Alto Novo

Região Geográfica Intermediária de Teresina, Piauí, Brazil

Current Weather

31°87°

Partly Cloudy

Feels Like: 28°82°

Min: 28°82°

Max: 39°102°

The next few hours will be partly cloudy, with today reaching 39°C and dropping to 27°C. The coming days will be mostly clear until afternoon, returning overnight.

Hourly Forecast

31°87°30°85°28°83°28°83°28°82°28°82°29°84°31°87°32°90°34°93°36°96°37°99°38°100°38°101°39°102°38°101°37°99°36°97°36°97°35°96°35°95°33°92°32°89°30°87°
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
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

40
Good

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

GoodHazardous

Daylight Hours

05:25

Sunrise

17:36

Sunset

12 hours 11 minutes of sunlight today

Moon

17:14

Moonrise

04:36

Moonset

Daily Forecast

Today

28°82°
39°102°

Monday

27°80°
40°103°

Tuesday

27°81°
40°103°

Wednesday

27°80°
39°102°

Thursday

28°82°
39°101°

Friday

28°83°
39°102°

Saturday

28°82°
39°102°

Sunday

29°84°
40°103°

Monday

29°84°
40°104°

Tuesday

30°86°
38°100°

UV Index

No protection needed
0Low
LowExtreme

Humidity

38%Dry
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 Alto Novo.

View stargazing score

Weather in Alto Novo today, October 25, 2026

Alto Novo looks cloudy on October 25, 2026, with grey skies for much of the day. Sunshine stays limited, so the overall tone is muted from the morning onward. Expect a grey start, with morning cloud around 62% by 03:00. Outdoor plans early on should not rely on bright skies.Alto Novo looks cloudy on October 25, 2026, with grey skies for much of the day. Sunshine stays limited, so the overall tone is muted from the morning onward. Expect a grey start, with morning cloud around 62% by 03:00. Outdoor plans early on should not rely on bright skies.

The day peaks near 39°C and cools toward 28°C. Relative humidity sits between 23% and 60%, reaching its peak around 06:00. Expect gentle winds, highest near 06:00 at 16 km/h.The day peaks near 102°F and cools toward 82°F. Relative humidity sits between 23% and 60%, reaching its peak around 06:00. Expect gentle winds, highest near 06:00 at 10 mph.

Expect a more open afternoon, with limited cloud around 55% by 12:00. Residual damp risk should be lower than earlier. Visibility stays near 16.1 km. Daylight runs from 05:25 to 17:36, lasting 12 hours 11 minutes of sunlight today.Expect a more open afternoon, with limited cloud around 55% by 12:00. Residual damp risk should be lower than earlier. Visibility stays near 10 mi. Daylight runs from 05:25 to 17:36, lasting 12 hours 11 minutes of sunlight today.

Taken together, overcast skies in Alto Novo on October 25, 2026 favour indoor or covered options, with temperatures near 39°C.Taken together, overcast skies in Alto Novo on October 25, 2026 favour indoor or covered options, with temperatures near 102°F.

Frequently asked questions about weather in Alto Novo

How warm does it get in Alto Novo?

The warmest month in Alto Novo is October, with average high temperatures of 38°C. The average temperature during this period is around 32°C.The warmest month in Alto Novo is October, with average high temperatures of 100°F. The average temperature during this period is around 89°F.

How cold does it get in Alto Novo?

The coldest month in Alto Novo is July, with average low temperatures of 23°C. The average temperature during this period is around 28°C.The coldest month in Alto Novo is July, with average low temperatures of 73°F. The average temperature during this period is around 83°F.

What is the wettest time of year in Alto Novo?

The wettest month in Alto Novo is March, with an average of 225 mm of precipitation.The wettest month in Alto Novo is March, with an average of 8.8 in of precipitation.

What is the driest time of year in Alto Novo?

The driest month in Alto Novo is August, with an average of 1 mm of precipitation.The driest month in Alto Novo is August, with an average of 0 in of precipitation.

View full climate insights for Alto Novo →