Monthly Historical AveragesRio Grande City, TX
Average Temperature
High
21°
Feels 21
Low
9°
Feels 8
Average Precipitation
3 Days
15mm
0.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, January 9, 2026
Day
30°Feels 30
Wind
25 km/h NW
Gust
38 km/h
Humidity
47%
P.O.P
30%
Night
19°Feels 19
Wind
27 km/h NW
Gust
40 km/h
Humidity
76%
P.O.P
30%
Historical AveragesJan 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity