Guarulhos, State Of Sao Paulo, Brazil Climate Change Severity

43
High
The current climate change severity in Guarulhos is High, with a 3.7% 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 Aug. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Guarulhos 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), Guarulhos temperature has changed by around +1.4%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
4443
-2.2%
cloudyCloudy
3739
5.4%
rainyRainy
137132
-3.6%
snowySnowy
00
0%
mistyMisty
02
100%

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

Climate Change Indicators:

Over the past 15 years, Guarulhos 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, Guarulhos experienced significant changes:

Temperature change of

+0.2 °C

Variation in annual rainfall

-15.1 %

Change in average humidity

-6.6 %

PM2.5 levels surged by

-29.1 %

Heatwave changed by

-5 day(s)

Coldwave changed by

-2.8 day(s)

Wind speeds changed by

+0.5 km/h

These indicators show improvement in key parametes of climate, but Guarulhos 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 Aug.

Guarulhos Weather Forecast 30 Days (September - October 2025)
Guarulhos, State Of Sao Paulo, Brazil

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Tue. 30, Sep.
sunnySunny
Temperature Icon33°/16°
Humidity Icon47%
Wind Icon17km/h
Wed. 1, Oct.
sunnySunny
Temperature Icon30°/17°
Humidity Icon61%
Wind Icon22km/h
Thu. 2, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon30°/17°
Humidity Icon67%
Wind Icon23km/h
Fri. 3, Oct.
sunnySunny
Temperature Icon29°/17°
Humidity Icon68%
Wind Icon20km/h
Sat. 4, Oct.
sunnySunny
Temperature Icon32°/17°
Humidity Icon51%
Wind Icon17km/h
Sun. 5, Oct.
sunnySunny
Temperature Icon34°/19°
Humidity Icon40%
Wind Icon11km/h
Mon. 6, Oct.
sunnySunny
Temperature Icon35°/21°
Humidity Icon46%
Wind Icon17km/h
Tue. 7, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon38°/18°
Humidity Icon55%
Wind Icon25km/h
Wed. 8, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon18°/13°
Humidity Icon85%
Wind Icon25km/h
Thu. 9, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon18°/13°
Humidity Icon85%
Wind Icon17km/h
Fri. 10, Oct.
partly cloudyPartly Cloudy
Temperature Icon27°/14°
Humidity Icon69%
Wind Icon17km/h
Sat. 11, Oct.
sunnySunny
Temperature Icon29°/15°
Humidity Icon61%
Wind Icon16km/h
Sun. 12, Oct.
sunnySunny
Temperature Icon33°/17°
Humidity Icon45%
Wind Icon14km/h
Mon. 13, Oct.
sunnySunny
Temperature Icon35°/19°
Humidity Icon30%
Wind Icon22km/h
Tue. 14, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon77%
Wind Icon16km/h
Wed. 15, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/17°
Humidity Icon81%
Wind Icon17km/h
Thu. 16, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon78%
Wind Icon15km/h
Fri. 17, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/18°
Humidity Icon80%
Wind Icon16km/h
Sat. 18, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/17°
Humidity Icon79%
Wind Icon15km/h
Sun. 19, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/16°
Humidity Icon79%
Wind Icon17km/h
Mon. 20, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon24°/16°
Humidity Icon79%
Wind Icon14km/h
Tue. 21, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/16°
Humidity Icon77%
Wind Icon18km/h
Wed. 22, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/16°
Humidity Icon78%
Wind Icon17km/h
Thu. 23, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon75%
Wind Icon16km/h
Fri. 24, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon79%
Wind Icon16km/h
Sat. 25, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/18°
Humidity Icon83%
Wind Icon16km/h
Sun. 26, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon81%
Wind Icon16km/h
Mon. 27, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon79%
Wind Icon18km/h
Tue. 28, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon25°/17°
Humidity Icon77%
Wind Icon17km/h
Wed. 29, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon77%
Wind Icon16km/h
Thu. 30, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon26°/17°
Humidity Icon78%
Wind Icon17km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onTue. 7, Oct.

37.5°C

Low will be onWed. 8, Oct.

12.9°C

HumidityHumidity

High will be onWed. 8, Oct.

85%

Low will be onMon. 13, Oct.

30%

Wind SpeedWind Speed

High will be onWed. 8, Oct.

25.2km/h

Low will be onSun. 5, Oct.

10.8km/h

PrecipitationPrecipitation

High will be onSat. 18, Oct.

7mm

Low will be onTue. 7, Oct.

0.3mm

Ultraviolet IndexUV

High will be onSun. 5, Oct.

8

Low will be onFri. 3, Oct.

0.3

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