Modesto, California, United States Climate Change Severity

57
High
The current climate change severity in Modesto is High, with a 7.008% 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 Oct. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Modesto 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), Modesto temperature has changed by around -5.5%, 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
181133
-26.5%
cloudyCloudy
6458
-9.3%
rainyRainy
4226
-38.09%
snowySnowy
00
0%
mistyMisty
021
100%

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

Climate Change Indicators:

Over the past 15 years, Modesto has experienced measurable shifts in key climate parameters, contributing to the current severity score of 57 (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

57/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Modesto experienced significant changes:

Temperature change of

-1.05 °C

Variation in annual rainfall

-3.1 %

Change in average humidity

+19.002 %

PM2.5 levels surged by

-39.4 %

Heatwave changed by

-13.2 day(s)

Coldwave changed by

-2.3 day(s)

Wind speeds changed by

+1.7 km/h

These indicators show that Modesto 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 Oct.

Modesto Weather Forecast 30 Days (November - December 2025)
Modesto, California, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sun. 2, Nov.
sunnySunny
Temperature Icon27°/10°
Humidity Icon66%
Wind Icon11km/h
Mon. 3, Nov.
sunnySunny
Temperature Icon23°/10°
Humidity Icon68%
Wind Icon12km/h
Tue. 4, Nov.
sunnySunny
Temperature Icon25°/11°
Humidity Icon58%
Wind Icon13km/h
Wed. 5, Nov.
moderate rainModerate rain
Temperature Icon19°/15°
Humidity Icon73%
Wind Icon18km/h
Thu. 6, Nov.
sunnySunny
Temperature Icon22°/13°
Humidity Icon77%
Wind Icon14km/h
Fri. 7, Nov.
sunnySunny
Temperature Icon24°/14°
Humidity Icon67%
Wind Icon21km/h
Sat. 8, Nov.
sunnySunny
Temperature Icon23°/13°
Humidity Icon66%
Wind Icon12km/h
Sun. 9, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon20°/12°
Humidity Icon58%
Wind Icon16km/h
Mon. 10, Nov.
sunnySunny
Temperature Icon19°/10°
Humidity Icon55%
Wind Icon16km/h
Tue. 11, Nov.
sunnySunny
Temperature Icon19°/9°
Humidity Icon50%
Wind Icon14km/h
Wed. 12, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon21°/13°
Humidity Icon49%
Wind Icon19km/h
Thu. 13, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon15°/9°
Humidity Icon62%
Wind Icon16km/h
Fri. 14, Nov.
patchy rain possiblePatchy rain nearby
Temperature Icon14°/6°
Humidity Icon72%
Wind Icon19km/h
Sat. 15, Nov.
moderate rain at timesModerate rain at times
Temperature Icon19°/8°
Humidity Icon59%
Wind Icon14km/h
Sun. 16, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/8°
Humidity Icon57%
Wind Icon16km/h
Mon. 17, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/8°
Humidity Icon56%
Wind Icon13km/h
Tue. 18, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon19°/9°
Humidity Icon58%
Wind Icon15km/h
Wed. 19, Nov.
heavy rain at timesHeavy rain at times
Temperature Icon17°/8°
Humidity Icon57%
Wind Icon15km/h
Thu. 20, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/8°
Humidity Icon63%
Wind Icon16km/h
Fri. 21, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/8°
Humidity Icon65%
Wind Icon13km/h
Sun. 23, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/8°
Humidity Icon62%
Wind Icon15km/h
Mon. 24, Nov.
moderate rain at timesModerate rain at times
Temperature Icon16°/7°
Humidity Icon61%
Wind Icon13km/h
Tue. 25, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/6°
Humidity Icon59%
Wind Icon13km/h
Wed. 26, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/7°
Humidity Icon56%
Wind Icon13km/h
Thu. 27, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/7°
Humidity Icon58%
Wind Icon13km/h
Fri. 28, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/6°
Humidity Icon60%
Wind Icon16km/h
Sat. 29, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/6°
Humidity Icon60%
Wind Icon14km/h
Sun. 30, Nov.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/6°
Humidity Icon60%
Wind Icon16km/h
Mon. 1, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/7°
Humidity Icon63%
Wind Icon16km/h
Tue. 2, Dec.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/7°
Humidity Icon64%
Wind Icon14km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSun. 2, Nov.

26.8°C

Low will be onSun. 30, Nov.

5.8°C

HumidityHumidity

High will be onThu. 6, Nov.

77%

Low will be onWed. 12, Nov.

49%

Wind SpeedWind Speed

High will be onFri. 7, Nov.

20.5km/h

Low will be onSun. 2, Nov.

10.8km/h

PrecipitationPrecipitation

High will be onWed. 5, Nov.

7.3mm

Low will be onMon. 24, Nov.

0.6mm

Ultraviolet IndexUV

High will be onThu. 6, Nov.

5

Low will be onFri. 14, Nov.

2