Rosalia, Washington, United States Climate Change Severity

33
Moderate
The current climate change severity in Rosalia is Moderate, with a -35.7% 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

Rosalia 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), Rosalia temperature has changed by around -3.3%, 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
5639
-30.3%
cloudyCloudy
5447
-12.9%
rainyRainy
7252
-27.7%
snowySnowy
67
16.6%
mistyMisty
03
100%

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

Climate Change Indicators:

Over the past 15 years, Rosalia has experienced measurable improvements in key climate parameters, contributing to the current severity score of 33 (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

33/100

Moderate

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Rosalia experienced significant changes:

Temperature change of

-0.3 °C

Variation in annual rainfall

-5.08 %

Change in average humidity

+3.8 %

PM2.5 levels surged by

+100 %

Heatwave changed by

-5.4 day(s)

Coldwave changed by

-5.5 day(s)

Wind speeds changed by

-0.04 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.

Rosalia Weather Forecast 30 Days (August - September 2025)
Rosalia, Washington, United States

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Mon. 11, Aug.
sunnySunny
Temperature Icon35°/17°
Humidity Icon37%
Wind Icon19km/h
Tue. 12, Aug.
sunnySunny
Temperature Icon35°/19°
Humidity Icon35%
Wind Icon20km/h
Wed. 13, Aug.
sunnySunny
Temperature Icon31°/15°
Humidity Icon41%
Wind Icon36km/h
Thu. 14, Aug.
sunnySunny
Temperature Icon26°/15°
Humidity Icon36%
Wind Icon24km/h
Fri. 15, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon25°/16°
Humidity Icon62%
Wind Icon23km/h
Sat. 16, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon28°/15°
Humidity Icon57%
Wind Icon25km/h
Sun. 17, Aug.
sunnySunny
Temperature Icon27°/14°
Humidity Icon51%
Wind Icon22km/h
Mon. 18, Aug.
sunnySunny
Temperature Icon29°/14°
Humidity Icon28%
Wind Icon17km/h
Tue. 19, Aug.
sunnySunny
Temperature Icon31°/15°
Humidity Icon19%
Wind Icon16km/h
Wed. 20, Aug.
sunnySunny
Temperature Icon32°/17°
Humidity Icon20%
Wind Icon13km/h
Thu. 21, Aug.
sunnySunny
Temperature Icon33°/17°
Humidity Icon22%
Wind Icon14km/h
Fri. 22, Aug.
sunnySunny
Temperature Icon33°/17°
Humidity Icon21%
Wind Icon17km/h
Sat. 23, Aug.
sunnySunny
Temperature Icon27°/16°
Humidity Icon29%
Wind Icon30km/h
Sun. 24, Aug.
sunnySunny
Temperature Icon23°/11°
Humidity Icon45%
Wind Icon22km/h
Mon. 25, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon28°/15°
Humidity Icon35%
Wind Icon15km/h
Tue. 26, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon28°/15°
Humidity Icon34%
Wind Icon16km/h
Wed. 27, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon29°/15°
Humidity Icon35%
Wind Icon18km/h
Thu. 28, Aug.
sunnySunny
Temperature Icon29°/16°
Humidity Icon33%
Wind Icon16km/h
Fri. 29, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon28°/16°
Humidity Icon37%
Wind Icon19km/h
Sat. 30, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon26°/15°
Humidity Icon42%
Wind Icon19km/h
Sun. 31, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon25°/14°
Humidity Icon44%
Wind Icon20km/h
Mon. 1, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon26°/14°
Humidity Icon41%
Wind Icon18km/h
Tue. 2, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon27°/14°
Humidity Icon38%
Wind Icon18km/h
Wed. 3, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon26°/14°
Humidity Icon37%
Wind Icon18km/h
Thu. 4, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon27°/13°
Humidity Icon37%
Wind Icon17km/h
Fri. 5, Sep.
heavy rain at timesHeavy rain at times
Temperature Icon27°/14°
Humidity Icon37%
Wind Icon18km/h
Sat. 6, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon25°/14°
Humidity Icon42%
Wind Icon16km/h
Sun. 7, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon26°/13°
Humidity Icon41%
Wind Icon16km/h
Mon. 8, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon25°/13°
Humidity Icon41%
Wind Icon17km/h
Tue. 9, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon25°/13°
Humidity Icon40%
Wind Icon17km/h
Wed. 10, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon25°/13°
Humidity Icon40%
Wind Icon18km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onMon. 11, Aug.

35.1°C

Low will be onSun. 24, Aug.

11°C

HumidityHumidity

High will be onFri. 15, Aug.

62%

Low will be onTue. 19, Aug.

19%

Wind SpeedWind Speed

High will be onWed. 13, Aug.

36.4km/h

Low will be onWed. 20, Aug.

13.3km/h

PrecipitationPrecipitation

High will be onFri. 5, Sep.

1.4mm

Low will be onMon. 25, Aug.

0.1mm

Ultraviolet IndexUV

High will be onFri. 22, Aug.

7

Low will be onSun. 31, Aug.

4

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