Folsom, California, United States Climate Change Severity

52
High
The current climate change severity in Folsom is High, with a 1.7% 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 Jul. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Folsom 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), Folsom temperature has changed by around +12.8%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
103120
16.5%
cloudyCloudy
4828
-41.6%
rainyRainy
4421
-52.2%
snowySnowy
00
0%
mistyMisty
09
100%

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

Climate Change Indicators:

Over the past 16 years, Folsom 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, Folsom experienced significant changes:

Temperature change of

+2.09 °C

Variation in annual rainfall

+68.28 %

Change in average humidity

+0.12 %

PM2.5 levels surged by

-20.19 %

Heatwave changed by

+9 Days

Coldwave changed by

-3 Days

Wind speeds changed by

-1.22 km/h

These indicators show that Folsom 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 Jul.

Folsom Weather Forecast 30 Days (August - September 2026)
Folsom, California, United States

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Mon. 17, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon22°/9°
Humidity Icon62%
Wind Icon29.5km/h
Tue. 18, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon10°/10°
Humidity Icon63%
Wind Icon25.9km/h
Wed. 19, Aug.
sunnySunny
Temperature Icon11°/9°
Humidity Icon59%
Wind Icon31.3km/h
Thu. 20, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon13°/11°
Humidity Icon79%
Wind Icon66.2km/h
Fri. 21, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon13°/11°
Humidity Icon87%
Wind Icon65.9km/h
Sat. 22, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon11°/10°
Humidity Icon64%
Wind Icon44.3km/h
Sun. 23, Aug.
sunnySunny
Temperature Icon11°/10°
Humidity Icon69%
Wind Icon31km/h
Mon. 24, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon12°/11°
Humidity Icon74%
Wind Icon33.1km/h
Tue. 25, Aug.
patchy rain possibleRain Possible
Temperature Icon35°/17°
Humidity Icon39%
Wind Icon11.1km/h
Wed. 26, Aug.
sunnySunny
Temperature Icon35°/17°
Humidity Icon39%
Wind Icon12.1km/h
Thu. 27, Aug.
sunnySunny
Temperature Icon35°/17°
Humidity Icon37%
Wind Icon11.1km/h
Fri. 28, Aug.
patchy rain possibleRain Possible
Temperature Icon35°/17°
Humidity Icon38%
Wind Icon11.2km/h
Sat. 29, Aug.
sunnySunny
Temperature Icon35°/18°
Humidity Icon41%
Wind Icon11.2km/h
Sun. 30, Aug.
sunnySunny
Temperature Icon35°/18°
Humidity Icon38%
Wind Icon10.3km/h
Mon. 31, Aug.
patchy rain possibleRain Possible
Temperature Icon35°/17°
Humidity Icon37%
Wind Icon11.6km/h
Tue. 1, Sep.
patchy rain possibleRain Possible
Temperature Icon35°/18°
Humidity Icon38%
Wind Icon11.5km/h
Wed. 2, Sep.
moderate or heavy rain showerRain Showers
Temperature Icon35°/18°
Humidity Icon39%
Wind Icon11.1km/h
Thu. 3, Sep.
moderate rain at timesRain
Temperature Icon35°/18°
Humidity Icon38%
Wind Icon10.6km/h
Fri. 4, Sep.
sunnySunny
Temperature Icon35°/18°
Humidity Icon37%
Wind Icon10.1km/h
Sat. 5, Sep.
patchy rain possibleRain Possible
Temperature Icon35°/17°
Humidity Icon39%
Wind Icon10.9km/h
Sun. 6, Sep.
sunnySunny
Temperature Icon36°/18°
Humidity Icon35%
Wind Icon11.1km/h
Mon. 7, Sep.
sunnySunny
Temperature Icon35°/18°
Humidity Icon34%
Wind Icon11.4km/h
Tue. 8, Sep.
sunnySunny
Temperature Icon34°/18°
Humidity Icon37%
Wind Icon12.3km/h
Wed. 9, Sep.
sunnySunny
Temperature Icon34°/18°
Humidity Icon35%
Wind Icon11km/h
Thu. 10, Sep.
patchy rain possibleRain Possible
Temperature Icon34°/17°
Humidity Icon38%
Wind Icon11.2km/h
Fri. 11, Sep.
patchy rain possibleRain Possible
Temperature Icon33°/17°
Humidity Icon41%
Wind Icon11.2km/h
Sat. 12, Sep.
patchy rain possibleRain Possible
Temperature Icon33°/17°
Humidity Icon43%
Wind Icon10.7km/h
Sun. 13, Sep.
patchy rain possibleRain Possible
Temperature Icon32°/16°
Humidity Icon44%
Wind Icon11.1km/h
Mon. 14, Sep.
patchy rain possibleRain Possible
Temperature Icon32°/16°
Humidity Icon45%
Wind Icon11.8km/h
Tue. 15, Sep.
patchy rain possibleRain Possible
Temperature Icon31°/16°
Humidity Icon45%
Wind Icon11.6km/h
Wed. 16, Sep.
heavy rain at timesHeavy Rain
Temperature Icon30°/15°
Humidity Icon46%
Wind Icon10.6km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSun. 6, Sep.

36°C

Low will be onMon. 17, Aug.

9°C

HumidityHumidity

High will be onFri. 21, Aug.

87%

Low will be onMon. 7, Sep.

34%

Wind SpeedWind Speed

High will be onThu. 20, Aug.

66.2km/h

Low will be onFri. 4, Sep.

10.1km/h

PrecipitationPrecipitation

High will be onFri. 21, Aug.

31.4mm

Low will be onFri. 11, Sep.

0.01mm

Ultraviolet IndexUV

High will be onTue. 18, Aug.

9.4

Low will be onSat. 22, Aug.

3

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