São João do Piauí Weather in March
Average highs run from 33°C on March 1 to 33°C on March 31, and lows from 22°C to 22°C. Normal precipitation for the month is 109 mm over about 16 wet days.
March day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
March at a glance
- Average high
- 33°C
- Average low
- 22°C
- Precipitation
- 109 mm
- Reanalysis high
- 41°CMar 13, 2013
- Reanalysis low
- 19°CMar 14, 2005
- Daylight
- 12 h 16 min to 12 h 02 min
- Cloud cover
- 67%
- Humidity
- 68%
- Dew point
- 20°C
- Wind
- 11.5 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Mar 1 | 33°C | 22°C | 39°C 2013 | 20°C 1992 | 45% |
| Mar 2 | 33°C | 22°C | 40°C 2013 | 19°C 2007 | 44% |
| Mar 3 | 33°C | 22°C | 40°C 2013 | 20°C 2007 | 44% |
| Mar 4 | 33°C | 22°C | 38°C 2013 | 21°C 2004 | 44% |
| Mar 5 | 33°C | 22°C | 39°C 2013 | 20°C 1992 | 44% |
| Mar 6 | 33°C | 22°C | 39°C 2013 | 20°C 1992 | 44% |
| Mar 7 | 33°C | 22°C | 39°C 2013 | 20°C 1992 | 44% |
| Mar 8 | 33°C | 23°C | 39°C 2013 | 21°C 2011 | 45% |
| Mar 9 | 33°C | 23°C | 39°C 2013 | 20°C 2004 | 44% |
| Mar 10 | 33°C | 23°C | 38°C 1993 | 21°C 1999 | 45% |
| Mar 11 | 33°C | 23°C | 40°C 2013 | 20°C 2017 | 46% |
| Mar 12 | 33°C | 23°C | 41°C 2013 | 20°C 2000 | 48% |
| Mar 13 | 33°C | 23°C | 41°C 2013 | 20°C 2005 | 50% |
| Mar 14 | 33°C | 23°C | 40°C 2013 | 19°C 2005 | 52% |
| Mar 15 | 33°C | 23°C | 38°C 2002 | 20°C 2004 | 54% |
| Mar 16 | 33°C | 22°C | 39°C 2012 | 20°C 1999 | 55% |
| Mar 17 | 33°C | 22°C | 38°C 2012 | 20°C 2000 | 56% |
| Mar 18 | 33°C | 22°C | 38°C 1993 | 20°C 2000 | 57% |
| Mar 19 | 33°C | 22°C | 38°C 1998 | 20°C 2000 | 58% |
| Mar 20 | 33°C | 22°C | 36°C 2017 | 21°C 2011 | 57% |
| Mar 21 | 33°C | 22°C | 38°C 2014 | 19°C 2004 | 56% |
| Mar 22 | 33°C | 22°C | 37°C 2017 | 20°C 2004 | 55% |
| Mar 23 | 33°C | 22°C | 38°C 2017 | 19°C 1999 | 55% |
| Mar 24 | 33°C | 22°C | 38°C 2017 | 20°C 1992 | 55% |
| Mar 25 | 33°C | 22°C | 38°C 2016 | 21°C 1994 | 54% |
| Mar 26 | 33°C | 22°C | 39°C 2016 | 20°C 2008 | 53% |
| Mar 27 | 33°C | 22°C | 39°C 2016 | 20°C 1991 | 51% |
| Mar 28 | 33°C | 22°C | 39°C 2016 | 20°C 2002 | 49% |
| Mar 29 | 33°C | 22°C | 39°C 2016 | 20°C 2004 | 47% |
| Mar 30 | 33°C | 22°C | 38°C 2012 | 20°C 2004 | 46% |
| Mar 31 | 33°C | 22°C | 37°C 2012 | 20°C 2011 | 46% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- March 1
- sunrise 5:53 AM, sunset 6:09 PM
- March 31
- sunrise 5:52 AM, sunset 5:54 PM
Other months
Sources
Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.