Grajaú Weather in January
Average highs run from 31°C on January 1 to 30°C on January 31, and lows from 22°C to 22°C. Normal precipitation for the month is 183 mm over about 25 wet days.
January day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
January at a glance
- Average high
- 30°C
- Average low
- 22°C
- Precipitation
- 183 mm
- Reanalysis high
- 37°CJan 6, 1992
- Reanalysis low
- 19°CJan 29, 2014
- Daylight
- 12 h 27 min to 12 h 22 min
- Cloud cover
- 80%
- Humidity
- 81%
- Dew point
- 22°C
- Wind
- 8.3 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 |
|---|---|---|---|---|---|
| Jan 1 | 31°C | 22°C | 36°C 2018 | 21°C 2000 | 69% |
| Jan 2 | 31°C | 22°C | 36°C 2018 | 20°C 2000 | 71% |
| Jan 3 | 31°C | 22°C | 36°C 2019 | 19°C 2000 | 72% |
| Jan 4 | 31°C | 22°C | 35°C 1992 | 21°C 2000 | 73% |
| Jan 5 | 31°C | 22°C | 37°C 1992 | 21°C 1995 | 73% |
| Jan 6 | 31°C | 22°C | 37°C 1992 | 20°C 1993 | 75% |
| Jan 7 | 30°C | 22°C | 37°C 2005 | 20°C 1995 | 77% |
| Jan 8 | 30°C | 22°C | 37°C 2005 | 19°C 1995 | 76% |
| Jan 9 | 30°C | 22°C | 36°C 2005 | 20°C 2010 | 75% |
| Jan 10 | 30°C | 22°C | 36°C 2003 | 20°C 1997 | 74% |
| Jan 11 | 30°C | 22°C | 34°C 2003 | 20°C 2010 | 74% |
| Jan 12 | 30°C | 22°C | 35°C 1992 | 20°C 1995 | 76% |
| Jan 13 | 30°C | 22°C | 34°C 2003 | 20°C 1999 | 77% |
| Jan 14 | 30°C | 22°C | 33°C 1993 | 21°C 1994 | 78% |
| Jan 15 | 30°C | 22°C | 33°C 2003 | 20°C 2001 | 78% |
| Jan 16 | 30°C | 22°C | 36°C 2005 | 20°C 1996 | 78% |
| Jan 17 | 30°C | 22°C | 35°C 2018 | 20°C 2012 | 79% |
| Jan 18 | 30°C | 22°C | 34°C 2007 | 21°C 2002 | 78% |
| Jan 19 | 30°C | 22°C | 34°C 2007 | 20°C 2008 | 77% |
| Jan 20 | 30°C | 22°C | 34°C 2010 | 20°C 2012 | 77% |
| Jan 21 | 30°C | 22°C | 35°C 2005 | 20°C 1994 | 76% |
| Jan 22 | 30°C | 22°C | 35°C 2005 | 20°C 2009 | 75% |
| Jan 23 | 30°C | 22°C | 34°C 2018 | 20°C 2012 | 76% |
| Jan 24 | 30°C | 22°C | 35°C 2018 | 21°C 1992 | 77% |
| Jan 25 | 30°C | 22°C | 34°C 2007 | 20°C 1996 | 78% |
| Jan 26 | 30°C | 22°C | 35°C 2018 | 20°C 2015 | 79% |
| Jan 27 | 30°C | 22°C | 35°C 2007 | 21°C 2014 | 79% |
| Jan 28 | 30°C | 22°C | 36°C 2005 | 20°C 2014 | 78% |
| Jan 29 | 30°C | 22°C | 35°C 2018 | 19°C 2014 | 78% |
| Jan 30 | 30°C | 22°C | 35°C 2018 | 21°C 2011 | 78% |
| Jan 31 | 30°C | 22°C | 36°C 2018 | 20°C 2007 | 76% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- January 1
- sunrise 5:55 AM, sunset 6:22 PM
- January 31
- sunrise 6:07 AM, sunset 6:29 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.