMisty
015
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

+0.3 °C

Variation in annual rainfall

+54.5 %

Change in average humidity

+0.8 %

PM2.5 levels surged by

-22.9 %

Heatwave changed by

+5.9 day(s)

Coldwave changed by

-3.2 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 Oct.

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

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Tue. 18, Nov.
moderate rainModerate rain
Temperature Icon17°/8°
Humidity Icon87%
Wind Icon23km/h
Wed. 19, Nov.
overcastOvercast
Temperature Icon9°/7°
Humidity Icon84%
Wind Icon10km/h
Thu. 20, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon13°/6°
Humidity Icon89%
Wind Icon16km/h
Fri. 21, Nov.
heavy rainHeavy rain
Temperature Icon16°/9°
Humidity Icon89%
Wind Icon18km/h
Sat. 22, Nov.
sunnySunny
Temperature Icon11°/3°
Humidity Icon59%
Wind Icon18km/h
Sun. 23, Nov.
sunnySunny
Temperature Icon16°/5°
Humidity Icon66%
Wind Icon18km/h
Mon. 24, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/7°
Humidity Icon65%
Wind Icon15km/h
Tue. 25, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/12°
Humidity Icon79%
Wind Icon17km/h
Wed. 26, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon15°/11°
Humidity Icon90%
Wind Icon18km/h
Thu. 27, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon4°/0°
Humidity Icon68%
Wind Icon32km/h
Fri. 28, Nov.
sunnySunny
Temperature Icon3°/-3°
Humidity Icon52%
Wind Icon28km/h
Sat. 29, Nov.
light freezing rainLight freezing rain
Temperature Icon1°/-3°
Humidity Icon53%
Wind Icon19km/h
Sun. 30, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon7°/2°
Humidity Icon65%
Wind Icon24km/h
Mon. 1, Dec.
blowing snowBlowing snow
Temperature Icon-3°/-12°
Humidity Icon87%
Wind Icon31km/h
Tue. 2, Dec.
moderate rain at timesModerate rain at times
Temperature Icon8°/1°
Humidity Icon72%
Wind Icon21km/h
Wed. 3, Dec.
moderate rain at timesModerate rain at times
Temperature Icon9°/1°
Humidity Icon74%
Wind Icon20km/h
Thu. 4, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon8°/1°
Humidity Icon75%
Wind Icon19km/h
Fri. 5, Dec.
heavy rain at timesHeavy rain at times
Temperature Icon6°/-1°
Humidity Icon70%
Wind Icon21km/h
Sat. 6, Dec.
moderate rain at timesModerate rain at times
Temperature Icon5°/-1°
Humidity Icon71%
Wind Icon19km/h
Sun. 7, Dec.
light freezing rainLight freezing rain
Temperature Icon4°/-2°
Humidity Icon71%
Wind Icon16km/h
Mon. 8, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/0°
Humidity Icon73%
Wind Icon19km/h
Tue. 9, Dec.
moderate rain at timesModerate rain at times
Temperature Icon7°/-1°
Humidity Icon74%
Wind Icon23km/h
Wed. 10, Dec.
patchy rain possiblePatchy rain possible
Temperature Icon5°/-2°
Humidity Icon68%
Wind Icon21km/h
Thu. 11, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon7°/-2°
Humidity Icon68%
Wind Icon21km/h
Fri. 12, Dec.
heavy rain at timesHeavy rain at times
Temperature Icon7°/-1°
Humidity Icon66%
Wind Icon22km/h
Sat. 13, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon7°/0°
Humidity Icon75%
Wind Icon20km/h
Sun. 14, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon7°/0°
Humidity Icon77%
Wind Icon23km/h
Mon. 15, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/0°
Humidity Icon74%
Wind Icon23km/h
Tue. 16, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon6°/-1°
Humidity Icon74%
Wind Icon22km/h
Wed. 17, Dec.
patchy moderate snowPatchy moderate snow
Temperature Icon4°/-2°
Humidity Icon74%
Wind Icon18km/h
Thu. 18, Dec.
patchy moderate snowPatchy moderate snow
Temperature Icon4°/-3°
Humidity Icon76%
Wind Icon22km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onTue. 18, Nov.

16.9°C

Low will be onMon. 1, Dec.

-12.4°C

HumidityHumidity

High will be onWed. 26, Nov.

90%

Low will be onFri. 28, Nov.

52%

Wind SpeedWind Speed

High will be onThu. 27, Nov.

32km/h

Low will be onWed. 19, Nov.

10.1km/h

PrecipitationPrecipitation

High will be onFri. 21, Nov.

20.1mm

Low will be onSat. 22, Nov.

0.01mm

Ultraviolet IndexUV

High will be onSun. 23, Nov.

3

Low will be onThu. 27, Nov.

1

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