Arraial do São João

Região Geográfica Intermediária de Castanhal, Pará, Brazil

Current Weather

26°79°

Overcast

Feels Like: 25°77°

Min: 24°75°

Max: 34°93°

The next few hours will be overcast, with today reaching 34°C and dropping to 24°C. The coming days will be possible drizzle in the afternoon.

Hourly Forecast

24°75°26°79°28°83°31°87°32°89°33°91°34°93°34°93°34°93°34°93°32°90°30°87°29°84°28°82°27°81°26°80°26°78°25°77°25°76°25°76°25°76°24°76°24°76°24°76°
14%
14%
14%
24%
24%
24%
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
Today
Tomorrow

Want a closer look at the weather?

Premium adds minute-by-minute rain timing, yesterday comparisons, and more detail across Airpult.

Get Premium

Air Quality

42
Good

Air quality is satisfactory, and air pollution poses little or no risk.

GoodHazardous

Daylight Hours

05:50

Sunrise

17:53

Sunset

12 hours 2 minutes of sunlight today

Moon

18:25

Moonrise

05:53

Moonset

Daily Forecast

Today

24°75°
34°93°

Tuesday

24°76°
34°94°

Wednesday

24°75°
35°95°

Thursday

24°75°
34°93°

Friday

24°75°
34°94°

Saturday

23°74°
34°94°

Sunday

24°74°
34°93°

Monday

24°75°
35°95°

Tuesday

24°76°
34°94°

Wednesday

24°76°
33°91°

UV Index

No protection needed
1Low
LowExtreme

Humidity

79%Humid
LowHigh

Looking at the night sky?

See moon phases, eclipses, and seasons for this year.

View astronomy

Current stargazing conditions?

See sky darkness, moon phase, and the best viewing window for Arraial do São João.

View stargazing score

Weather in Arraial do São João today, October 26, 2026

Arraial do São João starts October 26, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Expect a grey start, with morning cloud around 93% by 06:00. Outdoor plans early on should not rely on bright skies.Arraial do São João starts October 26, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Expect a grey start, with morning cloud around 93% by 06:00. Outdoor plans early on should not rely on bright skies.

Expect highs of 34°C and cooler readings close to 24°C. The air stays humid, with relative humidity between 45% and 89% and the peak around 06:00. Airflow remains manageable, reaching about 16 km/h around 18:00.Expect highs of 93°F and cooler readings close to 75°F. The air stays humid, with relative humidity between 45% and 89% and the peak around 06:00. Airflow remains manageable, reaching about 10 mph around 18:00.

The second half of the day still looks unsettled, with rain probability around 24% by 13:00. Dense cloud near 88% at 12:00 keeps the feel grey. Visibility stays near 16.1 km. Daylight runs from 05:50 to 17:53, lasting 12 hours 2 minutes of sunlight today.The second half of the day still looks unsettled, with rain probability around 24% by 13:00. Dense cloud near 88% at 12:00 keeps the feel grey. Visibility stays near 10 mi. Daylight runs from 05:50 to 17:53, lasting 12 hours 2 minutes of sunlight today.

Taken together, Arraial do São João looks wet enough on October 26, 2026 that flexible outdoor plans work best, with temperatures peaking near 34°C.Taken together, Arraial do São João looks wet enough on October 26, 2026 that flexible outdoor plans work best, with temperatures peaking near 93°F.

Frequently asked questions about weather in Arraial do São João

How warm does it get in Arraial do São João?

The warmest month in Arraial do São João is November, with average high temperatures of 33°C. The average temperature during this period is around 28°C.The warmest month in Arraial do São João is November, with average high temperatures of 91°F. The average temperature during this period is around 82°F.

How cold does it get in Arraial do São João?

The coldest month in Arraial do São João is July, with average low temperatures of 23°C. The average temperature during this period is around 26°C.The coldest month in Arraial do São João is July, with average low temperatures of 73°F. The average temperature during this period is around 79°F.

What is the wettest time of year in Arraial do São João?

The wettest month in Arraial do São João is March, with an average of 523 mm of precipitation.The wettest month in Arraial do São João is March, with an average of 20.6 in of precipitation.

What is the driest time of year in Arraial do São João?

The driest month in Arraial do São João is September, with an average of 31 mm of precipitation.The driest month in Arraial do São João is September, with an average of 1.2 in of precipitation.

View full climate insights for Arraial do São João →