Casper, Wyoming, United States Climate Change Severity

38
Moderate
The current climate change severity in Casper is Moderate, with a -21.1% 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 Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Casper 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), Casper temperature has changed by around +9.6%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
6250
-19.3%
cloudyCloudy
6237
-40.3%
rainyRainy
6154
-11.4%
snowySnowy
97
-22.2%
mistyMisty
07
100%

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

Climate Change Indicators:

Over the past 15 years, Casper has experienced measurable improvements in key climate parameters, contributing to the current severity score of 38 (within the Moderate severity category). This suggests improving climate conditions compared to previous years. Here’s a breakdown of the specific changes observed:

Severity Score

38/100

Moderate

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Casper experienced significant changes:

Temperature change of

+0.6 °C

Variation in annual rainfall

+1.8 %

Change in average humidity

+0.04 %

PM2.5 levels surged by

+3.2 %

Heatwave changed by

-3.8 day(s)

Coldwave changed by

-2.2 day(s)

Wind speeds changed by

+1.9 km/h

These indicators show reduced climate volatility, offering a valuable window to reinforce sustainable practices and strengthen long-term climate resilience. As the severity shifts toward Moderate, it is important to maintain momentum in climate adaptation efforts.

Check how we calculate Climate Change Severity
Based on data from Jan. to Jul.

Casper Weather Forecast 30 Days (August - September 2025)
Casper, Wyoming, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sat. 9, Aug.
sunnySunny
Temperature Icon26°/8°
Humidity Icon40%
Wind Icon27km/h
Sun. 10, Aug.
sunnySunny
Temperature Icon27°/10°
Humidity Icon43%
Wind Icon18km/h
Mon. 11, Aug.
sunnySunny
Temperature Icon30°/9°
Humidity Icon43%
Wind Icon16km/h
Tue. 12, Aug.
sunnySunny
Temperature Icon33°/16°
Humidity Icon24%
Wind Icon38km/h
Wed. 13, Aug.
sunnySunny
Temperature Icon31°/12°
Humidity Icon47%
Wind Icon26km/h
Thu. 14, Aug.
sunnySunny
Temperature Icon35°/18°
Humidity Icon26%
Wind Icon31km/h
Fri. 15, Aug.
sunnySunny
Temperature Icon35°/19°
Humidity Icon16%
Wind Icon40km/h
Sat. 16, Aug.
sunnySunny
Temperature Icon33°/18°
Humidity Icon18%
Wind Icon41km/h
Sun. 17, Aug.
sunnySunny
Temperature Icon33°/16°
Humidity Icon17%
Wind Icon26km/h
Mon. 18, Aug.
sunnySunny
Temperature Icon35°/17°
Humidity Icon16%
Wind Icon22km/h
Tue. 19, Aug.
sunnySunny
Temperature Icon35°/18°
Humidity Icon20%
Wind Icon14km/h
Wed. 20, Aug.
sunnySunny
Temperature Icon37°/17°
Humidity Icon19%
Wind Icon24km/h
Thu. 21, Aug.
sunnySunny
Temperature Icon32°/18°
Humidity Icon25%
Wind Icon24km/h
Fri. 22, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon30°/15°
Humidity Icon35%
Wind Icon23km/h
Sat. 23, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon29°/15°
Humidity Icon34%
Wind Icon25km/h
Sun. 24, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon28°/14°
Humidity Icon34%
Wind Icon23km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon28°/13°
Humidity Icon37%
Wind Icon23km/h
Tue. 26, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon29°/14°
Humidity Icon36%
Wind Icon23km/h
Wed. 27, Aug.
heavy rain at timesHeavy rain at times
Temperature Icon28°/14°
Humidity Icon38%
Wind Icon26km/h
Thu. 28, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon28°/14°
Humidity Icon38%
Wind Icon18km/h
Fri. 29, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon29°/14°
Humidity Icon35%
Wind Icon23km/h
Sat. 30, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon29°/14°
Humidity Icon34%
Wind Icon28km/h
Sun. 31, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon28°/14°
Humidity Icon35%
Wind Icon26km/h
Mon. 1, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon28°/13°
Humidity Icon37%
Wind Icon26km/h
Tue. 2, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon29°/14°
Humidity Icon33%
Wind Icon26km/h
Wed. 3, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon29°/13°
Humidity Icon33%
Wind Icon25km/h
Thu. 4, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon27°/13°
Humidity Icon36%
Wind Icon23km/h
Fri. 5, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon28°/12°
Humidity Icon36%
Wind Icon23km/h
Sat. 6, Sep.
moderate rain at timesModerate rain at times
Temperature Icon27°/13°
Humidity Icon33%
Wind Icon23km/h
Sun. 7, Sep.
heavy rain at timesHeavy rain at times
Temperature Icon26°/11°
Humidity Icon34%
Wind Icon22km/h
Mon. 8, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/11°
Humidity Icon39%
Wind Icon25km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onWed. 20, Aug.

36.6°C

Low will be onSat. 9, Aug.

7.8°C

HumidityHumidity

High will be onWed. 13, Aug.

47%

Low will be onFri. 15, Aug.

16%

Wind SpeedWind Speed

High will be onSat. 16, Aug.

41km/h

Low will be onTue. 19, Aug.

14.4km/h

PrecipitationPrecipitation

High will be onMon. 25, Aug.

2.4mm

Low will be onThu. 14, Aug.

0.01mm

Ultraviolet IndexUV

High will be onThu. 14, Aug.

7

Low will be onSun. 7, Sep.

4

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