Río Grande Weather in October
Average highs run from 26°C on October 1 to 24°C on October 31, and lows from 12°C to 9°C. Normal precipitation for the month is 31 mm over about 6 wet days.
October day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
October at a glance
- Average high
- 25°C
- Average low
- 10°C
- Precipitation
- 31 mm
- Reanalysis high
- 31°COct 15, 2019
- Reanalysis low
- 0°COct 31, 1993
- Daylight
- 11 h 55 min to 11 h 15 min
- Cloud cover
- 34%
- Humidity
- 59%
- Dew point
- 7°C
- Wind
- 12.2 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 |
|---|---|---|---|---|---|
| Oct 1 | 26°C | 12°C | 29°C 2005 | 6°C 1992 | 31% |
| Oct 2 | 26°C | 12°C | 29°C 2000 | 4°C 1992 | 30% |
| Oct 3 | 26°C | 12°C | 30°C 2000 | 4°C 1992 | 29% |
| Oct 4 | 26°C | 12°C | 30°C 2000 | 5°C 1992 | 27% |
| Oct 5 | 26°C | 12°C | 31°C 2009 | 6°C 2020 | 26% |
| Oct 6 | 26°C | 11°C | 31°C 2009 | 6°C 2020 | 27% |
| Oct 7 | 26°C | 11°C | 31°C 2009 | 7°C 2010 | 26% |
| Oct 8 | 26°C | 11°C | 29°C 1999 | 6°C 2010 | 26% |
| Oct 9 | 26°C | 11°C | 30°C 2019 | 6°C 1996 | 26% |
| Oct 10 | 26°C | 11°C | 31°C 2019 | 6°C 1994 | 25% |
| Oct 11 | 26°C | 11°C | 29°C 2019 | 6°C 1996 | 24% |
| Oct 12 | 26°C | 11°C | 30°C 2020 | 6°C 1995 | 22% |
| Oct 13 | 25°C | 11°C | 29°C 2012 | 5°C 1996 | 22% |
| Oct 14 | 25°C | 11°C | 30°C 2019 | 6°C 1997 | 21% |
| Oct 15 | 25°C | 11°C | 31°C 2019 | 3°C 1997 | 20% |
| Oct 16 | 25°C | 11°C | 30°C 2007 | 2°C 1997 | 19% |
| Oct 17 | 25°C | 11°C | 29°C 2007 | 1°C 1997 | 19% |
| Oct 18 | 25°C | 11°C | 31°C 2007 | 2°C 1997 | 18% |
| Oct 19 | 25°C | 10°C | 30°C 2004 | 5°C 1997 | 17% |
| Oct 20 | 25°C | 10°C | 30°C 2012 | 4°C 1997 | 16% |
| Oct 21 | 25°C | 10°C | 30°C 2012 | 6°C 1997 | 15% |
| Oct 22 | 25°C | 10°C | 30°C 2001 | 5°C 2007 | 14% |
| Oct 23 | 25°C | 10°C | 29°C 2020 | 1°C 2007 | 13% |
| Oct 24 | 25°C | 9°C | 29°C 2012 | 1°C 2007 | 12% |
| Oct 25 | 25°C | 9°C | 30°C 2012 | 4°C 1996 | 11% |
| Oct 26 | 25°C | 9°C | 30°C 2020 | 5°C 2007 | 11% |
| Oct 27 | 25°C | 9°C | 28°C 2010 | 3°C 2007 | 12% |
| Oct 28 | 24°C | 9°C | 28°C 2020 | 1°C 2007 | 12% |
| Oct 29 | 24°C | 9°C | 28°C 2000 | 0°C 2007 | 10% |
| Oct 30 | 24°C | 9°C | 28°C 2000 | 0°C 2007 | 10% |
| Oct 31 | 24°C | 9°C | 28°C 1998 | 0°C 1993 | 10% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (CST).
- October 1
- sunrise 6:44 AM, sunset 6:39 PM
- October 31
- sunrise 6:58 AM, sunset 6:13 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.