Castelo do Piauí Weather Today · 7-Day Forecast
Clouds Gather on the Horizon
Changeable skies expected — a day for both sun hat and coat.
Warmest Saturday at 38° · coldest night Tuesday at 24°
The short of it: Castelo do Piauí weather on Wednesday, 11 November 2026: local time, 28 °C (82 °F) with partly cloudy skies, feeling like 30 °C (86 °F). Today’s high 36 °C (97 °F), low 26 °C (79 °F). No rain expected in the next 24 hours. Warnings in force: tropical night, heat warning. Source: Wanted Weather forecast service (global weather models), updated 07:15 local time.
CASTELO DO PIAUÍ, Wednesday. — Castelo do Piauí may look for partly cloudy skies this day, with the mercury climbing to about 36° before sinking to 26° by night. That is some 2° milder than a typical November afternoon in Castelo do Piauí, where the average high is 34°. The wind keeps up from the ENE at 15 km/h, gusting to 19 km/h, and the glass is falling — a change is coming.
Looking over the next 7 days, our correspondent reckons Saturday the pick at about 38°, while Tuesday night will be the coldest at 24°. Rain or snow is due on 1 of them, some 7.8 mm in all. Nights run 5° milder than the November norm of 22°.
For travellers weighing a journey, the Almanac shows a typical November in Castelo do Piauí brings highs near 34°, lows of 22° and about 26 mm of rain over the month. October is the warmest month here at 35°, July the coldest at 19°, and March the wettest with 240 mm. The best months to ride in are June and July.
Daylight holds steady at 12 h 21 min. The station stands 282 m above the sea.
The Hours to Come
Temperature by the hour · rain & snow in the hour beneathThe hour-by-hour ledger
| Hour | Sky | Temp | Feels | Wind | Rain |
|---|---|---|---|---|---|
| Now | Partly cloudy | 27° | 30° | 10 km/h | – |
| 8 AM | Partly cloudy | 29° | 31° | 12 km/h | – |
| 9 AM | Partly cloudy | 31° | 32° | 13 km/h | – |
| 10 AM | Mostly clear | 33° | 35° | 12 km/h | – |
| 11 AM | Partly cloudy | 34° | 36° | 12 km/h | – |
| 12 PM | Partly cloudy | 35° | 37° | 13 km/h | – |
| 1 PM | Partly cloudy | 36° | 38° | 12 km/h | – |
| 2 PM | Partly cloudy | 36° | 38° | 12 km/h | – |
| 3 PM | Partly cloudy | 36° | 37° | 12 km/h | – |
| 4 PM | Partly cloudy | 36° | 36° | 11 km/h | – |
| 5 PM | Partly cloudy | 35° | 35° | 10 km/h | – |
| 6 PM | Partly cloudy | 34° | 34° | 8 km/h | – |
| 7 PM | Mostly clear | 33° | 33° | 6 km/h | – |
| 8 PM | Mostly clear | 32° | 32° | 4 km/h | – |
| 9 PM | Mostly clear | 30° | 31° | 4 km/h | – |
| 10 PM | Clear sky | 30° | 31° | 4 km/h | – |
| 11 PM | Clear sky | 29° | 30° | 3 km/h | – |
| 12 AM | Mostly clear | 28° | 28° | 6 km/h | – |
| 1 AM | Clear sky | 28° | 28° | 8 km/h | – |
| 2 AM | Clear sky | 27° | 29° | 5 km/h | – |
| 3 AM | Mostly clear | 26° | 29° | 4 km/h | – |
| 4 AM | Partly cloudy | 26° | 29° | 5 km/h | – |
| 5 AM | Partly cloudy | 26° | 29° | 5 km/h | – |
| 6 AM | Partly cloudy | 26° | 29° | 7 km/h | – |
Seven-Day Outlook · Classified
Highs in large type · pick a dayToday (Nov 11): partly cloudy, high 36°, low 26°, dry, gusts to 26 km/h. Sun up 5:19 AM, down 5:40 PM. Changeable skies expected — a day for both sun hat and coat.
Thursday (Nov 12): partly cloudy, high 38°, low 26°, dry, gusts to 29 km/h. Sun up 5:19 AM, down 5:40 PM. Changeable skies expected — a day for both sun hat and coat.
Friday (Nov 13): overcast, high 38°, low 25°, dry, gusts to 34 km/h. Sun up 5:19 AM, down 5:40 PM. Cloud lies thick and low. The light is dim and the air is still.
Saturday (Nov 14): overcast, high 38°, low 25°, dry, gusts to 26 km/h. Sun up 5:19 AM, down 5:41 PM. Cloud lies thick and low. The light is dim and the air is still.
Sunday (Nov 15): overcast, high 32°, low 25°, 0.8 mm of rain, gusts to 18 km/h. Sun up 5:19 AM, down 5:41 PM. Cloud lies thick and low. The light is dim and the air is still.
Monday (Nov 16): thunderstorm, high 30°, low 24°, 7.0 mm of rain, gusts to 13 km/h. Sun up 5:19 AM, down 5:41 PM. Lightning and thunder expected — stay indoors and away from open ground.
Tuesday (Nov 17): overcast, high 35°, low 24°, dry, gusts to 18 km/h. Sun up 5:19 AM, down 5:42 PM. Cloud lies thick and low. The light is dim and the air is still.
The Week in Figures
| Day | Low · High | Rain | Gusts | Daylight | |
|---|---|---|---|---|---|
| Today | 26°36° | dry | 26 km/h | 12 h 21 min | |
| Thursday | 26°38° | dry | 29 km/h | 12 h 21 min | |
| Friday | 25°38° | dry | 34 km/h | 12 h 21 min | |
| Saturday | 25°38° | dry | 26 km/h | 12 h 22 min | |
| Sunday | 25°32° | 0.8 mm | 18 km/h | 12 h 22 min | |
| Monday | 24°30° | 7.0 mm | 13 km/h | 12 h 22 min | |
| Tuesday | 24°35° | dry | 18 km/h | 12 h 23 min |
Warmest: Saturday at 38°. Wettest: Monday, 7.0 mm. Strongest gusts: Friday, 34 km/h.